feat(ops): bind snapshots to private GCP parity lifecycle

.agents/skills/teleo-gcp-parity-ops/SKILL.md

@@ -11,27 +11,35 @@ Restore a copy of the VPS canonical Leo database to GCP, prove exact schema,
 row, role, extension, performance, and private-connectivity parity, then run the
 real GCP Leo read/reasoning path without Telegram sends or DB mutation.
 
+The required tier is T3: a live private GCP staging restore, readback,
+reasoning, compute attestation, and cleanup receipt. Local restore proof or an
+access-gate report does not satisfy this tier.
+
 ## Operator Paths
 
-The direct alias is passwordless and was live-verified on 2026-07-14:
+The direct alias was passwordless and live-verified on 2026-07-14:
 
 ```bash
 ssh teleo-gcp-staging
 ```
 
-It uses `/Users/user/.ssh/google_compute_engine` for the configured operator,
+It uses `~/.ssh/google_compute_engine` for the configured operator,
 disables password and keyboard-interactive authentication, and does not store a
-Google password. `sudo -n` also works. The route remains
+Google password. That is historical proof, not current reachability. The route
-firewall-source-dependent, so verify `ssh -o BatchMode=yes teleo-gcp-staging true` before a
+remains firewall-source-dependent. On
-long run instead of assuming retained access is current.
+2026-07-15, both direct SSH and the private TCP route timed out; verify
+`ssh -o BatchMode=yes teleo-gcp-staging true` before a long run and fail closed
+if it does not return successfully.
 
 The intended secondary path is `.github/workflows/gcp-iap-operator.yml`, using
 short-lived GitHub OIDC, IAP, OS Login, and fixed reviewed operations. It is
-merged but not bootstrapped: workflow run `29208215340` failed at auth with
+merged but not bootstrapped: the current 2026-07-15 check still lacks the
-`invalid_target` because provider `teleo-iap-operator` is absent, disabled, or
+reviewed operator WIF/IAP authority. Provider `teleo-iap-operator` is absent,
-deleted. Do not call this path working until a live `status` run passes.
+disabled, or deleted (`invalid_target`), and the available artifact identity is intentionally not
+a Cloud SQL/Compute operator. Do not call this path working until a live `status` run passes
+with the intended operator identity.
 
-Verified target:
+Historically verified and intended target; reverify before any new lifecycle:
 
 - project `teleo-501523`;
 - VM `teleo-prod-1` in `europe-west6-a`;
@@ -45,8 +53,9 @@ variable, then unset it.
 
 ## Two Different Databases
 
-- Canonical collective knowledge is Cloud SQL database `teleo_canonical`, with
+- Canonical collective knowledge remains VPS PostgreSQL database `teleo`, with
-  `public.*` and `kb_stage.*` tables.
+  `public.*` and `kb_stage.*` tables. Persistent Cloud SQL database
+  `teleo_canonical` is a staging copy and has not been promoted.
 - Hermes conversation continuity is `state.db` plus session JSONL files. The
   `leoclean-cloudsql-memory-sync.service` snapshot path copies this runtime
   memory; it does not populate or prove canonical claims, sources, evidence,
@@ -54,7 +63,7 @@ variable, then unset it.
 
 Do not describe a passing Hermes memory sync as canonical KB parity.
 
-## Current Verified State - 2026-07-14
+## Retained Historical Proof - 2026-07-14
 
 - The newest captured VPS database has `39` tables and `52,167` rows, including
   claims `1837`, sources `4145`, claim evidence `4670`, claim edges `4916`, and
@@ -110,17 +119,54 @@ Track these independently:
 Use:
 
 - `ops/capture_vps_canonical_postgres_snapshot.py` for a single source dump and
-  manifest;
+  manifest, with a required retained `--authorization-ref` and v2 provenance
+  receipt binding the exported snapshot identity plus dump/manifest hashes; it
+  requires identical healthy structured source-service states before/after
+  (`active/running`, positive PID, nonnegative restart count);
 - `ops/restore_gcp_generated_postgres_snapshot.py restore --execute` for a
   receipt-bound private-TLS restore into a bounded `teleo_clone_*` database;
+  pass the exact capture `--source-receipt`, and require its live Cloud SQL
+  control-plane check to prove public IP disabled before clone creation; it
+  writes `target-manifest.jsonl`, `restore-receipt.json`, and the generated
+  `gcp-private-connectivity.json` under
+  `/var/lib/teleo-gcp-restore-runs/<restore-run-id>/`;
 - `ops/restore_gcp_generated_postgres_snapshot.py cleanup --execute` for exact
   clone cleanup with live-service and rollback readback;
 - `ops/postgres_parity_manifest.sql` for row/catalog/role/performance readback;
-- `ops/verify_postgres_parity_manifest.py --scope gcp_staging` for exact parity;
+- `ops/verify_postgres_parity_manifest.py --scope gcp_staging` for exact parity,
+  always retaining the canonical output name `gcp-parity.json`;
 - `scripts/run_gcp_generated_db_direct_claim_suite.py` for the adapter-free,
   read-only, no-send six-response replay against a generated `teleo_clone_*`.
 - `scripts/run_gcp_generated_db_blind_claim_canary.py` for the bounded ID-free
   claim challenge, source receipt, reasoning, no-write, and cleanup proof.
+- `ops/attest_gcp_reasoning_compute.py` on the replay VM after blind reasoning
+  and before cleanup, binding the reasoning receipt SHA-256 to live GCE metadata
+  in `reasoning-compute-attestation.json`;
+- a second authorized source capture after cleanup, followed by
+  `ops/verify_vps_canonical_snapshot_delta.py`, to retain the explicit
+  post-snapshot VPS delta in `source-delta-receipt.json`;
+- `ops/verify_gcp_canonical_lifecycle.py` after cleanup to bind the exact source,
+  current source, source delta, restore, `gcp_staging` parity, ID-free reasoning,
+  reasoning-compute attestation, and cleanup receipts into one fail-closed T3
+  lifecycle verdict. Pass `--max-postflight-age-seconds 900` and
+  `--max-lifecycle-age-seconds 3600`; the latter bounds both cleanup-to-verdict
+  age and restore-to-postflight span.
+
+With `TARGET_DB`, `RESTORE_RUN_ID`, and `PRIVATE_RUN_DIR` set as shown in the
+runbook, run the replay-host attestation after the blind receipt passes and
+before the receipt-bound cleanup:
+
+```bash
+sudo python3 ops/attest_gcp_reasoning_compute.py \
+  --reasoning-receipt "$PRIVATE_RUN_DIR/blind-reasoning-receipt.json" \
+  --restore-run-id "$RESTORE_RUN_ID" \
+  --target-db "$TARGET_DB" \
+  --project teleo-501523 \
+  --expected-compute-instance teleo-prod-1 \
+  --expected-compute-zone europe-west6-a \
+  --expected-private-network projects/teleo-501523/global/networks/teleo-staging-net \
+  --output "$PRIVATE_RUN_DIR/reasoning-compute-attestation.json"
+```
 
 The replay must use the Hermes virtualenv, not system Python:
 
@@ -129,8 +175,16 @@ The replay must use the Hermes virtualenv, not system Python:
   scripts/run_gcp_generated_db_direct_claim_suite.py ...
 ```
 
-The replay is not complete until the generated clone, temporary profile,
+The lifecycle is not complete until the generated clone, temporary profile,
-children, upload/run directories, and any temporary client are absent.
+children, transient upload/bundle directories, and any temporary client are
+absent. Preserve the private receipt run directory and every useful lifecycle
+input, supporting receipt, and verifier output; do not treat that evidence as
+transient cleanup. The canonical restore streams through `pg_restore` and
+creates no GCS import object.
+
+Static inspection or a dry run is insufficient for these helpers: verify a new
+capture against the live VPS, run the focused tests, and require a passing live
+lifecycle receipt before describing the workflow as current parity.
 
 ## Safety And Claim Ceiling
 
@@ -147,12 +201,17 @@ delivery, GCP canonical mutation, ongoing replication, or production cutover.
 
 ## Current Access And Next Action
 
-Direct SSH and passwordless sudo are currently working. Local `gcloud` still
+As of 2026-07-15, direct SSH and private TCP timed out, local `gcloud` for
-requires account reauthentication for control-plane metadata, so the current
+`billy@livingip.xyz` requires reauthentication, and the intended operator
-private-IP/TLS proof comes from a live database connection while the public-IP-
+WIF/IAP authority is unavailable. The artifact-builder WIF identity must not be
-disabled control-plane receipt remains dated 2026-07-12.
+expanded or mistaken for database-operator access. Current retained T2/source
+and local restore proof does not satisfy the required T3 lifecycle.
 
-The next production decision is not another restore drill. It is whether to
+The next action after an authorized operator route is restored is: newest
-promote a newly verified snapshot into persistent GCP `teleo_canonical` and
+authorized VPS capture -> disposable private `teleo_clone_*` restore ->
-repoint the production read adapter. Until that decision is explicit, keep GCP
+generated private-connectivity receipt -> `gcp-parity.json` -> no-send
-classified as staging and do not expose Cloud SQL publicly.
+m3taversal blind reasoning -> live GCE reasoning attestation -> receipt-bound
+clone cleanup -> postflight VPS capture/delta -> eight-receipt lifecycle verdict
+within the 900/3600-second freshness bounds. Do not promote
+`teleo_canonical`, expose Cloud SQL publicly, send Telegram, or mutate canonical
+knowledge.

.github/workflows/ci.yml

@@ -42,17 +42,21 @@ jobs:
             lib/llm.py \
             lib/post_extract.py \
             ops/apply_gcp_iam_split.py \
+            ops/attest_gcp_reasoning_compute.py \
             ops/capture_vps_canonical_postgres_snapshot.py \
             ops/check_gcp_infra_readiness.py \
             ops/run_gcp_infra_execute_canary.py \
             ops/apply_gcp_runtime_baseline.py \
             ops/check_gcp_service_communications.py \
             ops/plan_gcp_iam_split.py \
+            ops/private_receipt_io.py \
             ops/redact_sqlite_postgres_restore_canary.py \
             ops/restore_gcp_generated_postgres_snapshot.py \
             ops/sqlite_to_postgres_dump.py \
             ops/verify_gcp_cloudsql_restore_readback.py \
+            ops/verify_gcp_canonical_lifecycle.py \
             ops/verify_postgres_parity_manifest.py \
+            ops/verify_vps_canonical_snapshot_delta.py \
             telegram/approvals.py \
             hermes-agent/leoclean-bin/kb_tool.py \
             hermes-agent/leoclean-bin/cloudsql_memory_tool.py \
@@ -72,6 +76,7 @@ jobs:
             scripts/working_leo_m3taversal_oos_benchmark.py \
             scripts/working_leo_open_ended_benchmark.py \
             tests/test_agent_routing.py \
+            tests/test_attest_gcp_reasoning_compute.py \
             tests/test_assemble_telegram_visible_direct_claim_capture_receipt.py \
             tests/test_build_working_leo_m3taversal_outcome_sandbox.py \
             tests/test_decision_engine_replay.py \
@@ -96,6 +101,8 @@ jobs:
             tests/test_verify_leo_db_first_oos_canary.py \
             tests/test_compile_kb_source_packet.py \
             tests/test_verify_postgres_parity_manifest.py \
+            tests/test_verify_gcp_canonical_lifecycle.py \
+            tests/test_verify_vps_canonical_snapshot_delta.py \
             tests/test_working_leo_m3taversal_oos_benchmark.py \
             tests/test_working_leo_open_ended_benchmark.py \
             tests/test_phase1b_end_to_end.py \

docs/gcp-kb-cloudsql-restore-runbook.md

@@ -53,12 +53,21 @@ python3 ops/capture_vps_canonical_postgres_snapshot.py \
   --ssh-target root@77.42.65.182 \
   --ssh-key ~/.ssh/livingip_hetzner_20260604_ed25519 \
   --run-id canonical-<timestamp> \
+  --authorization-ref codex-delegation:THREAD_ID \
   --output-dir <private-output-dir>
 ```
 
-The capture fails closed if the source service changes while it runs. It
+Replace `THREAD_ID` with the exact retained authorization reference for the
+capture. The v2 receipt binds that reference, exported snapshot ID, TXID
+snapshot, WAL LSN, source system identifier, dump hash, manifest hash, reviewed
+manifest-SQL hash, and source-context hash. A dump and manifest without this
+passing receipt are not eligible for GCP restore.
+
+The capture fails closed unless the structured source-service states before
+and after the snapshot are identical and healthy: `ActiveState=active`,
+`SubState=running`, a positive `MainPID`, and a nonnegative `NRestarts`. It
 retains a private custom dump, dump SHA-256, object TOC, catalog/data manifest,
-and before/after service state. It never restarts Leo or writes to the source
+and both service-state objects. It never restarts Leo or writes to the source
 database.
 
 Prove that this exact snapshot can rebuild a blank Postgres target before using
@@ -79,16 +88,70 @@ then removes the container and proves it is absent. A passing local receipt is
 the exact-recovery preflight; it is not semantic recompilation from raw source
 documents.
 
-Run `ops/postgres_parity_manifest.sql` against the isolated restored target,
+Choose one bounded suffix and use it consistently on the GCP replay VM. The
-then compare source and target:
+restore helper retains its mode-0700 evidence directory at the fixed private
+root:
 
 ```bash
-python3 ops/verify_postgres_parity_manifest.py \
+RUN_SUFFIX=20260715t010000z
+TARGET_DB="teleo_clone_${RUN_SUFFIX}"
+RESTORE_RUN_ID="gcp-restore-${RUN_SUFFIX}"
+PRIVATE_RUN_DIR="/var/lib/teleo-gcp-restore-runs/${RESTORE_RUN_ID}"
+```
+
+Use a generated target database such as `teleo_clone_<run_id>`. Never import a
+drill into `teleo`, `teleo_kb`, or `teleo_canonical`. Database isolation does
+not isolate cluster-global roles or extensions, so verify those separately and
+do not run the Docker-only gate bootstrap against the shared Cloud SQL instance.
+
+The canonical restore command must include the v2 capture receipt. It also runs
+a live Cloud SQL control-plane preflight before resolving the database secret or
+creating the clone, and fails closed unless the exact instance is runnable,
+PostgreSQL 16, private-networked, bound to the expected RFC1918 host, and has
+public IP disabled. A GCE metadata preflight independently binds the operator
+runtime to `teleo-prod-1` in `europe-west6-a` on `teleo-staging-net`; a
+hard-coded compute label is not accepted:
+
+```bash
+sudo python3 ops/restore_gcp_generated_postgres_snapshot.py restore \
+  --execute \
+  --target-db "$TARGET_DB" \
+  --run-id "$RESTORE_RUN_ID" \
+  --dump <private-output-dir>/teleo-canonical.dump \
+  --expected-dump-sha256 <dump-sha256> \
+  --source-manifest <private-output-dir>/source-manifest.jsonl \
+  --source-receipt <private-output-dir>/receipt.json \
+  --expected-source-receipt-sha256 <source-receipt-sha256> \
+  --expected-capture-authorization-ref codex-delegation:THREAD_ID \
+  --project teleo-501523 \
+  --cloudsql-instance teleo-pgvector-standby \
+  --expected-private-network projects/teleo-501523/global/networks/teleo-staging-net \
+  --expected-compute-instance teleo-prod-1 \
+  --expected-compute-zone europe-west6-a \
+  --expected-source-ssh-target root@77.42.65.182 \
+  --expected-source-container teleo-pg \
+  --expected-source-database teleo \
+  --expected-source-service leoclean-gateway.service
+```
+
+The restore writes both `target-manifest.jsonl` and
+`gcp-private-connectivity.json` as mode-0600 files in its private run
+directory. The latter is composed from live GCE metadata, Cloud SQL
+control-plane checks, and the private TLS database identity; do not hand-compose
+the connectivity receipt. The restore also records identical healthy
+before/after state for `leoclean-gcp-prod-parallel.service`, including its PID
+and restart count.
+
+Compare the captured target manifest and generated connectivity receipt to the
+authorized source:
+
+```bash
+sudo python3 ops/verify_postgres_parity_manifest.py \
   --source <private-output-dir>/source-manifest.jsonl \
-  --target <private-output-dir>/target-manifest.jsonl \
+  --target "$PRIVATE_RUN_DIR/target-manifest.jsonl" \
   --scope gcp_staging \
-  --connectivity-proof <private-output-dir>/gcp-private-connectivity.json \
+  --connectivity-proof "$PRIVATE_RUN_DIR/gcp-private-connectivity.json" \
-  --output <private-output-dir>/gcp-parity.json
+  --output "$PRIVATE_RUN_DIR/gcp-parity.json"
 ```
 
 The verifier checks all table row counts and collation-independent row hashes,
@@ -98,14 +161,100 @@ password-free application-role attributes, and bounded query timings. In GCP
 scope it also requires a receipt proving a staging compute source, a private
 server address, TLS, and public-IP-disabled instance metadata.
 
-Use a generated target database such as `teleo_clone_<run_id>`. Never import a
+After the parity verifier passes, run the no-send m3taversal blind reasoning
-drill into `teleo`, `teleo_kb`, or `teleo_canonical`. Database isolation does
+replay from staging compute against that generated database, attest the replay
-not isolate cluster-global roles or extensions, so verify those separately and
+host from live GCE metadata, and only then delete the generated database. This
-do not run the Docker-only gate bootstrap against the shared Cloud SQL instance.
+canonical path streams the custom dump through `pg_restore`; it does not create
+a GCS import object.
 
-After the parity verifier passes, run the no-send operator composition replay from
+Run the bounded ID-free reasoning canary with the generated parity receipt. The
-staging compute against that generated database. Only then delete the generated
+script re-executes itself in the Hermes virtualenv when that runtime is present:
-database and uploaded import object and retain cleanup readback.
+
+```bash
+sudo python3 scripts/run_gcp_generated_db_blind_claim_canary.py \
+  --execute \
+  --target-db "$TARGET_DB" \
+  --cloudsql-tool hermes-agent/leoclean-bin/cloudsql_memory_tool.py \
+  --manifest-sql ops/postgres_parity_manifest.sql \
+  --parity-receipt "$PRIVATE_RUN_DIR/gcp-parity.json" \
+  --output "$PRIVATE_RUN_DIR/blind-reasoning-receipt.json" \
+  --run-id "gcp-blind-claim-${RUN_SUFFIX}"
+```
+
+Before cleanup, bind that reasoning receipt to live metadata from the same GCE
+replay host:
+
+```bash
+sudo python3 ops/attest_gcp_reasoning_compute.py \
+  --reasoning-receipt "$PRIVATE_RUN_DIR/blind-reasoning-receipt.json" \
+  --restore-run-id "$RESTORE_RUN_ID" \
+  --target-db "$TARGET_DB" \
+  --project teleo-501523 \
+  --expected-compute-instance teleo-prod-1 \
+  --expected-compute-zone europe-west6-a \
+  --expected-private-network projects/teleo-501523/global/networks/teleo-staging-net \
+  --output "$PRIVATE_RUN_DIR/reasoning-compute-attestation.json"
+```
+
+After the compute attestation passes, run the receipt-bound cleanup command
+retained by the restore. Then capture the VPS source again under a distinct
+postflight authorization reference. Run this capture from the same trusted
+source-access lane used for the baseline; it need not run on the GCP replay VM.
+The postflight capture must complete after cleanup, so the final verdict can
+state whether the VPS changed after the restored snapshot boundary. Compare the
+two source captures:
+
+```bash
+python3 ops/capture_vps_canonical_postgres_snapshot.py \
+  --execute \
+  --ssh-target root@77.42.65.182 \
+  --ssh-key ~/.ssh/livingip_hetzner_20260604_ed25519 \
+  --run-id canonical-${RUN_SUFFIX}-postflight \
+  --authorization-ref codex-delegation:THREAD_ID:postflight \
+  --output-dir <private-postflight-dir>
+```
+
+```bash
+sudo python3 ops/verify_vps_canonical_snapshot_delta.py \
+  --baseline-receipt <private-output-dir>/receipt.json \
+  --baseline-manifest <private-output-dir>/source-manifest.jsonl \
+  --baseline-authorization-ref codex-delegation:THREAD_ID \
+  --current-receipt <private-postflight-dir>/receipt.json \
+  --current-manifest <private-postflight-dir>/source-manifest.jsonl \
+  --current-authorization-ref codex-delegation:THREAD_ID:postflight \
+  --output "$PRIVATE_RUN_DIR/source-delta-receipt.json"
+```
+
+Finally, verify that all eight receipts belong to one bound lifecycle. This
+verifier rejects local-scope parity, stale or mismatched source hashes, a
+postflight source capture that predates reasoning or cleanup, hand-authored
+reasoning booleans without real retrieval/tool receipts, an unattested replay
+host, compute or Cloud SQL topology drift, and any cleanup receipt that leaves
+the clone present. The postflight capture may be at most 900 seconds old at
+verification; the GCP lifecycle age and restore-to-postflight span must each be
+at most 3600 seconds:
+
+```bash
+sudo python3 ops/verify_gcp_canonical_lifecycle.py \
+  --source-receipt <private-output-dir>/receipt.json \
+  --current-source-receipt <private-postflight-dir>/receipt.json \
+  --source-delta-receipt "$PRIVATE_RUN_DIR/source-delta-receipt.json" \
+  --restore-receipt "$PRIVATE_RUN_DIR/restore-receipt.json" \
+  --parity-receipt "$PRIVATE_RUN_DIR/gcp-parity.json" \
+  --reasoning-receipt "$PRIVATE_RUN_DIR/blind-reasoning-receipt.json" \
+  --reasoning-compute-receipt "$PRIVATE_RUN_DIR/reasoning-compute-attestation.json" \
+  --cleanup-receipt "$PRIVATE_RUN_DIR/cleanup-receipt.json" \
+  --max-postflight-age-seconds 900 \
+  --max-lifecycle-age-seconds 3600 \
+  --output "$PRIVATE_RUN_DIR/lifecycle-verification.json"
+```
+
+Retain the private receipt run directory and every useful lifecycle input,
+supporting receipt, and verifier output. Remove only transient upload/bundle
+directories, temporary Hermes profiles, helper clients, and child processes
+after their absence is verified. There is no canonical-path GCS object to
+delete. Do not remove the evidence directory until its useful receipts are
+integrated or explicitly rejected.
 
 ## Legacy SQLite Source Backup Canary
 
@@ -236,11 +385,15 @@ A successful restore or replication canary must retain:
   - dump timestamp or replication slot timestamp;
   - source schema/database name.
 - transfer proof:
-  - dump object path in a versioned bucket, or logical replication subscription details;
+  - for the canonical path, the v2 capture receipt, dump SHA-256, and exact
+    private staging path used by streaming `pg_restore`;
+  - for a legacy import or replication path, a versioned dump-object generation
+    or logical replication subscription details;
   - row/table counts before import where available.
 - target proof:
-  - `teleo-pgvector-standby` readback;
+  - `teleo-pgvector-standby` control-plane readback;
-  - `teleo_kb` database readback;
+  - generated `teleo_clone_*` identity for canonical parity, or `teleo_kb` only
+    for the explicitly legacy SQLite drill;
   - extension readback for `vector` if the restored schema needs pgvector;
   - representative query readback for core KB tables.
 - failure boundary:
@@ -295,28 +448,26 @@ Retain only redacted connection metadata. Do not commit or paste credentials.
 
 ## Current Blocker
 
-As of 2026-07-11, the canonical Postgres exported-snapshot capture and isolated
+As of 2026-07-15, a newest authorized canonical Postgres capture and isolated
-local restore parity pass. Live GCP restore and staging replay do not.
+local restore can pass, but the required T3 live private GCP lifecycle cannot be
+started from the current operator route:
 
-- GitHub WIF works for `sa-artifact-builder`, but that identity is intentionally
+- direct VM SSH and the private TCP route timed out;
-  limited to Artifact Registry and cannot inspect or mutate Cloud SQL/Compute.
+- local `gcloud` for `billy@livingip.xyz` requires reauthentication; no
-- The configured `sa-teleo-readiness` and `sa-teleo-restore-drill` identities
+  password was entered or inspected;
-  return IAM 404 and do not exist.
+- the intended operator WIF/IAP authority is unavailable because provider
-- The local privileged `billy@livingip.xyz` gcloud session requires password
+  `teleo-iap-operator` is absent, disabled, or deleted;
-  reauthentication. No password was entered or inspected.
+- the working artifact-builder WIF identity is intentionally limited and must
-- Direct VM SSH is closed to the current egress `/32`; IAP requires the same
+  not be expanded or mistaken for Cloud SQL/Compute operator access.
-  privileged GCP authentication.
 
-That is why the readiness checker still reports:
+The authorized recovery is a local
+`gcloud auth login billy@livingip.xyz --force` without sharing credentials, or
+administrator convergence of the reviewed operator WIF/IAP bootstrap. Until a
+route passes live readback, keep the claim at T2/source-local proof; do not
+promote staging or expose Cloud SQL publicly.
 
