Interprete a UUID

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UUID: 
Your input:                      1a3d66a5-8a3c-4e53-a3f6-cf374a6b20ff

Various notations:

URN:                             urn:uuid:1a3d66a5-8a3c-4e53-a3f6-cf374a6b20ff
URI:                             uuid:1a3d66a5-8a3c-4e53-a3f6-cf374a6b20ff
Microsoft GUID syntax:           {1A3D66A5-8A3C-4E53-A3F6-CF374A6B20FF}
C++ struct syntax:               { 0x1a3d66a5, 0x8a3c, 0x4e53, { 0xa3, 0xf6, 0xcf, 0x37, 0x4a, 0x6b, 0x20, 0xff } }

As OID (ISO/ITU-T 128 bits):     2.25.34878739919986661296841067091307733247
As OID (Microsoft):              1.2.840.113556.1.8000.2554.6717.26277.35388.20051.41974.13580106.7020799
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.1890780279740321363.11814858508831760639
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.440231589.2319208019.2750861111.1248534783
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.6717.26277.35388.20051.41974.53047.19051.8447

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     00011010 00111101 01100110 10100101 10001010 00111100 ????1110 01010011
                                 ??100011 11110110 11001111 00110111 01001010 01101011 00100000 11111111
Random bytes:                    [0x1a3d66a58a3c?e53?3f6cf374a6b20ff]