{
  "step": "C385",
  "status": "completed",
  "date": "2026-09-24",
  "title": "Unique E-transport pivots and finite source membership",
  "previous_certificate_sha256": "2c835a776915b9005fa228684ba006129a04b5fd5465ca8e3de12193608d86db",
  "bindings": {
    "step": "STEP.json",
    "source_manifest": "SOURCE_MANIFEST.json",
    "report": "490d_C385_E_Transport_Unique_Pivots_and_Shem_Death_Source_Lift_20260924.md",
    "checkpoint": "490d_Mirror_Checkpoint_After_C385_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": "eaf20d775a55220b6c64aa38b700f139bbde89fc30077a71ca4d8e0b83d3eac0",
  "source_manifest_sha256": "62312b770e40b81499bcfe69b436cea4f7fdbd47761b17f79fe0abbeef68e733",
  "report_sha256": "db7815ced988b2144de7e3879f44f46ee9bf95e7172d3d818d9d77a5c0bfa5a5",
  "checkpoint_sha256": "4bc16d04ae760e4ea0a677f70f52c4265748f5f11b7ccbd2ad8452907ed6f7de",
  "data_sha256": "af60b3a40d7367c2c5d0e659cb387eb340016b34a45a3988ac8604d0d1694bd6",
  "results_sha256": "6e859edc23339256e9ff571b5dd0ea2d6434880aa14d3ca3506f2c5cb0920b34",
  "calculation_sha256": "d2de57f7579ba0fb7f9d6162c17d4bc902266271038ae4bf526f63075272e618",
  "verifier_sha256": "9f175670abb70f7819dd7f6d997ff0bef2e58df8dffd763b433f6c6cd62e332d",
  "next_step_decision_sha256": "7a6c3ba1c35b79745949f01a7204f9c09f22785ca3f0f68d9098b26f6a5bb866",
  "replay_sha256": "77a798feae2b28953eab7ae1152ad109cdc2e17ef88413b0a06bc713e9cf3eca",
  "control_integrity_sha256": "9810807cb07b02f43f568f68bb82cb41a6eeff6799902254b4932e5c350ac838",
  "readme_sha256": "3e9e6f702db678ea33ccf8ce2b94c2d48ea1e350694a11f4ed8c01f030584712",
  "assertions_passed": 33,
  "source_checks_passed": 15,
  "main_result": "All four existing regular common repairs have moving E images at existing SP/LXX Shem births. Their unique J pivots are existing next-Gear Shem deaths; four coordinate squares have eight SP/LXX context lifts. Their unique P pivots2853,2855,3068,3070 are absent from all528 frozen regular records.",
  "limits": "This is source membership for a constructed finite comparison, not a reviewed instruction prescribing the pairing. SP/LXX coordinate aliases remain distinct records. The P absence claim is confined to the frozen regular register.",
  "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": "Verify the surviving E/J square as a whole affine identity, determine its exact relation to the sourced500/600 Shem geometry, and distinguish a matched-component comparison from one physical-time map.",
  "next_step_executed": false
}