Interpret a UUID
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Your input: 019f91af-fe36-7b5d-be45-8b7018ffcc0a
Various notations:
URN: urn:uuid:019f91af-fe36-7b5d-be45-8b7018ffcc0a
URI: uuid:019f91af-fe36-7b5d-be45-8b7018ffcc0a
Microsoft GUID syntax: {019F91AF-FE36-7B5D-BE45-8B7018FFCC0A}
C++ struct syntax: { 0x019f91af, 0xfe36, 0x7b5d, { 0xbe, 0x45, 0x8b, 0x70, 0x18, 0xff, 0xcc, 0x0a } }
As OID (ISO/ITU-T 128 bits): 2.25.2157758089287980023526654405303585802
As OID (Microsoft): 1.2.840.113556.1.8000.2554.415.37295.65078.31581.48709.9138200.16763914
As OID (Waterjuice 2x64 bits): 1.3.6.1.4.1.54392.1.116972300405209949.13710517954171358218
As OID (Waterjuice 4x32 bits): 1.3.6.1.4.1.54392.2.27234735.4264983389.3192228720.419417098
As OID (Waterjuice 8x16 bits): 1.3.6.1.4.1.54392.3.415.37295.65078.31581.48709.35696.6399.52234
Interpretation of the UUID:
Variant: [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version: [0x7] Unix Epoch Time
Timestamp: [0x019f91affe36] 2026-07-24 01:14:18'038 GMT
Random bits: ????1011 01011101 ??111110 01000101 10001011 01110000 00011000 11111111 11001100 00001010
Random bytes: [0xb5d?e458b7018ffcc0a]
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