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  1. Home
  2. ISRCs
  3. USAT20103155
What I Didn’t Know album cover

ISRC

USAT20103155

What I Didn’t Know✓2

Athenaeum
matched
Released 1998-01-01

Last verified: July 27, 2026

USAT20103155 is the International Standard Recording Code (ISRC) for the recording “What I Didn’t Know” by Athenaeum, released 1998-01-01. 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 T0709026663.

Format

USCountry
AT2Registrant
01Year (2001)
03155Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2001):
Last two digits of the reference year (2001). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCWhat I Didn’t Know
ISWCWhat I Didn’t Know

Musical Work (ISWC)

T0709026663What I Didn’t Know

Credits Graph

MLC Song Code

W10836
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

People also ask

What is the ISRC for "What I Didn’t Know" by Athenaeum?+
The ISRC for "What I Didn’t Know" by Athenaeum is USAT20103155.
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. USAT20103155 is the ISRC for this recording; T0709026663 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 USAT20103155?

USAT20103155 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “What I Didn’t Know” by Athenaeum. 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 T0709026663, 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

Athenaeum

USAT20103155 is the International Standard Recording Code (ISRC) for the recording “What I Didn’t Know” by Athenaeum, released 1998-01-01. 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 T0709026663.

Athenaeum

Related

Other versions of this workView all on iswc.fm

I DIDN'T KNOW WHAT TIME IT WASUSFI86300094
I Didn’t Know What Time It Was

Monica Zetterlund

GBBLY0900133
Time Was

Trio 3

CH2700699465
I Didn’t Know

Smilin’ Bobby & Hidden Charms

ATW161082102
It’s Time

Andri

DEDL81001444

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