{
  "step": "C268",
  "date": "2026-09-24",
  "status": "completed",
  "title": "The LXX seasonal bracket meets the13x529 chain",
  "previous_certificate_sha256": "504c1ae201ece6bfa4639ff7ab0faa274213786887b94e4728e25cf7f0a5fdec",
  "source_manifest_sha256": "1bf3943881595efc7b5a240251f432c0832e7fbe2c35cdc323bcf00f5dc2c6fe",
  "report_sha256": "9b341c66ebb9dbfea63151e42207a3db2c657b2ae2640aff6fce495d2a3af1a6",
  "checkpoint_sha256": "ce3c4f1797f9aad77eb73e79e3f400a394c1df3eef61980cdaf9120dceecc4a6",
  "results_sha256": "bda3914aa82cf084485fda5856f29c2ed599ed0c66465ff4af55e5bb14471fc6",
  "replay_sha256": "da4be95e5a7f237c4cacc1813663dd4b8e003017318a4dc2939594955e08af1a",
  "control_integrity_sha256": "836151bf12f9d229eae2bd082a053372b348f12cd8d91e13be3e23f97d559443",
  "assertions_passed": 127,
  "replayed_output_files": 6,
  "regular_Gear_scope": [
    "Noah",
    "Shem",
    "Flood"
  ],
  "controls_modified": false,
  "graph_modified": false,
  "new_source_event_identities_asserted": false,
  "main_result": "The LXX inner/center/outer bracket maps at scale1196 to the sourced299+299 segment, and at scale1300 to the325+325 segment with generated midpoint; their scale ratio is25/23",
  "scientific_limits": [
    "Local seasonal components map to target pair centers, with target phases restored separately",
    "One scale requires a generated nonseasonal local preimage to represent all three macro stages",
    "Local reflection maps to reflection about Creation; global Mirror requires the reflected target anchor",
    "Affine compatibility does not establish a common source path or historical event identity"
  ],
  "next_proposed_step": "C269",
  "next_step_executed": false
}