{
  "step": "C339",
  "status": "completed",
  "date": "2026-09-24",
  "title": "Double-E ladder under the two named Shem bindings",
  "previous_certificate_sha256": "ccc0d712216009a8c0ceac83e69fa7c08ba4f8c3f9928b4dcd1471d8d5c74664",
  "bindings": {
    "step": "STEP.json",
    "source_manifest": "SOURCE_MANIFEST.json",
    "report": "490d_C339_Double_E_Ladder_Shem_Binding_Control_20260924.md",
    "checkpoint": "490d_Mirror_Checkpoint_After_C339_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": "393f9dadaa458ab9e6bcefa2da21ed8659827bbdbcacaed56f86e243a0af1e8e",
  "source_manifest_sha256": "548e2b957dcdf791b2c4a474f0b5d7a7c22376dfa375dc6f457dd3c4afb84767",
  "report_sha256": "4bc200d2bd0400ead5de95942d45ee842cf892636210a78c8b713357e4de58c1",
  "checkpoint_sha256": "be60790a3f68ab5c5967c36497846168c4e44190ac5128f94c6f242025d615c2",
  "data_sha256": "444c2837c8c0981148814a2107f4c11f954b0ac795a039173a91183735eca57e",
  "results_sha256": "fd211f7dafcb6c1697e88ed169992898d2ea97390a4e41c3a9e48534f387828a",
  "calculation_sha256": "ea5c9dcedd5c7f7e7ae0571858980123151bc3322946c14da9a94dc4b84f3ebb",
  "verifier_sha256": "9f175670abb70f7819dd7f6d997ff0bef2e58df8dffd763b433f6c6cd62e332d",
  "next_step_decision_sha256": "8d05568cbb3eef328e5de4cb10aec763363352d2ee080ca90985238e70e4697f",
  "replay_sha256": "fe7933415012596de30387e70b9c5b1df8fd05080e643a6bef2db209f3674531",
  "control_integrity_sha256": "9810807cb07b02f43f568f68bb82cb41a6eeff6799902254b4932e5c350ac838",
  "readme_sha256": "6db8234c9de024074bc89ac3aed223c2d113f2cf17bbcd3db43a5fe6298aa22c",
  "assertions_passed": 13,
  "source_checks_passed": 16,
  "main_result": "At the named G2 control,500/100 gives1058→1150→1250 and92|100; valid502/98 gives1058→1152→1250 and94|98. The doubleE endpoint relation survives; complete two-stage source realization is modal.",
  "limits": "Two named valid bindings, not all conceivable modal combinations. Conditional fit does not prescribe or canonize the500/100 mode. No missing Gear or companion is created.",
  "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": "Insert the matched SP Noah death into the verified interval ladder. Resolve the primary, companion and named502/98 interior partitions from existing records, retaining the primary-death qualification and forbidding imported MT companions.",
  "next_step_executed": false
}