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  3. SEYOK1840597
When We Used to Know (chill mix) album cover

When We Used to Know (chill mix)✓2

ISRC

SEYOK1840597

Song: When We Used to Know

Ears of Light
matched
Released 2018-07-17

Last verified: November 1, 2026

One ISRC for “When We Used to Know (chill mix)” by Ears of Light is SEYOK1840597. 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. Released 2018-07-17. The underlying musical work is ISWC T-925690242-8.

Format

SECountry
YOKRegistrant
18Year (2018)
40597Designation
Country:
ISO 3166-1 alpha-2 country code (SE).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2018):
Last two digits of the reference year (2018). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCWhen We Used to Know (chill mix)
ISWCWhen We Used to Know

Musical Work (ISWC)

T-925690242-8When We Used to Know

People also ask

What is one ISRC for “When We Used to Know (chill mix)” by Ears of Light?+
One ISRC for “When We Used to Know (chill mix)” by Ears of Light is SEYOK1840597.
What is the ISWC for “When We Used to Know”?+
The ISWC for “When We Used to Know” is T-925690242-8. This recording is titled “When We Used to Know (chill mix)”. The ISRC SEYOK1840597 identifies this specific recording; the ISWC identifies the underlying musical work shared by all versions.
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. SEYOK1840597 is the ISRC for this recording; T-925690242-8 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 SEYOK1840597?

SEYOK1840597 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “When We Used to Know (chill mix)” by Ears of Light. 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-925690242-8, 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.

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MLC Song Code

WA84A3
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
Ears of Light

One ISRC for “When We Used to Know (chill mix)” by Ears of Light is SEYOK1840597. 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. Released 2018-07-17. The underlying musical work is ISWC T-925690242-8.

Ears of Light

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