-- `kb_source_restore_access = blocked`
+Once access is restored, run: newest authorized `teleo` snapshot -> disposable
-- `kb_restore_or_replication = blocked`
+private `teleo_clone_*` restore -> generated connectivity proof ->
-
+`gcp-parity.json` -> no-send m3taversal blind reasoning -> live GCE reasoning
-The immediate operator CTA is to complete
+attestation -> receipt-bound clone cleanup -> postflight VPS capture and delta
-`gcloud auth login billy@livingip.xyz --force` locally without sharing the
+-> eight-receipt lifecycle verdict within the 900/3600-second freshness bounds.
-password, or apply the reviewed IAM split with an authorized GCP administrator.
-The next non-user action is:
-
-canonical `teleo` snapshot -> generated Cloud SQL database -> full parity and
-private-connectivity verifier -> no-send Cory composition replay from staging
-compute -> delete the generated database/object -> retain cleanup proof.

docs/reports/leo-working-state-20260709/gcp-canonical-parity-live-20260715.json

@@ -0,0 +1,134 @@
+{
+  "artifact": "gcp_canonical_parity_live_attempt",
+  "schema": "livingip.gcpCanonicalParityLiveAttempt.v1",
+  "generated_at_utc": "2026-07-15T01:50:20Z",
+  "status": "gated_external",
+  "required_tier": "T3_live_private_gcp_staging",
+  "current_tier": "T2_current_source_and_isolated_restore_plus_live_access_gate",
+  "current_canary": "Restore the newest authorized canonical snapshot into one private generated Cloud SQL database, prove exact parity and ID-free Leo reasoning from staging compute, then drop the generated database and verify absence.",
+  "current_source": {
+    "run_id": "canonical-20260715t014930z",
+    "captured_at_utc": "2026-07-15T01:49:39.104116+00:00",
+    "capture_authorization_ref": "codex-delegation:019f47af-f2cc-7c10-b928-a9283afa2621",
+    "receipt_sha256": "7d96b052591d36df3b67dc6291b0f74a7bbeb9602c9cc424779e7c21194d59a5",
+    "dump_sha256": "6c56a841c1159a17f9404c2d63e3e93ae8ff55e842bf311d6d1bff21e9b95c9a",
+    "manifest_sha256": "39f06c6b9fc806a89ecd19294be29c58c499c65234611c7a483ddefa3c78d7d3",
+    "provenance_binding_sha256": "fb587093a76b61af670b7d968d32b78d6a87572faa78ca1ad93ef6cba1c9b776",
+    "source_system_identifier": "7649789040005668902",
+    "table_count": 39,
+    "total_rows": 52167,
+    "service": {
+      "active_state": "active",
+      "sub_state": "running",
+      "main_pid": 347406,
+      "restart_count": 0,
+      "unchanged": true
+    },
+    "production_database_mutated": false,
+    "telegram_send_attempted": false
+  },
+  "source_stability": {
+    "baseline_run_id": "canonical-20260715t014814z",
+    "current_run_id": "canonical-20260715t014930z",
+    "receipt_sha256": "d761a2b8b0313ee03c9d01e50fcca709af779578281cf10de5aed4709e914d72",
+    "status": "pass",
+    "delta_detected": false,
+    "table_count": 39,
+    "total_rows": 52167,
+    "total_row_delta": 0,
+    "changed_tables": [],
+    "changed_structures": [],
+    "table_fingerprint_sha256": "f50d86fc3ce699f602bdc0029485bd901fd98bd8114eecd5dcc4346a0f52112a",
+    "structure_fingerprint_sha256": "61bf482330a652ebdb419de3fb78196f2c7d25d1a482b100f385e8102c8e8d52"
+  },
+  "isolated_restore": {
+    "receipt_sha256": "181901afc91bebee7c343500c601ed1e5b7a5e42a5b81583d445109bfc680d86",
+    "status": "pass",
+    "source_table_count": 39,
+    "target_table_count": 39,
+    "source_total_rows": 52167,
+    "target_total_rows": 52167,
+    "table_mismatches": [],
+    "structural_hashes_equal": true,
+    "constraint_hash": "8b26d26fda56f09325e0603aae48051da08dfc6c35322fa88880acdabb8ad859",
+    "application_role_mismatches": {},
+    "target_extra_application_roles": [],
+    "required_extension_mismatches": {},
+    "performance_problems": [],
+    "network_mode": "none",
+    "persistent_postgres_storage_used": false,
+    "container_absent_after_test": true
+  },
+  "permission_profile": {
+    "approval_policy": "never",
+    "sandbox_mode": "danger-full-access",
+    "network": "enabled"
+  },
+  "config_readback": {
+    "gcloud_sdk_version": "551.0.0",
+    "configured_account": "billy@livingip.xyz",
+    "configured_project": "teleo-501523",
+    "configured_account_status": "failed_noninteractive_reauthentication",
+    "application_default_credentials_status": "failed_noninteractive_reauthentication",
+    "expected_cloudsql_instance_not_currently_verified": "teleo-pgvector-standby",
+    "expected_private_network_not_currently_verified": "teleo-staging-net",
+    "expected_private_address_not_currently_verified": "10.61.0.3",
+    "expected_staging_compute_not_currently_verified": "teleo-prod-1/europe-west6-a",
+    "public_ip_disabled_currently_verified": false,
+    "generated_database_inventory_currently_verified": false
+  },
+  "attempted_no_approval_routes": [
+    "configured privileged gcloud identity",
+    "three other cached gcloud identities",
+    "application-default credentials",
+    "direct SSH to the retained staging address",
+    "local gcloud IAP SSH dry run",
+    "local and VPS TCP probes to the expected private Cloud SQL address",
+    "fixed GitHub IAP status workflow receipt",
+    "five GitHub readiness workflow receipts across candidate service accounts",
+    "current successful Artifact Registry-only WIF workflow"
+  ],
+  "exact_gate": "The privileged local Google OAuth session requires human reauthentication, the fixed IAP workflow names an unavailable teleo-iap-operator WIF provider, and no existing noninteractive service-account route can obtain a Cloud SQL/Compute-capable token. Current Cloud SQL topology and generated-database inventory cannot be read, so the private restore cannot start.",
+  "why_autonomous_repair_stops": "Google reauthentication may require a password, MFA, passkey, or consent that Codex must not retrieve or enter. Recreating or rebinding the WIF/IAP identities requires an already-authorized GCP administrator, and no safe noninteractive identity currently has that authority.",
+  "next_non_user_action": "After operator-controlled Google reauthentication or administrator convergence of the reviewed least-privilege IAP operator, read the current Cloud SQL and GCE topology, stream the receipt-bound dump to a teleo_clone_* database from teleo-prod-1, run exact parity, blind reasoning, live GCE metadata attestation, cleanup, postflight source capture, and the eight-receipt lifecycle verifier.",
+  "gcp_effects_from_this_attempt": {
+    "cloudsql_database_created": false,
+    "gcp_resource_created": false,
+    "gcp_resource_modified": false,
+    "public_ip_exposure_changed": false,
+    "staging_promoted": false,
+    "telegram_sent": false
+  },
+  "proof_receipts": {
+    "retained_private_runtime_artifacts": true,
+    "source_receipt": {
+      "filename": "receipt.json",
+      "sha256": "7d96b052591d36df3b67dc6291b0f74a7bbeb9602c9cc424779e7c21194d59a5"
+    },
+    "source_manifest": {
+      "filename": "source-manifest.jsonl",
+      "sha256": "39f06c6b9fc806a89ecd19294be29c58c499c65234611c7a483ddefa3c78d7d3"
+    },
+    "source_delta": {
+      "filename": "source-stability-delta.json",
+      "sha256": "d761a2b8b0313ee03c9d01e50fcca709af779578281cf10de5aed4709e914d72"
+    },
+    "isolated_restore": {
+      "filename": "local-rebuild-receipt.json",
+      "sha256": "181901afc91bebee7c343500c601ed1e5b7a5e42a5b81583d445109bfc680d86"
+    },
+    "route_recheck": {
+      "filename": "route-recheck.json",
+      "sha256": "0fda5e6d58d72dcb084dc277bc59312bf62c002c728e249a9f16e79ae096037b"
+    }
+  },
+  "strongest_claim_allowed": "The newest authorized VPS snapshot is stable and exactly reconstructs in an isolated PostgreSQL 16 canary; current private GCP restore, reasoning, and cleanup are not proven because the live operator route is externally gated.",
+  "not_proven": [
+    "current Cloud SQL topology or public-IP-disabled state",
+    "current generated-database inventory",
+    "private staging-to-Cloud-SQL TLS connectivity",
+    "current Cloud SQL restore parity",
+    "blind Leo reasoning against the generated Cloud SQL database",
+    "generated Cloud SQL database teardown"
+  ]
+}

docs/reports/leo-working-state-20260709/gcp-canonical-parity-teardown-20260715.json

@@ -0,0 +1,36 @@
+{
+  "artifact": "gcp_canonical_parity_attempt_teardown",
+  "schema": "livingip.gcpCanonicalParityAttemptTeardown.v1",
+  "generated_at_utc": "2026-07-15T01:50:20Z",
+  "status": "no_cloud_resource_created",
+  "required_tier": "T3_live_private_gcp_staging",
+  "required_tier_met": false,
+  "cloudsql_clone_created": false,
+  "cloudsql_clone_dropped": false,
+  "cloudsql_clone_absence_readback": "not_applicable_no_create",
+  "gcs_object_created": false,
+  "compute_resource_created": false,
+  "cleanup_required": false,
+  "cleanup_performed": false,
+  "orphan_risk_from_this_attempt": false,
+  "public_ip_exposure_changed": false,
+  "staging_promoted": false,
+  "local_restore_container": {
+    "name": "teleo-canonical-rebuild-20260715015004-4ec8d1daac32",
+    "force_remove_exit_code": 0,
+    "container_absent": true,
+    "persistent_storage_used": false,
+    "network_access_available": false
+  },
+  "current_gcp_orphan_inventory_verified": false,
+  "exact_gate": "No authenticated Cloud SQL/Compute-capable route was available, so execution stopped before any GCP resource or generated database was created.",
+  "proof_paths": {
+    "live_attempt": "docs/reports/leo-working-state-20260709/gcp-canonical-parity-live-20260715.json",
+    "route_recheck_filename": "route-recheck.json",
+    "route_recheck_sha256": "0fda5e6d58d72dcb084dc277bc59312bf62c002c728e249a9f16e79ae096037b",
+    "local_cleanup_receipt_filename": "local-rebuild-receipt.json",
+    "local_cleanup_receipt_sha256": "181901afc91bebee7c343500c601ed1e5b7a5e42a5b81583d445109bfc680d86",
+    "runtime_receipts_retained_privately": true
+  },
+  "strongest_claim_allowed": "This attempt introduced no GCP cleanup debt and its isolated local restore container was removed; it is not a teardown receipt for a live disposable Cloud SQL database."
+}

ops/attest_gcp_reasoning_compute.py

@@ -0,0 +1,172 @@
+#!/usr/bin/env python3
+"""Bind a no-send reasoning receipt to live GCE metadata on the replay host."""
+
+from __future__ import annotations
+
+import argparse
+import json
+import stat
+from datetime import UTC, datetime
+from pathlib import Path
+from typing import Any
+
+try:
+    from .private_receipt_io import write_private_json
+    from .restore_gcp_generated_postgres_snapshot import (
+        DEFAULT_COMPUTE_INSTANCE,
+        DEFAULT_COMPUTE_ZONE,
+        DEFAULT_PRIVATE_NETWORK,
+        DEFAULT_PROJECT,
+        RUN_ID_RE,
+        TARGET_DATABASE_RE,
+        gce_compute_identity,
+        sha256_file,
+    )
+except ImportError:  # pragma: no cover - direct script execution on the GCP VM
+    from private_receipt_io import write_private_json
+    from restore_gcp_generated_postgres_snapshot import (
+        DEFAULT_COMPUTE_INSTANCE,
+        DEFAULT_COMPUTE_ZONE,
+        DEFAULT_PRIVATE_NETWORK,
+        DEFAULT_PROJECT,
+        RUN_ID_RE,
+        TARGET_DATABASE_RE,
+        gce_compute_identity,
+        sha256_file,
+    )
+
+REASONING_SCHEMA = "livingip.gcpGeneratedDbBlindClaimCanary.v1"
+ATTESTATION_SCHEMA = "livingip.gcpReasoningComputeAttestation.v1"
+
+
+def utc_now() -> str:
+    return datetime.now(UTC).isoformat()
+
+
+def parse_timestamp(value: Any, label: str) -> datetime:
+    text = str(value or "")
+    if text.endswith("Z"):
+        text = text[:-1] + "+00:00"
+    try:
+        parsed = datetime.fromisoformat(text)
+    except ValueError as exc:
+        raise ValueError(f"{label} is not an ISO-8601 timestamp") from exc
+    if parsed.tzinfo is None:
+        raise ValueError(f"{label} must include a timezone")
+    return parsed.astimezone(UTC)
+
+
+def load_reasoning_receipt(path: Path) -> dict[str, Any]:
+    try:
+        mode = path.lstat().st_mode
+    except OSError as exc:
+        raise ValueError(f"reasoning receipt is unavailable: {exc}") from exc
+    if not stat.S_ISREG(mode) or path.is_symlink():
+        raise ValueError("reasoning receipt must be a regular non-symlink file")
+    try:
+        payload = json.loads(path.read_text(encoding="utf-8"))
+    except json.JSONDecodeError as exc:
+        raise ValueError("reasoning receipt is invalid JSON") from exc
+    if not isinstance(payload, dict):
+        raise ValueError("reasoning receipt must be a JSON object")
+    return payload
+
+
+def attest_reasoning_compute(
+    *,
+    reasoning_receipt_path: Path,
+    restore_run_id: str,
+    target_database: str,
+    project: str = DEFAULT_PROJECT,
+    expected_compute_instance: str = DEFAULT_COMPUTE_INSTANCE,
+    expected_compute_zone: str = DEFAULT_COMPUTE_ZONE,
+    expected_private_network: str = DEFAULT_PRIVATE_NETWORK,
+    metadata_timeout: float = 10.0,
+    generated_at_utc: str | None = None,
+) -> dict[str, Any]:
+    if not RUN_ID_RE.fullmatch(restore_run_id):
+        raise ValueError("restore run id is invalid")
+    if not TARGET_DATABASE_RE.fullmatch(target_database):
+        raise ValueError("target database must be a disposable teleo_clone_* database")
+    reasoning_receipt_path = reasoning_receipt_path.resolve()
+    reasoning = load_reasoning_receipt(reasoning_receipt_path)
+    started = parse_timestamp(reasoning.get("generated_at_utc"), "reasoning start")
+    completed = parse_timestamp(reasoning.get("completed_at_utc"), "reasoning completion")
+    checks = {
+        "schema": reasoning.get("schema") == REASONING_SCHEMA,
+        "status": reasoning.get("status") == "pass" and not reasoning.get("errors"),
+        "target_database": reasoning.get("target_database") == target_database,
+        "source_compute": reasoning.get("source_compute") == expected_compute_instance,
+        "chronology": started <= completed,
+        "no_telegram_send": reasoning.get("posted_to_telegram") is False,
+        "no_database_write": reasoning.get("database_write_attempted") is False,
+    }
+    failed = sorted(name for name, passed in checks.items() if not passed)
+    if failed:
+        raise ValueError("reasoning receipt failed attestation preflight: " + ", ".join(failed))
+
+    compute = gce_compute_identity(
+        project,
+        expected_compute_instance,
+        expected_compute_zone,
+        expected_private_network,
+        timeout=metadata_timeout,
+    )
+    return {
+        "artifact": "gcp_reasoning_compute_attestation",
+        "schema": ATTESTATION_SCHEMA,
+        "status": "pass",
+        "generated_at_utc": generated_at_utc or utc_now(),
+        "restore_run_id": restore_run_id,
+        "target_database": target_database,
+        "reasoning_receipt": {
+            "sha256": sha256_file(reasoning_receipt_path),
+            "schema": reasoning["schema"],
+            "generated_at_utc": reasoning["generated_at_utc"],
+            "completed_at_utc": reasoning["completed_at_utc"],
+            "claimed_source_compute": reasoning["source_compute"],
+        },
+        "compute": compute,
+        "checks": {**checks, "gce_metadata_identity": all(compute.get("checks", {}).values())},
+        "method": "gce_metadata_server_v1",
+        "mutation": {
+            "cloudsql_changed": False,
+            "compute_changed": False,
+            "database_changed": False,
+            "telegram_message_sent": False,
+        },
+    }
+
+
+def main() -> int:
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument("--reasoning-receipt", required=True, type=Path)
+    parser.add_argument("--restore-run-id", required=True)
+    parser.add_argument("--target-db", required=True)
+    parser.add_argument("--project", default=DEFAULT_PROJECT)
+    parser.add_argument("--expected-compute-instance", default=DEFAULT_COMPUTE_INSTANCE)
+    parser.add_argument("--expected-compute-zone", default=DEFAULT_COMPUTE_ZONE)
+    parser.add_argument("--expected-private-network", default=DEFAULT_PRIVATE_NETWORK)
+    parser.add_argument("--metadata-timeout", default=10.0, type=float)
+    parser.add_argument("--output", required=True, type=Path)
+    args = parser.parse_args()
+    try:
+        receipt = attest_reasoning_compute(
+            reasoning_receipt_path=args.reasoning_receipt,
+            restore_run_id=args.restore_run_id,
+            target_database=args.target_db,
+            project=args.project,
+            expected_compute_instance=args.expected_compute_instance,
+            expected_compute_zone=args.expected_compute_zone,
+            expected_private_network=args.expected_private_network,
+            metadata_timeout=args.metadata_timeout,
+        )
+        write_private_json(args.output, receipt)
+    except (OSError, ValueError, RuntimeError) as exc:
+        parser.error(str(exc))
+    print(json.dumps(receipt, indent=2, sort_keys=True))
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())

ops/capture_vps_canonical_postgres_snapshot.py

@@ -25,15 +25,20 @@ except ImportError:  # pragma: no cover - direct script execution
 
 SAFE_NAME_RE = re.compile(r"[A-Za-z0-9][A-Za-z0-9_.-]{0,127}\Z")
 SAFE_RUN_RE = re.compile(r"[A-Za-z0-9][A-Za-z0-9_-]{7,63}\Z")
-SAFE_SSH_TARGET_RE = re.compile(
+SAFE_AUTHORIZATION_REF_RE = re.compile(r"[A-Za-z0-9][A-Za-z0-9_.:/@+-]{7,255}\Z")
-    r"(?:[A-Za-z0-9][A-Za-z0-9._-]{0,63}@)?[A-Za-z0-9][A-Za-z0-9.-]{0,252}\Z"
+SAFE_SSH_TARGET_RE = re.compile(r"(?:[A-Za-z0-9][A-Za-z0-9._-]{0,63}@)?[A-Za-z0-9][A-Za-z0-9.-]{0,252}\Z")
-)
+SNAPSHOT_ID_RE = re.compile(r"[0-9A-F]+-[0-9A-F]+-[0-9]+\Z")
+TXID_SNAPSHOT_RE = re.compile(r"[0-9]+:[0-9]+:(?:[0-9]+(?:,[0-9]+)*)?\Z")
+WAL_LSN_RE = re.compile(r"[0-9A-F]+/[0-9A-F]+\Z")
+SYSTEM_IDENTIFIER_RE = re.compile(r"[0-9]+\Z")
+SOURCE_SNAPSHOT_RECEIPT_SCHEMA = "livingip.sourceSnapshotReceipt.v2"
 EXPECTED_FILES = {
     "teleo-canonical.dump",
     "teleo-canonical.dump.sha256",
     "teleo-canonical.toc",
     "source-manifest.jsonl",
     "source-context.txt",
+    "source-snapshot.json",
     "service-before.txt",
     "service-after.txt",
 }
@@ -47,6 +52,81 @@ def sha256(path: Path) -> str:
     return digest.hexdigest()
 
 
+def sha256_bytes(payload: bytes) -> str:
+    return hashlib.sha256(payload).hexdigest()
+
+
+def canonical_sha256(value: Any) -> str:
+    payload = json.dumps(value, sort_keys=True, separators=(",", ":"), ensure_ascii=True)
+    return sha256_bytes(payload.encode())
+
+
+def load_snapshot_metadata(path: Path) -> dict[str, str]:
+    try:
+        payload = json.loads(path.read_text(encoding="utf-8"))
+    except (OSError, json.JSONDecodeError) as exc:
+        raise RuntimeError("source snapshot metadata is unreadable") from exc
+    if not isinstance(payload, dict):
+        raise RuntimeError("source snapshot metadata must be an object")
+    fields = {
+        "exported_snapshot_id": SNAPSHOT_ID_RE,
+        "txid_snapshot": TXID_SNAPSHOT_RE,
+        "wal_lsn": WAL_LSN_RE,
+        "system_identifier": SYSTEM_IDENTIFIER_RE,
+    }
+    normalized: dict[str, str] = {}
+    for field, pattern in fields.items():
+        value = str(payload.get(field) or "")
+        if not pattern.fullmatch(value):
+            raise RuntimeError(f"source snapshot metadata has invalid {field}")
+        normalized[field] = value
+    captured_at_utc = str(payload.get("captured_at_utc") or "")
+    if not captured_at_utc or any(character in captured_at_utc for character in "\r\n\x00"):
+        raise RuntimeError("source snapshot metadata has invalid captured_at_utc")
+    normalized["captured_at_utc"] = captured_at_utc
+    return normalized
+
+
+def load_service_state(path: Path) -> dict[str, str]:
+    try:
+        state = dict(line.split("=", 1) for line in path.read_text(encoding="utf-8").splitlines() if "=" in line)
+        main_pid = int(state.get("MainPID") or 0)
+        restarts = int(state.get("NRestarts") or 0)
+    except (OSError, TypeError, ValueError) as exc:
+        raise RuntimeError("source service state is unreadable") from exc
+    if state.get("ActiveState") != "active" or state.get("SubState") != "running" or main_pid <= 0 or restarts < 0:
+        raise RuntimeError("source service is not active/running with a positive MainPID")
+    return state
+
+
+def build_provenance_binding(
+    *,
+    run_id: str,
+    authorization_ref: str,
+    source: dict[str, str],
+    snapshot: dict[str, str],
+    dump_sha256: str,
+    manifest_sql_sha256: str,
+    source_manifest_sha256: str,
+    source_context_sha256: str,
+) -> dict[str, Any]:
+    payload = {
+        "receipt_schema": SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+        "run_id": run_id,
+        "capture_authorization_ref": authorization_ref,
+        "source": source,
+        "exported_snapshot_id": snapshot["exported_snapshot_id"],
+        "txid_snapshot": snapshot["txid_snapshot"],
+        "wal_lsn": snapshot["wal_lsn"],
+        "source_system_identifier": snapshot["system_identifier"],
+        "dump_sha256": dump_sha256,
+        "manifest_sql_sha256": manifest_sql_sha256,
+        "source_manifest_sha256": source_manifest_sha256,
+        "source_context_sha256": source_context_sha256,
+    }
+    return {"algorithm": "sha256", "payload": payload, "sha256": canonical_sha256(payload)}
+
+
 def ssh_base(identity_file: Path) -> list[str]:
     return [
         "ssh",
@@ -73,12 +153,12 @@ def remote_capture_script(*, run_id: str, container: str, database: str, service
         "container_dump": shlex.quote(container_dump),
     }
     return f"""set -euo pipefail
-remote_root={quoted['remote_root']}
+remote_root={quoted["remote_root"]}
-container={quoted['container']}
+container={quoted["container"]}
-database={quoted['database']}
+database={quoted["database"]}
-service={quoted['service']}
+service={quoted["service"]}
-container_manifest={quoted['container_manifest']}
+container_manifest={quoted["container_manifest"]}
-container_dump={quoted['container_dump']}
+container_dump={quoted["container_dump"]}
 
 cleanup() {{
   docker exec "$container" rm -f "$container_manifest" "$container_dump" >/dev/null 2>&1 || true
@@ -86,11 +166,23 @@ cleanup() {{
 }}
 trap cleanup EXIT
 
+assert_service_healthy() {{
+  local state_file="$1"
+  grep -qx 'ActiveState=active' "$state_file"
+  grep -qx 'SubState=running' "$state_file"
+  local main_pid restarts
+  main_pid="$(sed -n 's/^MainPID=//p' "$state_file")"
+  restarts="$(sed -n 's/^NRestarts=//p' "$state_file")"
+  [[ "$main_pid" =~ ^[1-9][0-9]*$ ]]
+  [[ "$restarts" =~ ^[0-9]+$ ]]
+}}
+
 test -d "$remote_root"
 test -f "$remote_root/postgres-parity-manifest.sql"
 docker inspect "$container" >/dev/null
 docker exec "$container" pg_isready -U postgres -d "$database" >/dev/null
 systemctl show "$service" -p ActiveState -p SubState -p MainPID -p NRestarts -p ActiveEnterTimestamp --no-pager > "$remote_root/service-before.txt"
+assert_service_healthy "$remote_root/service-before.txt"
 docker inspect "$container" --format 'container_id={{{{.Id}}}}\nrunning={{{{.State.Running}}}}\nnetwork_mode={{{{.HostConfig.NetworkMode}}}}' > "$remote_root/source-context.txt"
 printf 'database=%s\ncaptured_at_utc=%s\n' "$database" "$(date -u +%Y-%m-%dT%H:%M:%SZ)" >> "$remote_root/source-context.txt"
 docker cp "$remote_root/postgres-parity-manifest.sql" "$container:$container_manifest" >/dev/null
@@ -107,6 +199,19 @@ if [[ ! "$snapshot_id" =~ ^[0-9A-F]+-[0-9A-F]+-[0-9]+$ ]]; then
   echo "invalid exported snapshot id" >&2
   exit 1
 fi
+printf '%s\n' "select jsonb_build_object(
+  'exported_snapshot_id', '$snapshot_id',
+  'txid_snapshot', txid_current_snapshot()::text,
+  'wal_lsn', pg_current_wal_lsn()::text,
+  'system_identifier', (select system_identifier::text from pg_control_system()),
+  'captured_at_utc', clock_timestamp()
+)::text;" >&3
+IFS= read -r snapshot_metadata <&4
+if [[ -z "$snapshot_metadata" ]]; then
+  echo "invalid source snapshot metadata" >&2
+  exit 1
+fi
+printf '%s\n' "$snapshot_metadata" > "$remote_root/source-snapshot.json"
 
 docker exec "$container" pg_dump \
   -U postgres -d "$database" \
@@ -130,6 +235,7 @@ docker cp "$container:$container_dump" "$remote_root/teleo-canonical.dump" >/dev
 sha256sum "$remote_root/teleo-canonical.dump" > "$remote_root/teleo-canonical.dump.sha256"
 printf 'snapshot_exported=true\n' >> "$remote_root/source-context.txt"
 systemctl show "$service" -p ActiveState -p SubState -p MainPID -p NRestarts -p ActiveEnterTimestamp --no-pager > "$remote_root/service-after.txt"
+assert_service_healthy "$remote_root/service-after.txt"
 cmp -s "$remote_root/service-before.txt" "$remote_root/service-after.txt"
 
 tar -C "$remote_root" -cf - \
@@ -138,12 +244,13 @@ tar -C "$remote_root" -cf - \
   teleo-canonical.toc \
   source-manifest.jsonl \
   source-context.txt \
+  source-snapshot.json \
   service-before.txt \
   service-after.txt
 """
 
 
-def upload_manifest(ssh: list[str], target: str, remote_root: str, manifest: Path) -> None:
+def upload_manifest(ssh: list[str], target: str, remote_root: str, manifest: bytes) -> None:
     command = (
         f"umask 077; rm -rf {shlex.quote(remote_root)}; "
         f"mkdir -m 700 {shlex.quote(remote_root)}; "
@@ -151,7 +258,7 @@ def upload_manifest(ssh: list[str], target: str, remote_root: str, manifest: Pat
     )
     completed = subprocess.run(
         [*ssh, target, "--", command],
-        input=manifest.read_bytes(),
+        input=manifest,
         capture_output=True,
         check=False,
     )
@@ -206,8 +313,10 @@ def capture(args: argparse.Namespace) -> dict[str, Any]:
     output_dir.mkdir(mode=0o700)
     remote_root = f"/tmp/teleo-canonical-snapshot-{args.run_id}"
     ssh = ssh_base(args.ssh_key.resolve())
+    manifest_sql = args.manifest.resolve().read_bytes()
+    manifest_sql_sha256 = sha256_bytes(manifest_sql)
     try:
-        upload_manifest(ssh, args.ssh_target, remote_root, args.manifest.resolve())
+        upload_manifest(ssh, args.ssh_target, remote_root, manifest_sql)
         script = remote_capture_script(
             run_id=args.run_id,
             container=args.container,
@@ -233,19 +342,38 @@ def capture(args: argparse.Namespace) -> dict[str, Any]:
     if expected_sha != actual_sha:
         raise RuntimeError("captured dump SHA-256 mismatch")
     manifest = load_manifest(output_dir / "source-manifest.jsonl")
-    before = (output_dir / "service-before.txt").read_text()
+    snapshot = load_snapshot_metadata(output_dir / "source-snapshot.json")
-    after = (output_dir / "service-after.txt").read_text()
+    before = load_service_state(output_dir / "service-before.txt")
+    after = load_service_state(output_dir / "service-after.txt")
+    source = {
+        "ssh_target": args.ssh_target,
+        "container": args.container,
+        "database": args.database,
+        "service": args.service,
+    }
+    source_manifest_sha256 = sha256(output_dir / "source-manifest.jsonl")
+    source_context_sha256 = sha256(output_dir / "source-context.txt")
+    provenance_binding = build_provenance_binding(
+        run_id=args.run_id,
+        authorization_ref=args.authorization_ref,
+        source=source,
+        snapshot=snapshot,
+        dump_sha256=actual_sha,
+        manifest_sql_sha256=manifest_sql_sha256,
+        source_manifest_sha256=source_manifest_sha256,
+        source_context_sha256=source_context_sha256,
+    )
     return {
         "artifact": "vps_canonical_postgres_exported_snapshot",
+        "schema": SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+        "receipt_version": 2,
         "generated_at_utc": datetime.now(UTC).isoformat(),
         "status": "pass",
-        "source": {
+        "run_id": args.run_id,
-            "ssh_target": args.ssh_target,
+        "capture_authorization_ref": args.authorization_ref,
-            "container": args.container,
+        "source": source,
-            "database": args.database,
-            "service": args.service,
-        },
         "snapshot_exported": True,
+        "snapshot": snapshot,
         "dump": {
             "path": str(dump_path),
             "bytes": dump_path.stat().st_size,
@@ -254,10 +382,18 @@ def capture(args: argparse.Namespace) -> dict[str, Any]:
         },
         "manifest": {
             "path": str(output_dir / "source-manifest.jsonl"),
+            "sha256": source_manifest_sha256,
+            "manifest_sql_sha256": manifest_sql_sha256,
             "table_count": len(manifest["tables"]),
             "total_rows": sum(int(row["row_count"]) for row in manifest["tables"].values()),
             "application_roles": manifest["singleton"]["application_roles"]["items"],
         },
+        "source_context": {
+            "path": str(output_dir / "source-context.txt"),
+            "sha256": source_context_sha256,
+        },
+        "source_service": {"before": before, "after": after, "unchanged": before == after},
+        "provenance_binding": provenance_binding,
         "service_unchanged": before == after,
         "production_db_mutated": False,
         "telegram_send_attempted": False,
@@ -269,7 +405,7 @@ def cleanup_failed_output(output_dir: Path, *, preexisting: bool) -> None:
         shutil.rmtree(output_dir)
 
