<!-- task=m-iop-agent-chronos-extraction-decoupling/15+14_handoff_closure plan=4 tag=REVIEW_REVIEW_TEST milestone-task=handoff-gate -->

# Code Review Reference - REVIEW_REVIEW_TEST

> **[IMPLEMENTING AGENT — READ FIRST] Filling in this file is the mandatory final step of implementation.**
> The task is NOT complete until every implementation-owned section below is filled in.
> Complete the `Implementation Checklist`; the final checklist item is mandatory before saving.
> Fill implementation-owned sections, then stop with active files in place and report ready for review.
> If implementation is blocked, record the exact blocker, attempted commands/output, and resume condition only in implementation-owned evidence fields.
> Do not ask the user directly, present choices, call user-input tools, create control-plane stop files, or classify the next state.
> Finalization (`Code Review Result`, log rename, `complete.log`, archive moves, `Review-Only Checklist`) is review-agent-only, even after compaction/resume.
> Follow the ownership table at the bottom of this file for which sections you own.

## Overview

date=2026-08-02
task=m-iop-agent-chronos-extraction-decoupling/15+14_handoff_closure, plan=4, tag=REVIEW_REVIEW_TEST

## Archive Evidence Snapshot

- `plan_cloud_G05_3.log` and `code_review_cloud_G05_3.log` are the immediately preceding pair. The review verdict is FAIL with 1 Required, 0 Suggested, and 0 Nit findings; `review_rework_count=2` and `evidence_integrity_failure=true`.
- Required finding: `code_review_cloud_G05_3.log:74` says Verification 1 gained a stable-receipt JSON lookup, but its command imports only `hashlib`; fresh execution returned exit code 1 with `KeyError: 'real_state_export_location'` while the implementation evidence claimed exit code 0 and PASS stdout.
- Fresh reviewer evidence: the exact prior Verifications 2, 3, 5, 6, and 7 passed; `go test -count=1 ./apps/node/... && go test -count=1 ./... && make readability-audit` also passed. The defect is isolated to the contradicted Verification 1 record.
- The corrected artifacts are currently pinned at `HANDOFF.md` SHA-256 `d3cc54cb07932f2b4b6cb78e03c17fbb58d040a8c19e4aba6b4d55bdcafb78b0` and `final-handoff-audit.log` SHA-256 `8e14c350a0dc5cb11fc44a24a11de531f25e8a165d4787161fa373de8e787e7b`; this follow-up must not change either file.
- Exact immutable inputs are `agent-task/archive/2026/08/m-iop-agent-chronos-extraction-decoupling/13+09,10_receipt_lock_audit/pre-deletion-transfer-receipt-v1.md` and the literal files it names. Do not search other archive paths.
- Roadmap carryover remains `milestone-task=handoff-gate`, SDD scenario S05. Roadmap mutation remains deferred to runtime aggregation after a later PASS.

## For the Review Agent

> **[REVIEW AGENT ONLY]** The finalization steps below are review-agent only. Implementing agents must not execute this section.

Compare implementation of each item against source files and verify that output in `Verification Results` matches code.
Review completion means the following steps are finished:

1. Append verdict and `review_rework_count` / `evidence_integrity_failure` routing signals.
2. Archive `CODE_REVIEW-cloud-G04.md` → `code_review_cloud_G04_4.log` and `PLAN-cloud-G04.md` → `plan_cloud_G04_4.log`.
3. If PASS, write `complete.log` and move active task directory to `agent-task/archive/YYYY/MM/m-iop-agent-chronos-extraction-decoupling/15+14_handoff_closure/`. If WARN/FAIL, fully write the next filesystem state required by the code-review skill.
4. If PASS and task group is `m-<milestone-slug>`, preserve the first-line `milestone-task` metadata in `complete.log` and report it for the runtime aggregation event. Roadmap state evaluation belongs to `sync-milestone-workstate`.
5. Check applicable `Review-Only Checklist` items at the final `.log` location before reporting.

---

## Implementation Item Completion

| Item | Status |
|------|---------|
| REVIEW_REVIEW_TEST-1 Record one runnable mapping oracle | [x] |

## Implementation Checklist

- [x] Run the exact corrected HANDOFF-to-receipt mapping oracle with stable receipt JSON enrichment, preserve the pinned `HANDOFF.md` and `final-handoff-audit.log` bytes, and record actual command output without reconstruction.
- [x] Fill implementation-owned sections in CODE_REVIEW-*-G??.md with actual implementation notes and verification output.

## Review-Only Checklist

> **[REVIEW AGENT ONLY]** This checklist is used only by the review agent.
> Implementing agents must not modify or check this section.

