Interpret a UUID

Back

UUID: 
Your input:                      45e50e04-4800-8300-87ea-5ce32bd83b97

Various notations:

URN:                             urn:uuid:45e50e04-4800-8300-87ea-5ce32bd83b97
URI:                             uuid:45e50e04-4800-8300-87ea-5ce32bd83b97
Microsoft GUID syntax:           {45E50E04-4800-8300-87EA-5CE32BD83B97}
C++ struct syntax:               { 0x45e50e04, 0x4800, 0x8300, { 0x87, 0xea, 0x5c, 0xe3, 0x2b, 0xd8, 0x3b, 0x97 } }

As OID (ISO/ITU-T 128 bits):     2.25.92906051982694311284679299796569701271
As OID (Microsoft):              1.2.840.113556.1.8000.2554.17893.3588.18432.33536.34794.6087467.14171031
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.5036447169834418944.9793742470433487767
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.1172639236.1207993088.2280283363.735591319
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.17893.3588.18432.33536.34794.23779.11224.15255

Interpretation of the UUID:

Variant:                         [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version:                         [0x8] Custom implementation
Custom data:                     [0x45e50e04480030007ea5ce32bd83b97]
Custom data block1 (32 bit):     [0x45e50e04]
Custom data block2 (16 bit):     [0x4800]
Custom data block3 (12 bit):     [0x300]
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:                  [0x45e5] 0b0100010111100101
Milliseconds:                    [0x0e] 55 (deviation -2ms..2ms)
Seconds:                         [0x04] 4
Minute of day:                   [0x0048] 72 (01:11)
Day of year:                     [0x003] 3 (Day=3, 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:                   2026-01-03 01:11:04'055 (deviation -2ms..2ms)