{
  "step": "C272",
  "date": "2026-09-24",
  "status": "completed",
  "title": "Fixed charts and the outer radius selection",
  "previous_certificate_sha256": "57c44ea4bd81a4507d55626ecdf9631301941ade3ab6a662898e59e3db6eefd7",
  "source_manifest_sha256": "4eda1373efb4cc5fbdd63cfbf6424d47c36cfc67a11dc80b7f41c9c77eeb9664",
  "report_sha256": "50284c8277b2e802db9b490710a865b104ca4fb9c6a4bad063d5824a31e00191",
  "checkpoint_sha256": "12bea7d807eda7b8d4c178e8f7e3a9e53633bcae95406ee16aa4dfd793f56b68",
  "results_sha256": "19e1cc30001a2f8eeaf0b448db6d79b84c133ade9d955e287cd5b75b073c5069",
  "replay_sha256": "614c28629a963ab1c4c4293f919af596457626d2b9309c75096f016dadea6ff6",
  "control_integrity_sha256": "cd2b470eee3e38a4bdd6941dcdd511817429e38753bb795e203e40d6717ca1ae",
  "assertions_passed": 326,
  "replayed_output_files": 6,
  "regular_Gear_scope": [
    "Noah",
    "Shem",
    "Flood"
  ],
  "executed_domain": "Six C271 positive radius triples, two fixed C268 scales, two fixed C268 anchors, exact C01 reflected48-record target register",
  "controls_modified": false,
  "graph_modified": false,
  "new_source_event_identities_asserted": false,
  "main_result": "Seventy-two chart-image instances yield ten source-hit instances representing eight distinct targets, all inherited C268 matches at radius6. Inner radii add no target matches. Shared stage endpoint requires104(rho−6)=0; the two1300-scale center images remain generated.",
  "scientific_limits": [
    "Charts were calibrated at radius6; finite uniqueness is not independent statistical evidence",
    "Generated status means absence from the held reflected target register only",
    "All six C271 input ancestries remain supported",
    "Seasonal input components become target pair centers; target phase displays come from target source records",
    "No new chronological graph edges, target records, anchors or scales are asserted"
  ],
  "next_proposed_step": "C273",
  "next_step_executed": false
}