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  1. Home
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  3. USUM70821104
Testify album cover

ISRC

USUM70821104

Testify

Song: TESTIFY

Nas
matched
Released 2008-01-01

Last verified: September 8, 2026

USUM70821104 is the International Standard Recording Code (ISRC) for the recording “Testify” by Nas, released 2008-01-01. 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-902730604-3. Written by MARK CHRISTOPHER BATSON.

Format

USCountry
UM7Registrant
08Year (2008)
21104Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2008):
Last two digits of the reference year (2008). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCTestify
ISWCTESTIFY
IPIMARK CHRISTOPHER BATSON

Musical Work (ISWC)

T-902730604-3TESTIFY

People also ask

What is the ISRC for "Testify" by Nas?+
The ISRC for "Testify" by Nas is USUM70821104.
Who wrote "Testify"?+
"Testify" was written by MARK CHRISTOPHER BATSON. The ISWC for this composition is T-902730604-3.
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. USUM70821104 is the ISRC for this recording; T-902730604-3 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 USUM70821104?

USUM70821104 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Testify” by Nas. 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-902730604-3, 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?

MARK CHRISTOPHER BATSONComposerLyricist
IPI: 00232770874

Which contributors are credited?

0000 0003 7244 6602MARK CHRISTOPHER BATSON

Identifier Graph

ISRCUSUM70821104ISWCT-902730604-3IPIMARK CHRISTOPHE…ISNIMARK CHRISTOPHE…

MLC Song Code

T5285Y
Verify on MLC Portal →
SourcesNotesMusicBrainz✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
Nas

USUM70821104 is the International Standard Recording Code (ISRC) for the recording “Testify” by Nas, released 2008-01-01. 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-902730604-3. Written by MARK CHRISTOPHER BATSON.

Nas

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Other versions of this workView all on iswc.fm

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