{
  "number": 388,
  "date": "2026-09-24",
  "title": "Finite E/J strip composition and source boundaries",
  "question": "Do the four E/J squares compose over the recorded two-edge paths, and do other P/J words have the same whole-map meaning?",
  "authorization": "User authorized next10 bounded steps C384–C393; 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."
}