{
  "step": "C269",
  "date": "2026-09-24",
  "question": "Trace the exact LXX closing source pairs through retained source-labeled paths and distinguish those paths from C268 affine charts",
  "initial_members": {
    "Flood_close": 5283,
    "Shem_close": 5883,
    "N02_cumulative": 5287,
    "N04_cumulative": 5285,
    "N02_Creation": 4419,
    "N04_Creation": 4417
  },
  "core_tests": [
    "868 attachment subdivisions at the exact Flood closing boundary",
    "Selected stored C127 directed edges versus source-supported subdivisions not stored as edges",
    "N04 stored598 plus closing2 equals same-index600",
    "Inherited C09 translation7745 and old2462 failure",
    "Compatibility limits of C268 charts with source attachments"
  ],
  "selective_dependency_recovery": "C254 selector7 is already completed and supplies the closing Flood17K route; use it to avoid interpreting the older C18 exact13K failure or C127 node absence as no later source path",
  "additional_bounded_integration": "Compare inherited N04 Shem-close17K edge with C254 Flood-close17K path, using only their four existing source endpoints",
  "not_executed": [
    "Any new event-register search",
    "Any wider selector or Gear campaign",
    "Any graph or canonical mutation",
    "C270"
  ],
  "status": "finite domain declared before new verifier execution"
}