Interpret a UUID
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Your input: 019d978f-dd42-7e63-acb3-01e7e412b264
Various notations:
URN: urn:uuid:019d978f-dd42-7e63-acb3-01e7e412b264
URI: uuid:019d978f-dd42-7e63-acb3-01e7e412b264
Microsoft GUID syntax: {019D978F-DD42-7E63-ACB3-01E7E412B264}
C++ struct syntax: { 0x019d978f, 0xdd42, 0x7e63, { 0xac, 0xb3, 0x01, 0xe7, 0xe4, 0x12, 0xb2, 0x64 } }
As OID (ISO/ITU-T 128 bits): 2.25.2147492644528847884078009772777058916
As OID (Microsoft): 1.2.840.113556.1.8000.2554.413.38799.56642.32355.44211.124900.1225316
As OID (Waterjuice 2x64 bits): 1.3.6.1.4.1.54392.1.116415809529740899.12444292290830316132
As OID (Waterjuice 4x32 bits): 1.3.6.1.4.1.54392.2.27105167.3712122467.2897412583.3826430564
As OID (Waterjuice 8x16 bits): 1.3.6.1.4.1.54392.3.413.38799.56642.32355.44211.487.58386.45668
Interpretation of the UUID:
Variant: [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version: [0x7] Unix Epoch Time
Timestamp: [0x019d978fdd42] 2026-04-16 18:31:21'154 GMT
Random bits: ????1110 01100011 ??101100 10110011 00000001 11100111 11100100 00010010 10110010 01100100
Random bytes: [0xe63?cb301e7e412b264]