# 43 36 34 20 43 41 52 54 52 49 44 47 45 20 20 20 — File format magic numbers

For 43 36 34 20 43 41 52 54 52 49 44 47 45 20 20 20, offset is 0; extension is crt; format is Commodore 64 cartridge image, recorded from its source on 2026-08-03.

- **Hex signature:** 43 36 34 20 43 41 52 54 52 49 44 47 45 20 20 20 _(unconfirmed — we could not tie this to the quote below)_
- **Offset:** 0 _(unconfirmed — we could not tie this to the quote below)_
- **Extension:** crt
- **Format:** Commodore 64 cartridge image

## What the source says

> crt | <https://en.wikipedia.org/wiki/Commodore_64> Commodore 64 cartridge image

## Source

- https://en.wikipedia.org/wiki/List_of_file_signatures

Last verified: 2026-08-03. Review by: 2027-08-03.
Part of [File format magic numbers](https://referencesource.org/file-format-signatures/).