Human_Hepar.jpg: Suseno, public-domain release. https://commons.wikimedia.org/wiki/File:Human_Hepar.jpg
Gallenblase.jpg: Hic et nunc, Creative Commons Attribution-ShareAlike 3.0 Unported. https://commons.wikimedia.org/wiki/File:Gallenblase.jpg
License: https://creativecommons.org/licenses/by-sa/3.0/
Original photographs are embedded unchanged. Tissue-only UV windows select surface appearance; no claim of calibrated albedo or patient-matched textures.

Image_skin_texture.jpg (distributed as human-skin.jpg): Anonymous / Pixnio, CC0 1.0. https://commons.wikimedia.org/wiki/File:Image_skin_texture.jpg
https://creativecommons.org/publicdomain/zero/1.0/
Original photograph unchanged; region selected with UV transform. Body site unspecified by source.

Generated adipose and skeletal-muscle material maps: LifeCode / OpenAI image generation, CC-BY-4.0. AI-generated illustrations, not patient photographs. Exact prompts and hashes in generated-provenance.json.
