An agent merge add left a second body because a picked face sat at z equal to 10.000000000000002, so a touching cylinder never fused. The fix sinks every boss 0.1 mm into the part.
From the Grok pain-radar digests, Nov 1-2 2026 (Nov 1 8:41 AM ET through Nov 2 7:41 AM ET digests plus the Haitch editions). Verified live 2026-11-02: issue/PR read; title and state confirmed.