{
  "step": "C311",
  "date": "2026-09-24",
  "status": "completed",
  "title": "Source-rule audit of the MT-to-SP 600-year context switch",
  "previous_certificate_sha256": "ad5e59104ca2916cb39419f8444fe4aa1e52a0841ec70baf1e0f76b296b24176",
  "source_manifest_sha256": "5ee05398bab2d265206657798fa8bad4f59835c4d8c82a7b761ca7aceef9514f",
  "step_sha256": "fbff9585ed21e941cc3a1d6ec67afc490284d862cdf03e9bb4ed37fc2f85450e",
  "audit_plan_sha256": "61e8cc39edeedfa6a296401b92c4ce5d7362acb3ee18befb53192fc2756ee290",
  "report_sha256": "c6191ce20f767d249995ccba2222fa3eaca591949b8025e219d96e05daf2b386",
  "checkpoint_sha256": "cf80e6f4b57de0dba6a299565c836823b256aadeb0b288f22dc09b8317a51e74",
  "results_sha256": "6de8adc2cad76a627abe1b9b51701223dbc2a38c6d17f2e4db6d7321a32eb5e4",
  "data_sha256": "bfaf51a58cbd9e83d137d95c64999b37faa4c303d4eaf440a594156217cff148",
  "calculation_sha256": "698e153383cdc5cfc1be00c8b5ef73f5942bc082b8ffef727fa483be1d6b52ee",
  "verifier_sha256": "9afa64958f80e2db69b3f65cd7f1d32e2c34763efa6bf22e83130724ece8aa9f",
  "review_sha256": "534fc853234942cf34f234c28f8e1a95e1d583530d1faebaea42689b54374136",
  "replay_sha256": "5bd6a00d2dc615988d902299d6f42d11822a1b2c0bbf947b32bcdbd0e5ad8863",
  "control_integrity_sha256": "6784a73ab1cd12578be638ad43880537109dd19305a1014fb99869382a10130e",
  "next_step_decision_sha256": "c3f4650aa568852fce79642964489cdbcfa40e6c1f183c53ffb98a90cd22a871",
  "readme_sha256": "9dea07a44e94ba64cc1d82c18093c2c81e1435c8549f2bb374fb674aa7cf4824",
  "file18_review_sha256": "3ec12ce543c37cfed9281386da4f1fad17050dab3c6f901ac74fbb11f01bda91",
  "file09_review_sha256": "ac152e22229123b459be3bbf9da0d17c0d8f205010ddc61c284b8b4d2186f431",
  "axis_review_sha256": "d55db0b165bef34f2abc448014e324a50e2edec6481e4828e447c4093fd89fb8",
  "bindings": {
    "source_manifest": "SOURCE_MANIFEST.json",
    "step": "STEP.json",
    "audit_plan": "AUDIT_PLAN.json",
    "report": "490d_C311_Source_Rule_Audit_of_MT_SP_Context_Switch_20260924.md",
    "checkpoint": "490d_Mirror_Checkpoint_After_C311_20260924.md",
    "results": "evidence/RESULTS.json",
    "data": "evidence/DATA.json",
    "calculation": "evidence/CALCULATION.py",
    "verifier": "evidence/check_c311.py",
    "review": "REVIEW.json",
    "replay": "REPLAY.json",
    "control_integrity": "CONTROL_INTEGRITY.json",
    "next_step_decision": "NEXT_STEP_DECISION.json",
    "readme": "README.md",
    "file18_review": "evidence/C311_File18_Source_Review.md",
    "file09_review": "evidence/C311_File09_Source_Review.md",
    "axis_review": "evidence/C311_Axis_Source_Review.md"
  },
  "assertions_passed": 15,
  "source_checks_passed": 10,
  "frozen_inputs": 8,
  "check_scope": "Citation bindings and retained arithmetic/domain assertions; source-rule judgment remains qualitative",
  "main_result": "The three audited sources support qualified endpoint ingredients and comparisons; no rule prescribing the exact C310 MT-to-SP context/event-role switch was located. C310 remains an exact composite comparison cover.",
  "limits": [
    "Bounded qualitative absence finding in three documents only",
    "No new endpoint census",
    "LXX OFF cumulative field remains inherited derived provenance, not a directly printed native File_18 row",
    "Derived SP table states are not independent historical witnesses",
    "Source-review assistance is not independent mathematical or historical corroboration",
    "Absolute placement, historical intention, statistical rarity and a global axis/z-law are not established"
  ],
  "canonical_or_graph_edits": false,
  "new_independent_agent_review": true,
  "next_proposed_step": "Can one uniform, source-labelled same-Gear transport between existing MT Noah-to-Flood and SP Shem-life 600-year pairs explain their relationship to the existing MT/LXX cumulative weave and its field boundary?",
  "next_step_executed": false
}