Interpret a UUID
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Your input: 01a83513-0e03-8401-87ea-5ce32bd83b97
Various notations:
URN: urn:uuid:01a83513-0e03-8401-87ea-5ce32bd83b97
URI: uuid:01a83513-0e03-8401-87ea-5ce32bd83b97
Microsoft GUID syntax: {01A83513-0E03-8401-87EA-5CE32BD83B97}
C++ struct syntax: { 0x01a83513, 0x0e03, 0x8401, { 0x87, 0xea, 0x5c, 0xe3, 0x2b, 0xd8, 0x3b, 0x97 } }
As OID (ISO/ITU-T 128 bits): 2.25.2202610345399888519625714112224836503
As OID (Microsoft): 1.2.840.113556.1.8000.2554.424.13587.3587.33793.34794.6087467.14171031
As OID (Waterjuice 2x64 bits): 1.3.6.1.4.1.54392.1.119403746081080321.9793742470433487767
As OID (Waterjuice 4x32 bits): 1.3.6.1.4.1.54392.2.27800851.235111425.2280283363.735591319
As OID (Waterjuice 8x16 bits): 1.3.6.1.4.1.54392.3.424.13587.3587.33793.34794.23779.11224.15255
Interpretation of the UUID:
Variant: [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version: [0x8] Custom implementation
Custom data: [0x01a835130e0340107ea5ce32bd83b97]
Custom data block1 (32 bit): [0x01a83513]
Custom data block2 (16 bit): [0x0e03]
Custom data block3 (12 bit): [0x401]
Custom data block4 (14 bit): [0x07ea]
Custom data block5 (48 bit): [0x5ce32bd83b97]
Interpretation of HickelSOFT "SQL Server Sortable Custom UUID", Version 3
Random 16 bits: [0x01a8] 0b0000000110101000
Milliseconds: [0x35] 208 (deviation -2ms..2ms)
Seconds: [0x13] 19
Minute of day: [0x030e] 782 (13:01)
Day of year: [0x014] 20 (Day=20, Month=1)
Unused 2 bits: [0] 0b00
Year: [0x7ea] 2026
Signature: [0x5ce32bd83b97] HickelSOFT "SQL Server Sortable Custom UUID", Version 3 (very likely)
UTC Date Time: 2026-01-20 13:01:19'208 (deviation -2ms..2ms)