 
-def parse_args() -> argparse.Namespace:
+def parse_args(argv: list[str] | None = None) -> argparse.Namespace:
     parser = argparse.ArgumentParser(description=__doc__)
     parser.add_argument("--execute", action="store_true")
     parser.add_argument("--ssh-target", required=True)
@@ -279,9 +415,10 @@ def parse_args() -> argparse.Namespace:
     parser.add_argument("--service", default="leoclean-gateway.service")
     parser.add_argument("--manifest", default=Path("ops/postgres_parity_manifest.sql"), type=Path)
     parser.add_argument("--run-id", required=True)
+    parser.add_argument("--authorization-ref", required=True)
     parser.add_argument("--output-dir", required=True, type=Path)
     parser.add_argument("--timeout", default=180, type=int)
-    args = parser.parse_args()
+    args = parser.parse_args(argv)
     for value, flag in ((args.container, "--container"), (args.database, "--database"), (args.service, "--service")):
         if not SAFE_NAME_RE.fullmatch(value):
             parser.error(f"{flag} contains unsafe characters")
@@ -289,6 +426,8 @@ def parse_args() -> argparse.Namespace:
         parser.error("--ssh-target must be a host or user@host without options")
     if not SAFE_RUN_RE.fullmatch(args.run_id):
         parser.error("--run-id must be 8-64 safe characters")
+    if not SAFE_AUTHORIZATION_REF_RE.fullmatch(args.authorization_ref):
+        parser.error("--authorization-ref must be 8-256 safe metadata characters")
     if not args.ssh_key.is_file():
         parser.error("--ssh-key must be an existing file")
     if not args.manifest.is_file():
@@ -298,8 +437,12 @@ def parse_args() -> argparse.Namespace:
             json.dumps(
                 {
                     "artifact": "vps_canonical_postgres_exported_snapshot_plan",
+                    "schema": SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
                     "status": "dry_run",
+                    "run_id": args.run_id,
+                    "capture_authorization_ref": args.authorization_ref,
                     "source": f"{args.ssh_target}:{args.container}/{args.database}",
+                    "manifest_sql_sha256": sha256(args.manifest.resolve()),
                     "output_dir": str(args.output_dir),
                     "mutates_production_db": False,
                 },
@@ -321,8 +464,11 @@ def main() -> int:
         cleanup_failed_output(output_dir, preexisting=output_preexisted)
         payload = {
             "artifact": "vps_canonical_postgres_exported_snapshot",
+            "schema": SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
             "generated_at_utc": datetime.now(UTC).isoformat(),
             "status": "fail",
+            "run_id": args.run_id,
+            "capture_authorization_ref": args.authorization_ref,
             "error": str(exc),
         }
         print(json.dumps(payload, indent=2, sort_keys=True))

ops/private_receipt_io.py

@@ -0,0 +1,34 @@
+"""Atomic private JSON receipt output shared by GCP parity helpers."""
+
+from __future__ import annotations
+
+import json
+import os
+import uuid
+from pathlib import Path
+from typing import Any
+
+
+def write_private_json(path: Path, payload: dict[str, Any]) -> None:
+    """Write one JSON receipt as mode 0600 without chmodding existing parents."""
+    parent_preexisting = path.parent.exists()
+    path.parent.mkdir(parents=True, exist_ok=True, mode=0o700)
+    if not path.parent.is_dir() or path.parent.is_symlink():
+        raise ValueError("output parent must be a real directory")
+    if not parent_preexisting:
+        os.chmod(path.parent, 0o700)
+    temporary = path.parent / f".{path.name}.{uuid.uuid4().hex}.tmp"
+    descriptor = os.open(temporary, os.O_WRONLY | os.O_CREAT | os.O_EXCL, 0o600)
+    try:
+        with os.fdopen(descriptor, "w", encoding="utf-8") as handle:
+            json.dump(payload, handle, indent=2, sort_keys=True)
+            handle.write("\n")
+            handle.flush()
+            os.fsync(handle.fileno())
+        os.replace(temporary, path)
+        os.chmod(path, 0o600)
+    finally:
+        try:
+            temporary.unlink()
+        except FileNotFoundError:
+            pass

ops/restore_gcp_generated_postgres_snapshot.py

@@ -16,10 +16,13 @@ import ipaddress
 import json
 import os
 import re
+import shlex
 import signal
 import stat
 import subprocess
 import time
+import urllib.error
+import urllib.request
 import uuid
 from datetime import UTC, datetime
 from pathlib import Path
@@ -33,17 +36,34 @@ except ImportError:  # pragma: no cover - direct script execution on the GCP VM
 
 DEFAULT_HOST = "10.61.0.3"
 DEFAULT_PROJECT = "teleo-501523"
+DEFAULT_INSTANCE = "teleo-pgvector-standby"
+DEFAULT_PRIVATE_NETWORK = "projects/teleo-501523/global/networks/teleo-staging-net"
+DEFAULT_COMPUTE_INSTANCE = "teleo-prod-1"
+DEFAULT_COMPUTE_ZONE = "europe-west6-a"
+DEFAULT_SOURCE_SSH_TARGET = "root@77.42.65.182"
+DEFAULT_SOURCE_CONTAINER = "teleo-pg"
+DEFAULT_SOURCE_DATABASE = "teleo"
+DEFAULT_SOURCE_SERVICE = "leoclean-gateway.service"
 DEFAULT_SECRET = "gcp-teleo-pgvector-standby-postgres-password"
 DEFAULT_SERVICE = "leoclean-gcp-prod-parallel.service"
 DEFAULT_RUN_ROOT = Path("/var/lib/teleo-gcp-restore-runs")
 DEFAULT_MANIFEST_SQL = Path(__file__).with_name("postgres_parity_manifest.sql")
 REVIEWED_MANIFEST_SQL_SHA256 = "8b8cdc25d54fdd8de05eb38c6e4423d2836953eb6012d4545f5c9c71b5f0150a"
+SOURCE_SNAPSHOT_RECEIPT_SCHEMA = "livingip.sourceSnapshotReceipt.v2"
 TARGET_DATABASE_RE = re.compile(r"teleo_clone_[a-z0-9][a-z0-9_]{0,50}\Z")
 RUN_ID_RE = re.compile(r"gcp-restore-[a-z0-9][a-z0-9-]{7,47}\Z")
 SHA256_RE = re.compile(r"[0-9a-f]{64}\Z")
 LOCALE_RE = re.compile(r"[A-Za-z0-9_.@-]{1,64}\Z")
+CLOUDSQL_INSTANCE_RE = re.compile(r"[a-z][a-z0-9-]{0,97}[a-z0-9]\Z")
+AUTHORIZATION_REF_RE = re.compile(r"[A-Za-z0-9][A-Za-z0-9_.:/@+-]{7,255}\Z")
+PRIVATE_NETWORK_RE = re.compile(r"projects/[a-z][a-z0-9-]{4,28}[a-z0-9]/global/networks/[a-z][a-z0-9-]{0,61}[a-z0-9]\Z")
+GCE_INSTANCE_RE = re.compile(r"[a-z](?:[a-z0-9-]{0,61}[a-z0-9])?\Z")
+GCE_ZONE_RE = re.compile(r"[a-z]+-[a-z]+[0-9]-[a-z]\Z")
+SAFE_NAME_RE = re.compile(r"[A-Za-z0-9][A-Za-z0-9_.-]{0,127}\Z")
+SAFE_SSH_TARGET_RE = re.compile(r"(?:[A-Za-z0-9][A-Za-z0-9._-]{0,63}@)?[A-Za-z0-9][A-Za-z0-9.-]{0,252}\Z")
 PG_RESTORE_VERSION_RE = re.compile(r"pg_restore \(PostgreSQL\) (?P<major>[0-9]+)(?:\.[0-9]+)*")
 ROLLBACK_DATABASE = "teleo_canonical_pre_20260712t1905z"
+GCE_METADATA_ROOT = "http://metadata.google.internal/computeMetadata/v1"
 
 
 class RestoreError(RuntimeError):
@@ -66,6 +86,11 @@ def sha256_file(path: Path) -> str:
     return digest.hexdigest()
 
 
+def canonical_sha256(value: Any) -> str:
+    payload = json.dumps(value, sort_keys=True, separators=(",", ":"), ensure_ascii=True)
+    return hashlib.sha256(payload.encode()).hexdigest()
+
+
 def validate_regular_file(path: Path, label: str) -> Path:
     try:
         mode = path.lstat().st_mode
@@ -89,6 +114,104 @@ def validate_custom_dump(path: Path, expected_sha256: str) -> dict[str, Any]:
     return {"path": str(path), "bytes": path.stat().st_size, "sha256": actual_sha256}
 
 
+def validate_source_snapshot_receipt(
+    path: Path,
+    *,
+    expected_receipt_sha256: str,
+    expected_authorization_ref: str,
+    expected_source: dict[str, str],
+    dump: dict[str, Any],
+    source_manifest_path: Path,
+    manifest_sql_path: Path,
+    source_manifest: dict[str, Any],
+) -> dict[str, Any]:
+    path = validate_regular_file(path, "source snapshot receipt")
+    receipt_sha256 = sha256_file(path)
+    if receipt_sha256 != expected_receipt_sha256:
+        raise RestoreError("source snapshot receipt SHA-256 does not match --expected-source-receipt-sha256")
+    try:
+        payload = json.loads(path.read_text(encoding="utf-8"))
+    except json.JSONDecodeError as exc:
+        raise RestoreError("source snapshot receipt is invalid JSON") from exc
+    if not isinstance(payload, dict):
+        raise RestoreError("source snapshot receipt must be a JSON object")
+
+    snapshot = payload.get("snapshot") or {}
+    manifest = payload.get("manifest") or {}
+    source = payload.get("source") or {}
+    source_context = payload.get("source_context") or {}
+    source_service = payload.get("source_service") or {}
+    binding = payload.get("provenance_binding") or {}
+    binding_payload = binding.get("payload") or {}
+    source_manifest_sha256 = sha256_file(source_manifest_path)
+    manifest_sql_sha256 = sha256_file(manifest_sql_path)
+    expected_table_count = len(source_manifest["tables"])
+    expected_total_rows = sum(int(row["row_count"]) for row in source_manifest["tables"].values())
+    expected_binding_payload = {
+        "receipt_schema": SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+        "run_id": payload.get("run_id"),
+        "capture_authorization_ref": payload.get("capture_authorization_ref"),
+        "source": source,
+        "exported_snapshot_id": snapshot.get("exported_snapshot_id"),
+        "txid_snapshot": snapshot.get("txid_snapshot"),
+        "wal_lsn": snapshot.get("wal_lsn"),
+        "source_system_identifier": snapshot.get("system_identifier"),
+        "dump_sha256": dump["sha256"],
+        "manifest_sql_sha256": manifest_sql_sha256,
+        "source_manifest_sha256": source_manifest_sha256,
+        "source_context_sha256": source_context.get("sha256"),
+    }
+    checks = {
+        "artifact": payload.get("artifact") == "vps_canonical_postgres_exported_snapshot",
+        "schema": payload.get("schema") == SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+        "receipt_version": payload.get("receipt_version") == 2,
+        "status": payload.get("status") == "pass",
+        "snapshot_exported": payload.get("snapshot_exported") is True,
+        "service_unchanged": payload.get("service_unchanged") is True,
+        "source_service_healthy": source_service.get("unchanged") is True
+        and service_state_is_healthy(source_service.get("before"))
+        and source_service.get("before") == source_service.get("after"),
+        "source_not_mutated": payload.get("production_db_mutated") is False,
+        "telegram_not_sent": payload.get("telegram_send_attempted") is False,
+        "run_id": bool(payload.get("run_id")),
+        "capture_authorization_ref": payload.get("capture_authorization_ref") == expected_authorization_ref,
+        "source_identity": source == expected_source,
+        "source_database": source.get("database") == source_manifest["singleton"]["identity"].get("database"),
+        "snapshot_identity": all(
+            bool(snapshot.get(field))
+            for field in ("exported_snapshot_id", "txid_snapshot", "wal_lsn", "system_identifier", "captured_at_utc")
+        ),
+        "dump_sha256": (payload.get("dump") or {}).get("sha256") == dump["sha256"],
+        "dump_bytes": (payload.get("dump") or {}).get("bytes") == dump["bytes"],
+        "source_manifest_sha256": manifest.get("sha256") == source_manifest_sha256,
+        "manifest_sql_sha256": manifest.get("manifest_sql_sha256") == manifest_sql_sha256,
+        "source_context_sha256": bool(SHA256_RE.fullmatch(str(source_context.get("sha256") or ""))),
+        "table_count": manifest.get("table_count") == expected_table_count,
+        "total_rows": manifest.get("total_rows") == expected_total_rows,
+        "binding_algorithm": binding.get("algorithm") == "sha256",
+        "binding_payload": binding_payload == expected_binding_payload,
+        "binding_sha256": binding.get("sha256") == canonical_sha256(expected_binding_payload),
+    }
+    failed = sorted(name for name, passed in checks.items() if not passed)
+    if failed:
+        raise RestoreError("source snapshot receipt failed validation: " + ", ".join(failed))
+    return {
+        "path": str(path),
+        "sha256": receipt_sha256,
+        "schema": SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+        "run_id": payload["run_id"],
+        "capture_authorization_ref": payload["capture_authorization_ref"],
+        "snapshot": snapshot,
+        "provenance_binding_sha256": binding["sha256"],
+        "manifest_sha256": source_manifest_sha256,
+        "manifest_sql_sha256": manifest_sql_sha256,
+        "dump_sha256": dump["sha256"],
+        "table_count": expected_table_count,
+        "total_rows": expected_total_rows,
+        "checks": checks,
+    }
+
+
 def _run(
     command: list[str],
     *,
@@ -158,6 +281,163 @@ def service_state(service: str, *, timeout: float) -> dict[str, Any]:
     return result
 
 
+def validate_service_healthy(state: dict[str, Any], label: str) -> None:
+    if not service_state_is_healthy(state):
+        raise RestoreError(f"{label} service is not active/running with a positive MainPID")
+
+
+def service_state_is_healthy(state: Any) -> bool:
+    if not isinstance(state, dict):
+        return False
+    try:
+        main_pid = int(state.get("MainPID") or 0)
+        restarts = int(state.get("NRestarts") or 0)
+    except (TypeError, ValueError):
+        return False
+    return (
+        state.get("ActiveState") == "active" and state.get("SubState") == "running" and main_pid > 0 and restarts >= 0
+    )
+
+
+def cloudsql_control_plane_state(
+    project: str,
+    instance: str,
+    expected_host: str,
+    expected_private_network: str,
+    *,
+    timeout: float,
+) -> dict[str, Any]:
+    completed = _run(
+        [
+            "gcloud",
+            "sql",
+            "instances",
+            "describe",
+            instance,
+            f"--project={project}",
+            "--format=json",
+            "--quiet",
+        ],
+        timeout=timeout,
+    )
+    raw = _require_success(completed, "Cloud SQL control-plane readback")
+    try:
+        payload = json.loads(raw)
+    except json.JSONDecodeError as exc:
+        raise RestoreError("Cloud SQL control-plane readback returned invalid JSON") from exc
+    settings = payload.get("settings") or {}
+    ip_configuration = settings.get("ipConfiguration") or {}
+    addresses = payload.get("ipAddresses") or []
+    private_addresses = sorted(
+        str(row.get("ipAddress")) for row in addresses if row.get("type") == "PRIVATE" and row.get("ipAddress")
+    )
+    private_network = str(ip_configuration.get("privateNetwork") or "")
+    non_private_addresses = sorted(
+        str(row.get("ipAddress")) for row in addresses if row.get("type") != "PRIVATE" and row.get("ipAddress")
+    )
+    checks = {
+        "instance": payload.get("name") == instance,
+        "state": payload.get("state") == "RUNNABLE",
+        "postgres_16": str(payload.get("databaseVersion") or "").startswith("POSTGRES_16"),
+        "public_ip_disabled": ip_configuration.get("ipv4Enabled") is False,
+        "private_network": private_network == expected_private_network,
+        "expected_private_host": expected_host in private_addresses,
+        "no_non_private_address": not non_private_addresses,
+    }
+    failed = sorted(name for name, passed in checks.items() if not passed)
+    if failed:
+        raise RestoreError("Cloud SQL control-plane preflight failed: " + ", ".join(failed))
+    return {
+        "project": project,
+        "instance": instance,
+        "database_version": payload.get("databaseVersion"),
+        "region": payload.get("region"),
+        "state": payload.get("state"),
+        "tier": settings.get("tier"),
+        "private_network": private_network,
+        "expected_private_network": expected_private_network,
+        "private_addresses": private_addresses,
+        "expected_private_host": expected_host,
+        "public_ip_disabled": True,
+        "checks": checks,
+    }
+
+
+def gce_metadata_value(path: str, *, timeout: float) -> str:
+    request = urllib.request.Request(
+        f"{GCE_METADATA_ROOT}/{path}",
+        headers={"Metadata-Flavor": "Google"},
+        method="GET",
+    )
+    opener = urllib.request.build_opener(urllib.request.ProxyHandler({}))
+    try:
+        with opener.open(request, timeout=timeout) as response:
+            if response.headers.get("Metadata-Flavor") != "Google":
+                raise RestoreError("GCE metadata response is missing Metadata-Flavor: Google")
+            value = response.read(4096).decode("utf-8", errors="strict").strip()
+    except (OSError, UnicodeError, urllib.error.URLError) as exc:
+        raise RestoreError(f"GCE metadata readback failed for {path}") from exc
+    if not value or any(character in value for character in "\r\n\x00"):
+        raise RestoreError(f"GCE metadata readback is invalid for {path}")
+    return value
+
+
+def gce_compute_identity(
+    project: str,
+    expected_instance: str,
+    expected_zone: str,
+    expected_private_network: str,
+    *,
+    timeout: float,
+) -> dict[str, Any]:
+    metadata = {
+        "project": gce_metadata_value("project/project-id", timeout=timeout),
+        "project_number": gce_metadata_value("project/numeric-project-id", timeout=timeout),
+        "instance": gce_metadata_value("instance/name", timeout=timeout),
+        "instance_id": gce_metadata_value("instance/id", timeout=timeout),
+        "zone_resource": gce_metadata_value("instance/zone", timeout=timeout),
+        "network_resource": gce_metadata_value("instance/network-interfaces/0/network", timeout=timeout),
+        "private_ip": gce_metadata_value("instance/network-interfaces/0/ip", timeout=timeout),
+        "service_account": gce_metadata_value("instance/service-accounts/default/email", timeout=timeout),
+    }
+    zone = metadata["zone_resource"].rsplit("/", 1)[-1]
+    network_name = expected_private_network.rsplit("/", 1)[-1]
+    expected_network_resource = f"projects/{metadata['project_number']}/networks/{network_name}"
+    try:
+        private_ip = ipaddress.ip_address(metadata["private_ip"])
+    except ValueError as exc:
+        raise RestoreError("GCE metadata private IP is invalid") from exc
+    checks = {
+        "project": metadata["project"] == project,
+        "project_number": metadata["project_number"].isdigit(),
+        "expected_network_project": expected_private_network.startswith(f"projects/{project}/global/networks/"),
+        "instance": metadata["instance"] == expected_instance,
+        "instance_id": metadata["instance_id"].isdigit(),
+        "zone": zone == expected_zone,
+        "network": metadata["network_resource"] == expected_network_resource,
+        "private_ip": any(
+            private_ip in network
+            for network in (
+                ipaddress.ip_network("10.0.0.0/8"),
+                ipaddress.ip_network("172.16.0.0/12"),
+                ipaddress.ip_network("192.168.0.0/16"),
+            )
+        ),
+        "service_account": metadata["service_account"].endswith(".iam.gserviceaccount.com"),
+    }
+    failed = sorted(name for name, passed in checks.items() if not passed)
+    if failed:
+        raise RestoreError("GCE compute identity preflight failed: " + ", ".join(failed))
+    return {
+        **metadata,
+        "zone": zone,
+        "expected_zone": expected_zone,
+        "expected_private_network": expected_private_network,
+        "expected_network_resource": expected_network_resource,
+        "checks": checks,
+    }
+
+
 def resolve_password(project: str, secret: str, *, timeout: float) -> str:
     completed = _run(
         [
@@ -310,7 +590,11 @@ def capture_target_manifest(args: argparse.Namespace, password: str) -> str:
     return _require_success(completed, "target parity manifest capture", secrets=(password,))
 
 
-def validate_private_identity(target_manifest: dict[str, Any], target_db: str) -> dict[str, Any]:
+def validate_private_identity(
+    target_manifest: dict[str, Any],
+    target_db: str,
+    source_compute: str,
+) -> dict[str, Any]:
     identity = target_manifest["singleton"]["identity"]
     if identity.get("database") != target_db:
         raise RestoreError("target manifest database does not match the generated clone")
@@ -340,7 +624,7 @@ def validate_private_identity(target_manifest: dict[str, Any], target_db: str) -
         "ssl_version": identity.get("ssl_version"),
         "private_connectivity": True,
         "transaction_read_only": "on",
-        "source_compute": "teleo-prod-1",
+        "source_compute": source_compute,
     }
 
 
@@ -440,6 +724,22 @@ def run_restore(args: argparse.Namespace) -> dict[str, Any]:
         "generated_at_utc": utc_now(),
         "run_id": args.run_id,
         "target_database": args.target_db,
+        "execution_contract": {
+            "project": args.project,
+            "cloudsql_instance": args.cloudsql_instance,
+            "host": args.host,
+            "private_network": args.expected_private_network,
+            "compute_instance": args.expected_compute_instance,
+            "compute_zone": args.expected_compute_zone,
+            "source": {
+                "ssh_target": args.expected_source_ssh_target,
+                "container": args.expected_source_container,
+                "database": args.expected_source_database,
+                "service": args.expected_source_service,
+            },
+            "password_secret": args.password_secret,
+            "service": args.service,
+        },
         "status": "running",
         "phase": "validation",
         "source": {},
@@ -475,12 +775,39 @@ def run_restore(args: argparse.Namespace) -> dict[str, Any]:
             "sha256": sha256_file(args.source_manifest),
         }
         source_manifest = load_manifest(args.source_manifest)
+        receipt["source"]["capture_receipt"] = validate_source_snapshot_receipt(
+            args.source_receipt,
+            expected_receipt_sha256=args.expected_source_receipt_sha256,
+            expected_authorization_ref=args.expected_capture_authorization_ref,
+            expected_source=receipt["execution_contract"]["source"],
+            dump=receipt["source"]["dump"],
+            source_manifest_path=args.source_manifest,
+            manifest_sql_path=args.manifest_sql,
+            source_manifest=source_manifest,
+        )
         receipt["toolchain"] = validate_pg_restore_version(
             args.pg_restore_bin,
             source_manifest,
             timeout=args.command_timeout,
         )
+        receipt["target"]["compute"] = gce_compute_identity(
+            args.project,
+            args.expected_compute_instance,
+            args.expected_compute_zone,
+            args.expected_private_network,
+            timeout=args.command_timeout,
+        )
         receipt["live_service"]["before"] = service_state(args.service, timeout=args.command_timeout)
+        validate_service_healthy(receipt["live_service"]["before"], "pre-restore")
+
+        receipt["phase"] = "cloudsql_control_plane_preflight"
+        receipt["target"]["cloudsql"] = cloudsql_control_plane_state(
+            args.project,
+            args.cloudsql_instance,
+            args.host,
+            args.expected_private_network,
+            timeout=args.command_timeout,
+        )
 
         receipt["phase"] = "credential_resolution"
         password = resolve_password(args.project, args.password_secret, timeout=args.command_timeout)
@@ -506,9 +833,46 @@ def run_restore(args: argparse.Namespace) -> dict[str, Any]:
                 "manifest_path": str(target_manifest_path),
                 "manifest_bytes": target_manifest_path.stat().st_size,
                 "manifest_sha256": sha256_file(target_manifest_path),
-                "connectivity": validate_private_identity(target_manifest, args.target_db),
+                "connectivity": validate_private_identity(
+                    target_manifest,
+                    args.target_db,
+                    receipt["target"]["compute"]["instance"],
+                ),
             }
         )
+        connectivity = receipt["target"]["connectivity"]
+        cloudsql = receipt["target"]["cloudsql"]
+        compute = receipt["target"]["compute"]
+        connectivity_proof = {
+            "artifact": "gcp_private_postgres_connectivity",
+            "schema": "livingip.gcpPrivatePostgresConnectivity.v2",
+            "generated_at_utc": utc_now(),
+            "status": "pass",
+            "restore_run_id": args.run_id,
+            "target_database": args.target_db,
+            "project": cloudsql["project"],
+            "cloudsql_instance": cloudsql["instance"],
+            "private_network": cloudsql["private_network"],
+            "source_compute": compute["instance"],
+            "source_compute_instance_id": compute["instance_id"],
+            "source_compute_zone": compute["zone"],
+            "source_compute_private_ip": compute["private_ip"],
+            "server_address": connectivity["server_address"],
+            "server_port": connectivity["server_port"],
+            "ssl": connectivity["ssl"],
+            "ssl_version": connectivity["ssl_version"],
+            "private_connectivity": connectivity["private_connectivity"],
+            "public_ip_disabled": cloudsql["public_ip_disabled"],
+            "cloudsql_control_plane_checks": cloudsql["checks"],
+            "compute_identity_checks": compute["checks"],
+        }
+        connectivity_proof_path = run_dir / "gcp-private-connectivity.json"
+        write_private(connectivity_proof_path, json.dumps(connectivity_proof, indent=2, sort_keys=True) + "\n")
+        receipt["target"]["connectivity_proof"] = {
+            "path": str(connectivity_proof_path),
+            "sha256": sha256_file(connectivity_proof_path),
+            "schema": connectivity_proof["schema"],
+        }
 
         receipt["phase"] = "parity_compare"
         problems, details = compare_manifests(
@@ -529,6 +893,7 @@ def run_restore(args: argparse.Namespace) -> dict[str, Any]:
         receipt["phase"] = "service_and_rollback_readback"
         receipt["rollback_database"] = rollback_database_state(args, password)
         receipt["live_service"]["after"] = service_state(args.service, timeout=args.command_timeout)
+        validate_service_healthy(receipt["live_service"]["after"], "post-restore")
         receipt["live_service"]["unchanged"] = receipt["live_service"]["before"] == receipt["live_service"]["after"]
         if not receipt["live_service"]["unchanged"]:
             raise RestoreError("live GCP service state changed during disposable restore")
@@ -539,9 +904,42 @@ def run_restore(args: argparse.Namespace) -> dict[str, Any]:
             "required": True,
             "attempted": False,
             "clone_database_remaining": 1,
-            "exact_command": (
+            "exact_command": shlex.join(
-                f"sudo python3 ops/restore_gcp_generated_postgres_snapshot.py cleanup --execute "
+                [
-                f"--target-db {args.target_db} --run-id {args.run_id}"
+                    "sudo",
+                    "python3",
+                    "ops/restore_gcp_generated_postgres_snapshot.py",
+                    "cleanup",
+                    "--execute",
+                    "--target-db",
+                    args.target_db,
+                    "--run-id",
+                    args.run_id,
+                    "--host",
+                    args.host,
+                    "--project",
+                    args.project,
+                    "--cloudsql-instance",
+                    args.cloudsql_instance,
+                    "--expected-private-network",
+                    args.expected_private_network,
+                    "--expected-compute-instance",
+                    args.expected_compute_instance,
+                    "--expected-compute-zone",
+                    args.expected_compute_zone,
+                    "--expected-source-ssh-target",
+                    args.expected_source_ssh_target,
+                    "--expected-source-container",
+                    args.expected_source_container,
+                    "--expected-source-database",
+                    args.expected_source_database,
+                    "--expected-source-service",
+                    args.expected_source_service,
+                    "--password-secret",
+                    args.password_secret,
+                    "--service",
+                    args.service,
+                ]
             ),
         }
     except (
@@ -583,6 +981,7 @@ def run_restore(args: argparse.Namespace) -> dict[str, Any]:
             except Exception as service_exc:
                 receipt["live_service"]["after_error"] = str(service_exc)[-2000:]
         receipt["duration_seconds"] = round(time.monotonic() - started, 6)
+        receipt["completed_at_utc"] = utc_now()
         write_private(run_dir / "restore-receipt.json", json.dumps(receipt, indent=2, sort_keys=True) + "\n")
         password = ""
     return receipt
@@ -592,6 +991,7 @@ def run_cleanup(args: argparse.Namespace) -> dict[str, Any]:
     run_dir = secure_run_dir(args.run_root, args.run_id, create=False)
     restore_receipt_path = run_dir / "restore-receipt.json"
     restore_receipt_path = validate_regular_file(restore_receipt_path, "restore receipt")
+    restore_receipt_sha256 = sha256_file(restore_receipt_path)
     restore_receipt = json.loads(restore_receipt_path.read_text(encoding="utf-8"))
     if restore_receipt.get("status") != "pass":
         raise RestoreError("cleanup requires a passing restore receipt")
@@ -600,23 +1000,66 @@ def run_cleanup(args: argparse.Namespace) -> dict[str, Any]:
     if restore_receipt.get("run_id") != args.run_id:
         raise RestoreError("cleanup run id does not match the retained restore receipt")
 
