{
  "number": 381,
  "date": "2026-09-24",
  "title": "Paired source-path compatibility with the17K rectangle",
  "question": "Can two consecutive common P/J repairs preserve the original cross-field529 conditions?",
  "authorization": "User authorized next10 bounded steps C374–C383; next question reassessed after each completed result.",
  "scope": "Mirror/529; regular Gears Noah/Shem/Flood only; SP companion local. Fixed source inputs, no canonical/graph changes."
}