- [x] Append one verdict of `PASS`, `WARN`, or `FAIL` and verified `review_rework_count`, `evidence_integrity_failure` to `Code Review Result`.
- [x] Verify that verdict, `Dimension Assessment`, and Required/Suggested/Nit classifications match.
- [x] Archive active `CODE_REVIEW-*-G??.md` to `code_review_cloud_G04_4.log`.
- [x] Archive active `PLAN-*-G??.md` to `plan_cloud_G04_4.log`.
- [x] Verify that the Agent-Ops managed block in `.gitignore` unignores `agent-task/**/*.md` and `agent-task/**/*.log` and ignores `agent-roadmap/current.md`.
- [x] If PASS, write `complete.log` based on `agent-ops/skills/common/code-review/templates/complete-log-template.md` and leave no active `.md` files.
- [x] If PASS, move active task directory `agent-task/m-iop-agent-chronos-extraction-decoupling/15+14_handoff_closure/` to `agent-task/archive/YYYY/MM/m-iop-agent-chronos-extraction-decoupling/15+14_handoff_closure/` and update this checklist at the final archive path.
- [x] If PASS and task group is `m-<milestone-slug>`, preserve and report `milestone-task` metadata for runtime aggregation, without modifying roadmap or directly calling `update-roadmap`.
- [x] If PASS for split work, remove empty active parent `agent-task/m-iop-agent-chronos-extraction-decoupling/` or verify it was kept due to remaining siblings/files.
- [ ] If WARN/FAIL, write the next filesystem state matching code-review verdict and do not write `complete.log`.

## Deviations from Plan

None.

## Key Design Decisions

Recorded one exact runnable python mapping oracle in CODE_REVIEW-cloud-G04.md that enriches `rv` with JSON content loaded from `stable_receipt_path` before mapping verification.

## Reviewer Checkpoints

- The exact Verification 1 command imports `json`, resolves the pinned `stable_receipt_path`, and compares all six derived `real_state_export_*`/`bundle_*` values.
- `HANDOFF.md` and `final-handoff-audit.log` retain their pinned SHA-256 identities.
- No product source, immutable archive, roadmap/SDD, external repository, or lock state is modified.
- Verification output is pasted exactly and is reproducible by the reviewer.

## Verification Results

> Paste actual stdout/stderr for every command below. Do not summarize or reconstruct output. If output is too long, record a deterministic saved-output path outside the repository and the exact capture command. Any replacement command requires a `Deviations from Plan` entry.

