UUID

Universally unique identifier (UUID) : an octet string of 16 octets (128 bits).

• defined by
  • ISO/IEC 11578:1996 Information technology -- Open Systems Interconnection -- Remote Procedure Call (RPC)
  • ITU-T Rec X.667 // http://itu.int/ITU-T/X.667
  • ISO/IEC 9834-8
    • ISO/IEC 9834-8:2005 Information technology -- Open Systems Interconnection -- Procedures for the operation of OSI Registration Authorities: Generation and registration of Universally Unique Identifiers (UUIDs) and their use as ASN.1 Object Identifier components
    • ISO/IEC 9834-8:2008 Information technology -- Open Systems Interconnection -- Procedures for the operation of OSI Registration Authorities: Generation and registration of Universally Unique Identifiers (UUIDs) and their use as ASN.1 Object Identifier components
    • ISO/IEC 9834-8:2014 Information technology -- Procedures for the operation of object identifier registration authorities -- Part 8: Generation of universally unique identifiers (UUIDs) and their use in object identifiers
  • http://oid-info.com/get/2.25

Representation

Canonical form: 32 hexadecimal (base 16) digits, displayed in five groups, in the form of 8-4-4-4-12.

Usage

• musicbrainz.org
  • https://musicbrainz.org/track/27a77909-2efc-4fd9-afad-fc5ffbe31f58
  • https://musicbrainz.org/recording/3c69f84e-8ed4-425b-b92f-c1d7fd9722b2
  • https://musicbrainz.org/work/d46414de-7717-4fed-a59c-df556706dc63
  • https://musicbrainz.org/artist/a7389752-9e5d-406d-9a02-9141600e4315
  • https://musicbrainz.org/release-group/b6603201-1546-36e7-b0c3-15ed38e528a3
  • https://musicbrainz.org/release/a536be4b-58c8-49bc-a545-605a7e2b11b4
• acoustid.org
  • https://acoustid.org/track/315035f8-b4dc-4f05-99b0-e61b42af8824