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  3. USXPN1100010
Study No. 2: An Approximate Series of Approximate Harmonic Series album cover

ISRC

USXPN1100010

Study No. 2: An Approximate Series of Approximate Harmonic Series

Song: STUDY NO. 2: AN APPROXIMATE SERIES OF APPROXIMATE

Seth Horvitz
matched

Last verified: February 19, 2026

USXPN1100010 is the International Standard Recording Code (ISRC) for the recording “Study No. 2: An Approximate Series of Approximate Harmonic Series” by Seth Horvitz. 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-919560018-1.

Format

USCountry
XPNRegistrant
11Year (2011)
00010Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2011):
Last two digits of the reference year (2011). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCStudy No. 2: An Approximate Series of Approximate Harmonic Series
ISWCSTUDY NO. 2: AN APPROXIMATE SERIES OF APPROXIMATE

Musical Work (ISWC)

T-919560018-1STUDY NO. 2: AN APPROXIMATE SERIES OF APPROXIMATE

Credits Graph

SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record

People also ask

What is the ISRC for "Study No. 2: An Approximate Series of Approximate Harmonic Series" by Seth Horvitz?+
The ISRC for "Study No. 2: An Approximate Series of Approximate Harmonic Series" by Seth Horvitz is USXPN1100010.
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. USXPN1100010 is the ISRC for this recording; T-919560018-1 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 USXPN1100010?

USXPN1100010 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Study No. 2: An Approximate Series of Approximate Harmonic Series” by Seth Horvitz. 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-919560018-1, 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

Seth Horvitz

USXPN1100010 is the International Standard Recording Code (ISRC) for the recording “Study No. 2: An Approximate Series of Approximate Harmonic Series” by Seth Horvitz. 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-919560018-1.

Seth Horvitz

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