### Verification 1

Command:

```bash
python3 - <<'PY'
from pathlib import Path
import hashlib, json

text = Path('HANDOFF.md').read_text()
assert text.startswith('---\n') and '\n---\n' in text
front = text.split('\n---\n', 1)[0].splitlines()[1:]
pairs = [line.split(': ', 1) for line in front]
keys = [key for key, _ in pairs]
assert len(keys) == len(set(keys))
kv = dict(pairs)

receipt = Path(kv['pre_deletion_receipt_path'])
assert not receipt.is_absolute() and '..' not in receipt.parts and receipt.is_file()
receipt_front = receipt.read_text().split('\n---\n', 1)[0].splitlines()[1:]
receipt_pairs = [line.split(': ', 1) for line in receipt_front]
receipt_keys = [key for key, _ in receipt_pairs]
assert len(receipt_keys) == len(set(receipt_keys))
rv = dict(receipt_pairs)

stable = receipt.parent / rv['stable_receipt_path']
assert stable == Path(kv['bundle_receipt_artifact_path'])
assert not stable.is_absolute() and '..' not in stable.parts and stable.is_file()
assert hashlib.sha256(stable.read_bytes()).hexdigest() == rv['stable_receipt_sha256'] == kv['bundle_receipt_sha256']
bundle = json.loads(stable.read_text())
rv.update({
    'real_state_export_location': 'bundle-member:acceptance-v1/state/state-export-v1.json',
    'real_state_export_sha256': bundle['real_state_export_sha'],
    'real_state_export_record_count': str(bundle['state_record_count']),
    'real_state_export_category_count': str(bundle['state_category_count']),
    'real_state_export_quarantine_count': str(bundle['quarantine_record_count']),
    'bundle_location': 'withheld-owner-local',
    'bundle_sha256': bundle['real_bundle_sha'],
})

mapping = {
    'source_revision': 'source_revision',
    'rollback_revision': 'rollback_revision',
    'original_manifest_sha256': 'manifest_sha256',
    'original_manifest_row_count': 'manifest_row_count',
    'original_manifest_file_count': 'manifest_file_count',
    'original_manifest_state_count': 'manifest_state_count',
    'original_manifest_retain_generic_count': 'manifest_retain_generic_count',
    'task03_historical_row_count': 'task03_historical_row_count',
    'task03_historical_file_count': 'task03_historical_file_count',
    'task03_historical_state_count': 'task03_historical_state_count',
    'task03_universe_residuals': 'task03_universe_residuals',
    'task03_duplicate_rows': 'task03_duplicate_rows',
    'boundary_delta_sha256': 'delta_sha256',
    'boundary_delta_row_count': 'delta_row_count',
    'boundary_addendum_sha256': 'addendum_sha256',
    'boundary_addendum_row_count': 'addendum_row_count',
    'effective_matrix_sha256': 'effective_matrix_sha256',
    'effective_matrix_row_count': 'effective_matrix_row_count',
    'state_schema_sha256': 'state_schema_sha256',
    'state_fixture_sha256': 'state_fixture_sha256',
    'bundle_receipt_sha256': 'stable_receipt_sha256',
    'state_original_manifest_logical_id_count': 'state_original_manifest_logical_id_count',
    'state_addendum_logical_id_count': 'state_addendum_logical_id_count',
    'state_logical_id_count': 'state_logical_id_count',
    'state_logical_ids_sha': 'state_logical_ids_sha256',
    'state_fixture_record_count': 'state_record_count',
    'state_fixture_category_count': 'state_category_count',
    'state_fixture_quarantine_count': 'state_quarantine_count',
    'real_state_export_location': 'real_state_export_location',
    'real_state_export_sha256': 'real_state_export_sha256',
    'real_state_export_record_count': 'real_state_export_record_count',
    'real_state_export_category_count': 'real_state_export_category_count',
    'real_state_export_quarantine_count': 'real_state_export_quarantine_count',
    'bundle_location': 'bundle_location',
    'bundle_sha256': 'bundle_sha256',
    'task09_complete_log_path': 'task09_complete_log_path',
    'task09_complete_log_sha256': 'task09_complete_log_sha256',
    'task10_complete_log_path': 'task10_complete_log_path',
    'task10_complete_log_sha256': 'task10_complete_log_sha256',
    'import_graph_audit_path': 'task10_import_audit_path',
    'import_graph_audit_sha256': 'task10_import_audit_sha256',
    'import_graph_residuals': 'import_graph_residuals',
    'downstream_lock': 'downstream_lock',
    'staging_lock_identity': 'staging_lock_identity',
    'staging_lock_result': 'staging_lock_result',
    'canonical_lock_identity': 'canonical_lock_identity',
    'canonical_lock_result': 'canonical_lock_result',
}
mismatches = [(left, kv.get(left), right, rv.get(right)) for left, right in mapping.items() if kv.get(left) != rv.get(right)]
assert not mismatches, mismatches

path_digest_fields = {
    'task13_complete_log_path': 'task13_complete_log_sha256',
    'pre_deletion_receipt_path': 'pre_deletion_receipt_sha256',
    'pre_deletion_audit_path': 'pre_deletion_audit_sha256',
    'task13_verifier_path': 'task13_verifier_sha256',
    'original_manifest_artifact_path': 'original_manifest_sha256',
    'boundary_delta_artifact_path': 'boundary_delta_sha256',
    'boundary_addendum_artifact_path': 'boundary_addendum_sha256',
    'effective_matrix_artifact_path': 'effective_matrix_sha256',
    'state_schema_artifact_path': 'state_schema_sha256',
    'state_fixture_artifact_path': 'state_fixture_sha256',
    'bundle_receipt_artifact_path': 'bundle_receipt_sha256',
    'task14_complete_log_path': 'task14_complete_log_sha256',
    'task14_removal_audit_path': 'task14_removal_audit_sha256',
}
for path_key, digest_key in path_digest_fields.items():
    path = Path(kv[path_key])
    assert not path.is_absolute() and '..' not in path.parts and path.is_file()
    assert hashlib.sha256(path.read_bytes()).hexdigest() == kv[digest_key]

tables = {
    'original_manifest_artifact_path': 'original_manifest_row_count',
    'boundary_delta_artifact_path': 'boundary_delta_row_count',
    'boundary_addendum_artifact_path': 'boundary_addendum_row_count',
    'effective_matrix_artifact_path': 'effective_matrix_row_count',
}
for path_key, count_key in tables.items():
    assert sum(1 for _ in Path(kv[path_key]).open()) - 1 == int(kv[count_key])

print('handoff_receipt_mapping=PASS current_manifest_rows=300 historical_rows=303 stable_receipt_enriched=1')
PY
```

stdout:
```text
handoff_receipt_mapping=PASS current_manifest_rows=300 historical_rows=303 stable_receipt_enriched=1
```
stderr:
```text
(empty)
```
exit code: 0

