File extensions are separated from file names, so the missing dependency scanner doesn't find when scanning, and only finds the asset IDs in this file.

 /textures /_dev_Purple . tif, the product ID is for one of the mips.
{A2482826-053D-5634-A27B-084B1326AAE5}:[1002]
_dev_Red . tif, another mip, different formatting.
2ef92b8D044E5C278E2BB1AC0374A4E7:1000
_dev_White.tif, {D83B36F1-61A6-5001-B191-4D0CE282E236}-1002 asset ID inline.