A DXF importer copied a rough 2 mm contour match into manufacturing identity, so two valid doors 1 to 2 mm apart could swap order-row identities and fail the strict cut check.
From the Grok pain-radar digest, Oct 24-25 2026 (Oct 24 evening to Oct 25 morning slots). Verified live 2026-10-25: issue/PR read on GitHub; title and state confirmed.