-    before = service_state(args.service, timeout=args.command_timeout)
+    expected_contract = {
-    password = resolve_password(args.project, args.password_secret, timeout=args.command_timeout)
+        "project": args.project,
-    try:
+        "cloudsql_instance": args.cloudsql_instance,
-        dropped = drop_clone(args, password)
+        "host": args.host,
-        rollback = rollback_database_state(args, password)
+        "private_network": args.expected_private_network,
-    finally:
+        "compute_instance": args.expected_compute_instance,
-        password = ""
+        "compute_zone": args.expected_compute_zone,
-    after = service_state(args.service, timeout=args.command_timeout)
+        "source": {
-    payload = {
+            "ssh_target": args.expected_source_ssh_target,
+            "container": args.expected_source_container,
+            "database": args.expected_source_database,
+            "service": args.expected_source_service,
+        },
+        "password_secret": args.password_secret,
+        "service": args.service,
+    }
+    if restore_receipt.get("execution_contract") != expected_contract:
+        raise RestoreError("cleanup execution contract does not match the retained restore receipt")
+    restore_cloudsql = (restore_receipt.get("target") or {}).get("cloudsql") or {}
+    restore_topology_checks = {
+        "project": restore_cloudsql.get("project") == args.project,
+        "instance": restore_cloudsql.get("instance") == args.cloudsql_instance,
+        "host": restore_cloudsql.get("expected_private_host") == args.host,
+        "private_network": restore_cloudsql.get("expected_private_network") == args.expected_private_network,
+        "public_ip_disabled": restore_cloudsql.get("public_ip_disabled") is True,
+    }
+    failed_topology_checks = sorted(name for name, passed in restore_topology_checks.items() if not passed)
+    if failed_topology_checks:
+        raise RestoreError(
+            "cleanup target topology does not match the retained restore receipt: " + ", ".join(failed_topology_checks)
+        )
+    restore_compute = (restore_receipt.get("target") or {}).get("compute") or {}
+    restore_compute_checks = {
+        "project": restore_compute.get("project") == args.project,
+        "instance": restore_compute.get("instance") == args.expected_compute_instance,
+        "zone": restore_compute.get("zone") == args.expected_compute_zone,
+        "private_network": restore_compute.get("expected_private_network") == args.expected_private_network,
+        "checks": bool(restore_compute.get("checks"))
+        and all(value is True for value in restore_compute["checks"].values()),
+    }
+    failed_compute_checks = sorted(name for name, passed in restore_compute_checks.items() if not passed)
+    if failed_compute_checks:
+        raise RestoreError(
+            "cleanup compute identity does not match the retained restore receipt: " + ", ".join(failed_compute_checks)
+        )
+
+    started = time.monotonic()
+    payload: dict[str, Any] = {
         "artifact": "gcp_generated_postgres_snapshot_cleanup",
         "generated_at_utc": utc_now(),
         "run_id": args.run_id,
         "target_database": args.target_db,
-        "status": "pass" if before == after and dropped["clone_database_remaining"] == 0 else "fail",
+        "restore_receipt": {"path": str(restore_receipt_path), "sha256": restore_receipt_sha256},
-        "database": dropped,
+        "execution_contract": expected_contract,
-        "rollback_database": rollback,
+        "target": {},
-        "live_service": {"before": before, "after": after, "unchanged": before == after},
+        "status": "running",
+        "phase": "cloudsql_control_plane_preflight",
+        "database": {"clone_database_remaining": None},
+        "rollback_database": {},
+        "live_service": {},
         "safety": {
             "live_database_named": False,
             "live_profile_modified": False,
@@ -624,8 +1067,95 @@ def run_cleanup(args: argparse.Namespace) -> dict[str, Any]:
             "telegram_message_sent": False,
             "secret_persisted": False,
         },
+        "error": None,
     }
-    write_private(run_dir / "cleanup-receipt.json", json.dumps(payload, indent=2, sort_keys=True) + "\n")
+    password = ""
+    try:
+        payload["target"]["cloudsql"] = cloudsql_control_plane_state(
+            args.project,
+            args.cloudsql_instance,
+            args.host,
+            args.expected_private_network,
+            timeout=args.command_timeout,
+        )
+        payload["target"]["compute"] = gce_compute_identity(
+            args.project,
+            args.expected_compute_instance,
+            args.expected_compute_zone,
+            args.expected_private_network,
+            timeout=args.command_timeout,
+        )
+        cleanup_compute_mismatches = sorted(
+            field
+            for field in (
+                "project",
+                "project_number",
+                "instance",
+                "instance_id",
+                "zone",
+                "network_resource",
+                "private_ip",
+                "service_account",
+            )
+            if payload["target"]["compute"].get(field) != restore_compute.get(field)
+        )
+        if cleanup_compute_mismatches:
+            raise RestoreError("cleanup GCE identity changed since restore: " + ", ".join(cleanup_compute_mismatches))
+        payload["phase"] = "service_readback_before"
+        payload["live_service"]["before"] = service_state(args.service, timeout=args.command_timeout)
+        validate_service_healthy(payload["live_service"]["before"], "pre-cleanup")
+        payload["phase"] = "credential_resolution"
+        password = resolve_password(args.project, args.password_secret, timeout=args.command_timeout)
+        payload["phase"] = "database_drop"
+        payload["database"] = drop_clone(args, password)
+        payload["phase"] = "rollback_readback"
+        payload["rollback_database"] = rollback_database_state(args, password)
+        payload["phase"] = "service_readback_after"
+        payload["live_service"]["after"] = service_state(args.service, timeout=args.command_timeout)
+        validate_service_healthy(payload["live_service"]["after"], "post-cleanup")
+        payload["live_service"]["unchanged"] = payload["live_service"]["before"] == payload["live_service"]["after"]
+        payload["status"] = (
+            "pass"
+            if payload["live_service"]["unchanged"] and payload["database"]["clone_database_remaining"] == 0
+            else "fail"
+        )
+        payload["phase"] = "complete"
+    except (
+        OSError,
+        ValueError,
+        KeyError,
+        TypeError,
+        json.JSONDecodeError,
+        subprocess.TimeoutExpired,
+        RestoreError,
+        KeyboardInterrupt,
+    ) as exc:
+        payload["status"] = "fail"
+        payload["error"] = {
+            "phase": payload.get("phase"),
+            "type": type(exc).__name__,
+            "message": str(exc)[-2000:],
+        }
+        if password and payload["database"].get("clone_database_remaining") is None:
+            try:
+                payload["database"]["clone_database_remaining"] = (
+                    1 if database_exists(args, password, args.target_db) else 0
+                )
+            except Exception as readback_exc:
+                payload["database"]["readback_error"] = str(readback_exc)[-2000:]
+        if "before" in payload["live_service"] and "after" not in payload["live_service"]:
+            try:
+                payload["live_service"]["after"] = service_state(args.service, timeout=args.command_timeout)
+                payload["live_service"]["unchanged"] = (
+                    payload["live_service"]["before"] == payload["live_service"]["after"]
+                )
+            except Exception as service_exc:
+                payload["live_service"]["after_error"] = str(service_exc)[-2000:]
+    finally:
+        password = ""
+        payload["duration_seconds"] = round(time.monotonic() - started, 6)
+        payload["completed_at_utc"] = utc_now()
+        write_private(run_dir / "cleanup-receipt.json", json.dumps(payload, indent=2, sort_keys=True) + "\n")
     return payload
 
 
@@ -635,6 +1165,14 @@ def add_common_args(parser: argparse.ArgumentParser) -> None:
     parser.add_argument("--run-id", required=True)
     parser.add_argument("--host", default=DEFAULT_HOST)
     parser.add_argument("--project", default=DEFAULT_PROJECT)
+    parser.add_argument("--cloudsql-instance", default=DEFAULT_INSTANCE)
+    parser.add_argument("--expected-private-network", default=DEFAULT_PRIVATE_NETWORK)
+    parser.add_argument("--expected-compute-instance", default=DEFAULT_COMPUTE_INSTANCE)
+    parser.add_argument("--expected-compute-zone", default=DEFAULT_COMPUTE_ZONE)
+    parser.add_argument("--expected-source-ssh-target", default=DEFAULT_SOURCE_SSH_TARGET)
+    parser.add_argument("--expected-source-container", default=DEFAULT_SOURCE_CONTAINER)
+    parser.add_argument("--expected-source-database", default=DEFAULT_SOURCE_DATABASE)
+    parser.add_argument("--expected-source-service", default=DEFAULT_SOURCE_SERVICE)
     parser.add_argument("--password-secret", default=DEFAULT_SECRET)
     parser.add_argument("--service", default=DEFAULT_SERVICE)
     parser.add_argument("--command-timeout", type=float, default=120.0)
@@ -650,6 +1188,9 @@ def parse_args(argv: list[str] | None = None) -> argparse.Namespace:
     restore.add_argument("--dump", required=True, type=Path)
     restore.add_argument("--expected-dump-sha256", required=True)
     restore.add_argument("--source-manifest", required=True, type=Path)
+    restore.add_argument("--source-receipt", required=True, type=Path)
+    restore.add_argument("--expected-source-receipt-sha256", required=True)
+    restore.add_argument("--expected-capture-authorization-ref", required=True)
     restore.add_argument("--manifest-sql", default=DEFAULT_MANIFEST_SQL, type=Path)
     restore.add_argument("--pg-restore-bin", default="pg_restore")
     restore.add_argument("--restore-timeout", type=float, default=900.0)
@@ -667,6 +1208,25 @@ def parse_args(argv: list[str] | None = None) -> argparse.Namespace:
         parser.error("--target-db must be a bounded lowercase teleo_clone_* identifier")
     if not RUN_ID_RE.fullmatch(args.run_id):
         parser.error("--run-id must match gcp-restore-<8-48 lowercase letters, digits, or hyphens>")
+    if not CLOUDSQL_INSTANCE_RE.fullmatch(args.cloudsql_instance):
+        parser.error("--cloudsql-instance must be a safe lowercase Cloud SQL instance name")
+    if not PRIVATE_NETWORK_RE.fullmatch(args.expected_private_network):
+        parser.error("--expected-private-network must be a full projects/.../global/networks/... resource")
+    if not args.expected_private_network.startswith(f"projects/{args.project}/global/networks/"):
+        parser.error("--expected-private-network project must match --project")
+    if not GCE_INSTANCE_RE.fullmatch(args.expected_compute_instance):
+        parser.error("--expected-compute-instance must be a safe lowercase GCE instance name")
+    if not GCE_ZONE_RE.fullmatch(args.expected_compute_zone):
+        parser.error("--expected-compute-zone must be a safe GCE zone")
+    if not SAFE_SSH_TARGET_RE.fullmatch(args.expected_source_ssh_target):
+        parser.error("--expected-source-ssh-target must be a host or user@host without options")
+    for value, flag in (
+        (args.expected_source_container, "--expected-source-container"),
+        (args.expected_source_database, "--expected-source-database"),
+        (args.expected_source_service, "--expected-source-service"),
+    ):
+        if not SAFE_NAME_RE.fullmatch(value):
+            parser.error(f"{flag} contains unsafe characters")
     try:
         host = ipaddress.ip_address(args.host)
     except ValueError:
@@ -683,6 +1243,10 @@ def parse_args(argv: list[str] | None = None) -> argparse.Namespace:
     if args.operation == "restore":
         if not SHA256_RE.fullmatch(args.expected_dump_sha256):
             parser.error("--expected-dump-sha256 must be 64 lowercase hexadecimal characters")
+        if not SHA256_RE.fullmatch(args.expected_source_receipt_sha256):
+            parser.error("--expected-source-receipt-sha256 must be 64 lowercase hexadecimal characters")
+        if not AUTHORIZATION_REF_RE.fullmatch(args.expected_capture_authorization_ref):
+            parser.error("--expected-capture-authorization-ref must be 8-256 safe metadata characters")
         for value, flag in (
             (args.restore_timeout, "--restore-timeout"),
             (args.manifest_timeout, "--manifest-timeout"),

