{
  "number": 319,
  "date": "2026-09-24",
  "title": "Four-case sensitivity of the paired two-year selections",
  "question": "Which17K and all-K relations require the coupled annual and Gear selections?",
  "authorization": "User authorized next10 bounded steps C314–C323; 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."
}