Interpret a UUID
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Your input: 01a1a99c-cfa0-7419-a785-4125dcc2bf77
Various notations:
URN: urn:uuid:01a1a99c-cfa0-7419-a785-4125dcc2bf77
URI: uuid:01a1a99c-cfa0-7419-a785-4125dcc2bf77
Microsoft GUID syntax: {01A1A99C-CFA0-7419-A785-4125DCC2BF77}
C++ struct syntax: { 0x01a1a99c, 0xcfa0, 0x7419, { 0xa7, 0x85, 0x41, 0x25, 0xdc, 0xc2, 0xbf, 0x77 } }
As OID (ISO/ITU-T 128 bits): 2.25.2168627941082765910544039270284443511
As OID (Microsoft): 1.2.840.113556.1.8000.2554.417.43420.53152.29721.42885.4269532.12762999
As OID (Waterjuice 2x64 bits): 1.3.6.1.4.1.54392.1.117561556251735065.12071126007109828471
As OID (Waterjuice 4x32 bits): 1.3.6.1.4.1.54392.2.27371932.3483399193.2810528037.3703750519
As OID (Waterjuice 8x16 bits): 1.3.6.1.4.1.54392.3.417.43420.53152.29721.42885.16677.56514.49015
Interpretation of the UUID:
Variant: [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version: [0x7] Unix Epoch Time
Timestamp: [0x01a1a99ccfa0] 2026-11-05 02:49:48'704 GMT
Random bits: ????0100 00011001 ??100111 10000101 01000001 00100101 11011100 11000010 10111111 01110111
Random bytes: [0x419?7854125dcc2bf77]
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