{
  "number": 363,
  "date": "2026-09-24",
  "title": "Shem lifespan and 529 source-comparison synthesis",
  "question": "Consolidate C354–C362 with an alternate source-join implementation and verified recovery; leave C364 unexecuted.",
  "authorization": "User authorized next10 bounded steps C354–C363; 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."
}