ISWC · Musical Work

T-929045521-9

BIRTHDAY

4 recordings

Last verified: October 15, 2026

The ISWC for “BIRTHDAY” is T-929045521-9. 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 4 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

929045521Work number

9Check 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

ISRC4 recordings

ISWCBIRTHDAY

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00343939538 00343892736 00615851446 00440450100 00576102458 00837643804 00716790620 00843421061 00486187314 00353265272

SourcesCISACMusicBrainz2 sources

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CISAC ISWC registry search

Identifier Graph

What is ISWC T-929045521-9?

T-929045521-9 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “BIRTHDAY”. 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 4 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.

Learn more about ISWCs · Powered by Notes.fm

T-929045521-9

Format

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What is ISWC T-929045521-9?

T-929045521-9

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Which releases contain this work? (2)

Recordings (4)

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People also ask

What is ISWC T-929045521-9?

Which releases contain this work? (2)

Recordings (4)