Interpret a UUID

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UUID:
Your input:                      6921e223-a57d-4719-821f-c61ea5401680

Various notations:

URN:                             urn:uuid:6921e223-a57d-4719-821f-c61ea5401680
URI:                             uuid:6921e223-a57d-4719-821f-c61ea5401680
Microsoft GUID syntax:           {6921E223-A57D-4719-821F-C61EA5401680}
C++ struct syntax:               { 0x6921e223, 0xa57d, 0x4719, { 0x82, 0x1f, 0xc6, 0x1e, 0xa5, 0x40, 0x16, 0x80 } }

As OID (ISO/ITU-T 128 bits):     2.25.139744872002520407349947956919237875328
As OID (Microsoft):              1.2.840.113556.1.8000.2554.26913.57891.42365.18201.33311.12983973.4200064
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.7575584690942068505.9376430784132421248
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.1763828259.2776450841.2183120414.2772440704
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.26913.57891.42365.18201.33311.50718.42304.5760

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     01101001 00100001 11100010 00100011 10100101 01111101 ????0111 00011001
                                 ??000010 00011111 11000110 00011110 10100101 01000000 00010110 10000000
Random bytes:                    [0x6921e223a57d?719?21fc61ea5401680]

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