Interpret a UUID

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UUID: 
Your input:                      550fca0b-eeca-4ef0-a615-b4312d1b6b63

Various notations:

URN:                             urn:uuid:550fca0b-eeca-4ef0-a615-b4312d1b6b63
URI:                             uuid:550fca0b-eeca-4ef0-a615-b4312d1b6b63
Microsoft GUID syntax:           {550FCA0B-EECA-4EF0-A615-B4312D1B6B63}
C++ struct syntax:               { 0x550fca0b, 0xeeca, 0x4ef0, { 0xa6, 0x15, 0xb4, 0x31, 0x2d, 0x1b, 0x6b, 0x63 } }

As OID (ISO/ITU-T 128 bits):     2.25.113066362086747605042399101123028544355
As OID (Microsoft):              1.2.840.113556.1.8000.2554.21775.51723.61130.20208.42517.11809069.1796963
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.6129339770474221296.11967669708110130019
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.1427098123.4006235888.2786440241.756771683
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.21775.51723.61130.20208.42517.46129.11547.27491

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     01010101 00001111 11001010 00001011 11101110 11001010 ????1110 11110000
                                 ??100110 00010101 10110100 00110001 00101101 00011011 01101011 01100011
Random bytes:                    [0x550fca0beeca?ef0?615b4312d1b6b63]