KSUID decoder & generator
A 27-character, base62-encoded identifier introduced by Segment. The first 4 bytes are unix seconds since the KSUID epoch (1400000000); the remaining 16 bytes are random payload.
ksuid
decoded
- created at
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- unix seconds
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- relative
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- payload (hex)
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about KSUID
KSUID = K-Sortable Unique IDentifier.
20 bytes total: 4 bytes unix-seconds-since-2014 + 16 bytes random payload.
Base62-encoded into 27 ASCII characters - URL-safe, no special chars, lexicographically sortable by time.
Won't overflow until year 2150.
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