User-requested 25 October 2026 frozen research update: 220 comparison endpoints, separate magnet tracks, exact-CIF magnetic results, failed confirmations, ten newly closed designs, two finite mode diagnostics and four separately pending Orb endpoints. Orb/Ouro screening; no synthesis or hard-magnet guarantee. SHA256 ff6706dbee1568aa877b62c179647e72fecabb1e3780cc4ad34d59b31649a813