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  3. USSM10502066

ISRC

USSM10502066

Simple✓2

Katy Perry
matched
Released 2005-05-24

Last verified: September 13, 2026

USSM10502066 is the International Standard Recording Code (ISRC) for the recording “Simple” by Katy Perry, released 2005-05-24. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T-905565619-4. Written by MATTHEW ARNOLD THIESSEN, GLEN BALLARD, KATHERYN ELIZABETH HUDSON.

Format

USCountry
SM1Registrant
05Year (2005)
02066Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2005):
Last two digits of the reference year (2005). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCSimple
ISWCSimple
IPIMATTHEW ARNOLD THIESSEN

Musical Work (ISWC)

T-905565619-4Simple

People also ask

What is the ISRC for "Simple" by Katy Perry?+
The ISRC for "Simple" by Katy Perry is USSM10502066.
Who wrote "Simple"?+
"Simple" was written by MATTHEW ARNOLD THIESSEN, GLEN BALLARD, KATHERYN ELIZABETH HUDSON. The ISWC for this composition is T-905565619-4.
What is an ISRC and what does it tell you?+
An ISRC (International Standard Recording Code) is a 12-character ISO 3901 identifier that uniquely tags a specific sound recording. The first two characters are the country code, the next three are the registrant (label or distributor), the next two are the year, and the last five are a unique recording number.
Is the ISRC the same as the ISWC?+
No. The ISRC identifies a specific recording, while the ISWC identifies the underlying musical composition. USSM10502066 is the ISRC for this recording; T-905565619-4 is the ISWC for the composition it is a recording of. One composition (ISWC) can have many recordings (ISRCs) — originals, remixes, live versions, and covers each get their own ISRC but share the same ISWC.

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What is ISRC USSM10502066?

USSM10502066 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Simple” by Katy Perry. ISRCs are 12-character alphanumeric codes defined by ISO 3901, used globally by streaming platforms, record labels, and rights organizations to track plays and distribute royalties.

This recording is linked to the musical work T-905565619-4, which represents the underlying composition. Multiple recordings can share the same musical work — for example, an original version, a remix, and a cover would each have their own ISRC but reference the same ISWC.

Learn more about ISRCs · Powered by Notes.fm

Who wrote this song?

MATTHEW ARNOLD THIESSENComposer
IPI: 00358639614
GLEN BALLARDComposer
IPI: 00127912181
KATHERYN ELIZABETH HUDSONComposer
IPI: 00292555933

Which contributors are credited?

0000 0000 8235 227XGlen Ballard0000 0003 9996 7280Glen Ballard0000 0000 7371 737XKATHERYN ELIZABETH HUDSON0000 0001 1062 1394Matt Thiessen

Identifier Graph

ISRCUSSM10502066ISWCT-905565619-4IPIMATTHEW ARNOLD …IPIGLEN BALLARDIPIKATHERYN ELIZAB…ISNIGlen BallardISNIGlen BallardISNIKATHERYN ELIZAB…

MLC Song Code

S1422O
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
Katy Perry

USSM10502066 is the International Standard Recording Code (ISRC) for the recording “Simple” by Katy Perry, released 2005-05-24. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T-905565619-4. Written by MATTHEW ARNOLD THIESSEN, GLEN BALLARD, KATHERYN ELIZABETH HUDSON.

Katy Perry

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Songwriter profiles

MATTHEW ARNOLD THIESSENIPIGLEN BALLARDIPIKATHERYN ELIZABETH HUDSONIPI