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  1. Home
  2. ISWCs
  3. T-901127972-4

ISWC · Musical Work

T-901127972-4

Katy Too

3 recordings

Last verified: February 15, 2026

The ISWC for “Katy Too” is T-901127972-4. 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 3 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix
901127972Work 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

ISRC3 recordings
ISWCKaty Too

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00005462217

Creative Contributors (ISNI)

0000 0001 0882 3456
SourcesMusicBrainzNotes CreditsMusicBrainz✓3 sources

Verified on

  • CISAC ISWC registry search

Identifier Graph

ISWCKaty TooISRCGBAWA0514173ISRCUSQX91400505ISRCUSSE60370015

People also ask

What is the ISWC for “Katy Too”?+
The ISWC for “Katy Too” is T-901127972-4. An ISWC (International Standard Musical Work Code) uniquely identifies the underlying musical composition — melody, lyrics, and arrangement — rather than any single recording.
What is ISWC T-901127972-4?+
ISWC T-901127972-4 identifies the musical composition “Katy Too”. ISWCs are defined by ISO 15707 and managed by CISAC to uniquely identify the underlying song — the melody, lyrics, and arrangement.
How many recordings use ISWC T-901127972-4?+
ISWC T-901127972-4 has 3 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.
How is an ISWC different from an ISRC?+
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.

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What is ISWC T-901127972-4?

T-901127972-4 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “Katy Too”. 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 3 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

Which releases contain this work? (4)

Walk the Line

Johnny Cash

8034154832282006-01-01

Original Sun Singles 55-58

Johnny Cash

0907711205262009-01-01

54 Great Performances

Johnny Cash

50142933135202003-01-01

Johnny Cash

Johnny Cash

50515033012362010-01-01

Recordings (3)

1
Katy Too

Johnny Cash

GBAWA0514173
On release:Greatest!(8718011567956)
2
Katy Too

Johnny Cash

USQX91400505
3
Katy Too

Johnny Cash

USSE60370015
On release:Greatest!(00015047800155)Country Greatest(0724357603829)

Who are the artists on this work?

Johnny Cash

MLC Song Code

K09100
Verify on MLC Portal →