: This is the primary filename. While this specific naming convention is often associated with specialized datasets, 3D model assets (like those for MikuMikuDance or game engines), or private distribution archives, there is no public "article" or documentation widely available for this specific ID.
: This signifies it is a "split" archive. Large files are often split into smaller chunks to make them easier to upload or store. How to open this file SS-AngSS-002_v.7z.002
: Download 7-Zip (Windows) or Keka (macOS). : This is the primary filename