{
  "step": "C473",
  "status": "completed",
  "title": "Typed Translations Between the Three 1250 Families",
  "previous_certificate_sha256": "dc0af14f2c0ed4daf26ccfb7e96a0e82e7dbe35c23f02cd3f25402fb3330fadf",
  "bindings": {
    "step": "STEP.json",
    "source_manifest": "SOURCE_MANIFEST.json",
    "report": "490d_C473_Typed_500_and_499_Correspondences_of_1250_Families_20260925.md",
    "checkpoint": "490d_Mirror_Checkpoint_After_C473_20260925.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": "d6a150c118024a34d15982f914e2a60e5dd77f2bae734bb4a6f2b1db8c5d1700",
  "source_manifest_sha256": "e7ca0cbc1fc21ea35c42359231e774ddb4462f47fc597b11066256e0591c958f",
  "report_sha256": "95f219b347a33ca77261f0da525349b50ffb1332d7cd52098ba587ad7e385ed4",
  "checkpoint_sha256": "3123c70c6482403169cf2cd04bfade7af6c47819172652155a54f1bbb7d669c3",
  "data_sha256": "89a6f59d8a4fbe6f03d385d272a1b43b9d60582983ecf064ba39f00b888bbc18",
  "results_sha256": "c28fa28657ea41af9df9b68fd06016d5de3da4867fd498ae00c36ddc94e32eb3",
  "calculation_sha256": "e66fde065f24c70cad6ad96ed08d5d31145d6f609de8acc9045b54117cc4c43e",
  "verifier_sha256": "522dc3d500a35472af7081298ec2b8c67e7c247ee8911c7ca17899c64f6cda87",
  "next_step_decision_sha256": "ba659765dd095aa5e4aa52d021607f069c263f6d85c48ad3ad445ddb7a040337",
  "replay_sha256": "ce71d456019952907e1ef7ff9103ce1e69fa021eabd2d0e080145a983f196b30",
  "control_integrity_sha256": "fef440ea1666c3c54d1a296e66d87da22a5fe1fcc3a83fe6e4412ad206c5665c",
  "readme_sha256": "0b576072684b5d581cfddf7f45248bebc2ff6422ffc8f4c7e0fd594cefb55308",
  "assertions_passed": 72,
  "source_checks_passed": 22,
  "main_result": "All24 matched1250 contexts form typed triplets: Shem-family A maps to Flood-start/Noah-primary family C by+500; SP C maps to Flood-close/Noah-companion family B by−1, so B=A+499. There are48 typed+500 maps and24 qualified−1 maps. None of the six translated admitted E comparisons has its full input/anchor source support.",
  "limits": "The role correspondences are comparison maps, not additions to the active E/reflection operator menu. Flood close and SP companion remain distinct mechanisms. Prior C429 results retain their historical status.",
  "canonical_or_graph_edits": false,
  "new_independent_agent_review": false,
  "next_step_executed": false,
  "next_proposed_step": "Compare the+500 translation of the established split-pivot2K ladder with the already recorded C429 Noah-held ladder at3706 and the inherited C28717K corner. Verify equality of the whole affine maps while checking each factorization’s anchors and intermediate records separately."
}