Interpret a UUID

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UUID: 
Your input:                      1581de5c-dfe6-4a8e-8f45-6c6aeff78d1d

Various notations:

URN:                             urn:uuid:1581de5c-dfe6-4a8e-8f45-6c6aeff78d1d
URI:                             uuid:1581de5c-dfe6-4a8e-8f45-6c6aeff78d1d
Microsoft GUID syntax:           {1581DE5C-DFE6-4A8E-8F45-6C6AEFF78D1D}
C++ struct syntax:               { 0x1581de5c, 0xdfe6, 0x4a8e, { 0x8f, 0x45, 0x6c, 0x6a, 0xef, 0xf7, 0x8d, 0x1d } }

As OID (ISO/ITU-T 128 bits):     2.25.28588104259450750291766039971861335325
As OID (Microsoft):              1.2.840.113556.1.8000.2554.5505.56924.57318.19086.36677.7105263.16223517
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.1549764237266930318.10323776927365041437
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.360832604.3756411534.2403691626.4025978141
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.5505.56924.57318.19086.36677.27754.61431.36125

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     00010101 10000001 11011110 01011100 11011111 11100110 ????1010 10001110
                                 ??001111 01000101 01101100 01101010 11101111 11110111 10001101 00011101
Random bytes:                    [0x1581de5cdfe6?a8e?f456c6aeff78d1d]