# 67 6c 54 46 — File format magic numbers

For 67 6c 54 46, offset is 0; extension is glb; format is glTF file, verified against its source on 2026-08-03.

- **Hex signature:** 67 6c 54 46
- **Offset:** 0
- **Extension:** glb
- **Format:** glTF file

## What the source says

> 67 6c 54 46 | glTF | 0 | glb | Binary <https://en.wikipedia.org/wiki/GlTF> glTF file [ 101 ] |

## 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/).