Interpret a UUID
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Your input: 019f91af-fe36-7ec1-8341-5470cf08d0a9
Various notations:
URN: urn:uuid:019f91af-fe36-7ec1-8341-5470cf08d0a9
URI: uuid:019f91af-fe36-7ec1-8341-5470cf08d0a9
Microsoft GUID syntax: {019F91AF-FE36-7EC1-8341-5470CF08D0A9}
C++ struct syntax: { 0x019f91af, 0xfe36, 0x7ec1, { 0x83, 0x41, 0x54, 0x70, 0xcf, 0x08, 0xd0, 0xa9 } }
As OID (ISO/ITU-T 128 bits): 2.25.2157758089287996031047925966964314281
As OID (Microsoft): 1.2.840.113556.1.8000.2554.415.37295.65078.32449.33601.5533903.577705
As OID (Waterjuice 2x64 bits): 1.3.6.1.4.1.54392.1.116972300405210817.9457933535941284009
As OID (Waterjuice 4x32 bits): 1.3.6.1.4.1.54392.2.27234735.4264984257.2202096752.3473461417
As OID (Waterjuice 8x16 bits): 1.3.6.1.4.1.54392.3.415.37295.65078.32449.33601.21616.53000.53417
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: ????1110 11000001 ??000011 01000001 01010100 01110000 11001111 00001000 11010000 10101001
Random bytes: [0xec1?3415470cf08d0a9]
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