compressed file (often tar zip) using Lempel-Ziv-Welch algorithm — file signature 1F 9D at offset 0

For compressed file (often tar zip) using Lempel-Ziv-Welch algorithm, hex signature is 1F 9D; offset is 0; extension is z tar.z, verified against its source on 2026-09-22.

What the source says

1F 9D | ␟□ | 0 | z tar.z | compressed file (often tar zip) using Lempel-Ziv-Welch algorithm |

— en.wikipedia.org, retrieved 2026-09-22

Source

• en.wikipedia.orghttps://en.wikipedia.org/wiki/List_of_file_signatures

Last verified against source: 2026-09-22. Due for re-check by 2027-09-22. This page as Markdown · OKF bundle · full dataset as JSON.