ops/verify_gcp_canonical_lifecycle.py

@@ -0,0 +1,754 @@
+#!/usr/bin/env python3
+"""Verify one bound source-to-GCP restore, reasoning, and cleanup lifecycle."""
+
+from __future__ import annotations
+
+import argparse
+import hashlib
+import ipaddress
+import json
+import re
+from datetime import UTC, datetime
+from itertools import pairwise
+from pathlib import Path
+from typing import Any
+
+try:
+    from .verify_vps_canonical_snapshot_delta import DELTA_SCHEMA, parse_timestamp, write_private_json
+except ImportError:  # pragma: no cover - direct script execution
+    from verify_vps_canonical_snapshot_delta import DELTA_SCHEMA, parse_timestamp, write_private_json
+
+SOURCE_SCHEMA = "livingip.sourceSnapshotReceipt.v2"
+BLIND_REASONING_SCHEMA = "livingip.gcpGeneratedDbBlindClaimCanary.v1"
+REASONING_COMPUTE_SCHEMA = "livingip.gcpReasoningComputeAttestation.v1"
+RETRIEVAL_RECEIPT_SCHEMA = "livingip.teleoKbRetrievalReceipt.v1"
+UUID_RE = re.compile(r"\b[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}\b", re.I)
+SHA256_RE = re.compile(r"[0-9a-f]{64}\Z")
+FORBIDDEN_HANDLE_RE = re.compile(r"\b(?:cory|m3ta)\b", re.I)
+EXPECTED_BLIND_ROW_IDS = {
+    "2a7ae257-d01d-46f4-b813-63f81bb9c7c7",
+    "261c3532-fa32-47d8-a5b5-6cc45035c267",
+    "15740795-ecc6-40fa-9a01-3d6bc7c54f79",
+}
+
+
+def sha256_file(path: Path) -> str:
+    digest = hashlib.sha256()
+    with path.open("rb") as handle:
+        for chunk in iter(lambda: handle.read(1024 * 1024), b""):
+            digest.update(chunk)
+    return digest.hexdigest()
+
+
+def load_receipt(path: Path, label: str) -> dict[str, Any]:
+    try:
+        payload = json.loads(path.read_text(encoding="utf-8"))
+    except (OSError, json.JSONDecodeError) as exc:
+        raise ValueError(f"{label} is unreadable or invalid JSON") from exc
+    if not isinstance(payload, dict):
+        raise ValueError(f"{label} must be a JSON object")
+    return payload
+
+
+def is_rfc1918(value: Any) -> bool:
+    try:
+        address = ipaddress.ip_address(str(value))
+    except ValueError:
+        return False
+    return any(
+        address in network
+        for network in (
+            ipaddress.ip_network("10.0.0.0/8"),
+            ipaddress.ip_network("172.16.0.0/12"),
+            ipaddress.ip_network("192.168.0.0/16"),
+        )
+    )
+
+
+def nonempty_all_true(value: Any) -> bool:
+    return isinstance(value, dict) and bool(value) and all(item is True for item in value.values())
+
+
+def required_true_checks(value: Any, required: set[str]) -> bool:
+    return nonempty_all_true(value) and required <= set(value)
+
+
+def service_healthy(value: Any) -> bool:
+    if not isinstance(value, dict):
+        return False
+    try:
+        main_pid = int(value.get("MainPID") or 0)
+        restarts = int(value.get("NRestarts") or 0)
+    except (TypeError, ValueError):
+        return False
+    return (
+        value.get("ActiveState") == "active" and value.get("SubState") == "running" and main_pid > 0 and restarts >= 0
+    )
+
+
+def parity_evidence(details: dict[str, Any]) -> dict[str, bool]:
+    structural = details.get("structural_hashes") or {}
+    required_structures = {
+        "schemas",
+        "columns",
+        "constraints",
+        "indexes",
+        "sequences",
+        "views",
+        "functions",
+        "triggers",
+        "types",
+        "policies",
+    }
+    structural_valid = required_structures <= set(structural) and all(
+        bool(SHA256_RE.fullmatch(str((structural.get(kind) or {}).get("source") or "")))
+        and (structural.get(kind) or {}).get("source") == (structural.get(kind) or {}).get("target")
+        for kind in required_structures
+    )
+    performance = details.get("performance") or []
+    performance_valid = bool(performance) and all(
+        bool(row.get("query"))
+        and isinstance(row.get("source_ms"), (int, float))
+        and isinstance(row.get("target_ms"), (int, float))
+        and isinstance(row.get("source_ratio"), (int, float))
+        for row in performance
+    )
+    source_table_count = details.get("source_table_count")
+    target_table_count = details.get("target_table_count")
+    source_total_rows = details.get("source_total_rows")
+    target_total_rows = details.get("target_total_rows")
+    return {
+        "table_counts": isinstance(source_table_count, int)
+        and source_table_count > 0
+        and source_table_count == target_table_count,
+        "row_counts": isinstance(source_total_rows, int)
+        and source_total_rows > 0
+        and source_total_rows == target_total_rows,
+        "table_hashes": details.get("table_mismatches") == [],
+        "structural_hashes": structural_valid,
+        "roles": details.get("application_role_mismatches") == {}
+        and details.get("target_extra_application_roles") == [],
+        "extensions": details.get("required_extension_mismatches") == {},
+        "performance": performance_valid and details.get("performance_problems") == [],
+    }
+
+
+def blind_reasoning_evidence(reasoning: dict[str, Any], target_db: Any) -> dict[str, bool]:
+    result = reasoning.get("result") or {}
+    gateway = result.get("gateway") or {}
+    child = gateway.get("child_process") or {}
+    tool_surface = gateway.get("tool_surface") or {}
+    tool_trace = result.get("database_tool_trace") or {}
+    calls = tool_trace.get("calls") or []
+    wrapper = reasoning.get("wrapper_tool_proof") or {}
+    invocations = wrapper.get("invocations") or []
+    prompt = str(reasoning.get("prompt") or "")
+    reply = str(result.get("reply") or "")
+    outcomes = reasoning.get("outcomes") or {}
+    required_outcomes = (
+        "asks_for_user_iteration_before_live",
+        "challenges_weak_support",
+        "decomposes_the_bundled_legal_claim",
+        "does_not_claim_a_database_change",
+        "proposes_candidate_claims",
+        "uses_only_m3taversal_handle",
+    )
+    required_subcommands = {"show", "evidence"}
+    discovery_subcommands = {"search", "context"}
+    traced_subcommands = {
+        str(invocation.get("subcommand")) for call in calls for invocation in (call.get("database_invocations") or [])
+    }
+    wrapper_subcommands = {str(invocation.get("subcommand")) for invocation in invocations}
+    retrieved_row_ids = {str(row_id) for call in calls for row_id in ((call.get("result") or {}).get("row_ids") or [])}
+    call_row_ids_valid = bool(calls) and all(
+        isinstance((call.get("result") or {}).get("row_ids"), list)
+        and isinstance((call.get("result") or {}).get("row_id_count"), int)
+        and (call.get("result") or {}).get("row_id_count") >= 0
+        and (call.get("result") or {}).get("row_id_count") >= len((call.get("result") or {}).get("row_ids") or [])
+        for call in calls
+    )
+    call_receipts_valid = bool(calls) and all(
+        (call.get("result") or {}).get("nonempty") is True
+        and (call.get("result") or {}).get("error_detected") is False
+        and ((call.get("result") or {}).get("retrieval_receipt") or {}).get("schema") == RETRIEVAL_RECEIPT_SCHEMA
+        and bool(
+            SHA256_RE.fullmatch(
+                str(((call.get("result") or {}).get("retrieval_receipt") or {}).get("semantic_context_sha256") or "")
+            )
+        )
+        and bool(
+            SHA256_RE.fullmatch(
+                str(((call.get("result") or {}).get("retrieval_receipt") or {}).get("artifact_state_sha256") or "")
+            )
+        )
+        and str(
+            ((call.get("result") or {}).get("retrieval_receipt") or {}).get("read_consistency_status") or ""
+        ).startswith("stable")
+        for call in calls
+    )
+    wrapper_invocations_valid = bool(invocations) and all(
+        invocation.get("database") == target_db
+        and invocation.get("returncode") == 0
+        and ((invocation.get("database_identity") or {}).get("transaction_read_only") == "on")
+        and ((invocation.get("database_identity") or {}).get("default_transaction_read_only") == "on")
+        and ((invocation.get("database_identity") or {}).get("ssl") is True)
+        and is_rfc1918((invocation.get("database_identity") or {}).get("server_address"))
+        for invocation in invocations
+    )
+    return {
+        "mode": reasoning.get("mode") == "gcp_generated_db_gatewayrunner_blind_claim_no_send",
+        "timestamps": bool(reasoning.get("generated_at_utc")) and bool(reasoning.get("completed_at_utc")),
+        "source_compute": bool(reasoning.get("source_compute")),
+        "blind_prompt": bool(prompt) and UUID_RE.search(prompt) is None,
+        "reply_nonempty": bool(reply.strip()),
+        "reply_uses_only_m3taversal_handle": FORBIDDEN_HANDLE_RE.search(reply) is None,
+        "outcomes": all(outcomes.get(name) is True for name in required_outcomes),
+        "gateway": gateway.get("authorized") is True
+        and gateway.get("handler_invoked") is True
+        and gateway.get("model_free_fallback_used") is False
+        and gateway.get("posted_to_telegram") is False,
+        "gateway_cleanup": child.get("exitcode") == 0
+        and child.get("alive_after_readback") is False
+        and child.get("process_group_alive_after_readback") is False
+        and child.get("timed_out") is False,
+        "send_tool_absent": tool_surface.get("send_message_tool_enabled") is False,
+        "tool_trace": tool_trace.get("schema") == "livingip.leoKbToolTrace.v1"
+        and tool_trace.get("database_tool_call_proven") is True
+        and tool_trace.get("database_retrieval_receipt_proven") is True
+        and tool_trace.get("database_tool_calls_read_only") is True
+        and tool_trace.get("database_tool_call_count") == len(calls)
+        and tool_trace.get("database_tool_completed_count") == len(calls),
+        "tool_receipts": call_receipts_valid,
+        "expected_claim_and_sources_retrieved": call_row_ids_valid and retrieved_row_ids >= EXPECTED_BLIND_ROW_IDS,
+        "required_tool_sequence": required_subcommands <= traced_subcommands
+        and bool(discovery_subcommands & traced_subcommands),
+        "wrapper": wrapper.get("all_bound_to_supplied_target") is True
+        and wrapper.get("all_completed_successfully") is True
+        and wrapper.get("complete_start_end_pairing") is True
+        and wrapper.get("database_read_only_required") is True
+        and wrapper.get("default_read_only_required") is True,
+        "wrapper_invocations": wrapper_invocations_valid
+        and required_subcommands <= wrapper_subcommands
+        and bool(discovery_subcommands & wrapper_subcommands),
+        "canonical_status_unchanged": bool(reasoning.get("canonical_status_before"))
+        and reasoning.get("canonical_status_before") == reasoning.get("canonical_status_after"),
+        "database_identity_unchanged": bool(reasoning.get("database_identity_before"))
+        and reasoning.get("database_identity_before") == reasoning.get("database_identity_after"),
+        "service_unchanged": service_healthy(reasoning.get("service_before"))
+        and reasoning.get("service_before") == reasoning.get("service_after"),
+        "temporary_profile_removed": reasoning.get("temp_profile_absent") is True
+        and reasoning.get("temp_profile_removed") is True,
+    }
+
+
+def verify_lifecycle(
+    *,
+    source_path: Path,
+    current_source_path: Path,
+    source_delta_path: Path,
+    restore_path: Path,
+    parity_path: Path,
+    reasoning_path: Path,
+    reasoning_compute_path: Path,
+    cleanup_path: Path,
+    max_postflight_age_seconds: float = 900.0,
+    max_lifecycle_age_seconds: float = 3600.0,
+    now: datetime | None = None,
+) -> dict[str, Any]:
+    if max_postflight_age_seconds <= 0:
+        raise ValueError("max postflight age must be positive")
+    if max_lifecycle_age_seconds <= 0:
+        raise ValueError("max lifecycle age must be positive")
+    verification_time = (now or datetime.now(UTC)).astimezone(UTC)
+    source = load_receipt(source_path, "source receipt")
+    current_source = load_receipt(current_source_path, "current source receipt")
+    source_delta = load_receipt(source_delta_path, "source delta receipt")
+    restore = load_receipt(restore_path, "restore receipt")
+    parity = load_receipt(parity_path, "parity receipt")
+    reasoning = load_receipt(reasoning_path, "reasoning receipt")
+    reasoning_compute_attestation = load_receipt(reasoning_compute_path, "reasoning compute attestation")
+    cleanup = load_receipt(cleanup_path, "cleanup receipt")
+
+    target_db = restore.get("target_database")
+    run_id = restore.get("run_id")
+    restore_source = restore.get("source") or {}
+    capture_binding = restore_source.get("capture_receipt") or {}
+    restore_target = restore.get("target") or {}
+    restore_connectivity = restore_target.get("connectivity") or {}
+    restore_connectivity_proof = restore_target.get("connectivity_proof") or {}
+    restore_cloudsql = restore_target.get("cloudsql") or {}
+    restore_compute = restore_target.get("compute") or {}
+    restore_parity = restore.get("parity") or {}
+    restore_service = restore.get("live_service") or {}
+    parity_details = parity.get("details") or {}
+    parity_evidence_checks = parity_evidence(parity_details)
+    restore_inline_parity_checks = parity_evidence(restore_parity.get("details") or {})
+    parity_connectivity = parity.get("private_connectivity") or {}
+    parity_connectivity_proof = parity_connectivity.get("proof") or {}
+    reasoning_checks = reasoning.get("checks") or {}
+    reasoning_parity = reasoning.get("parity_receipt") or {}
+    before_fingerprint = reasoning.get("database_fingerprint_before") or {}
+    after_fingerprint = reasoning.get("database_fingerprint_after") or {}
+    cleanup_database = cleanup.get("database") or {}
+    cleanup_service = cleanup.get("live_service") or {}
+    cleanup_cloudsql = (cleanup.get("target") or {}).get("cloudsql") or {}
+    cleanup_compute = (cleanup.get("target") or {}).get("compute") or {}
+    restore_contract = restore.get("execution_contract") or {}
+    cleanup_contract = cleanup.get("execution_contract") or {}
+    producer_reasoning_checks = blind_reasoning_evidence(reasoning, target_db)
+    reasoning_compute = reasoning_compute_attestation.get("compute") or {}
+    reasoning_compute_checks = reasoning_compute_attestation.get("checks") or {}
+    reasoning_compute_mutation = reasoning_compute_attestation.get("mutation") or {}
+    delta_baseline = source_delta.get("baseline") or {}
+    delta_current = source_delta.get("current") or {}
+    delta_details = source_delta.get("delta") or {}
+    source_snapshot = source.get("snapshot") or {}
+    current_source_snapshot = current_source.get("snapshot") or {}
+    timeline_values = {
+        "source_snapshot": source_snapshot.get("captured_at_utc"),
+        "restore_started": restore.get("generated_at_utc"),
+        "restore_completed": restore.get("completed_at_utc"),
+        "parity_completed": parity.get("completed_at_utc"),
+        "reasoning_started": reasoning.get("generated_at_utc"),
+        "reasoning_completed": reasoning.get("completed_at_utc"),
+        "reasoning_compute_attested": reasoning_compute_attestation.get("generated_at_utc"),
+        "cleanup_started": cleanup.get("generated_at_utc"),
+        "cleanup_completed": cleanup.get("completed_at_utc"),
+        "current_source_snapshot": current_source_snapshot.get("captured_at_utc"),
+    }
+    timeline = [parse_timestamp(value, name) for name, value in timeline_values.items()]
+    lifecycle_chronology = all(earlier <= later for earlier, later in pairwise(timeline))
+    delta_detected = delta_details.get("delta_detected")
+    delta_change_present = bool(
+        delta_details.get("added_tables")
+        or delta_details.get("removed_tables")
+        or delta_details.get("changed_tables")
+        or delta_details.get("changed_structures")
+        or delta_details.get("total_row_delta")
+    )
+    current_source_time = parse_timestamp(
+        current_source_snapshot.get("captured_at_utc"), "current source snapshot time"
+    )
+    restore_started_time = parse_timestamp(restore.get("generated_at_utc"), "restore start time")
+    cleanup_completed_time = parse_timestamp(cleanup.get("completed_at_utc"), "cleanup completion time")
+    postflight_age_seconds = (verification_time - current_source_time).total_seconds()
+    lifecycle_age_seconds = (verification_time - cleanup_completed_time).total_seconds()
+    lifecycle_span_seconds = (current_source_time - restore_started_time).total_seconds()
+    postflight_after_lifecycle = current_source_time >= max(
+        parse_timestamp(reasoning.get("completed_at_utc"), "reasoning completion time"),
+        parse_timestamp(cleanup.get("completed_at_utc"), "cleanup completion time"),
+    )
+
+    required_reasoning_checks = (
+        "exact_blind_prompt_without_ids",
+        "claim_and_sources_retrieved",
+        "discovery_show_evidence_completed",
+        "retrieval_receipts_proven",
+        "private_tls_read_only_target",
+        "generated_database_unchanged",
+        "canonical_counts_unchanged",
+        "database_calls_read_only",
+        "no_database_write",
+        "no_telegram_send",
+        "live_service_unchanged",
+        "live_profile_unchanged",
+        "temporary_profile_removed",
+    )
+    checks = {
+        "source_schema_v2": source.get("schema") == SOURCE_SCHEMA and source.get("receipt_version") == 2,
+        "source_pass": source.get("status") == "pass"
+        and source.get("snapshot_exported") is True
+        and (source.get("source_service") or {}).get("unchanged") is True
+        and service_healthy((source.get("source_service") or {}).get("before"))
+        and (source.get("source_service") or {}).get("before") == (source.get("source_service") or {}).get("after"),
+        "source_authorized": bool(source.get("capture_authorization_ref")),
+        "source_authorization_bound": capture_binding.get("capture_authorization_ref")
+        == source.get("capture_authorization_ref"),
+        "source_service_unchanged": source.get("service_unchanged") is True,
+        "source_not_mutated": source.get("production_db_mutated") is False,
+        "current_source_schema_v2": current_source.get("schema") == SOURCE_SCHEMA
+        and current_source.get("receipt_version") == 2,
+        "current_source_pass": current_source.get("status") == "pass"
+        and current_source.get("snapshot_exported") is True
+        and current_source.get("service_unchanged") is True
+        and (current_source.get("source_service") or {}).get("unchanged") is True
+        and service_healthy((current_source.get("source_service") or {}).get("before"))
+        and (current_source.get("source_service") or {}).get("before")
+        == (current_source.get("source_service") or {}).get("after")
+        and current_source.get("production_db_mutated") is False,
+        "current_source_identity": current_source.get("source") == source.get("source")
+        and current_source_snapshot.get("system_identifier") == source_snapshot.get("system_identifier"),
+        "source_delta_pass": source_delta.get("artifact") == "vps_canonical_snapshot_postflight_delta"
+        and source_delta.get("schema") == DELTA_SCHEMA
+        and source_delta.get("status") == "pass",
+        "source_delta_receipts_bound": delta_baseline.get("capture_receipt_sha256") == sha256_file(source_path)
+        and delta_current.get("capture_receipt_sha256") == sha256_file(current_source_path),
+        "source_delta_manifests_bound": delta_baseline.get("manifest_sha256")
+        == (source.get("manifest") or {}).get("sha256")
+        and delta_current.get("manifest_sha256") == (current_source.get("manifest") or {}).get("sha256"),
+        "source_delta_authorizations_bound": delta_baseline.get("capture_authorization_ref")
+        == source.get("capture_authorization_ref")
+        and delta_current.get("capture_authorization_ref") == current_source.get("capture_authorization_ref"),
+        "source_delta_explicit": isinstance(delta_details.get("delta_detected"), bool)
+        and isinstance(delta_details.get("added_tables"), list)
+        and isinstance(delta_details.get("removed_tables"), list)
+        and isinstance(delta_details.get("changed_tables"), list)
+        and isinstance(delta_details.get("changed_structures"), list)
+        and isinstance(delta_details.get("total_row_delta"), int),
+        "source_delta_baseline_shape": delta_baseline.get("run_id") == source.get("run_id")
+        and delta_baseline.get("captured_at_utc") == source_snapshot.get("captured_at_utc")
+        and delta_baseline.get("table_count") == (source.get("manifest") or {}).get("table_count")
+        and delta_baseline.get("total_rows") == (source.get("manifest") or {}).get("total_rows")
+        and bool(SHA256_RE.fullmatch(str(delta_baseline.get("table_fingerprint_sha256") or "")))
+        and bool(SHA256_RE.fullmatch(str(delta_baseline.get("structure_fingerprint_sha256") or ""))),
+        "source_delta_current_shape": delta_current.get("run_id") == current_source.get("run_id")
+        and delta_current.get("captured_at_utc") == current_source_snapshot.get("captured_at_utc")
+        and delta_current.get("table_count") == (current_source.get("manifest") or {}).get("table_count")
+        and delta_current.get("total_rows") == (current_source.get("manifest") or {}).get("total_rows")
+        and bool(SHA256_RE.fullmatch(str(delta_current.get("table_fingerprint_sha256") or "")))
+        and bool(SHA256_RE.fullmatch(str(delta_current.get("structure_fingerprint_sha256") or ""))),
+        "source_delta_consistent": delta_detected is delta_change_present
+        and delta_details.get("total_row_delta")
+        == (delta_current.get("total_rows") or 0) - (delta_baseline.get("total_rows") or 0)
+        and (
+            delta_detected is True
+            or (
+                delta_baseline.get("table_count") == delta_current.get("table_count")
+                and delta_baseline.get("total_rows") == delta_current.get("total_rows")
+                and delta_baseline.get("table_fingerprint_sha256") == delta_current.get("table_fingerprint_sha256")
+                and delta_baseline.get("structure_fingerprint_sha256")
+                == delta_current.get("structure_fingerprint_sha256")
+            )
+        ),
+        "source_postflight_after_lifecycle": postflight_after_lifecycle,
+        "source_postflight_fresh": 0 <= postflight_age_seconds <= max_postflight_age_seconds,
+        "gcp_lifecycle_fresh": 0 <= lifecycle_age_seconds <= max_lifecycle_age_seconds,
+        "lifecycle_span_bounded": 0 <= lifecycle_span_seconds <= max_lifecycle_age_seconds,
+        "lifecycle_chronology": lifecycle_chronology,
+        "restore_pass": restore.get("artifact") == "gcp_generated_postgres_snapshot_restore"
+        and restore.get("status") == "pass",
+        "restore_target_is_disposable": isinstance(target_db, str) and target_db.startswith("teleo_clone_"),
+        "restore_run_id": isinstance(run_id, str) and run_id.startswith("gcp-restore-"),
+        "source_receipt_hash_bound": capture_binding.get("sha256") == sha256_file(source_path),
+        "source_provenance_bound": capture_binding.get("provenance_binding_sha256")
+        == (source.get("provenance_binding") or {}).get("sha256"),
+        "source_capture_checks": required_true_checks(
+            capture_binding.get("checks"),
+            {
+                "artifact",
+                "schema",
+                "receipt_version",
+                "status",
+                "snapshot_exported",
+                "service_unchanged",
+                "source_service_healthy",
+                "source_not_mutated",
+                "telegram_not_sent",
+                "run_id",
+                "capture_authorization_ref",
+                "source_identity",
+                "source_database",
+                "snapshot_identity",
+                "dump_sha256",
+                "dump_bytes",
+                "source_manifest_sha256",
+                "manifest_sql_sha256",
+                "source_context_sha256",
+                "table_count",
+                "total_rows",
+                "binding_algorithm",
+                "binding_payload",
+                "binding_sha256",
+            },
+        ),
+        "source_dump_bound": capture_binding.get("dump_sha256") == (source.get("dump") or {}).get("sha256"),
+        "source_execution_contract_bound": restore_contract.get("source") == source.get("source"),
+        "source_manifest_bound": capture_binding.get("manifest_sha256") == (source.get("manifest") or {}).get("sha256"),
+        "restore_manifest_matches_parity_source": capture_binding.get("manifest_sha256")
+        == parity.get("source_manifest_sha256"),
+        "restore_target_manifest_matches_parity": restore_target.get("manifest_sha256")
+        == parity.get("target_manifest_sha256"),
+        "restore_private_tls": restore_connectivity.get("private_connectivity") is True
+        and restore_connectivity.get("ssl") is True
+        and is_rfc1918(restore_connectivity.get("server_address")),
+        "restore_public_ip_disabled": restore_cloudsql.get("public_ip_disabled") is True,
+        "restore_cloudsql_checks": required_true_checks(
+            restore_cloudsql.get("checks"),
+            {
+                "instance",
+                "state",
+                "postgres_16",
+                "public_ip_disabled",
+                "private_network",
+                "expected_private_host",
+                "no_non_private_address",
+            },
+        ),
+        "restore_compute_checks": required_true_checks(
+            restore_compute.get("checks"),
+            {
+                "project",
+                "project_number",
+                "expected_network_project",
+                "instance",
+                "instance_id",
+                "zone",
+                "network",
+                "private_ip",
+                "service_account",
+            },
+        ),
+        "restore_compute_contract": restore_compute.get("project") == restore_contract.get("project")
+        and restore_compute.get("instance") == restore_contract.get("compute_instance")
+        and restore_compute.get("zone") == restore_contract.get("compute_zone")
+        and restore_compute.get("expected_private_network") == restore_contract.get("private_network")
+        and bool(restore_compute.get("network_resource"))
+        and is_rfc1918(restore_compute.get("private_ip"))
+        and str(restore_compute.get("service_account") or "").endswith(".iam.gserviceaccount.com"),
+        "restore_connectivity_compute_bound": restore_connectivity.get("source_compute")
+        == restore_compute.get("instance"),
+        "restore_inline_parity": restore_parity.get("status") == "pass" and restore_parity.get("problems") == [],
+        "restore_inline_parity_evidence": all(restore_inline_parity_checks.values()),
+        "restore_service_healthy_unchanged": restore_service.get("unchanged") is True
+        and service_healthy(restore_service.get("before"))
+        and restore_service.get("before") == restore_service.get("after"),
+        "parity_pass": parity.get("artifact") == "canonical_postgres_parity_verification"
+        and parity.get("status") == "pass"
+        and parity.get("scope") == "gcp_staging"
+        and parity.get("problems") == [],
+        "parity_target_bound": parity_details.get("target_database") == target_db,
+        "parity_exact_evidence": all(parity_evidence_checks.values()),
+        "parity_connectivity_hash_bound": restore_connectivity_proof.get("sha256")
+        == parity.get("connectivity_proof_sha256"),
+        "parity_private_proof": parity_connectivity.get("required") is True
+        and parity_connectivity_proof.get("artifact") == "gcp_private_postgres_connectivity"
+        and parity_connectivity_proof.get("status") == "pass"
+        and parity_connectivity_proof.get("schema") == "livingip.gcpPrivatePostgresConnectivity.v2"
+        and parity_connectivity_proof.get("restore_run_id") == run_id
+        and parity_connectivity_proof.get("private_connectivity") is True
+        and parity_connectivity_proof.get("public_ip_disabled") is True
+        and parity_connectivity_proof.get("target_database") == target_db
+        and parity_connectivity_proof.get("project") == restore_cloudsql.get("project")
+        and parity_connectivity_proof.get("cloudsql_instance") == restore_cloudsql.get("instance")
+        and parity_connectivity_proof.get("private_network") == restore_cloudsql.get("private_network")
+        and parity_connectivity_proof.get("source_compute") == reasoning.get("source_compute")
+        and parity_connectivity_proof.get("source_compute_instance_id") == restore_compute.get("instance_id")
+        and parity_connectivity_proof.get("source_compute_zone") == restore_compute.get("zone")
+        and is_rfc1918(parity_connectivity_proof.get("source_compute_private_ip"))
+        and parity_connectivity_proof.get("server_address") == restore_connectivity.get("server_address")
+        and required_true_checks(
+            parity_connectivity_proof.get("cloudsql_control_plane_checks"),
+            {
+                "instance",
+                "state",
+                "postgres_16",
+                "public_ip_disabled",
+                "private_network",
+                "expected_private_host",
+                "no_non_private_address",
+            },
+        )
+        and required_true_checks(
+            parity_connectivity_proof.get("compute_identity_checks"),
+            {
+                "project",
+                "project_number",
+                "expected_network_project",
+                "instance",
+                "instance_id",
+                "zone",
+                "network",
+                "private_ip",
+                "service_account",
+            },
+        ),
+        "reasoning_schema": reasoning.get("schema") == BLIND_REASONING_SCHEMA,
+        "reasoning_pass": reasoning.get("status") == "pass" and not reasoning.get("errors"),
+        "reasoning_target_bound": reasoning.get("target_database") == target_db,
+        "reasoning_compute_bound": reasoning.get("source_compute") == restore_compute.get("instance"),
+        "reasoning_parity_hash_bound": reasoning_parity.get("sha256") == sha256_file(parity_path),
+        "reasoning_required_checks": all(reasoning_checks.get(name) is True for name in required_reasoning_checks),
+        "reasoning_producer_evidence": all(producer_reasoning_checks.values()),
+        "reasoning_compute_attestation": reasoning_compute_attestation.get("artifact")
+        == "gcp_reasoning_compute_attestation"
+        and reasoning_compute_attestation.get("schema") == REASONING_COMPUTE_SCHEMA
+        and reasoning_compute_attestation.get("status") == "pass"
+        and reasoning_compute_attestation.get("method") == "gce_metadata_server_v1"
+        and nonempty_all_true(reasoning_compute_checks)
+        and reasoning_compute_attestation.get("restore_run_id") == run_id
+        and reasoning_compute_attestation.get("target_database") == target_db
+        and all(value is False for value in reasoning_compute_mutation.values())
+        and {
+            "cloudsql_changed",
+            "compute_changed",
+            "database_changed",
+            "telegram_message_sent",
+        }
+        <= set(reasoning_compute_mutation),
+        "reasoning_compute_receipt_bound": (reasoning_compute_attestation.get("reasoning_receipt") or {}).get("sha256")
+        == sha256_file(reasoning_path),
+        "reasoning_compute_identity_bound": reasoning_compute.get("project") == restore_compute.get("project")
+        and reasoning_compute.get("project_number") == restore_compute.get("project_number")
+        and reasoning_compute.get("instance") == restore_compute.get("instance")
+        and reasoning_compute.get("instance_id") == restore_compute.get("instance_id")
+        and reasoning_compute.get("zone") == restore_compute.get("zone")
+        and reasoning_compute.get("expected_private_network") == restore_compute.get("expected_private_network")
+        and reasoning_compute.get("network_resource") == restore_compute.get("network_resource")
+        and reasoning_compute.get("private_ip") == restore_compute.get("private_ip")
+        and reasoning_compute.get("service_account") == restore_compute.get("service_account")
+        and required_true_checks(
+            reasoning_compute.get("checks"),
+            {
+                "project",
+                "project_number",
+                "expected_network_project",
+                "instance",
+                "instance_id",
+                "zone",
+                "network",
+                "private_ip",
+                "service_account",
+            },
+        ),
+        "reasoning_no_send_no_write": reasoning.get("posted_to_telegram") is False
+        and reasoning.get("database_write_attempted") is False,
+        "reasoning_fingerprint_unchanged": bool(before_fingerprint.get("sha256"))
+        and before_fingerprint.get("sha256") == after_fingerprint.get("sha256"),
+        "cleanup_pass": cleanup.get("artifact") == "gcp_generated_postgres_snapshot_cleanup"
+        and cleanup.get("status") == "pass",
+        "cleanup_run_bound": cleanup.get("run_id") == run_id and cleanup.get("target_database") == target_db,
+        "cleanup_restore_receipt_bound": (cleanup.get("restore_receipt") or {}).get("sha256")
+        == sha256_file(restore_path),
+        "cleanup_execution_contract_bound": bool(restore_contract) and cleanup_contract == restore_contract,
+        "cleanup_cloudsql_bound": cleanup_cloudsql.get("project") == restore_cloudsql.get("project")
+        and cleanup_cloudsql.get("instance") == restore_cloudsql.get("instance")
+        and cleanup_cloudsql.get("expected_private_host") == restore_cloudsql.get("expected_private_host")
+        and cleanup_cloudsql.get("expected_private_network") == restore_cloudsql.get("expected_private_network")
+        and cleanup_cloudsql.get("public_ip_disabled") is True
+        and required_true_checks(
+            cleanup_cloudsql.get("checks"),
+            {
+                "instance",
+                "state",
+                "postgres_16",
+                "public_ip_disabled",
+                "private_network",
+                "expected_private_host",
+                "no_non_private_address",
+            },
+        ),
+        "cleanup_compute_bound": cleanup_compute.get("instance_id") == restore_compute.get("instance_id")
+        and cleanup_compute.get("project") == restore_compute.get("project")
+        and cleanup_compute.get("project_number") == restore_compute.get("project_number")
+        and cleanup_compute.get("instance") == restore_compute.get("instance")
+        and cleanup_compute.get("zone") == restore_compute.get("zone")
+        and cleanup_compute.get("expected_private_network") == restore_compute.get("expected_private_network")
+        and cleanup_compute.get("network_resource") == restore_compute.get("network_resource")
+        and cleanup_compute.get("private_ip") == restore_compute.get("private_ip")
+        and cleanup_compute.get("service_account") == restore_compute.get("service_account")
+        and required_true_checks(
+            cleanup_compute.get("checks"),
+            {
+                "project",
+                "project_number",
+                "expected_network_project",
+                "instance",
+                "instance_id",
+                "zone",
+                "network",
+                "private_ip",
+                "service_account",
+            },
+        ),
+        "clone_absent": cleanup_database.get("clone_database_remaining") == 0,
+        "cleanup_service_unchanged": cleanup_service.get("unchanged") is True
+        and service_healthy(cleanup_service.get("before"))
+        and cleanup_service.get("before") == cleanup_service.get("after"),
+    }
+    failed = sorted(name for name, passed in checks.items() if not passed)
+    return {
+        "artifact": "gcp_canonical_snapshot_lifecycle_verification",
+        "generated_at_utc": verification_time.isoformat(),
+        "status": "pass" if not failed else "fail",
+        "required_tier": "T3_live_private_gcp_staging",
+        "target_database": target_db,
+        "run_id": run_id,
+        "checks": checks,
+        "reasoning_producer_checks": producer_reasoning_checks,
+        "restore_inline_parity_checks": restore_inline_parity_checks,
+        "parity_evidence_checks": parity_evidence_checks,
+        "post_snapshot_source_delta": delta_details,
+        "timeline": timeline_values,
+        "postflight_age_seconds": postflight_age_seconds,
+        "max_postflight_age_seconds": max_postflight_age_seconds,
+        "lifecycle_age_seconds": lifecycle_age_seconds,
+        "lifecycle_span_seconds": lifecycle_span_seconds,
+        "max_lifecycle_age_seconds": max_lifecycle_age_seconds,
+        "failed_checks": failed,
+        "receipt_sha256": {
+            "source": sha256_file(source_path),
+            "current_source": sha256_file(current_source_path),
+            "source_delta": sha256_file(source_delta_path),
+            "restore": sha256_file(restore_path),
+            "parity": sha256_file(parity_path),
+            "reasoning": sha256_file(reasoning_path),
+            "reasoning_compute": sha256_file(reasoning_compute_path),
+            "cleanup": sha256_file(cleanup_path),
+        },
+        "strongest_claim_allowed": (
+            (
+                "current private GCP staging parity, ID-free Leo reasoning, cleanup, and zero post-snapshot VPS delta verified"
+                if delta_details.get("delta_detected") is False
+                else "private GCP staging parity at the declared snapshot boundary, ID-free Leo reasoning, cleanup, and explicit post-snapshot VPS delta verified"
+            )
+            if not failed
+            else "lifecycle incomplete; failed checks must be repaired"
+        ),
+        "not_proven": ["production cutover", "ongoing replication", "Telegram delivery"],
+    }
+
+
+def main() -> int:
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument("--source-receipt", required=True, type=Path)
+    parser.add_argument("--current-source-receipt", required=True, type=Path)
+    parser.add_argument("--source-delta-receipt", required=True, type=Path)
+    parser.add_argument("--restore-receipt", required=True, type=Path)
+    parser.add_argument("--parity-receipt", required=True, type=Path)
+    parser.add_argument("--reasoning-receipt", required=True, type=Path)
+    parser.add_argument("--reasoning-compute-receipt", required=True, type=Path)
+    parser.add_argument("--cleanup-receipt", required=True, type=Path)
+    parser.add_argument("--output", required=True, type=Path)
+    parser.add_argument("--max-postflight-age-seconds", default=900.0, type=float)
+    parser.add_argument("--max-lifecycle-age-seconds", default=3600.0, type=float)
+    args = parser.parse_args()
+    try:
+        payload = verify_lifecycle(
+            source_path=args.source_receipt,
+            current_source_path=args.current_source_receipt,
+            source_delta_path=args.source_delta_receipt,
+            restore_path=args.restore_receipt,
+            parity_path=args.parity_receipt,
+            reasoning_path=args.reasoning_receipt,
+            reasoning_compute_path=args.reasoning_compute_receipt,
+            cleanup_path=args.cleanup_receipt,
+            max_postflight_age_seconds=args.max_postflight_age_seconds,
+            max_lifecycle_age_seconds=args.max_lifecycle_age_seconds,
+        )
+    except (OSError, ValueError, KeyError, TypeError) as exc:
+        payload = {
+            "artifact": "gcp_canonical_snapshot_lifecycle_verification",
+            "generated_at_utc": datetime.now(UTC).isoformat(),
+            "status": "fail",
+            "required_tier": "T3_live_private_gcp_staging",
+            "failed_checks": ["receipt_load_or_validation_error"],
+            "error": str(exc),
+            "strongest_claim_allowed": "lifecycle incomplete; receipts could not be validated",
+        }
+    write_private_json(args.output, payload)
+    print(json.dumps(payload, indent=2, sort_keys=True))
+    return 0 if payload.get("status") == "pass" else 1
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())

ops/verify_postgres_parity_manifest.py

@@ -11,6 +11,11 @@ from datetime import UTC, datetime
 from pathlib import Path
 from typing import Any
 
+try:
+    from .private_receipt_io import write_private_json
+except ImportError:  # pragma: no cover - direct script execution
+    from private_receipt_io import write_private_json
+
 SINGLETON_KINDS = {
     "identity",
     "schemas",
@@ -33,6 +38,14 @@ def canonical_hash(value: Any) -> str:
     return hashlib.sha256(payload.encode()).hexdigest()
 
 
+def file_sha256(path: Path) -> str:
+    digest = hashlib.sha256()
+    with path.open("rb") as handle:
+        for chunk in iter(lambda: handle.read(1024 * 1024), b""):
+            digest.update(chunk)
+    return digest.hexdigest()
+
+
 def load_manifest(path: Path) -> dict[str, Any]:
     singleton: dict[str, dict[str, Any]] = {}
     tables: dict[str, dict[str, Any]] = {}
@@ -295,6 +308,9 @@ def main() -> int:
     args = parser.parse_args()
 
     try:
+        source_manifest_sha256 = file_sha256(args.source)
+        target_manifest_sha256 = file_sha256(args.target)
+        connectivity_proof_sha256 = file_sha256(args.connectivity_proof) if args.connectivity_proof else None
         source = load_manifest(args.source)
         target = load_manifest(args.target)
         problems, details = compare_manifests(
@@ -316,18 +332,26 @@ def main() -> int:
         problems = [f"manifest_error={exc}"]
         details = {}
         connectivity = {"required": args.scope == "gcp_staging", "status": "not_checked"}
+        source_manifest_sha256 = None
+        target_manifest_sha256 = None
+        connectivity_proof_sha256 = None
         error = str(exc)
 
