{
  "number": 394,
  "date": "2026-09-24",
  "title": "Primitive E23-to25 edges: P/J and Mirror compatibility",
  "question": "Which existing P/J pivots and original17K source-corner exchanges support the two sourced E23→25 Noah edges?",
  "authorization": "User authorized next10 bounded steps C394–C403; 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."
}