Interpret a UUID

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UUID: 
Your input:                      e91ec974-776b-4772-a0ad-2e0205b1401d

Various notations:

URN:                             urn:uuid:e91ec974-776b-4772-a0ad-2e0205b1401d
URI:                             uuid:e91ec974-776b-4772-a0ad-2e0205b1401d
Microsoft GUID syntax:           {E91EC974-776B-4772-A0AD-2E0205B1401D}
C++ struct syntax:               { 0xe91ec974, 0x776b, 0x4772, { 0xa0, 0xad, 0x2e, 0x02, 0x05, 0xb1, 0x40, 0x1d } }

As OID (ISO/ITU-T 128 bits):     2.25.309869977915397037489827231634704908317
As OID (Microsoft):              1.2.840.113556.1.8000.2554.59678.51572.30571.18290.41133.3015173.11616285
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.16798085162195437426.11577960803259727901
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.3911108980.2003519346.2695704066.95502365
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.59678.51572.30571.18290.41133.11778.1457.16413

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     11101001 00011110 11001001 01110100 01110111 01101011 ????0111 01110010
                                 ??100000 10101101 00101110 00000010 00000101 10110001 01000000 00011101
Random bytes:                    [0xe91ec974776b?772?0ad2e0205b1401d]