Question 1

What is the ISWC for “AD LIB BLUES”?

Accepted Answer

The ISWC for “AD LIB BLUES” is T-070221664-5. An ISWC (International Standard Musical Work Code) uniquely identifies the underlying musical composition — melody, lyrics, and arrangement — rather than any single recording.

Question 2

What is ISWC T-070221664-5?

Accepted Answer

ISWC T-070221664-5 identifies the musical composition “AD LIB BLUES”. ISWCs are defined by ISO 15707 and managed by CISAC to uniquely identify the underlying song — the melody, lyrics, and arrangement.

Question 3

Who wrote “AD LIB BLUES”?

Accepted Answer

The credited songwriters for “AD LIB BLUES” are: LESTER YOUNG.

Question 4

Who owns the copyright for “AD LIB BLUES”?

Accepted Answer

Copyright in a musical work is normally split between the people who wrote it and the publishers that administer their shares, so there is rarely a single owner. Credits.fm indexes registered credits rather than legal ownership: for “AD LIB BLUES” the registered writers are LESTER YOUNG. Publisher administration chains are recorded per writer — open a writer's IPI page to see the publishers registered against their share.

Question 5

How many recordings use ISWC T-070221664-5?

Accepted Answer

ISWC T-070221664-5 has 10 recordings (ISRCs) associated with it. Each recording is a distinct version — such as the original, a remix, a live performance, or a cover — that shares the same underlying composition.

Question 6

How is an ISWC different from an ISRC?

Accepted Answer

An ISWC identifies a musical work (the underlying composition — melody, lyrics, arrangement). An ISRC identifies a specific sound recording of that work. One ISWC can have many ISRCs — for example, the original recording, a remix, a live version, and a cover would each have their own ISRC but share the same ISWC.

T-070221664-5

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T-070221664-5

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What is ISWC T-070221664-5?

Recordings (10)