Interpret a UUID

Back

UUID: 
Your input:                      ca2e1d2f-dc00-8203-87ea-5ce32bd83b97

Various notations:

URN:                             urn:uuid:ca2e1d2f-dc00-8203-87ea-5ce32bd83b97
URI:                             uuid:ca2e1d2f-dc00-8203-87ea-5ce32bd83b97
Microsoft GUID syntax:           {CA2E1D2F-DC00-8203-87EA-5CE32BD83B97}
C++ struct syntax:               { 0xca2e1d2f, 0xdc00, 0x8203, { 0x87, 0xea, 0x5c, 0xe3, 0x2b, 0xd8, 0x3b, 0x97 } }

As OID (ISO/ITU-T 128 bits):     2.25.268743492785735068599820253239518444439
As OID (Microsoft):              1.2.840.113556.1.8000.2554.51758.7471.56320.33283.34794.6087467.14171031
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.14568613935981822467.9793742470433487767
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.3392019759.3691020803.2280283363.735591319
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.51758.7471.56320.33283.34794.23779.11224.15255

Interpretation of the UUID:

Variant:                         [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version:                         [0x8] Custom implementation
Custom data:                     [0xca2e1d2fdc0020307ea5ce32bd83b97]
Custom data block1 (32 bit):     [0xca2e1d2f]
Custom data block2 (16 bit):     [0xdc00]
Custom data block3 (12 bit):     [0x203]
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:                  [0xca2e] 0b1100101000101110
Milliseconds:                    [0x1d] 114 (deviation -2ms..2ms)
Seconds:                         [0x2f] 47
Minute of day:                   [0x00dc] 220 (03:39)
Day of year:                     [0x032] 50 (Day=19, Month=2)
Unused 2 bits:                   [0] 0b00
Year:                            [0x7ea] 2026
Signature:                       [0x5ce32bd83b97] HickelSOFT "SQL Server Sortable Custom UUID", Version 3 (very likely)
UTC Date Time:                   2026-02-19 03:39:47'114 (deviation -2ms..2ms)