{
  "step": "C325",
  "status": "completed",
  "date": "2026-09-24",
  "title": "Existing source endpoints for460+40=500",
  "previous_certificate_sha256": "ea4ff1d0c5bc0f7582ca8430eef0eadbf6f03bcd56cc6f331742fe2916c0ced3",
  "bindings": {
    "step": "STEP.json",
    "source_manifest": "SOURCE_MANIFEST.json",
    "report": "490d_C325_Existing_460_40_500_Endpoint_Chains_20260924.md",
    "checkpoint": "490d_Mirror_Checkpoint_After_C325_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",
    "review_0": "evidence/C325_Independent_Audit.py",
    "review_1": "evidence/C325_Independent_Audit_Results.json",
    "review_2": "evidence/C325_Independent_Review.md",
    "review_3": "evidence/C325_Source_Review.md",
    "review_4": "evidence/C325_Source_Results.json"
  },
  "step_sha256": "eebb79daee969e300a4ca6e6fffd0e2b074bd29ec83d55f644c5804539ee9a1f",
  "source_manifest_sha256": "792ada0e03fb039dd649aa7615bc0b471b3e12e114e70b93c64b700443776d54",
  "report_sha256": "8445e826dd81b32cb335db617b4dbaebb299d564c74fca37a6cf7a4ff4350227",
  "checkpoint_sha256": "c5091a7eb8f54759adc1cd98b3cf49a25a9f504ce175d9f78a448c7c8b12d0d6",
  "data_sha256": "76f0fd0c7a15b8f9bbf2b4e3104f56183924edd201dc8ded5a29295aeed34c92",
  "results_sha256": "f664754d0b417c717c2fcc5a188edd07ce7706535c5c796614b045d5860f604d",
  "calculation_sha256": "58edbb0be234db3062c41f4539fff8dd7295242e4ea4effc67b1647d5eaab2b0",
  "verifier_sha256": "9f175670abb70f7819dd7f6d997ff0bef2e58df8dffd763b433f6c6cd62e332d",
  "next_step_decision_sha256": "c9b77878af8fd9259f159c00cfe17244279b1635a5d10be4b19f3f3fedc95ace",
  "replay_sha256": "aa24eccfdea41f20297b479527b0fccf6d94e2cea96d5069793c82b4c416b027",
  "control_integrity_sha256": "9810807cb07b02f43f568f68bb82cb41a6eeff6799902254b4932e5c350ac838",
  "readme_sha256": "d39887cacf18a7ab8b9d75c9e09a2037b78b7f70f5a93450de5bdbb92195b3af",
  "review_0_sha256": "952975327bb5708bd8b85bedc7f7c4f9a9bb15106a72e820e98d50efaca23ac0",
  "review_1_sha256": "b8bc549efcec53d97bd5ac6dcf507a7f94d6f51ccfd74e3565468c40cb4c8d72",
  "review_2_sha256": "a901b33351c3f93e5c02b342944bbaf19a26ce6c70092cd59866df783d7450a1",
  "review_3_sha256": "57a3f197e244a1c0708cb8533e897135c5c854f6ead59b14bd596b9fdd46b27b",
  "review_4_sha256": "9ebe17f42bade4f30fce3d87dbf6dd16a7c86c121b68a01e275520bce574a7b5",
  "assertions_passed": 70,
  "source_checks_passed": 16,
  "main_result": "Sixsource-admitted460+40=500triples andtwelveexactcomponents occur inNoahbirth→Shembirth andFloodstart→Shemdeath families. All75annual/600phasecombinations were tested. Equalphysicalphases retain distinct inheritedcumulativeancestries.",
  "limits": "The40leg is a consequence ofheld460and500relations. Source membership does not prescribeE, ananchor or a preferred modalstate.",
  "canonical_or_graph_edits": false,
  "new_independent_agent_review": true,
  "next_proposed_step": "Complete each triple with the already admitted MT counterpart of its SP terminal. Compare the resulting four-endpoint overlap and outer width with File_09’s declared bilateral460→500 field, retaining source labels and phases.",
  "next_step_executed": false
}