{
  "step": "C364",
  "status": "completed",
  "date": "2026-09-24",
  "title": "Cumulative counterpart of the joined 460/598 comparison",
  "previous_certificate_sha256": "ca9ad29df87474f4c3b88d13cdb6f62801985ef73e232e88df81d164d8ebdb01",
  "bindings": {
    "step": "STEP.json",
    "source_manifest": "SOURCE_MANIFEST.json",
    "report": "490d_C364_Cumulative_Joined_Comparison_Source_Boundary_20260924.md",
    "checkpoint": "490d_Mirror_Checkpoint_After_C364_20260924.md",
    "data": "evidence/DATA.json",
    "results": "evidence/RESULTS.json",
    "calculation": "evidence/CALCULATION.py",
    "verifier": "evidence/check.py",
    "next_step_decision": "NEXT_STEP_DECISION.json",
    "replay": "REPLAY.json",
    "control_integrity": "CONTROL_INTEGRITY.json",
    "readme": "README.md"
  },
  "step_sha256": "6d59293859e6857f9ada9c9581b4114760664de2a71101a7d06353ec5ea70694",
  "source_manifest_sha256": "01d71938e06dc08e4785a8cb8a3c20c76b5b5e849de3941ec5f626943bee723d",
  "report_sha256": "9aac78bb5e747343726f455639e55d616652eccc3b8f438f4798c486d677704d",
  "checkpoint_sha256": "4d03a565b0df3e622b6ab76443d7e57239803619b9541aff430172e8109eb347",
  "data_sha256": "cc31202067c0c6242c28c201481ccd1aeb674f396246723b6563016d8419f27b",
  "results_sha256": "37f5dac5f7a34e9519fa23cf1583b8ec0d81e4fcab44e2c8f352cb926d59ca8c",
  "calculation_sha256": "2353a4dc7f3a77900b4bb351a1067377384a931afb41e0cbc032f028bf9ad5de",
  "verifier_sha256": "9f175670abb70f7819dd7f6d997ff0bef2e58df8dffd763b433f6c6cd62e332d",
  "next_step_decision_sha256": "618198aa746c1acc2c9832a624a7915a39da9dff23d40132d2a89d0fcf3f3802",
  "replay_sha256": "ec9f590df36880c31a7c50918f61bdc9bce394ed88159d7df6209c2ea2eb6eec",
  "control_integrity_sha256": "9810807cb07b02f43f568f68bb82cb41a6eeff6799902254b4932e5c350ac838",
  "readme_sha256": "a46a9b974ab34c29608e2d7c929cd9bf0dd423282067b493119778aa7f11ecdb",
  "assertions_passed": 30,
  "source_checks_passed": 17,
  "main_result": "Six joined cumulative candidates require unsourced+40/+42 endpoints. The32-member register has no500 or1100 interval. Existing458+600=1058 repairs remain sourced; Cainan stays460.",
  "limits": "The failure is bounded to the declared register and joined mapping. It does not exclude other source-labelled correspondences or invalidate the regular construction.",
  "canonical_or_graph_edits": false,
  "new_independent_agent_review": false,
  "review_provenance": "Root-agent analysis and deterministic replay; no new independent-agent review",
  "next_proposed_step": "Use the previously derived cumulative Noah field and the native-ON source dependencies to test a950-year Cainan-state rectangle with460/490 partitions. Compare only with the already retained regular SP/restored-MT Noah biographies; do not adopt a fitted axis.",
  "next_step_executed": false
}