ISWC · Musical Work

T-306544514-5

CIRCLING THOUGHTS - VARIATION

1 recording

Last verified: September 13, 2026

The ISWC for “CIRCLING THOUGHTS - VARIATION” is T-306544514-5. 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 1 known recording (ISRCs) indexed on Credits.fm.

Format

TPrefix

306544514Work number

5Check 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

ISRC1 recording

ISWCCIRCLING THOUGHTS - VARIATION

SourcesCISACMLCMusicBrainz3 sources

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What is ISWC T-306544514-5?

T-306544514-5 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “CIRCLING THOUGHTS - VARIATION”. 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 1 recording (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-306544514-5

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T-306544514-5

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Recordings (1)

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What is ISWC T-306544514-5?

Recordings (1)