ISWC · Musical Work

T-072721415-4

You Don’t Know

67 recordings

Last verified: October 20, 2026

The ISWC for “You Don’t Know” is T-072721415-4. 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 67 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

072721415Work number

4Check 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

ISRC67 recordings

ISWCYou Don’t Know

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00744555034 00129747740 00334451482 00129661363 00595808890 00760520365 00655010575 00576134244 00061341215 00120180728

+3 more

SourcesMusicBrainzCISAC2 sources

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CISAC ISWC registry search

Identifier Graph

What is ISWC T-072721415-4?

T-072721415-4 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “You Don’t Know”. 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 67 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-072721415-4

Format

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What is ISWC T-072721415-4?

T-072721415-4

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What other identifiers does this connect to?

Which releases contain this work? (4)

Recordings (67)

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People also ask

What is ISWC T-072721415-4?

Which releases contain this work? (4)

Recordings (67)