{
  "completed_step": "C353",
  "next_proposed_step": "C354",
  "question": "Audit the same598→600 comparison on existing adjacent-Gear Shem birth/death pairs in the frozen regular Noah/Shem/Flood register, keeping contexts and matched SP rails explicit. Determine whether any pair connects to the retained529/E endpoint relations; add no source endpoints, phases, anchors or broader Gear scope.",
  "reason_selected_after_current_result": "The Noah/Flood gap rule and its cumulative counterpart are now bounded. Shem’s separately sourced600 lifespan offers the next role-qualified comparison, allowing a direct test of structural reuse without repeating the completed Noah/Flood census. This is proposed only; authorization ends at C353.",
  "executed": false,
  "authorization_remaining": 0,
  "fixed_scope": "Mirror/529; regular Gears Noah/Shem/Flood only; SP companion local. Fixed source inputs, no canonical/graph changes."
}