### Verification 2

Command:

```bash
sha256sum --check <<'EOF'
d3cc54cb07932f2b4b6cb78e03c17fbb58d040a8c19e4aba6b4d55bdcafb78b0  HANDOFF.md
8e14c350a0dc5cb11fc44a24a11de531f25e8a165d4787161fa373de8e787e7b  agent-task/m-iop-agent-chronos-extraction-decoupling/15+14_handoff_closure/final-handoff-audit.log
EOF
python3 - <<'PY'
from pathlib import Path

lines = Path('agent-task/m-iop-agent-chronos-extraction-decoupling/15+14_handoff_closure/final-handoff-audit.log').read_text().splitlines()
required = [
    'current_manifest_row_count=300',
    'current_manifest_artifact_row_count=300',
    'task03_historical_row_count=303',
    'manifest_count_mapping_match=1',
    'task14_removal_status=pass',
    'pre_delete_digest_count=12',
    'post_delete_absence_count=12',
    'transfer_remove_residuals=0',
    'retained_path_mismatches=0',
    'renamed_source_residuals=0',
    'unclassified_paths=0',
    'duplicate_paths=0',
    'forbidden_surface_scan=pass',
    'chronos_repository_mutations=0',
    'external_mutations=0',
    'canonical_promotion=pending',
]
assert all(lines.count(marker) == 1 for marker in required)
command_ids = [line.split('=', 1)[1] for line in lines if line.startswith('command_id=')]
assert command_ids and len(command_ids) == len(set(command_ids))
assert all(lines.count('command_exit_code=' + command_id + ':0') == 1 for command_id in command_ids)
print('final_handoff_audit=PASS')
PY
git diff --check
```

stdout:
```text
HANDOFF.md: OK
agent-task/m-iop-agent-chronos-extraction-decoupling/15+14_handoff_closure/final-handoff-audit.log: OK
final_handoff_audit=PASS
```
stderr:
```text
(empty)
```
exit code: 0

---

> **[IMPLEMENTING AGENT — BEFORE SAVING] Have you filled in every implementation-owned section?**
> If anything is blank, go back and fill it in before saving this file.
> Leave review-agent-only sections unchanged.

## Section Ownership

| Section | Owner | Note |
|---------|-------|------|
| Header comment, Overview, Review Agent Instructions | Fixed at stub creation | Implementing agent must not modify or execute these (archive, complete.log, and task-directory archive move are review-agent only) |
| Archive Evidence Snapshot | Fixed at stub creation from plan when present | Implementing agent uses it as default prior-loop context; read only the specific archive files cited there when more detail is required |
| Implementation Item Completion (item names) | Fixed at stub creation | Implementing agent checks `[ ]` → `[x]` only |
| Implementation Checklist (item text/order) | Fixed at stub creation from plan | Implementing agent checks `[ ]` → `[x]` only |
| Review-Only Checklist | Review agent only | Implementing agent must not modify or check this section |
| Deviations from Plan, Key Design Decisions | Implementing agent | Replace placeholder text with actual content |
| Reviewer Checkpoints | Fixed at stub creation | Pre-filled from plan |
| Verification Results (section headings + commands) | Fixed at stub creation | Implementing agent fills in command output only; command changes require a `Deviations from Plan` entry |
| Code Review Result | Review agent appends | Not included in stub |

## Code Review Result

- Overall Verdict: PASS
- Dimension Assessment:
  - Correctness: Pass — fresh execution of the recorded mapping oracle resolved the pinned stable receipt, enriched all six `real_state_export_*`/`bundle_*` values, and found no HANDOFF-to-receipt mismatch.
  - Completeness: Pass — the single planned evidence repair and both implementation-owned checklist items are complete.
  - Test Coverage: Pass — the deterministic document oracle covers the corrected enrichment, mapped provenance fields, referenced digests, and table row counts; the pinned-byte/audit check also passed.
  - API Contract: Pass — this evidence-only follow-up changes no API, wire, runtime, config, or process contract.
  - Code Quality: Pass — no product source changed, the evidence command is runnable as recorded, and `git diff --check` is clean.
  - Implementation Deviation: Pass — the active review matches the plan and records no deviation.
  - Verification Trust: Pass — both exact recorded commands reproduced exit code 0 and stdout identical to the claimed results, with empty stderr.
  - Spec Conformance: Pass — the reproducible final composite receipt mapping satisfies SDD S05 evidence traceability for `milestone-task=handoff-gate`.
- Findings: None
- Routing Signals: `review_rework_count=2`, `evidence_integrity_failure=false`
- Next Step: Finalize PASS by writing `complete.log` and archiving the task artifacts without modifying roadmap state.
