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  1. Home
  2. ISRCs
  3. USKF40600106
I DIDNT KNOW album cover

ISRC

USKF40600106

I DIDNT KNOW

Song: I DIDN'T KNOW

PHISH
matched
Released 1988-07-28

Last verified: July 21, 2026

USKF40600106 is the International Standard Recording Code (ISRC) for the recording “I DIDNT KNOW” by PHISH, released 1988-07-28. 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 T0717741973. Written by DAVID STEPHENSON, SHANE STOCKTON, MARK WRIGHT.

Format

USCountry
KF4Registrant
06Year (2006)
00106Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2006):
Last two digits of the reference year (2006). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCI DIDNT KNOW
ISWCI DIDN'T KNOW

Musical Work (ISWC)

T0717741973I DIDN'T KNOW

Who wrote this song?

DAVID STEPHENSONComposer
SHANE STOCKTONComposer
MARK WRIGHTComposer

Credits Graph

MLC Song Code

I13996
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

People also ask

What is the ISRC for "I DIDNT KNOW" by PHISH?+
The ISRC for "I DIDNT KNOW" by PHISH is USKF40600106.
Who wrote "I DIDNT KNOW"?+
"I DIDNT KNOW" was written by DAVID STEPHENSON, SHANE STOCKTON, MARK WRIGHT. The ISWC for this composition is T0717741973.
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. USKF40600106 is the ISRC for this recording; T0717741973 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 USKF40600106?

USKF40600106 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “I DIDNT KNOW” by PHISH. 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 T0717741973, 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

PHISH

USKF40600106 is the International Standard Recording Code (ISRC) for the recording “I DIDNT KNOW” by PHISH, released 1988-07-28. 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 T0717741973. Written by DAVID STEPHENSON, SHANE STOCKTON, MARK WRIGHT.

PHISH

Related

Other versions of this workView all on iswc.fm

I DIDN'T KNOW (LIVE)

PHISH

USKF41709013
I DIDN'T KNOWUSKF21055405
I DIDN'T KNOWUSKF21598306
I DIDN'T KNOWUSKF40904008

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