Interpret a UUID

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UUID: 
Your input:                      3c872f28-3f00-8213-87ea-5ce32bd83b97

Various notations:

URN:                             urn:uuid:3c872f28-3f00-8213-87ea-5ce32bd83b97
URI:                             uuid:3c872f28-3f00-8213-87ea-5ce32bd83b97
Microsoft GUID syntax:           {3C872F28-3F00-8213-87EA-5CE32BD83B97}
C++ struct syntax:               { 0x3c872f28, 0x3f00, 0x8213, { 0x87, 0xea, 0x5c, 0xe3, 0x2b, 0xd8, 0x3b, 0x97 } }

As OID (ISO/ITU-T 128 bits):     2.25.80455596284873196189832862138287799191
As OID (Microsoft):              1.2.840.113556.1.8000.2554.15495.12072.16128.33299.34794.6087467.14171031
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.4361506614033809939.9793742470433487767
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.1015492392.1056997907.2280283363.735591319
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.15495.12072.16128.33299.34794.23779.11224.15255

Interpretation of the UUID:

Variant:                         [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version:                         [0x8] Custom implementation
Custom data:                     [0x3c872f283f0021307ea5ce32bd83b97]
Custom data block1 (32 bit):     [0x3c872f28]
Custom data block2 (16 bit):     [0x3f00]
Custom data block3 (12 bit):     [0x213]
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:                  [0x3c87] 0b0011110010000111
Milliseconds:                    [0x2f] 184 (deviation -2ms..2ms)
Seconds:                         [0x28] 40
Minute of day:                   [0x003f] 63 (01:02)
Day of year:                     [0x132] 306 (Day=2, Month=11)
Unused 2 bits:                   [0] 0b00
Year:                            [0x7ea] 2026
Signature:                       [0x5ce32bd83b97] HickelSOFT "SQL Server Sortable Custom UUID", Version 3 (very likely)
UTC Date Time:                   2026-11-02 01:02:40'184 (deviation -2ms..2ms)

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