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  1. Home
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  3. USUM71702940
Déjà vu album cover

ISRC

USUM71702940

Déjà vu✓2

Song: Déjà Vu

Katy Perry
matched
Released 2017-01-01

Last verified: September 3, 2026

USUM71702940 is the International Standard Recording Code (ISRC) for the recording “Déjà vu” by Katy Perry, released 2017-01-01. 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-921.737.025-7. Written by KATHERYN ELIZABETH HUDSON, HAYDEN JAMES LUBY, FERRAS MAHMOUD ALQAISI, and others.

Format

USCountry
UM7Registrant
17Year (2017)
02940Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2017):
Last two digits of the reference year (2017). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCDéjà vu
ISWCDéjà Vu
IPIKATHERYN ELIZABETH HUDSON

Musical Work (ISWC)

T-921.737.025-7Déjà Vu

People also ask

What is the ISRC for "Déjà vu" by Katy Perry?+
The ISRC for "Déjà vu" by Katy Perry is USUM71702940.
Who wrote "Déjà vu"?+
"Déjà vu" was written by KATHERYN ELIZABETH HUDSON, HAYDEN JAMES LUBY, FERRAS MAHMOUD ALQAISI, THOMAS GEORGE STELL. The ISWC for this composition is T-921.737.025-7.
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. USUM71702940 is the ISRC for this recording; T-921.737.025-7 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 USUM71702940?

USUM71702940 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Déjà vu” 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-921.737.025-7, 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?

KATHERYN ELIZABETH HUDSONComposerLyricist
IPI: 00292555933
WHEN I'M RICH YOU'LL BE MY BITCH OriginalPublisher0.00%IPI: 00514955051
WC MUSIC CORP. RightsAdministrator33.34%IPI: 00392888203
HAYDEN JAMES LUBYComposerLyricist
IPI: 00654768110
FERRAS MAHMOUD ALQAISIComposerLyricist
IPI: 00400581107
CROWN AND SCEPTER MUSIC OriginalPublisher0.00%IPI: 00449274234
WC MUSIC CORP. RightsAdministrator16.66%IPI: 00392888203
UNSUB PUB LLC OriginalPublisher0.00%IPI: 00798299357
WC MUSIC CORP. RightsAdministrator16.66%IPI: 00392888203
THOMAS GEORGE STELLComposerLyricist
IPI: 00689092002

Who publishes this song?

WHEN I'M RICH YOU'LL BE MY BITCHOriginalPublisher
IPI: 00514955051
WC MUSIC CORP.RightsAdministrator
IPI: 00392888203
CROWN AND SCEPTER MUSICOriginalPublisher
IPI: 00449274234
UNSUB PUB LLCOriginalPublisher
IPI: 00798299357

Which contributors are credited?

0000 0000 7371 737XKATHERYN ELIZABETH HUDSON

Identifier Graph

ISRCUSUM71702940ISWCT-921.737.025-7IPIKATHERYN ELIZAB…IPIHAYDEN JAMES LU…IPIFERRAS MAHMOUD …IPITHOMAS GEORGE S…ISNIKATHERYN ELIZAB…

MLC Song Code

DVC40G
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
Katy Perry

USUM71702940 is the International Standard Recording Code (ISRC) for the recording “Déjà vu” by Katy Perry, released 2017-01-01. 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-921.737.025-7. Written by KATHERYN ELIZABETH HUDSON, HAYDEN JAMES LUBY, FERRAS MAHMOUD ALQAISI, and others.

Katy Perry

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Songwriter profiles

KATHERYN ELIZABETH HUDSONIPIHAYDEN JAMES LUBYIPIFERRAS MAHMOUD ALQAISIIPITHOMAS GEORGE STELLIPI