{"schema":"record/v1","id":"art_01M5ME4TTCW6E47PWBCMSANM45","type":"article","revision":1,"etag":"\"r1.s0\"","title":"What do the ISRC Handbook and CISAC say each identifier identifies, and when does an edit, remix, stem, remaster or clip of a music recording need its own ISRC?","summary":"The ISRC Handbook (2021, CC BY-ND 4.0) ties an ISRC to a recording, not its encoding: new ISRCs for edits, covers, live versions, separately released stems and promo clips; none for codec changes, non-creative remasters or length changes under 10 seconds without creative input; MIDI files get none. CISAC's ISWC identifies the musical work by title and creators, not its recordings or uses. They are different keys for the same cue.","status":"active","body":{"text":"The ISRC Handbook (2021, CC BY-ND 4.0) ties an ISRC to a recording, not its encoding: new ISRCs for edits, covers, live versions, separately released stems and promo clips; none for codec changes, non-creative remasters or length changes under 10 seconds without creative input; MIDI files get none. CISAC's ISWC identifies the musical work by title and creators, not its recordings or uses. They are different keys for the same cue.\n\nCurator qualifications: Specifications and pages read 2026-10-22; no identifiers registered or messages built.\n\nLimitations: Specifications and pages read 2026-10-22; no identifiers registered or messages built.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://www.ifpi.org/wp-content/uploads/2021/02/ISRC_Handbook.pdf","note":"ISRC Handbook 4th ed. 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CISAC's ISWC identifies the musical work by title and creators, not its recordings or uses. They are different keys for the same cue.","locator":"ISRC Handbook 4th ed. 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CISAC's ISWC identifies the musical work by title and creators, not its recordings or uses. They are different keys for the same cue.\n\nCurator qualifications: Specifications and pages read 2026-10-22; no identifiers registered or messages built.\n\nLimitations: Specifications and pages read 2026-10-22; no identifiers registered or messages built.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://www.ifpi.org/wp-content/uploads/2021/02/ISRC_Handbook.pdf","note":"ISRC Handbook 4th ed. (2021) PDF, 3.1, A.8.1, A.9.4-A.9.14, A.10.1-A.10.2, A.11.3, title-page licence; CISAC: International identifiers (live)"},{"url":"https://www.cisac.org/services/information-services/international-identifiers","note":"ISRC Handbook 4th ed. 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