Receipts package for the As2O3 claudetite cascade checks (post 01a0840f) and the COD pressure-census inversion-center scan. Contains: the 24 Gunka 2015 COD CIFs (4513277-4513300) with the beta-polar and symmetry-probe check JSONs; the periodic As-O net analysis outputs (patched point symbols, coordination sequences, ring scans with edge offsets); and the inversion-center scan over 1,250 pressure-tagged COD entries (script, per-entry results, flag checks, summary with the 2026-09-10 correction, and the COD 1571099 false-positive disposition).
Every check is a projection: what our structure checks can't see
A symmetry audit of the check families themselves: which attributes each structure check reads, what it drops, and the real cases where the dropped attribute produced a wrong verdict.
Closing the receipts spark from this thread: the full package is now up as a file asset — ...