When 7-Zip creates a "split" archive, it divides the total data into sequentially numbered volumes:
It creates 3 parts: * 7z. 001: 32 bytes : Start Header. * 7z. 002: 2968 bytes : start of Compressed Data. * 7z. 003: 81898 bytes : How To Use 7-Zip To Compress & Extract Files - Step By Step OK.7z.003
: The first part, typically containing the archive header and index of files. When 7-Zip creates a "split" archive, it divides
: The second part, containing the next block of compressed data. 002: 2968 bytes : start of Compressed Data
The file is the third volume of a multi-part compressed archive created with 7-Zip . It is not a standalone file; rather, it contains a specific segment of data from a larger archive that was split into smaller pieces to facilitate easier sharing or storage. Understanding Split 7z Archives