{
  "step": "C302",
  "status": "passed",
  "assertions_passed": 9,
  "checks": [
    "twelve labeled complete segments",
    "eight coordinate segments",
    "all three differences600",
    "complete segment families4MT5SP3LXX",
    "LXX seven indices missing1",
    "gap lower exists upper absent",
    "four unpaired Flood-close labels",
    "no upper3057 anywhere in held register",
    "same phase600 identity"
  ],
  "source_checks_passed": 7,
  "source_checks": [
    "frozen input PREVIOUS_CERTIFICATE.json",
    "frozen input PREVIOUS_RESULTS.json",
    "frozen input PREVIOUS_CHECKPOINT.md",
    "frozen input C301_DATA.json",
    "frozen input C286_DATA.json",
    "predecessor binding PREVIOUS_RESULTS.json",
    "predecessor binding PREVIOUS_CHECKPOINT.md"
  ],
  "canonical_or_graph_edits": false,
  "new_independent_agent_review": false
}