Interpret a UUID
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Your input: 01a199c7-e8d7-7a21-9d56-2e931d00a8bb
Various notations:
URN: urn:uuid:01a199c7-e8d7-7a21-9d56-2e931d00a8bb
URI: uuid:01a199c7-e8d7-7a21-9d56-2e931d00a8bb
Microsoft GUID syntax: {01A199C7-E8D7-7A21-9D56-2E931D00A8BB}
C++ struct syntax: { 0x01a199c7, 0xe8d7, 0x7a21, { 0x9d, 0x56, 0x2e, 0x93, 0x1d, 0x00, 0xa8, 0xbb } }
As OID (ISO/ITU-T 128 bits): 2.25.2168306837143740243835228081153419451
As OID (Microsoft): 1.2.840.113556.1.8000.2554.417.39367.59607.31265.40278.3052317.43195
As OID (Waterjuice 2x64 bits): 1.3.6.1.4.1.54392.1.117544149172320801.11337300321333455035
As OID (Waterjuice 4x32 bits): 1.3.6.1.4.1.54392.2.27367879.3906435617.2639670931.486582459
As OID (Waterjuice 8x16 bits): 1.3.6.1.4.1.54392.3.417.39367.59607.31265.40278.11923.7424.43195
Interpretation of the UUID:
Variant: [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version: [0x7] Unix Epoch Time
Timestamp: [0x01a199c7e8d7] 2026-11-02 01:02:57'751 GMT
Random bits: ????1010 00100001 ??011101 01010110 00101110 10010011 00011101 00000000 10101000 10111011
Random bytes: [0xa21?d562e931d00a8bb]
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