V.R381 — QA Harmonization Status (Sprint 7H)

Sprint 7H QA harmonization status: (1) Metadata fixes for universe-finiteness and coherence-horizon-cosmology book_refs documented (pending metadata file update). (2) Sector-collapse signature formalized as V.D244 in ch38. (3) Polarized-torus-degeneration triaged: belongs to Books I/II/IV, not V (confirmed by codebase search). (4) Truncation-pipeline coherence consolidated as V.P132 in ch19. (5) All 5 DASHBOARD recommendations addressed.