Interpret a UUID

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UUID: 
Your input:                      a31c67fa-a89c-45e3-8b6e-6ef0a957f943

Various notations:

URN:                             urn:uuid:a31c67fa-a89c-45e3-8b6e-6ef0a957f943
URI:                             uuid:a31c67fa-a89c-45e3-8b6e-6ef0a957f943
Microsoft GUID syntax:           {A31C67FA-A89C-45E3-8B6E-6EF0A957F943}
C++ struct syntax:               { 0xa31c67fa, 0xa89c, 0x45e3, { 0x8b, 0x6e, 0x6e, 0xf0, 0xa9, 0x57, 0xf9, 0x43 } }

As OID (ISO/ITU-T 128 bits):     2.25.216811656572392471263648635909012191555
As OID (Microsoft):              1.2.840.113556.1.8000.2554.41756.26618.43164.17891.35694.7270569.5765443
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.11753383453798450659.10047089798622476611
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.2736547834.2828813795.2339270384.2841114947
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.41756.26618.43164.17891.35694.28400.43351.63811

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     10100011 00011100 01100111 11111010 10101000 10011100 ????0101 11100011
                                 ??001011 01101110 01101110 11110000 10101001 01010111 11111001 01000011
Random bytes:                    [0xa31c67faa89c?5e3?b6e6ef0a957f943]