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  3. QZ8BZ2307487
When I Was Ten album cover

ISRC

QZ8BZ2307487

When I Was Ten✓2

Song: WHEN I WAS TEN

Leo - Cast
matched
Released 2023-11-21

Last verified: August 15, 2026

QZ8BZ2307487 is the International Standard Recording Code (ISRC) for the recording “When I Was Ten” by Leo - Cast, released 2023-11-21. 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 T3241936578.

Format

QZCountry
8BZRegistrant
23Year (2023)
07487Designation
Country:
ISO 3166-1 alpha-2 country code (QZ).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2023):
Last two digits of the reference year (2023). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCWhen I Was Ten
ISWCWHEN I WAS TEN

Musical Work (ISWC)

T3241936578WHEN I WAS TEN

Credits Graph

MLC Song Code

WC2518
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

People also ask

What is the ISRC for "When I Was Ten" by Leo - Cast?+
The ISRC for "When I Was Ten" by Leo - Cast is QZ8BZ2307487.
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. QZ8BZ2307487 is the ISRC for this recording; T3241936578 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 QZ8BZ2307487?

QZ8BZ2307487 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “When I Was Ten” by Leo - Cast. 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 T3241936578, 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

Leo - Cast

QZ8BZ2307487 is the International Standard Recording Code (ISRC) for the recording “When I Was Ten” by Leo - Cast, released 2023-11-21. 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 T3241936578.

Leo - Cast

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