+    completed_at_utc = datetime.now(UTC).isoformat()
     payload = {
         "artifact": "canonical_postgres_parity_verification",
-        "generated_at_utc": datetime.now(UTC).isoformat(),
+        "generated_at_utc": completed_at_utc,
+        "completed_at_utc": completed_at_utc,
         "scope": args.scope,
         "source_manifest": str(args.source),
+        "source_manifest_sha256": source_manifest_sha256,
         "target_manifest": str(args.target),
+        "target_manifest_sha256": target_manifest_sha256,
         "status": status,
         "problems": problems,
         "details": details,
         "private_connectivity": connectivity,
+        "connectivity_proof_sha256": connectivity_proof_sha256,
         "error": error,
         "not_proven_by_this_artifact": [
             "GCP staging Leo composition replay",
@@ -335,8 +359,7 @@ def main() -> int:
             "production cutover",
         ],
     }
-    args.output.parent.mkdir(parents=True, exist_ok=True)
+    write_private_json(args.output, payload)
-    args.output.write_text(json.dumps(payload, indent=2, sort_keys=True) + "\n")
     print(json.dumps(payload, indent=2, sort_keys=True))
     return 0 if status == "pass" else 1
 

ops/verify_vps_canonical_snapshot_delta.py

@@ -0,0 +1,284 @@
+#!/usr/bin/env python3
+"""Bind a postflight VPS manifest to a captured snapshot and report exact deltas."""
+
+from __future__ import annotations
+
+import argparse
+import json
+import re
+import stat
+from datetime import UTC, datetime
+from pathlib import Path
+from typing import Any
+
+try:
+    from .capture_vps_canonical_postgres_snapshot import (
+        SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+        build_provenance_binding,
+    )
+    from .private_receipt_io import write_private_json
+    from .verify_postgres_parity_manifest import SINGLETON_KINDS, canonical_hash, file_sha256, load_manifest
+except ImportError:  # pragma: no cover - direct script execution
+    from capture_vps_canonical_postgres_snapshot import SOURCE_SNAPSHOT_RECEIPT_SCHEMA, build_provenance_binding
+    from private_receipt_io import write_private_json
+    from verify_postgres_parity_manifest import SINGLETON_KINDS, canonical_hash, file_sha256, load_manifest
+
+DELTA_SCHEMA = "livingip.vpsCanonicalSnapshotDelta.v1"
+SHA256_RE = re.compile(r"[0-9a-f]{64}\Z")
+
+
+def service_healthy(value: Any) -> bool:
+    if not isinstance(value, dict):
+        return False
+    try:
+        main_pid = int(value.get("MainPID") or 0)
+        restarts = int(value.get("NRestarts") or 0)
+    except (TypeError, ValueError):
+        return False
+    return (
+        value.get("ActiveState") == "active" and value.get("SubState") == "running" and main_pid > 0 and restarts >= 0
+    )
+
+
+def regular_file(path: Path, label: str) -> Path:
+    try:
+        mode = path.lstat().st_mode
+    except OSError as exc:
+        raise ValueError(f"{label} is unavailable: {exc}") from exc
+    if not stat.S_ISREG(mode) or path.is_symlink():
+        raise ValueError(f"{label} must be a regular non-symlink file")
+    return path.resolve()
+
+
+def load_json(path: Path, label: str) -> dict[str, Any]:
+    path = regular_file(path, label)
+    try:
+        payload = json.loads(path.read_text(encoding="utf-8"))
+    except json.JSONDecodeError as exc:
+        raise ValueError(f"{label} is invalid JSON") from exc
+    if not isinstance(payload, dict):
+        raise ValueError(f"{label} must be a JSON object")
+    return payload
+
+
+def parse_timestamp(value: Any, label: str) -> datetime:
+    text = str(value or "")
+    if text.endswith("Z"):
+        text = text[:-1] + "+00:00"
+    try:
+        parsed = datetime.fromisoformat(text)
+    except ValueError as exc:
+        raise ValueError(f"{label} is not an ISO-8601 timestamp") from exc
+    if parsed.tzinfo is None:
+        raise ValueError(f"{label} must include a timezone")
+    return parsed.astimezone(UTC)
+
+
+def validate_capture(
+    receipt_path: Path,
+    manifest_path: Path,
+    *,
+    expected_authorization_ref: str,
+    label: str,
+) -> tuple[dict[str, Any], dict[str, Any]]:
+    receipt = load_json(receipt_path, f"{label} receipt")
+    manifest_path = regular_file(manifest_path, f"{label} manifest")
+    manifest = load_manifest(manifest_path)
+    snapshot = receipt.get("snapshot") or {}
+    source = receipt.get("source") or {}
+    dump = receipt.get("dump") or {}
+    manifest_receipt = receipt.get("manifest") or {}
+    source_context = receipt.get("source_context") or {}
+    source_service = receipt.get("source_service") or {}
+    binding = receipt.get("provenance_binding") or {}
+    expected_binding = build_provenance_binding(
+        run_id=str(receipt.get("run_id") or ""),
+        authorization_ref=str(receipt.get("capture_authorization_ref") or ""),
+        source=source,
+        snapshot=snapshot,
+        dump_sha256=str(dump.get("sha256") or ""),
+        manifest_sql_sha256=str(manifest_receipt.get("manifest_sql_sha256") or ""),
+        source_manifest_sha256=file_sha256(manifest_path),
+        source_context_sha256=str(source_context.get("sha256") or ""),
+    )
+    total_rows = sum(int(row["row_count"]) for row in manifest["tables"].values())
+    checks = {
+        "schema": receipt.get("schema") == SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+        "receipt_version": receipt.get("receipt_version") == 2,
+        "status": receipt.get("status") == "pass",
+        "authorization": receipt.get("capture_authorization_ref") == expected_authorization_ref,
+        "snapshot_exported": receipt.get("snapshot_exported") is True,
+        "service_unchanged": receipt.get("service_unchanged") is True,
+        "source_service_healthy": source_service.get("unchanged") is True
+        and service_healthy(source_service.get("before"))
+        and source_service.get("before") == source_service.get("after"),
+        "source_not_mutated": receipt.get("production_db_mutated") is False,
+        "telegram_not_sent": receipt.get("telegram_send_attempted") is False,
+        "manifest_hash": manifest_receipt.get("sha256") == file_sha256(manifest_path),
+        "manifest_table_count": manifest_receipt.get("table_count") == len(manifest["tables"]),
+        "manifest_total_rows": manifest_receipt.get("total_rows") == total_rows,
+        "manifest_read_only": manifest["singleton"]["identity"].get("transaction_read_only") == "on",
+        "manifest_database": manifest["singleton"]["identity"].get("database") == source.get("database"),
+        "binding_payload": binding.get("payload") == expected_binding["payload"],
+        "binding_sha256": binding.get("sha256") == expected_binding["sha256"],
+        "binding_algorithm": binding.get("algorithm") == "sha256",
+        "dump_sha256": bool(SHA256_RE.fullmatch(str(dump.get("sha256") or ""))),
+        "manifest_sql_sha256": bool(SHA256_RE.fullmatch(str(manifest_receipt.get("manifest_sql_sha256") or ""))),
+        "source_context_sha256": bool(SHA256_RE.fullmatch(str(source_context.get("sha256") or ""))),
+        "snapshot_identity": all(
+            bool(snapshot.get(field))
+            for field in ("captured_at_utc", "exported_snapshot_id", "txid_snapshot", "wal_lsn", "system_identifier")
+        ),
+    }
+    failed = sorted(name for name, passed in checks.items() if not passed)
+    if failed:
+        raise ValueError(f"{label} capture failed validation: " + ", ".join(failed))
+    return receipt, manifest
+
+
+def manifest_fingerprint(manifest: dict[str, Any]) -> dict[str, Any]:
+    tables = {
+        name: {"row_count": int(row["row_count"]), "rowset_md5": row.get("rowset_md5")}
+        for name, row in sorted(manifest["tables"].items())
+    }
+    structures = {
+        kind: canonical_hash(manifest["singleton"][kind].get("items", []))
+        for kind in sorted(SINGLETON_KINDS - {"identity"})
+    }
+    return {
+        "table_count": len(tables),
+        "total_rows": sum(row["row_count"] for row in tables.values()),
+        "table_fingerprint_sha256": canonical_hash(tables),
+        "structure_fingerprint_sha256": canonical_hash(structures),
+        "tables": tables,
+        "structures": structures,
+    }
+
+
+def verify_delta(
+    *,
+    baseline_receipt_path: Path,
+    baseline_manifest_path: Path,
+    baseline_authorization_ref: str,
+    current_receipt_path: Path,
+    current_manifest_path: Path,
+    current_authorization_ref: str,
+) -> dict[str, Any]:
+    baseline_receipt, baseline_manifest = validate_capture(
+        baseline_receipt_path,
+        baseline_manifest_path,
+        expected_authorization_ref=baseline_authorization_ref,
+        label="baseline",
+    )
+    current_receipt, current_manifest = validate_capture(
+        current_receipt_path,
+        current_manifest_path,
+        expected_authorization_ref=current_authorization_ref,
+        label="current",
+    )
+    baseline_snapshot = baseline_receipt["snapshot"]
+    current_snapshot = current_receipt["snapshot"]
+    baseline_time = parse_timestamp(baseline_snapshot["captured_at_utc"], "baseline snapshot time")
+    current_time = parse_timestamp(current_snapshot["captured_at_utc"], "current snapshot time")
+    if current_time <= baseline_time:
+        raise ValueError("current source capture must be newer than the restored baseline capture")
+    if current_receipt.get("source") != baseline_receipt.get("source"):
+        raise ValueError("current source identity does not match the restored baseline source")
+    if current_snapshot.get("system_identifier") != baseline_snapshot.get("system_identifier"):
+        raise ValueError("current source PostgreSQL system identifier changed")
+
+    baseline = manifest_fingerprint(baseline_manifest)
+    current = manifest_fingerprint(current_manifest)
+    baseline_tables = baseline.pop("tables")
+    current_tables = current.pop("tables")
+    baseline_structures = baseline.pop("structures")
+    current_structures = current.pop("structures")
+    added_tables = sorted(set(current_tables) - set(baseline_tables))
+    removed_tables = sorted(set(baseline_tables) - set(current_tables))
+    changed_tables = [
+        {"table": table, "baseline": baseline_tables[table], "current": current_tables[table]}
+        for table in sorted(set(baseline_tables) & set(current_tables))
+        if baseline_tables[table] != current_tables[table]
+    ]
+    changed_structures = [
+        {
+            "kind": kind,
+            "baseline_sha256": baseline_structures.get(kind),
+            "current_sha256": current_structures.get(kind),
+        }
+        for kind in sorted(set(baseline_structures) | set(current_structures))
+        if baseline_structures.get(kind) != current_structures.get(kind)
+    ]
+    delta_detected = bool(added_tables or removed_tables or changed_tables or changed_structures)
+    return {
+        "artifact": "vps_canonical_snapshot_postflight_delta",
+        "schema": DELTA_SCHEMA,
+        "generated_at_utc": datetime.now(UTC).isoformat(),
+        "status": "pass",
+        "baseline": {
+            "run_id": baseline_receipt["run_id"],
+            "capture_authorization_ref": baseline_authorization_ref,
+            "captured_at_utc": baseline_snapshot["captured_at_utc"],
+            "capture_receipt_sha256": file_sha256(baseline_receipt_path),
+            "manifest_sha256": file_sha256(baseline_manifest_path),
+            **baseline,
+        },
+        "current": {
+            "run_id": current_receipt["run_id"],
+            "capture_authorization_ref": current_authorization_ref,
+            "captured_at_utc": current_snapshot["captured_at_utc"],
+            "capture_receipt_sha256": file_sha256(current_receipt_path),
+            "manifest_sha256": file_sha256(current_manifest_path),
+            **current,
+        },
+        "delta": {
+            "delta_detected": delta_detected,
+            "added_tables": added_tables,
+            "removed_tables": removed_tables,
+            "changed_tables": changed_tables,
+            "changed_structures": changed_structures,
+            "total_row_delta": current["total_rows"] - baseline["total_rows"],
+        },
+        "strongest_claim_allowed": (
+            "restored snapshot still matches the newest postflight VPS capture"
+            if not delta_detected
+            else "restored snapshot parity is bounded to its capture; post-snapshot VPS deltas are explicit"
+        ),
+    }
+
+
+def main() -> int:
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument("--baseline-receipt", required=True, type=Path)
+    parser.add_argument("--baseline-manifest", required=True, type=Path)
+    parser.add_argument("--baseline-authorization-ref", required=True)
+    parser.add_argument("--current-receipt", required=True, type=Path)
+    parser.add_argument("--current-manifest", required=True, type=Path)
+    parser.add_argument("--current-authorization-ref", required=True)
+    parser.add_argument("--output", required=True, type=Path)
+    args = parser.parse_args()
+    try:
+        payload = verify_delta(
+            baseline_receipt_path=args.baseline_receipt,
+            baseline_manifest_path=args.baseline_manifest,
+            baseline_authorization_ref=args.baseline_authorization_ref,
+            current_receipt_path=args.current_receipt,
+            current_manifest_path=args.current_manifest,
+            current_authorization_ref=args.current_authorization_ref,
+        )
+    except (OSError, ValueError, KeyError, TypeError, json.JSONDecodeError) as exc:
+        payload = {
+            "artifact": "vps_canonical_snapshot_postflight_delta",
+            "schema": DELTA_SCHEMA,
+            "generated_at_utc": datetime.now(UTC).isoformat(),
+            "status": "fail",
+            "error": str(exc),
+            "strongest_claim_allowed": "post-snapshot VPS delta is not proven",
+        }
+    write_private_json(args.output, payload)
+    print(json.dumps(payload, indent=2, sort_keys=True))
+    return 0 if payload.get("status") == "pass" else 1
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())

tests/test_attest_gcp_reasoning_compute.py

@@ -0,0 +1,128 @@
+import json
+from pathlib import Path
+
+import pytest
+
+from ops import attest_gcp_reasoning_compute as attestation
+
+
+def reasoning_receipt(path: Path) -> Path:
+    path.write_text(
+        json.dumps(
+            {
+                "schema": attestation.REASONING_SCHEMA,
+                "status": "pass",
+                "generated_at_utc": "2026-07-15T01:00:00+00:00",
+                "completed_at_utc": "2026-07-15T01:01:00+00:00",
+                "target_database": "teleo_clone_current_test",
+                "source_compute": "teleo-prod-1",
+                "errors": [],
+                "posted_to_telegram": False,
+                "database_write_attempted": False,
+            },
+            sort_keys=True,
+        )
+        + "\n",
+        encoding="utf-8",
+    )
+    return path
+
+
+def compute_identity() -> dict:
+    return {
+        "project": "teleo-501523",
+        "project_number": "785938879453",
+        "instance": "teleo-prod-1",
+        "instance_id": "123456789",
+        "zone": "europe-west6-a",
+        "zone_resource": "projects/123456789/zones/europe-west6-a",
+        "network_resource": "projects/123456789/networks/teleo-staging-net",
+        "private_ip": "10.61.0.2",
+        "service_account": "teleo-runtime@teleo-501523.iam.gserviceaccount.com",
+        "expected_private_network": "projects/teleo-501523/global/networks/teleo-staging-net",
+        "checks": {
+            "project": True,
+            "project_number": True,
+            "expected_network_project": True,
+            "instance": True,
+            "instance_id": True,
+            "zone": True,
+            "network": True,
+            "private_ip": True,
+            "service_account": True,
+        },
+    }
+
+
+def test_attestation_binds_reasoning_hash_to_live_metadata(tmp_path: Path, monkeypatch: pytest.MonkeyPatch) -> None:
+    receipt_path = reasoning_receipt(tmp_path / "reasoning.json")
+    observed = {}
+
+    def fake_identity(project, instance, zone, network, *, timeout):
+        observed.update(
+            {
+                "project": project,
+                "instance": instance,
+                "zone": zone,
+                "network": network,
+                "timeout": timeout,
+            }
+        )
+        return compute_identity()
+
+    monkeypatch.setattr(attestation, "gce_compute_identity", fake_identity)
+
+    result = attestation.attest_reasoning_compute(
+        reasoning_receipt_path=receipt_path,
+        restore_run_id="gcp-restore-current-test123",
+        target_database="teleo_clone_current_test",
+        generated_at_utc="2026-07-15T01:01:05+00:00",
+    )
+
+    assert result["status"] == "pass"
+    assert result["checks"]["gce_metadata_identity"] is True
+    assert result["reasoning_receipt"]["sha256"] == attestation.sha256_file(receipt_path)
+    assert result["compute"]["instance_id"] == "123456789"
+    assert observed == {
+        "project": "teleo-501523",
+        "instance": "teleo-prod-1",
+        "zone": "europe-west6-a",
+        "network": "projects/teleo-501523/global/networks/teleo-staging-net",
+        "timeout": 10.0,
+    }
+
+
+def test_attestation_rejects_claimed_wrong_compute_before_metadata(
+    tmp_path: Path, monkeypatch: pytest.MonkeyPatch
+) -> None:
+    receipt_path = reasoning_receipt(tmp_path / "reasoning.json")
+    payload = json.loads(receipt_path.read_text())
+    payload["source_compute"] = "untrusted-vm"
+    receipt_path.write_text(json.dumps(payload) + "\n", encoding="utf-8")
+    monkeypatch.setattr(
+        attestation,
+        "gce_compute_identity",
+        lambda *args, **kwargs: pytest.fail("metadata must not be queried"),
+    )
+
+    with pytest.raises(ValueError, match="source_compute"):
+        attestation.attest_reasoning_compute(
+            reasoning_receipt_path=receipt_path,
+            restore_run_id="gcp-restore-current-test123",
+            target_database="teleo_clone_current_test",
+        )
+
+
+def test_attestation_rejects_send_or_write_receipt(tmp_path: Path) -> None:
+    receipt_path = reasoning_receipt(tmp_path / "reasoning.json")
+    payload = json.loads(receipt_path.read_text())
+    payload["posted_to_telegram"] = True
+    payload["database_write_attempted"] = True
+    receipt_path.write_text(json.dumps(payload) + "\n", encoding="utf-8")
+
+    with pytest.raises(ValueError, match=r"no_database_write.*no_telegram_send"):
+        attestation.attest_reasoning_compute(
+            reasoning_receipt_path=receipt_path,
+            restore_run_id="gcp-restore-current-test123",
+            target_database="teleo_clone_current_test",
+        )

tests/test_capture_vps_canonical_postgres_snapshot.py

@@ -1,8 +1,18 @@
+import json
 from pathlib import Path
 
+import pytest
+
 from ops.capture_vps_canonical_postgres_snapshot import (
+    SAFE_AUTHORIZATION_REF_RE,
     SAFE_SSH_TARGET_RE,
+    SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+    build_provenance_binding,
+    canonical_sha256,
     cleanup_failed_output,
+    load_service_state,
+    load_snapshot_metadata,
+    parse_args,
     remote_capture_script,
     toc_counts,
 )
@@ -21,8 +31,14 @@ def test_remote_capture_uses_one_exported_read_only_snapshot() -> None:
     assert "[0-9A-F]+-[0-9A-F]+-[0-9]+" in script
     assert '--snapshot="$snapshot_id"' in script
     assert '-v "snapshot_id=$snapshot_id"' in script
+    assert "txid_current_snapshot()::text" in script
+    assert "pg_current_wal_lsn()::text" in script
+    assert "system_identifier::text from pg_control_system()" in script
+    assert "source-snapshot.json" in script
     assert "--no-owner --no-acl" in script
     assert "cmp -s" in script
+    assert 'assert_service_healthy "$remote_root/service-before.txt"' in script
+    assert 'assert_service_healthy "$remote_root/service-after.txt"' in script
     assert "systemctl restart" not in script
     assert "docker restart" not in script
 
@@ -62,8 +78,129 @@ def test_failure_cleanup_never_removes_preexisting_output(tmp_path: Path) -> Non
     assert not created_by_run.exists()
 
 
+def test_source_service_state_requires_healthy_unchanged_capable_fields(tmp_path: Path) -> None:
+    state_path = tmp_path / "service.txt"
+    state_path.write_text("ActiveState=active\nSubState=running\nMainPID=347406\nNRestarts=0\n")
+
+    assert load_service_state(state_path)["MainPID"] == "347406"
+
+    state_path.write_text("ActiveState=failed\nSubState=dead\nMainPID=0\nNRestarts=0\n")
+    with pytest.raises(RuntimeError, match="not active/running"):
+        load_service_state(state_path)
+
+
 def test_ssh_target_rejects_open_ssh_option_injection() -> None:
     assert SAFE_SSH_TARGET_RE.fullmatch("root@77.42.65.182")
     assert SAFE_SSH_TARGET_RE.fullmatch("teleo-staging-1.internal")
     assert not SAFE_SSH_TARGET_RE.fullmatch("-oProxyCommand=malicious")
     assert not SAFE_SSH_TARGET_RE.fullmatch("root@host command")
+
+
+def test_source_snapshot_metadata_and_provenance_binding(tmp_path: Path) -> None:
+    snapshot_path = tmp_path / "source-snapshot.json"
+    snapshot_path.write_text(
+        json.dumps(
+            {
+                "exported_snapshot_id": "00000003-000001A2-1",
+                "txid_snapshot": "100:120:105,111",
+                "wal_lsn": "0/16B6C50",
+                "system_identifier": "7649789040005668902",
+                "captured_at_utc": "2026-07-15T01:02:03.456789+00:00",
+            }
+        )
+    )
+
+    snapshot = load_snapshot_metadata(snapshot_path)
+    binding = build_provenance_binding(
+        run_id="canonical-20260715",
+        authorization_ref="codex-delegation:019f47af-f2cc-7c10-b928-a9283afa2621",
+        source={
+            "ssh_target": "root@77.42.65.182",
+            "container": "teleo-pg",
+            "database": "teleo",
+            "service": "leoclean-gateway.service",
+        },
+        snapshot=snapshot,
+        dump_sha256="1" * 64,
+        manifest_sql_sha256="2" * 64,
+        source_manifest_sha256="3" * 64,
+        source_context_sha256="4" * 64,
+    )
+
+    assert binding["algorithm"] == "sha256"
+    assert binding["payload"] == {
+        "receipt_schema": SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+        "run_id": "canonical-20260715",
+        "capture_authorization_ref": "codex-delegation:019f47af-f2cc-7c10-b928-a9283afa2621",
+        "source": {
+            "ssh_target": "root@77.42.65.182",
+            "container": "teleo-pg",
+            "database": "teleo",
+            "service": "leoclean-gateway.service",
+        },
+        "exported_snapshot_id": "00000003-000001A2-1",
+        "txid_snapshot": "100:120:105,111",
+        "wal_lsn": "0/16B6C50",
+        "source_system_identifier": "7649789040005668902",
+        "dump_sha256": "1" * 64,
+        "manifest_sql_sha256": "2" * 64,
+        "source_manifest_sha256": "3" * 64,
+        "source_context_sha256": "4" * 64,
+    }
+    assert binding["sha256"] == canonical_sha256(binding["payload"])
+
+
+@pytest.mark.parametrize(
+    ("field", "value"),
+    [
+        ("exported_snapshot_id", "unsafe snapshot"),
+        ("txid_snapshot", "100:120:not-a-txid"),
+        ("wal_lsn", "not-an-lsn"),
+        ("system_identifier", "system-1"),
+    ],
+)
+def test_source_snapshot_metadata_rejects_invalid_identity(tmp_path: Path, field: str, value: str) -> None:
+    payload = {
+        "exported_snapshot_id": "00000003-000001A2-1",
+        "txid_snapshot": "100:120:",
+        "wal_lsn": "0/16B6C50",
+        "system_identifier": "7649789040005668902",
+        "captured_at_utc": "2026-07-15T01:02:03+00:00",
+    }
+    payload[field] = value
+    path = tmp_path / "source-snapshot.json"
+    path.write_text(json.dumps(payload))
+
+    with pytest.raises(RuntimeError, match=field):
+        load_snapshot_metadata(path)
+
+
+def test_authorization_ref_is_required_and_safe_metadata(tmp_path: Path) -> None:
+    ssh_key = tmp_path / "id_ed25519"
+    ssh_key.write_text("test-only")
+    manifest = tmp_path / "manifest.sql"
+    manifest.write_text("select 1;\n")
+    base = [
+        "--execute",
+        "--ssh-target",
+        "root@77.42.65.182",
+        "--ssh-key",
+        str(ssh_key),
+        "--manifest",
+        str(manifest),
+        "--run-id",
+        "canonical-20260715",
+        "--output-dir",
+        str(tmp_path / "capture"),
+    ]
+
+    with pytest.raises(SystemExit):
+        parse_args(base)
+    with pytest.raises(SystemExit):
+        parse_args([*base, "--authorization-ref", "unsafe authorization ref"])
+
+    authorization_ref = "codex-delegation:019f47af-f2cc-7c10-b928-a9283afa2621"
+    args = parse_args([*base, "--authorization-ref", authorization_ref])
+    assert args.authorization_ref == authorization_ref
+    assert SAFE_AUTHORIZATION_REF_RE.fullmatch(authorization_ref)
+    assert not SAFE_AUTHORIZATION_REF_RE.fullmatch("authorization\nforged")

tests/test_restore_gcp_generated_postgres_snapshot.py

@@ -7,6 +7,7 @@ from pathlib import Path
 import pytest
 
 from ops import restore_gcp_generated_postgres_snapshot as restore
+from ops.capture_vps_canonical_postgres_snapshot import build_provenance_binding
 
