Chapter 10 Reference 54

Universally Unique Lexicographically Sortable Identifier

Alizain Feerasta

2016 github.com

Open the original at github.com

As cited in DDIA

Alizain Feerasta. "Universally Unique Lexicographically Sortable Identifier." github.com, 2016. Archived at perma.cc/NV2Y-ZP8U

How the page describes itself

GitHub - ulid/spec: The canonical spec for ulid · GitHub

The canonical spec for ulid. Contribute to ulid/spec development by creating an account on GitHub.

From the page's own metadata at github.com, 2026-10-04.

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Status: Link checked and reachable (HTTP 200)
Format: text/html
Size: 0.3 MB
Last checked: 2026-10-04

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Identifiers and archived copies

perma.cc: https://perma.cc/NV2Y-ZP8U