ISWC · Musical Work

T-306129572-1

SMILE

50 recordings

Last verified: October 20, 2026

The ISWC for “SMILE” is T-306129572-1. 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 50 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

306129572Work number

1Check 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

ISRC50 recordings

ISWCSMILE

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00008815291 00009263004 00055754168 00058802367 00162220217 00405595554 00435330484 00505690654

Creative Contributors (ISNI)

0000 0000 5515 1499

SourcesCISACMLCMusicBrainzNotes Credits4 sources

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Identifier Graph

What is ISWC T-306129572-1?

T-306129572-1 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “SMILE”. 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 50 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.

T-306129572-1

Format

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What is ISWC T-306129572-1?

T-306129572-1

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What other identifiers does this connect to?

Recordings (50)

Verified on

People also ask

What is ISWC T-306129572-1?

Recordings (50)