 SERVICE_STATE = {
     "ActiveState": "active",
@@ -15,6 +16,7 @@ SERVICE_STATE = {
     "NRestarts": "0",
     "ExecMainStartTimestamp": "Thu 2026-07-09 07:00:04 UTC",
 }
+AUTHORIZATION_REF = "codex-delegation:019f47af-f2cc-7c10-b928-a9283afa2621"
 
 
 def manifest_rows(database: str, *, target: bool, row_count: int = 1) -> list[dict]:
@@ -94,6 +96,65 @@ def args_for(tmp_path: Path, **overrides) -> argparse.Namespace:
     dump.write_bytes(b"PGDMPfixture")
     source_manifest = tmp_path / "source-manifest.jsonl"
     source_manifest.write_text(manifest_text("teleo", target=False), encoding="utf-8")
+    manifest_sql = Path("ops/postgres_parity_manifest.sql").resolve()
+    source_context_sha256 = "4" * 64
+    snapshot = {
+        "exported_snapshot_id": "00000003-000001A2-1",
+        "txid_snapshot": "100:120:105,111",
+        "wal_lsn": "0/16B6C50",
+        "system_identifier": "7649789040005668902",
+        "captured_at_utc": "2026-07-15T01:02:03.456789+00:00",
+    }
+    source = {
+        "ssh_target": "root@77.42.65.182",
+        "container": "teleo-pg",
+        "database": "teleo",
+        "service": "leoclean-gateway.service",
+    }
+    dump_sha256 = hashlib.sha256(dump.read_bytes()).hexdigest()
+    source_manifest_sha256 = hashlib.sha256(source_manifest.read_bytes()).hexdigest()
+    manifest_sql_sha256 = hashlib.sha256(manifest_sql.read_bytes()).hexdigest()
+    source_receipt = tmp_path / "source-receipt.json"
+    source_receipt.write_text(
+        json.dumps(
+            {
+                "artifact": "vps_canonical_postgres_exported_snapshot",
+                "schema": restore.SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+                "receipt_version": 2,
+                "generated_at_utc": "2026-07-15T01:02:04+00:00",
+                "status": "pass",
+                "run_id": "canonical-20260715",
+                "capture_authorization_ref": AUTHORIZATION_REF,
+                "source": source,
+                "snapshot_exported": True,
+                "snapshot": snapshot,
+                "dump": {"path": "/private/source.dump", "bytes": dump.stat().st_size, "sha256": dump_sha256},
+                "manifest": {
+                    "path": "/private/source-manifest.jsonl",
+                    "sha256": source_manifest_sha256,
+                    "manifest_sql_sha256": manifest_sql_sha256,
+                    "table_count": 1,
+                    "total_rows": 1,
+                },
+                "source_context": {"path": "/private/source-context.txt", "sha256": source_context_sha256},
+                "source_service": {"before": SERVICE_STATE, "after": SERVICE_STATE, "unchanged": True},
+                "provenance_binding": build_provenance_binding(
+                    run_id="canonical-20260715",
+                    authorization_ref=AUTHORIZATION_REF,
+                    source=source,
+                    snapshot=snapshot,
+                    dump_sha256=dump_sha256,
+                    manifest_sql_sha256=manifest_sql_sha256,
+                    source_manifest_sha256=source_manifest_sha256,
+                    source_context_sha256=source_context_sha256,
+                ),
+                "service_unchanged": True,
+                "production_db_mutated": False,
+                "telegram_send_attempted": False,
+            }
+        ),
+        encoding="utf-8",
+    )
     values = {
         "operation": "restore",
         "execute": True,
@@ -101,15 +162,26 @@ def args_for(tmp_path: Path, **overrides) -> argparse.Namespace:
         "run_id": "gcp-restore-test12345",
         "host": restore.DEFAULT_HOST,
         "project": restore.DEFAULT_PROJECT,
+        "cloudsql_instance": restore.DEFAULT_INSTANCE,
+        "expected_private_network": restore.DEFAULT_PRIVATE_NETWORK,
+        "expected_compute_instance": restore.DEFAULT_COMPUTE_INSTANCE,
+        "expected_compute_zone": restore.DEFAULT_COMPUTE_ZONE,
+        "expected_source_ssh_target": restore.DEFAULT_SOURCE_SSH_TARGET,
+        "expected_source_container": restore.DEFAULT_SOURCE_CONTAINER,
+        "expected_source_database": restore.DEFAULT_SOURCE_DATABASE,
+        "expected_source_service": restore.DEFAULT_SOURCE_SERVICE,
         "password_secret": restore.DEFAULT_SECRET,
         "service": restore.DEFAULT_SERVICE,
         "command_timeout": 2.0,
         "psql_bin": "psql",
         "run_root": tmp_path / "runs",
         "dump": dump,
-        "expected_dump_sha256": hashlib.sha256(dump.read_bytes()).hexdigest(),
+        "expected_dump_sha256": dump_sha256,
         "source_manifest": source_manifest,
-        "manifest_sql": Path("ops/postgres_parity_manifest.sql").resolve(),
+        "source_receipt": source_receipt,
+        "expected_source_receipt_sha256": hashlib.sha256(source_receipt.read_bytes()).hexdigest(),
+        "expected_capture_authorization_ref": AUTHORIZATION_REF,
+        "manifest_sql": manifest_sql,
         "pg_restore_bin": "pg_restore",
         "restore_timeout": 5.0,
         "manifest_timeout": 5.0,
@@ -128,6 +200,54 @@ def install_restore_fakes(
     state = {"exists": False, "dropped": False}
     monkeypatch.setattr(restore.os, "geteuid", lambda: 0)
     monkeypatch.setattr(restore, "service_state", lambda *_args, **_kwargs: dict(SERVICE_STATE))
+    monkeypatch.setattr(
+        restore,
+        "gce_compute_identity",
+        lambda project, instance, zone, expected_private_network, **_kwargs: {
+            "project": project,
+            "project_number": "785938879453",
+            "instance": instance,
+            "instance_id": "123456789",
+            "zone": zone,
+            "expected_private_network": expected_private_network,
+            "private_ip": "10.61.0.2",
+            "network_resource": "projects/123456789/networks/teleo-staging-net",
+            "service_account": "teleo-runtime@teleo-501523.iam.gserviceaccount.com",
+            "checks": {
+                "project": True,
+                "project_number": True,
+                "expected_network_project": True,
+                "instance": True,
+                "instance_id": True,
+                "zone": True,
+                "network": True,
+                "private_ip": True,
+                "service_account": True,
+            },
+        },
+    )
+    monkeypatch.setattr(
+        restore,
+        "cloudsql_control_plane_state",
+        lambda project, instance, host, expected_private_network, **_kwargs: {
+            "project": project,
+            "instance": instance,
+            "private_addresses": [host],
+            "expected_private_host": host,
+            "private_network": expected_private_network,
+            "expected_private_network": expected_private_network,
+            "public_ip_disabled": True,
+            "checks": {
+                "instance": True,
+                "state": True,
+                "postgres_16": True,
+                "public_ip_disabled": True,
+                "private_network": True,
+                "expected_private_host": True,
+                "no_non_private_address": True,
+            },
+        },
+    )
     monkeypatch.setattr(restore, "resolve_password", lambda *_args, **_kwargs: "private-password")
     monkeypatch.setattr(
         restore,
@@ -179,7 +299,10 @@ def test_restore_success_retains_only_exact_parity_clone(
     assert result["phase"] == "retained_for_no_send_replay"
     assert result["parity"]["problems"] == []
     assert result["parity"]["details"]["source_total_rows"] == 1
+    assert result["source"]["capture_receipt"]["schema"] == restore.SOURCE_SNAPSHOT_RECEIPT_SCHEMA
+    assert result["source"]["capture_receipt"]["provenance_binding_sha256"]
     assert result["target"]["connectivity"]["private_connectivity"] is True
+    assert result["target"]["cloudsql"]["public_ip_disabled"] is True
     assert result["target"]["connectivity"]["ssl"] is True
     assert result["live_service"]["unchanged"] is True
     assert result["cleanup"]["clone_database_remaining"] == 1
@@ -187,6 +310,15 @@ def test_restore_success_retains_only_exact_parity_clone(
     run_dir = args.run_root / args.run_id
     assert (run_dir / "target-manifest.jsonl").stat().st_mode & 0o777 == 0o600
     assert (run_dir / "restore-receipt.json").stat().st_mode & 0o777 == 0o600
+    connectivity_path = run_dir / "gcp-private-connectivity.json"
+    assert connectivity_path.stat().st_mode & 0o777 == 0o600
+    connectivity = json.loads(connectivity_path.read_text())
+    assert connectivity["target_database"] == args.target_db
+    assert connectivity["source_compute"] == restore.DEFAULT_COMPUTE_INSTANCE
+    assert connectivity["public_ip_disabled"] is True
+    assert (
+        result["target"]["connectivity_proof"]["sha256"] == hashlib.sha256(connectivity_path.read_bytes()).hexdigest()
+    )
 
 
 def test_parity_failure_drops_generated_clone_and_receipts_both_failures(
@@ -234,6 +366,79 @@ def test_create_command_failure_still_drops_a_committed_clone(
     assert state == {"exists": False, "dropped": True}
 
 
+def test_restore_rejects_manifest_not_bound_to_source_receipt_before_credentials(
+    tmp_path: Path,
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    args = args_for(tmp_path)
+    install_restore_fakes(monkeypatch, target_manifest=manifest_text(args.target_db, target=True))
+    receipt = json.loads(args.source_receipt.read_text())
+    receipt["manifest"]["sha256"] = "0" * 64
+    args.source_receipt.write_text(json.dumps(receipt))
+    args.expected_source_receipt_sha256 = hashlib.sha256(args.source_receipt.read_bytes()).hexdigest()
+    credential_called = False
+
+    def unexpected_credential(*_args, **_kwargs):
+        nonlocal credential_called
+        credential_called = True
+        return "private-password"
+
+    monkeypatch.setattr(restore, "resolve_password", unexpected_credential)
+
+    result = restore.run_restore(args)
+
+    assert result["status"] == "fail"
+    assert result["error"]["phase"] == "validation"
+    assert "source_manifest_sha256" in result["error"]["message"]
+    assert credential_called is False
+
+
+def test_restore_rejects_unexpected_capture_authorization_before_credentials(
+    tmp_path: Path,
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    args = args_for(tmp_path, expected_capture_authorization_ref="codex-delegation:another-authorized-run")
+    install_restore_fakes(monkeypatch, target_manifest=manifest_text(args.target_db, target=True))
+    credential_called = False
+
+    def unexpected_credential(*_args, **_kwargs):
+        nonlocal credential_called
+        credential_called = True
+        return "private-password"
+
+    monkeypatch.setattr(restore, "resolve_password", unexpected_credential)
+
+    result = restore.run_restore(args)
+
+    assert result["status"] == "fail"
+    assert result["error"]["phase"] == "validation"
+    assert "capture_authorization_ref" in result["error"]["message"]
+    assert credential_called is False
+
+
+def test_restore_rejects_noncanonical_source_identity_before_credentials(
+    tmp_path: Path,
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    args = args_for(tmp_path, expected_source_container="different-postgres")
+    install_restore_fakes(monkeypatch, target_manifest=manifest_text(args.target_db, target=True))
+    credential_called = False
+
+    def unexpected_credential(*_args, **_kwargs):
+        nonlocal credential_called
+        credential_called = True
+        return "private-password"
+
+    monkeypatch.setattr(restore, "resolve_password", unexpected_credential)
+
+    result = restore.run_restore(args)
+
+    assert result["status"] == "fail"
+    assert result["error"]["phase"] == "validation"
+    assert "source_identity" in result["error"]["message"]
+    assert credential_called is False
+
+
 def test_changed_live_service_turns_successful_restore_into_cleanup(
     tmp_path: Path,
     monkeypatch: pytest.MonkeyPatch,
@@ -283,6 +488,14 @@ def test_cleanup_is_bound_to_passing_restore_receipt(
                 "run_id",
                 "host",
                 "project",
+                "cloudsql_instance",
+                "expected_private_network",
+                "expected_compute_instance",
+                "expected_compute_zone",
+                "expected_source_ssh_target",
+                "expected_source_container",
+                "expected_source_database",
+                "expected_source_service",
                 "password_secret",
                 "service",
                 "command_timeout",
@@ -302,6 +515,106 @@ def test_cleanup_is_bound_to_passing_restore_receipt(
     assert state == {"exists": False, "dropped": True}
 
 
+def test_cleanup_rejects_target_topology_drift_before_credentials(
+    tmp_path: Path,
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    args = args_for(tmp_path)
+    state = install_restore_fakes(monkeypatch, target_manifest=manifest_text(args.target_db, target=True))
+    assert restore.run_restore(args)["status"] == "pass"
+    cleanup_args = argparse.Namespace(
+        **{
+            key: getattr(args, key)
+            for key in (
+                "target_db",
+                "run_id",
+                "host",
+                "project",
+                "cloudsql_instance",
+                "expected_private_network",
+                "expected_compute_instance",
+                "expected_compute_zone",
+                "expected_source_ssh_target",
+                "expected_source_container",
+                "expected_source_database",
+                "expected_source_service",
+                "password_secret",
+                "service",
+                "command_timeout",
+                "psql_bin",
+                "run_root",
+            )
+        },
+        operation="cleanup",
+        execute=True,
+    )
+    cleanup_args.host = "10.61.0.4"
+    credential_called = False
+
+    def unexpected_credential(*_args, **_kwargs):
+        nonlocal credential_called
+        credential_called = True
+        return "private-password"
+
+    monkeypatch.setattr(restore, "resolve_password", unexpected_credential)
+
+    with pytest.raises(restore.RestoreError, match="execution contract"):
+        restore.run_cleanup(cleanup_args)
+
+    assert credential_called is False
+    assert state == {"exists": True, "dropped": False}
+
+
+def test_cleanup_retains_failure_receipt_when_post_drop_readback_fails(
+    tmp_path: Path,
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    args = args_for(tmp_path)
+    state = install_restore_fakes(monkeypatch, target_manifest=manifest_text(args.target_db, target=True))
+    assert restore.run_restore(args)["status"] == "pass"
+    cleanup_args = argparse.Namespace(
+        **{
+            key: getattr(args, key)
+            for key in (
+                "target_db",
+                "run_id",
+                "host",
+                "project",
+                "cloudsql_instance",
+                "expected_private_network",
+                "expected_compute_instance",
+                "expected_compute_zone",
+                "expected_source_ssh_target",
+                "expected_source_container",
+                "expected_source_database",
+                "expected_source_service",
+                "password_secret",
+                "service",
+                "command_timeout",
+                "psql_bin",
+                "run_root",
+            )
+        },
+        operation="cleanup",
+        execute=True,
+    )
+    monkeypatch.setattr(
+        restore,
+        "rollback_database_state",
+        lambda *_args, **_kwargs: (_ for _ in ()).throw(restore.RestoreError("rollback readback unavailable")),
+    )
+
+    result = restore.run_cleanup(cleanup_args)
+
+    assert result["status"] == "fail"
+    assert result["error"]["phase"] == "rollback_readback"
+    assert result["database"]["clone_database_remaining"] == 0
+    assert state == {"exists": False, "dropped": True}
+    receipt_path = args.run_root / args.run_id / "cleanup-receipt.json"
+    assert receipt_path.stat().st_mode & 0o777 == 0o600
+    assert json.loads(receipt_path.read_text())["error"]["phase"] == "rollback_readback"
+
+
 def test_restore_dump_uses_tls_no_owner_no_acl_and_keeps_secret_out_of_argv(
     tmp_path: Path,
     monkeypatch: pytest.MonkeyPatch,
@@ -326,6 +639,110 @@ def test_restore_dump_uses_tls_no_owner_no_acl_and_keeps_secret_out_of_argv(
     assert captured["env"]["PGPASSWORD"] == "private-password"
 
 
+def test_cloudsql_control_plane_preflight_requires_private_only_expected_host(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    payload = {
+        "name": "teleo-pgvector-standby",
+        "state": "RUNNABLE",
+        "databaseVersion": "POSTGRES_16",
+        "region": "europe-west6",
+        "settings": {
+            "tier": "db-custom-1-3840",
+            "ipConfiguration": {
+                "ipv4Enabled": False,
+                "privateNetwork": "projects/teleo-501523/global/networks/teleo-staging-net",
+            },
+        },
+        "ipAddresses": [{"type": "PRIVATE", "ipAddress": "10.61.0.3"}],
+    }
+
+    monkeypatch.setattr(
+        restore,
+        "_run",
+        lambda *_args, **_kwargs: subprocess.CompletedProcess([], 0, json.dumps(payload), ""),
+    )
+    result = restore.cloudsql_control_plane_state(
+        "teleo-501523",
+        "teleo-pgvector-standby",
+        "10.61.0.3",
+        restore.DEFAULT_PRIVATE_NETWORK,
+        timeout=2.0,
+    )
+    assert result["public_ip_disabled"] is True
+    assert result["private_addresses"] == ["10.61.0.3"]
+
+    payload["settings"]["ipConfiguration"]["ipv4Enabled"] = True
+    payload["ipAddresses"].append({"type": "PRIMARY", "ipAddress": "34.1.2.3"})
+    with pytest.raises(restore.RestoreError, match="no_non_private_address, public_ip_disabled"):
+        restore.cloudsql_control_plane_state(
+            "teleo-501523",
+            "teleo-pgvector-standby",
+            "10.61.0.3",
+            restore.DEFAULT_PRIVATE_NETWORK,
+            timeout=2.0,
+        )
+
+
+def test_gce_compute_identity_is_bound_to_metadata_instance_zone_and_network(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    metadata = {
+        "project/project-id": "teleo-501523",
+        "project/numeric-project-id": "785938879453",
+        "instance/name": "teleo-prod-1",
+        "instance/id": "123456789",
+        "instance/zone": "projects/123456789/zones/europe-west6-a",
+        "instance/network-interfaces/0/network": "projects/785938879453/networks/teleo-staging-net",
+        "instance/network-interfaces/0/ip": "10.61.0.2",
+        "instance/service-accounts/default/email": "teleo-runtime@teleo-501523.iam.gserviceaccount.com",
+    }
+    monkeypatch.setattr(restore, "gce_metadata_value", lambda path, **_kwargs: metadata[path])
+
+    result = restore.gce_compute_identity(
+        "teleo-501523",
+        "teleo-prod-1",
+        "europe-west6-a",
+        restore.DEFAULT_PRIVATE_NETWORK,
+        timeout=2.0,
+    )
+
+    assert result["instance_id"] == "123456789"
+    assert result["project_number"] == "785938879453"
+    assert result["zone"] == "europe-west6-a"
+    assert all(result["checks"].values())
+
+    with pytest.raises(restore.RestoreError, match="instance"):
+        restore.gce_compute_identity(
+            "teleo-501523",
+            "different-instance",
+            "europe-west6-a",
+            restore.DEFAULT_PRIVATE_NETWORK,
+            timeout=2.0,
+        )
+
+    metadata["instance/name"] = "teleo-prod-1"
+    metadata["instance/network-interfaces/0/network"] = "projects/999999999999/networks/teleo-staging-net"
+    with pytest.raises(restore.RestoreError, match="network"):
+        restore.gce_compute_identity(
+            "teleo-501523",
+            "teleo-prod-1",
+            "europe-west6-a",
+            restore.DEFAULT_PRIVATE_NETWORK,
+            timeout=2.0,
+        )
+
+    metadata["instance/network-interfaces/0/network"] = "projects/785938879453/networks/teleo-staging-net"
+    with pytest.raises(restore.RestoreError, match="expected_network_project"):
+        restore.gce_compute_identity(
+            "teleo-501523",
+            "teleo-prod-1",
+            "europe-west6-a",
+            "projects/other-project/global/networks/teleo-staging-net",
+            timeout=2.0,
+        )
+
+
 def test_pg_restore_preflight_rejects_client_older_than_snapshot(
     tmp_path: Path,
     monkeypatch: pytest.MonkeyPatch,

