Interpret a UUID

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UUID: 
Your input:                      d554f81a-2c9c-4bde-b840-722df1c549dd

Various notations:

URN:                             urn:uuid:d554f81a-2c9c-4bde-b840-722df1c549dd
URI:                             uuid:d554f81a-2c9c-4bde-b840-722df1c549dd
Microsoft GUID syntax:           {D554F81A-2C9C-4BDE-B840-722DF1C549DD}
C++ struct syntax:               { 0xd554f81a, 0x2c9c, 0x4bde, { 0xb8, 0x40, 0x72, 0x2d, 0xf1, 0xc5, 0x49, 0xdd } }

As OID (ISO/ITU-T 128 bits):     2.25.283566748149624228580384583887029094877
As OID (Microsoft):              1.2.840.113556.1.8000.2554.54612.63514.11420.19422.47168.7482865.12929501
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.15372184219423624158.13276737243143555549
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.3579115546.748440542.3091231277.4056238557
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.54612.63514.11420.19422.47168.29229.61893.18909

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     11010101 01010100 11111000 00011010 00101100 10011100 ????1011 11011110
                                 ??111000 01000000 01110010 00101101 11110001 11000101 01001001 11011101
Random bytes:                    [0xd554f81a2c9c?bde?840722df1c549dd]