If you are looking for a more formal or a technical breakdown of how these types of files are archived, please let me know:
The Gore Screaming Show is an independent splatter/gore film directed by Minoru Kurata. It is characterized by its "Unrated" status due to extreme depictions of violence, body horror, and transgressive themes typical of the Japanese "Splatter" or "Ero-guro" (erotic-grotesque) subgenres. Analysis of the "Unrated.zip" Context
: It usually includes the full-length feature, often with subtitles (fansubs), as the film had limited official distribution outside of Japan.
Are you writing about and unrated releases?