Fang Fang Kang (2024), models.zip, version 1. https://doi.org/10.6084/m9.figshare.24591537.v1 Related article: Shi H, Kang FF, Liu Q (2024), PeerJ 12:e17456. https://doi.org/10.7717/peerj.17456 License: Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/ DentalKnowledgeBase changes: allowlisted STEP tessellation, welded coordinates, computed normals, Float32 browser packaging and display materials. Source coordinates retained; no anatomical corrections or source endorsement claimed. Research preview; human academic/release review pending. See manifest for exact hashes, conversion parameters and limitations.