Interpret a UUID
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Your input: 019d978f-dd43-71f8-b933-28456b7960bb
Various notations:
URN: urn:uuid:019d978f-dd43-71f8-b933-28456b7960bb
URI: uuid:019d978f-dd43-71f8-b933-28456b7960bb
Microsoft GUID syntax: {019D978F-DD43-71F8-B933-28456B7960BB}
C++ struct syntax: { 0x019d978f, 0xdd43, 0x71f8, { 0xb9, 0x33, 0x28, 0x45, 0x6b, 0x79, 0x60, 0xbb } }
As OID (ISO/ITU-T 128 bits): 2.25.2147492644529998168598976187906744507
As OID (Microsoft): 1.2.840.113556.1.8000.2554.413.38799.56643.29176.47411.2639211.7954619
As OID (Waterjuice 2x64 bits): 1.3.6.1.4.1.54392.1.116415809529803256.13345054399449882811
As OID (Waterjuice 4x32 bits): 1.3.6.1.4.1.54392.2.27105167.3712184824.3107137605.1803116731
As OID (Waterjuice 8x16 bits): 1.3.6.1.4.1.54392.3.413.38799.56643.29176.47411.10309.27513.24763
Interpretation of the UUID:
Variant: [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version: [0x7] Unix Epoch Time
Timestamp: [0x019d978fdd43] 2026-04-16 18:31:21'155 GMT
Random bits: ????0001 11111000 ??111001 00110011 00101000 01000101 01101011 01111001 01100000 10111011
Random bytes: [0x1f8?93328456b7960bb]