Interpret a UUID

Back

Your input:                      39871005-7004-8006-87ea-5ce32bd83b97

Various notations:

URN:                             urn:uuid:39871005-7004-8006-87ea-5ce32bd83b97
URI:                             uuid:39871005-7004-8006-87ea-5ce32bd83b97
Microsoft GUID syntax:           {39871005-7004-8006-87EA-5CE32BD83B97}
C++ struct syntax:               { 0x39871005, 0x7004, 0x8006, { 0x87, 0xea, 0x5c, 0xe3, 0x2b, 0xd8, 0x3b, 0x97 } }

As OID (ISO/ITU-T 128 bits):     2.25.76467280785004638870070211005317135255
As OID (Microsoft):              1.2.840.113556.1.8000.2554.14727.4101.28676.32774.34794.6087467.14171031
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.4145299597558054918.9793742470433487767
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.965152773.1879343110.2280283363.735591319
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.14727.4101.28676.32774.34794.23779.11224.15255

Interpretation of the UUID:

Variant:                         [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version:                         [0x8] Custom implementation
Custom data:                     [0x39871005700400607ea5ce32bd83b97]
Custom data block1 (32 bit):     [0x39871005]
Custom data block2 (16 bit):     [0x7004]
Custom data block3 (12 bit):     [0x006]
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:                  [0x3987] 0b0011100110000111
Milliseconds:                    [0x10] 63 (deviation -2ms..2ms)
Seconds:                         [0x05] 5
Minute of day:                   [0x0470] 1136 (18:55)
Day of year:                     [0x060] 96 (Day=6, Month=4)
Unused 2 bits:                   [0] 0b00
Year:                            [0x7ea] 2026
Signature:                       [0x5ce32bd83b97] HickelSOFT "SQL Server Sortable Custom UUID", Version 3 (very likely)
UTC Date Time:                   2026-04-06 18:55:05'063 (deviation -2ms..2ms)