{
  "completed_step": "C340",
  "next_proposed_step": "C341",
  "question": "Verify the exact phase and map conditions for the Noah-held duration ladder: use only existing quarter-year components, test mismatched-component controls, and determine whether one affine map can preserve the source Noah lifespan or both seasonal Noah components.",
  "reason_selected_after_current_result": "C340 unifies the death partition and expansion ladder, but its additive950 terms could be misread as a fixed biography under E. An exact map audit will distinguish duration identities, componentwise comparison and a whole-time-axis transformation.",
  "executed": false,
  "authorization_remaining": 3,
  "fixed_scope": "Mirror/529; regular Gears Noah/Shem/Flood only; SP companion local. Fixed source inputs, no canonical/graph changes."
}