ISWC · Musical Work

T-321841247-2

40 Y MM

2 recordings

Last verified: October 28, 2026

The ISWC for “40 Y MM” is T-321841247-2. ISWCs are ISO 15707 identifiers managed by CISAC; they identify the underlying song — its melody, lyrics, and arrangement — rather than any single recording. One composition can have many recordings (ISRCs). This work has 2 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

321841247Work number

2Check digit

Prefix:: "T" = musical work; "W" = work in progress.
Work number:: 9-digit unique work number assigned by CISAC.
Check digit:: ISO 7064 Mod 11-2 check digit that validates the rest of the code.

Credit Chain

ISRC2 recordings

ISWC40 Y MM

SourcesCISACMusicBrainz2 sources

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CISAC ISWC registry search

Identifier Graph

What is ISWC T-321841247-2?

T-321841247-2 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “40 Y MM”. ISWCs are defined by ISO 15707 and managed by CISAC. Unlike ISRCs which identify recordings, an ISWC identifies the underlying song — the melody, lyrics, and arrangement.

This work has 2 recordings (ISRCs) associated with it. Each recording represents a distinct version — such as the original, a remix, a live performance, or a cover — that shares the same underlying composition.

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T-321841247-2

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What is ISWC T-321841247-2?

T-321841247-2

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What is ISWC T-321841247-2?

Which releases contain this work? (2)

Recordings (2)