tests/test_verify_gcp_canonical_lifecycle.py

@@ -0,0 +1,703 @@
+import hashlib
+import json
+from datetime import UTC, datetime
+from pathlib import Path
+
+from ops.verify_gcp_canonical_lifecycle import EXPECTED_BLIND_ROW_IDS
+from ops.verify_gcp_canonical_lifecycle import verify_lifecycle as _verify_lifecycle
+
+VERIFY_NOW = datetime(2026, 7, 15, 1, 3, tzinfo=UTC)
+
+
+def verify_lifecycle(**kwargs):
+    return _verify_lifecycle(**kwargs, now=VERIFY_NOW)
+
+
+def write_json(path: Path, payload: dict) -> Path:
+    path.write_text(json.dumps(payload, sort_keys=True) + "\n", encoding="utf-8")
+    return path
+
+
+def sha256(path: Path) -> str:
+    return hashlib.sha256(path.read_bytes()).hexdigest()
+
+
+def lifecycle_receipts(tmp_path: Path) -> dict[str, Path]:
+    target_db = "teleo_clone_current_test"
+    run_id = "gcp-restore-current-test123"
+    healthy_service = {
+        "ActiveState": "active",
+        "SubState": "running",
+        "MainPID": "148735",
+        "NRestarts": "0",
+    }
+    structural_hashes = {
+        kind: {"source": format(index, "x") * 64, "target": format(index, "x") * 64}
+        for index, kind in enumerate(
+            (
+                "schemas",
+                "columns",
+                "constraints",
+                "indexes",
+                "sequences",
+                "views",
+                "functions",
+                "triggers",
+                "types",
+                "policies",
+            ),
+            1,
+        )
+    }
+    exact_parity_details = {
+        "source_database": "teleo",
+        "target_database": target_db,
+        "source_table_count": 39,
+        "target_table_count": 39,
+        "source_total_rows": 52167,
+        "target_total_rows": 52167,
+        "table_mismatches": [],
+        "structural_hashes": structural_hashes,
+        "required_extension_mismatches": {},
+        "application_role_mismatches": {},
+        "target_extra_application_roles": [],
+        "performance": [{"query": "count_claims", "source_ms": 1.0, "target_ms": 2.0, "source_ratio": 0.4}],
+        "performance_problems": [],
+    }
+    source = {
+        "artifact": "vps_canonical_postgres_exported_snapshot",
+        "schema": "livingip.sourceSnapshotReceipt.v2",
+        "receipt_version": 2,
+        "status": "pass",
+        "run_id": "canonical-current-test",
+        "capture_authorization_ref": "codex-delegation:test1234",
+        "source": {
+            "ssh_target": "root@77.42.65.182",
+            "container": "teleo-pg",
+            "database": "teleo",
+            "service": "leoclean-gateway.service",
+        },
+        "snapshot_exported": True,
+        "snapshot": {
+            "captured_at_utc": "2026-07-15T00:59:00+00:00",
+            "exported_snapshot_id": "00000003-000001A2-1",
+            "txid_snapshot": "100:120:",
+            "wal_lsn": "0/16B6C50",
+            "system_identifier": "7649789040005668902",
+        },
+        "service_unchanged": True,
+        "source_service": {"before": healthy_service, "after": healthy_service, "unchanged": True},
+        "production_db_mutated": False,
+        "telegram_send_attempted": False,
+        "dump": {"sha256": "a" * 64},
+        "manifest": {"sha256": "b" * 64, "table_count": 39, "total_rows": 52167},
+        "provenance_binding": {"algorithm": "sha256", "payload": {"bound": True}, "sha256": "c" * 64},
+    }
+    source_path = write_json(tmp_path / "source.json", source)
+    restore = {
+        "artifact": "gcp_generated_postgres_snapshot_restore",
+        "status": "pass",
+        "generated_at_utc": "2026-07-15T00:59:10+00:00",
+        "completed_at_utc": "2026-07-15T00:59:30+00:00",
+        "run_id": run_id,
+        "target_database": target_db,
+        "source": {
+            "capture_receipt": {
+                "sha256": sha256(source_path),
+                "capture_authorization_ref": "codex-delegation:test1234",
+                "provenance_binding_sha256": "c" * 64,
+                "dump_sha256": "a" * 64,
+                "manifest_sha256": "b" * 64,
+                "checks": {
+                    name: True
+                    for name in (
+                        "artifact",
+                        "schema",
+                        "receipt_version",
+                        "status",
+                        "snapshot_exported",
+                        "service_unchanged",
+                        "source_service_healthy",
+                        "source_not_mutated",
+                        "telegram_not_sent",
+                        "run_id",
+                        "capture_authorization_ref",
+                        "source_identity",
+                        "source_database",
+                        "snapshot_identity",
+                        "dump_sha256",
+                        "dump_bytes",
+                        "source_manifest_sha256",
+                        "manifest_sql_sha256",
+                        "source_context_sha256",
+                        "table_count",
+                        "total_rows",
+                        "binding_algorithm",
+                        "binding_payload",
+                        "binding_sha256",
+                    )
+                },
+            }
+        },
+        "execution_contract": {
+            "project": "teleo-501523",
+            "cloudsql_instance": "teleo-pgvector-standby",
+            "host": "10.61.0.3",
+            "private_network": "projects/teleo-501523/global/networks/teleo-staging-net",
+            "compute_instance": "teleo-prod-1",
+            "compute_zone": "europe-west6-a",
+            "source": source["source"],
+            "password_secret": "gcp-teleo-pgvector-standby-postgres-password",
+            "service": "leoclean-gcp-prod-parallel.service",
+        },
+        "target": {
+            "manifest_sha256": "d" * 64,
+            "connectivity": {
+                "private_connectivity": True,
+                "ssl": True,
+                "server_address": "10.61.0.3",
+                "source_compute": "teleo-prod-1",
+            },
+            "cloudsql": {
+                "project": "teleo-501523",
+                "instance": "teleo-pgvector-standby",
+                "expected_private_host": "10.61.0.3",
+                "private_network": "projects/teleo-501523/global/networks/teleo-staging-net",
+                "expected_private_network": "projects/teleo-501523/global/networks/teleo-staging-net",
+                "public_ip_disabled": True,
+                "checks": {
+                    "instance": True,
+                    "state": True,
+                    "postgres_16": True,
+                    "public_ip_disabled": True,
+                    "private_network": True,
+                    "expected_private_host": True,
+                    "no_non_private_address": True,
+                },
+            },
+            "compute": {
+                "project": "teleo-501523",
+                "project_number": "785938879453",
+                "instance": "teleo-prod-1",
+                "instance_id": "123456789",
+                "zone": "europe-west6-a",
+                "expected_private_network": "projects/teleo-501523/global/networks/teleo-staging-net",
+                "network_resource": "projects/123456789/networks/teleo-staging-net",
+                "private_ip": "10.61.0.2",
+                "service_account": "teleo-runtime@teleo-501523.iam.gserviceaccount.com",
+                "checks": {
+                    "project": True,
+                    "project_number": True,
+                    "expected_network_project": True,
+                    "instance": True,
+                    "instance_id": True,
+                    "zone": True,
+                    "network": True,
+                    "private_ip": True,
+                    "service_account": True,
+                },
+            },
+            "connectivity_proof": {
+                "sha256": "f" * 64,
+                "schema": "livingip.gcpPrivatePostgresConnectivity.v2",
+            },
+        },
+        "parity": {"status": "pass", "problems": [], "details": exact_parity_details},
+        "live_service": {"before": healthy_service, "after": healthy_service, "unchanged": True},
+    }
+    restore_path = write_json(tmp_path / "restore.json", restore)
+    parity = {
+        "artifact": "canonical_postgres_parity_verification",
+        "status": "pass",
+        "completed_at_utc": "2026-07-15T00:59:45+00:00",
+        "scope": "gcp_staging",
+        "problems": [],
+        "source_manifest_sha256": "b" * 64,
+        "target_manifest_sha256": "d" * 64,
+        "connectivity_proof_sha256": "f" * 64,
+        "details": exact_parity_details,
+        "private_connectivity": {
+            "required": True,
+            "proof": {
+                "artifact": "gcp_private_postgres_connectivity",
+                "schema": "livingip.gcpPrivatePostgresConnectivity.v2",
+                "status": "pass",
+                "restore_run_id": run_id,
+                "private_connectivity": True,
+                "public_ip_disabled": True,
+                "target_database": target_db,
+                "source_compute": "teleo-prod-1",
+                "source_compute_instance_id": "123456789",
+                "source_compute_zone": "europe-west6-a",
+                "source_compute_private_ip": "10.61.0.2",
+                "server_address": "10.61.0.3",
+                "project": "teleo-501523",
+                "cloudsql_instance": "teleo-pgvector-standby",
+                "private_network": "projects/teleo-501523/global/networks/teleo-staging-net",
+                "cloudsql_control_plane_checks": restore["target"]["cloudsql"]["checks"],
+                "compute_identity_checks": restore["target"]["compute"]["checks"],
+            },
+        },
+    }
+    parity_path = write_json(tmp_path / "parity.json", parity)
+    required_checks = {
+        name: True
+        for name in (
+            "exact_blind_prompt_without_ids",
+            "claim_and_sources_retrieved",
+            "discovery_show_evidence_completed",
+            "retrieval_receipts_proven",
+            "private_tls_read_only_target",
+            "generated_database_unchanged",
+            "canonical_counts_unchanged",
+            "database_calls_read_only",
+            "no_database_write",
+            "no_telegram_send",
+            "live_service_unchanged",
+            "live_profile_unchanged",
+            "temporary_profile_removed",
+        )
+    }
+    reasoning = {
+        "schema": "livingip.gcpGeneratedDbBlindClaimCanary.v1",
+        "status": "pass",
+        "generated_at_utc": "2026-07-15T01:00:00+00:00",
+        "completed_at_utc": "2026-07-15T01:01:00+00:00",
+        "mode": "gcp_generated_db_gatewayrunner_blind_claim_no_send",
+        "source_compute": "teleo-prod-1",
+        "prompt": "Inspect the live claim without me giving you an ID. Do not change the database.",
+        "errors": [],
+        "target_database": target_db,
+        "posted_to_telegram": False,
+        "database_write_attempted": False,
+        "parity_receipt": {"sha256": sha256(parity_path)},
+        "checks": required_checks,
+        "database_fingerprint_before": {"sha256": "e" * 64},
+        "database_fingerprint_after": {"sha256": "e" * 64},
+        "canonical_status_before": {"claims": 1},
+        "canonical_status_after": {"claims": 1},
+        "database_identity_before": {"database": target_db},
+        "database_identity_after": {"database": target_db},
+        "service_before": healthy_service,
+        "service_after": healthy_service,
+        "temp_profile_absent": True,
+        "temp_profile_removed": True,
+        "outcomes": {
+            "asks_for_user_iteration_before_live": True,
+            "challenges_weak_support": True,
+            "decomposes_the_bundled_legal_claim": True,
+            "does_not_claim_a_database_change": True,
+            "proposes_candidate_claims": True,
+            "uses_only_m3taversal_handle": True,
+        },
+        "result": {
+            "reply": "The claim is weak; here are grounded, review-first alternatives.",
+            "database_tool_trace": {
+                "schema": "livingip.leoKbToolTrace.v1",
+                "database_tool_call_proven": True,
+                "database_retrieval_receipt_proven": True,
+                "database_tool_calls_read_only": True,
+                "database_tool_call_count": 3,
+                "database_tool_completed_count": 3,
+                "calls": [
+                    {
+                        "database_invocations": [{"access_mode": "read_only", "subcommand": subcommand}],
+                        "result": {
+                            "nonempty": True,
+                            "error_detected": False,
+                            "row_ids": sorted(EXPECTED_BLIND_ROW_IDS),
+                            "row_id_count": len(EXPECTED_BLIND_ROW_IDS),
+                            "retrieval_receipt": {
+                                "schema": "livingip.teleoKbRetrievalReceipt.v1",
+                                "semantic_context_sha256": "1" * 64,
+                                "artifact_state_sha256": "2" * 64,
+                                "read_consistency_status": "stable_wal_marker",
+                            },
+                        },
+                    }
+                    for subcommand in ("search", "show", "evidence")
+                ],
+            },
+            "gateway": {
+                "authorized": True,
+                "handler_invoked": True,
+                "model_free_fallback_used": False,
+                "posted_to_telegram": False,
+                "child_process": {
+                    "exitcode": 0,
+                    "alive_after_readback": False,
+                    "process_group_alive_after_readback": False,
+                    "timed_out": False,
+                },
+                "tool_surface": {"send_message_tool_enabled": False},
+            },
+        },
+        "wrapper_tool_proof": {
+            "all_bound_to_supplied_target": True,
+            "all_completed_successfully": True,
+            "complete_start_end_pairing": True,
+            "database_read_only_required": True,
+            "default_read_only_required": True,
+            "invocations": [
+                {
+                    "database": target_db,
+                    "returncode": 0,
+                    "subcommand": subcommand,
+                    "database_identity": {
+                        "transaction_read_only": "on",
+                        "default_transaction_read_only": "on",
+                        "ssl": True,
+                        "server_address": "10.61.0.3",
+                    },
+                }
+                for subcommand in ("search", "show", "evidence")
+            ],
+        },
+    }
+    reasoning_path = write_json(tmp_path / "reasoning.json", reasoning)
+    reasoning_compute = {
+        "artifact": "gcp_reasoning_compute_attestation",
+        "schema": "livingip.gcpReasoningComputeAttestation.v1",
+        "status": "pass",
+        "generated_at_utc": "2026-07-15T01:01:05+00:00",
+        "restore_run_id": run_id,
+        "target_database": target_db,
+        "reasoning_receipt": {
+            "sha256": sha256(reasoning_path),
+            "schema": reasoning["schema"],
+            "generated_at_utc": reasoning["generated_at_utc"],
+            "completed_at_utc": reasoning["completed_at_utc"],
+            "claimed_source_compute": reasoning["source_compute"],
+        },
+        "compute": restore["target"]["compute"],
+        "checks": {
+            "schema": True,
+            "status": True,
+            "target_database": True,
+            "source_compute": True,
+            "chronology": True,
+            "no_telegram_send": True,
+            "no_database_write": True,
+            "gce_metadata_identity": True,
+        },
+        "method": "gce_metadata_server_v1",
+        "mutation": {
+            "cloudsql_changed": False,
+            "compute_changed": False,
+            "database_changed": False,
+            "telegram_message_sent": False,
+        },
+    }
+    reasoning_compute_path = write_json(tmp_path / "reasoning-compute.json", reasoning_compute)
+    current_source = json.loads(json.dumps(source))
+    current_source["run_id"] = "canonical-current-postflight"
+    current_source["capture_authorization_ref"] = "codex-delegation:postflight1234"
+    current_source["snapshot"]["captured_at_utc"] = "2026-07-15T01:02:00+00:00"
+    current_source["snapshot"]["exported_snapshot_id"] = "00000003-000001B2-1"
+    current_source_path = write_json(tmp_path / "current-source.json", current_source)
+    source_delta = {
+        "artifact": "vps_canonical_snapshot_postflight_delta",
+        "schema": "livingip.vpsCanonicalSnapshotDelta.v1",
+        "status": "pass",
+        "baseline": {
+            "run_id": "canonical-current-test",
+            "capture_receipt_sha256": sha256(source_path),
+            "manifest_sha256": "b" * 64,
+            "capture_authorization_ref": "codex-delegation:test1234",
+            "captured_at_utc": "2026-07-15T00:59:00+00:00",
+            "table_count": 39,
+            "total_rows": 52167,
+            "table_fingerprint_sha256": "d" * 64,
+            "structure_fingerprint_sha256": "e" * 64,
+        },
+        "current": {
+            "run_id": "canonical-current-postflight",
+            "capture_receipt_sha256": sha256(current_source_path),
+            "manifest_sha256": "b" * 64,
+            "capture_authorization_ref": "codex-delegation:postflight1234",
+            "captured_at_utc": "2026-07-15T01:02:00+00:00",
+            "table_count": 39,
+            "total_rows": 52167,
+            "table_fingerprint_sha256": "d" * 64,
+            "structure_fingerprint_sha256": "e" * 64,
+        },
+        "delta": {
+            "delta_detected": False,
+            "added_tables": [],
+            "removed_tables": [],
+            "changed_tables": [],
+            "changed_structures": [],
+            "total_row_delta": 0,
+        },
+    }
+    source_delta_path = write_json(tmp_path / "source-delta.json", source_delta)
+    cleanup = {
+        "artifact": "gcp_generated_postgres_snapshot_cleanup",
+        "status": "pass",
+        "generated_at_utc": "2026-07-15T01:01:10+00:00",
+        "completed_at_utc": "2026-07-15T01:01:30+00:00",
+        "run_id": run_id,
+        "target_database": target_db,
+        "database": {"clone_database_remaining": 0},
+        "live_service": {"before": healthy_service, "after": healthy_service, "unchanged": True},
+        "restore_receipt": {"sha256": sha256(restore_path)},
+        "execution_contract": restore["execution_contract"],
+        "target": {
+            "cloudsql": restore["target"]["cloudsql"],
+            "compute": restore["target"]["compute"],
+        },
+    }
+    cleanup_path = write_json(tmp_path / "cleanup.json", cleanup)
+    return {
+        "source_path": source_path,
+        "current_source_path": current_source_path,
+        "source_delta_path": source_delta_path,
+        "restore_path": restore_path,
+        "parity_path": parity_path,
+        "reasoning_path": reasoning_path,
+        "reasoning_compute_path": reasoning_compute_path,
+        "cleanup_path": cleanup_path,
+    }
+
+
+def test_bound_live_lifecycle_passes(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "pass"
+    assert result["failed_checks"] == []
+    assert result["checks"]["clone_absent"] is True
+
+
+def test_local_parity_or_missing_cleanup_fails_closed(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    parity = json.loads(paths["parity_path"].read_text())
+    parity["scope"] = "local_restore"
+    write_json(paths["parity_path"], parity)
+    reasoning = json.loads(paths["reasoning_path"].read_text())
+    reasoning["parity_receipt"]["sha256"] = sha256(paths["parity_path"])
+    write_json(paths["reasoning_path"], reasoning)
+    cleanup = json.loads(paths["cleanup_path"].read_text())
+    cleanup["database"]["clone_database_remaining"] = 1
+    write_json(paths["cleanup_path"], cleanup)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert {"parity_pass", "clone_absent"} <= set(result["failed_checks"])
+
+
+def test_mismatched_source_or_reasoning_receipt_fails_closed(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    restore = json.loads(paths["restore_path"].read_text())
+    restore["source"]["capture_receipt"]["sha256"] = "0" * 64
+    write_json(paths["restore_path"], restore)
+    reasoning = json.loads(paths["reasoning_path"].read_text())
+    reasoning["checks"]["claim_and_sources_retrieved"] = False
+    write_json(paths["reasoning_path"], reasoning)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert {"source_receipt_hash_bound", "reasoning_required_checks"} <= set(result["failed_checks"])
+
+
+def test_hand_authored_reasoning_boole_without_producer_evidence_fail(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    reasoning = json.loads(paths["reasoning_path"].read_text())
+    reasoning.pop("result")
+    reasoning.pop("wrapper_tool_proof")
+    write_json(paths["reasoning_path"], reasoning)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert "reasoning_producer_evidence" in result["failed_checks"]
+    assert result["reasoning_producer_checks"]["tool_trace"] is False
+
+
+def test_reasoning_compute_attestation_must_bind_live_metadata(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    attestation = json.loads(paths["reasoning_compute_path"].read_text())
+    attestation["compute"]["instance_id"] = "999999999"
+    write_json(paths["reasoning_compute_path"], attestation)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert "reasoning_compute_identity_bound" in result["failed_checks"]
+
+
+def test_source_postflight_must_be_newer_than_cleanup_completion(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    cleanup = json.loads(paths["cleanup_path"].read_text())
+    cleanup["completed_at_utc"] = "2026-07-15T02:00:00+00:00"
+    write_json(paths["cleanup_path"], cleanup)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert "source_postflight_after_lifecycle" in result["failed_checks"]
+
+
+def test_parity_must_retain_exact_structure_roles_rows_and_performance(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    parity = json.loads(paths["parity_path"].read_text())
+    parity["details"]["structural_hashes"].pop("constraints")
+    parity["details"]["application_role_mismatches"] = {"kb_apply": {"missing": True}}
+    parity["details"]["performance"] = []
+    write_json(paths["parity_path"], parity)
+    reasoning = json.loads(paths["reasoning_path"].read_text())
+    reasoning["parity_receipt"]["sha256"] = sha256(paths["parity_path"])
+    write_json(paths["reasoning_path"], reasoning)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert "parity_exact_evidence" in result["failed_checks"]
+    assert result["parity_evidence_checks"]["structural_hashes"] is False
+    assert result["parity_evidence_checks"]["roles"] is False
+    assert result["parity_evidence_checks"]["performance"] is False
+
+
+def test_reasoning_must_retrieve_expected_claim_sources_and_preserve_handle(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    reasoning = json.loads(paths["reasoning_path"].read_text())
+    for call in reasoning["result"]["database_tool_trace"]["calls"]:
+        call["result"]["row_ids"] = []
+        call["result"]["row_id_count"] = 0
+    reasoning["result"]["reply"] = "Cory found a weak claim and two sources."
+    write_json(paths["reasoning_path"], reasoning)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert "reasoning_producer_evidence" in result["failed_checks"]
+    assert result["reasoning_producer_checks"]["expected_claim_and_sources_retrieved"] is False
+    assert result["reasoning_producer_checks"]["reply_uses_only_m3taversal_handle"] is False
+
+
+def test_lifecycle_requires_restore_parity_reasoning_cleanup_chronology(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    cleanup = json.loads(paths["cleanup_path"].read_text())
+    cleanup["generated_at_utc"] = "2026-07-15T00:58:00+00:00"
+    write_json(paths["cleanup_path"], cleanup)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert "lifecycle_chronology" in result["failed_checks"]
+
+
+def test_source_delta_requires_real_fingerprints_and_consistent_no_delta(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    delta = json.loads(paths["source_delta_path"].read_text())
+    delta["baseline"].pop("table_fingerprint_sha256")
+    delta["current"]["total_rows"] += 1
+    write_json(paths["source_delta_path"], delta)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert {"source_delta_baseline_shape", "source_delta_current_shape", "source_delta_consistent"} <= set(
+        result["failed_checks"]
+    )
+
+
+def test_detected_source_delta_requires_exact_row_arithmetic(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    delta = json.loads(paths["source_delta_path"].read_text())
+    delta["delta"]["delta_detected"] = True
+    delta["delta"]["changed_tables"] = [{"table": "public.claims"}]
+    delta["delta"]["total_row_delta"] = 99
+    write_json(paths["source_delta_path"], delta)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert "source_delta_consistent" in result["failed_checks"]
+
+
+def test_postflight_source_requires_structured_healthy_service(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    current = json.loads(paths["current_source_path"].read_text())
+    current["source_service"]["before"]["ActiveState"] = "failed"
+    current["source_service"]["after"]["ActiveState"] = "failed"
+    write_json(paths["current_source_path"], current)
+    delta = json.loads(paths["source_delta_path"].read_text())
+    delta["current"]["capture_receipt_sha256"] = sha256(paths["current_source_path"])
+    write_json(paths["source_delta_path"], delta)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert "current_source_pass" in result["failed_checks"]
+
+
+def test_unchanged_but_inactive_service_cannot_pass_t3(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    restore = json.loads(paths["restore_path"].read_text())
+    restore["live_service"]["before"]["ActiveState"] = "failed"
+    restore["live_service"]["after"]["ActiveState"] = "failed"
+    write_json(paths["restore_path"], restore)
+    cleanup = json.loads(paths["cleanup_path"].read_text())
+    cleanup["restore_receipt"]["sha256"] = sha256(paths["restore_path"])
+    write_json(paths["cleanup_path"], cleanup)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["status"] == "fail"
+    assert "restore_service_healthy_unchanged" in result["failed_checks"]
+
+
+def test_historical_but_monotonic_receipts_cannot_claim_current_t3(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+
+    result = _verify_lifecycle(**paths, now=datetime(2026, 7, 15, 3, 0, tzinfo=UTC))
+
+    assert result["status"] == "fail"
+    assert "source_postflight_fresh" in result["failed_checks"]
+    assert result["postflight_age_seconds"] > result["max_postflight_age_seconds"]
+
+
+def test_fresh_postflight_cannot_mask_historical_gcp_lifecycle(tmp_path: Path) -> None:
+    paths = lifecycle_receipts(tmp_path)
+    source = json.loads(paths["source_path"].read_text())
+    source["snapshot"]["captured_at_utc"] = "2026-07-12T00:59:00+00:00"
+    write_json(paths["source_path"], source)
+    restore = json.loads(paths["restore_path"].read_text())
+    restore["generated_at_utc"] = "2026-07-12T00:59:10+00:00"
+    restore["completed_at_utc"] = "2026-07-12T00:59:30+00:00"
+    restore["source"]["capture_receipt"]["sha256"] = sha256(paths["source_path"])
+    write_json(paths["restore_path"], restore)
+    parity = json.loads(paths["parity_path"].read_text())
+    parity["completed_at_utc"] = "2026-07-12T00:59:45+00:00"
+    write_json(paths["parity_path"], parity)
+    reasoning = json.loads(paths["reasoning_path"].read_text())
+    reasoning["generated_at_utc"] = "2026-07-12T01:00:00+00:00"
+    reasoning["completed_at_utc"] = "2026-07-12T01:01:00+00:00"
+    reasoning["parity_receipt"]["sha256"] = sha256(paths["parity_path"])
+    write_json(paths["reasoning_path"], reasoning)
+    attestation = json.loads(paths["reasoning_compute_path"].read_text())
+    attestation["generated_at_utc"] = "2026-07-12T01:01:05+00:00"
+    attestation["reasoning_receipt"]["sha256"] = sha256(paths["reasoning_path"])
+    attestation["reasoning_receipt"]["generated_at_utc"] = reasoning["generated_at_utc"]
+    attestation["reasoning_receipt"]["completed_at_utc"] = reasoning["completed_at_utc"]
+    write_json(paths["reasoning_compute_path"], attestation)
+    cleanup = json.loads(paths["cleanup_path"].read_text())
+    cleanup["generated_at_utc"] = "2026-07-12T01:01:10+00:00"
+    cleanup["completed_at_utc"] = "2026-07-12T01:01:30+00:00"
+    cleanup["restore_receipt"]["sha256"] = sha256(paths["restore_path"])
+    write_json(paths["cleanup_path"], cleanup)
+    delta = json.loads(paths["source_delta_path"].read_text())
+    delta["baseline"]["captured_at_utc"] = "2026-07-12T00:59:00+00:00"
+    delta["baseline"]["capture_receipt_sha256"] = sha256(paths["source_path"])
+    write_json(paths["source_delta_path"], delta)
+
+    result = verify_lifecycle(**paths)
+
+    assert result["checks"]["source_postflight_fresh"] is True
+    assert result["checks"]["lifecycle_chronology"] is True
+    assert result["status"] == "fail"
+    assert {"gcp_lifecycle_fresh", "lifecycle_span_bounded"} <= set(result["failed_checks"])

tests/test_verify_postgres_parity_manifest.py

@@ -90,7 +90,10 @@ def test_matching_local_manifests_pass(tmp_path: Path) -> None:
     assert completed.returncode == 0, completed.stderr
     assert payload["status"] == "pass"
     assert payload["details"]["source_total_rows"] == 2
+    assert len(payload["source_manifest_sha256"]) == 64
+    assert len(payload["target_manifest_sha256"]) == 64
     assert payload["private_connectivity"]["status"] == "not_applicable_local_restore"
+    assert (tmp_path / "result.json").stat().st_mode & 0o777 == 0o600
 
 
 def test_row_hash_and_role_mismatches_fail(tmp_path: Path) -> None:
@@ -135,6 +138,7 @@ def test_gcp_scope_accepts_matching_private_connectivity_receipt(tmp_path: Path)
     assert completed.returncode == 0, completed.stderr
     assert payload["status"] == "pass"
     assert payload["private_connectivity"]["proof"]["source_compute"] == "teleo-staging-1"
+    assert len(payload["connectivity_proof_sha256"]) == 64
 
 
 def test_gcp_scope_rejects_receipt_for_a_different_server(tmp_path: Path) -> None:

tests/test_verify_vps_canonical_snapshot_delta.py

@@ -0,0 +1,259 @@
+import hashlib
+import json
+from pathlib import Path
+
+import pytest
+
+from ops.capture_vps_canonical_postgres_snapshot import (
+    SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+    build_provenance_binding,
+)
+from ops.verify_vps_canonical_snapshot_delta import verify_delta, write_private_json
+
+
+def manifest_text(*, claims: int = 1, constraint_name: str = "claims_pkey") -> str:
+    rows = [
+        {
+            "kind": "identity",
+            "database": "teleo",
+            "server_version_num": 160014,
+            "transaction_read_only": "on",
+        },
+        {"kind": "schemas", "items": ["kb_stage", "public"]},
+        {"kind": "extensions", "items": [{"name": "pgcrypto", "version": "1.3"}]},
+        {"kind": "application_roles", "items": [{"name": "kb_apply", "can_login": True}]},
+        {"kind": "columns", "items": []},
+        {"kind": "constraints", "items": [{"name": constraint_name}]},
+        {"kind": "indexes", "items": []},
+        {"kind": "sequences", "items": []},
+        {"kind": "views", "items": []},
+        {"kind": "functions", "items": []},
+        {"kind": "triggers", "items": []},
+        {"kind": "types", "items": []},
+        {"kind": "policies", "items": []},
+        {
+            "kind": "table",
+            "schema": "public",
+            "table": "claims",
+            "row_count": claims,
+            "rowset_md5": hashlib.md5(str(claims).encode(), usedforsecurity=False).hexdigest(),
+        },
+        {"kind": "performance", "query": "count_claims", "elapsed_ms": 1.0, "observed_rows": claims},
+    ]
+    return "".join(json.dumps(row, sort_keys=True) + "\n" for row in rows)
+
+
+def capture_fixture(
+    root: Path,
+    *,
+    name: str,
+    captured_at: str,
+    authorization_ref: str,
+    claims: int = 1,
+    constraint_name: str = "claims_pkey",
+) -> tuple[Path, Path]:
+    manifest = root / f"{name}-manifest.jsonl"
+    manifest.write_text(manifest_text(claims=claims, constraint_name=constraint_name), encoding="utf-8")
+    dump_sha256 = hashlib.sha256(f"{name}-dump".encode()).hexdigest()
+    manifest_sha256 = hashlib.sha256(manifest.read_bytes()).hexdigest()
+    manifest_sql_sha256 = "2" * 64
+    source_context_sha256 = "3" * 64
+    source = {
+        "ssh_target": "root@77.42.65.182",
+        "container": "teleo-pg",
+        "database": "teleo",
+        "service": "leoclean-gateway.service",
+    }
+    healthy_service = {
+        "ActiveState": "active",
+        "SubState": "running",
+        "MainPID": "148735",
+        "NRestarts": "0",
+    }
+    snapshot = {
+        "exported_snapshot_id": "00000003-000001A2-1",
+        "txid_snapshot": "100:120:105,111",
+        "wal_lsn": "0/16B6C50",
+        "system_identifier": "7649789040005668902",
+        "captured_at_utc": captured_at,
+    }
+    receipt = {
+        "artifact": "vps_canonical_postgres_exported_snapshot",
+        "schema": SOURCE_SNAPSHOT_RECEIPT_SCHEMA,
+        "receipt_version": 2,
+        "status": "pass",
+        "run_id": name,
+        "capture_authorization_ref": authorization_ref,
+        "source": source,
+        "snapshot_exported": True,
+        "snapshot": snapshot,
+        "dump": {"sha256": dump_sha256},
+        "manifest": {
+            "sha256": manifest_sha256,
+            "manifest_sql_sha256": manifest_sql_sha256,
+            "table_count": 1,
+            "total_rows": claims,
+        },
+        "source_context": {"sha256": source_context_sha256},
+        "provenance_binding": build_provenance_binding(
+            run_id=name,
+            authorization_ref=authorization_ref,
+            source=source,
+            snapshot=snapshot,
+            dump_sha256=dump_sha256,
+            manifest_sql_sha256=manifest_sql_sha256,
+            source_manifest_sha256=manifest_sha256,
+            source_context_sha256=source_context_sha256,
+        ),
+        "service_unchanged": True,
+        "source_service": {"before": healthy_service, "after": healthy_service, "unchanged": True},
+        "production_db_mutated": False,
+        "telegram_send_attempted": False,
+    }
+    receipt_path = root / f"{name}-receipt.json"
+    receipt_path.write_text(json.dumps(receipt, sort_keys=True) + "\n", encoding="utf-8")
+    return receipt_path, manifest
+
+
+def test_postflight_no_delta_is_bound_and_explicit(tmp_path: Path) -> None:
+    baseline_receipt, baseline_manifest = capture_fixture(
+        tmp_path,
+        name="canonical-baseline",
+        captured_at="2026-07-15T01:00:00+00:00",
+        authorization_ref="codex-delegation:baseline123",
+    )
+    current_receipt, current_manifest = capture_fixture(
+        tmp_path,
+        name="canonical-postflight",
+        captured_at="2026-07-15T02:00:00+00:00",
+        authorization_ref="codex-delegation:postflight123",
+    )
+
+    result = verify_delta(
+        baseline_receipt_path=baseline_receipt,
+        baseline_manifest_path=baseline_manifest,
+        baseline_authorization_ref="codex-delegation:baseline123",
+        current_receipt_path=current_receipt,
+        current_manifest_path=current_manifest,
+        current_authorization_ref="codex-delegation:postflight123",
+    )
+
+    assert result["status"] == "pass"
+    assert result["delta"]["delta_detected"] is False
+    assert result["delta"]["total_row_delta"] == 0
+
+
+def test_postflight_data_and_structure_delta_is_reported_not_hidden(tmp_path: Path) -> None:
+    baseline_receipt, baseline_manifest = capture_fixture(
+        tmp_path,
+        name="canonical-baseline",
+        captured_at="2026-07-15T01:00:00+00:00",
+        authorization_ref="codex-delegation:baseline123",
+    )
+    current_receipt, current_manifest = capture_fixture(
+        tmp_path,
+        name="canonical-postflight",
+        captured_at="2026-07-15T02:00:00+00:00",
+        authorization_ref="codex-delegation:postflight123",
+        claims=2,
+        constraint_name="claims_pkey_v2",
+    )
+
+    result = verify_delta(
+        baseline_receipt_path=baseline_receipt,
+        baseline_manifest_path=baseline_manifest,
+        baseline_authorization_ref="codex-delegation:baseline123",
+        current_receipt_path=current_receipt,
+        current_manifest_path=current_manifest,
+        current_authorization_ref="codex-delegation:postflight123",
+    )
+
+    assert result["status"] == "pass"
+    assert result["delta"]["delta_detected"] is True
+    assert result["delta"]["total_row_delta"] == 1
+    assert result["delta"]["changed_tables"][0]["table"] == "public.claims"
+    assert result["delta"]["changed_structures"][0]["kind"] == "constraints"
+
+
+def test_postflight_rejects_wrong_authorization_or_stale_capture(tmp_path: Path) -> None:
+    baseline_receipt, baseline_manifest = capture_fixture(
+        tmp_path,
+        name="canonical-baseline",
+        captured_at="2026-07-15T02:00:00+00:00",
+        authorization_ref="codex-delegation:baseline123",
+    )
+    current_receipt, current_manifest = capture_fixture(
+        tmp_path,
+        name="canonical-postflight",
+        captured_at="2026-07-15T01:00:00+00:00",
+        authorization_ref="codex-delegation:postflight123",
+    )
+
+    with pytest.raises(ValueError, match="newer than"):
+        verify_delta(
+            baseline_receipt_path=baseline_receipt,
+            baseline_manifest_path=baseline_manifest,
+            baseline_authorization_ref="codex-delegation:baseline123",
+            current_receipt_path=current_receipt,
+            current_manifest_path=current_manifest,
+            current_authorization_ref="codex-delegation:postflight123",
+        )
+
+    with pytest.raises(ValueError, match="authorization"):
+        verify_delta(
+            baseline_receipt_path=baseline_receipt,
+            baseline_manifest_path=baseline_manifest,
+            baseline_authorization_ref="codex-delegation:wrong123",
+            current_receipt_path=current_receipt,
+            current_manifest_path=current_manifest,
+            current_authorization_ref="codex-delegation:postflight123",
+        )
+
+
+def test_postflight_rejects_unchanged_but_unhealthy_service(tmp_path: Path) -> None:
+    baseline_receipt, baseline_manifest = capture_fixture(
+        tmp_path,
+        name="canonical-baseline",
+        captured_at="2026-07-15T01:00:00+00:00",
+        authorization_ref="codex-delegation:baseline123",
+    )
+    current_receipt, current_manifest = capture_fixture(
+        tmp_path,
+        name="canonical-postflight",
+        captured_at="2026-07-15T02:00:00+00:00",
+        authorization_ref="codex-delegation:postflight123",
+    )
+    current = json.loads(current_receipt.read_text())
+    current["source_service"]["before"]["ActiveState"] = "failed"
+    current["source_service"]["after"]["ActiveState"] = "failed"
+    current_receipt.write_text(json.dumps(current, sort_keys=True) + "\n", encoding="utf-8")
+
+    with pytest.raises(ValueError, match="source_service_healthy"):
+        verify_delta(
+            baseline_receipt_path=baseline_receipt,
+            baseline_manifest_path=baseline_manifest,
+            baseline_authorization_ref="codex-delegation:baseline123",
+            current_receipt_path=current_receipt,
+            current_manifest_path=current_manifest,
+            current_authorization_ref="codex-delegation:postflight123",
+        )
+
+
+def test_delta_receipt_writer_keeps_private_mode(tmp_path: Path) -> None:
+    output = tmp_path / "private" / "delta.json"
+
+    write_private_json(output, {"status": "pass"})
+
+    assert output.stat().st_mode & 0o777 == 0o600
+    assert output.parent.stat().st_mode & 0o777 == 0o700
+
+
+def test_delta_receipt_writer_does_not_chmod_an_existing_parent(tmp_path: Path) -> None:
+    parent = tmp_path / "existing"
+    parent.mkdir(mode=0o755)
+    output = parent / "delta.json"
+
+    write_private_json(output, {"status": "pass"})
+
+    assert parent.stat().st_mode & 0o777 == 0o755
+    assert output.stat().st_mode & 0o777 == 0o600