Represents a patch or build number, typically reserved for bug fixes and stability improvements.

Represents a minor version, usually adding new features or content.

The "-pc" suffix denotes that the contents are compiled specifically for Windows (or occasionally Linux/macOS). Unlike source code, which is readable by humans, this ZIP file contains the executable binaries (.exe) and asset packs (textures, audio, scripts) required to run the program immediately on a desktop computer.

The file serves as a snapshot in the lifecycle of a software project. In the world of independent development, such files are the primary way creators share their progress with testers or players.

Indicates the software is not yet "feature complete" or ready for a full 1.0 release.

While the name "Cockham" may refer to a specific setting, character, or title, the file itself is a milestone. It marks a transition from a developer’s private code to a functional, playable experience shared with a digital community.