TECH

Ask HN: We just had an actual UUID v4 collision...

Hacker News · Fri, 08 May 2026 07:57:14 GMT

I know what you're thinking... and I still can't believe it, but... This morning, our database flagged a duplicate UUID (v4). I checked, thinking it may have been a double-insert bug or something, but no. The original UUID was from a record added in 2025 (about a year ago), and t

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