{
  "number": 277,
  "title": "Coverage of the cross-index598 alignment",
  "slug": "598_Alignment_Coverage",
  "question": "Which of the six C271 bindings support both regular counterparts of H_j=F_(j-2)?",
  "date": "2026-09-24",
  "scope": "Mirror and529; regular Gears Noah/Shem/Flood only; no canonical or graph changes",
  "source_qualifications": "Retain phase ancestry, profile/state/frame and event identity; generated coordinates do not add events.",
  "research_authorization": "Sequential batch through C310; reassess after every step"
}