ISWC · Musical Work

T-321557727-4

I KNOW ?

20 recordings

Last verified: October 4, 2026

The ISWC for “I KNOW ?” is T-321557727-4. ISWCs are ISO 15707 identifiers managed by CISAC; they identify the underlying song — its melody, lyrics, and arrangement — rather than any single recording. One composition can have many recordings (ISRCs). This work has 20 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

321557727Work number

4Check digit

Prefix:: "T" = musical work; "W" = work in progress.
Work number:: 9-digit unique work number assigned by CISAC.
Check digit:: ISO 7064 Mod 11-2 check digit that validates the rest of the code.

Credit Chain

ISRC20 recordings

ISWCI KNOW ?

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00494171831 00801536861 01048158558 01200684100 01078263935 00455486035 00392975505 01109546170 00684347022 00736305745

+3 more

SourcesCISACCommunityMusicBrainz3 sources

Verified on

CISAC ISWC registry search

Identifier Graph

What is ISWC T-321557727-4?

T-321557727-4 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “I KNOW ?”. ISWCs are defined by ISO 15707 and managed by CISAC. Unlike ISRCs which identify recordings, an ISWC identifies the underlying song — the melody, lyrics, and arrangement.

This work has 20 recordings (ISRCs) associated with it. Each recording represents a distinct version — such as the original, a remix, a live performance, or a cover — that shares the same underlying composition.

Learn more about ISWCs · Powered by Notes.fm

ISWC · Musical Work

T-321557727-4

I KNOW ?

20 recordings

Last verified: October 4, 2026

Format

TPrefix

321557727Work number

4Check digit

Prefix:: "T" = musical work; "W" = work in progress.
Work number:: 9-digit unique work number assigned by CISAC.
Check digit:: ISO 7064 Mod 11-2 check digit that validates the rest of the code.

Credit Chain

ISRC20 recordings

ISWCI KNOW ?

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00494171831 00801536861 01048158558 01200684100 01078263935 00455486035 00392975505 01109546170 00684347022 00736305745

+3 more

Which releases contain this work? (29)

UTOPIA

Travis Scott

01965884603262023-01-01

UTOPIA

Travis Scott

1965881504182023-01-01

UTOPIA

Travis Scott

1965881504252023-01-01

UTOPIA

Travis Scott

1965881512172023-01-01

UTOPIA

Travis Scott

1965881513162023-01-01

UTOPIA

Travis Scott

1965881514152023-01-01

UTOPIA

Travis Scott

1965881515142023-01-01

UTOPIA

Travis Scott

1965881516132025-01-01

UTOPIA

Travis Scott

1965883799252023-01-01

UTOPIA

Travis Scott

1965883800202023-01-01

UTOPIA

Travis Scott

1965883801292023-01-01

UTOPIA

Travis Scott

1965883802282023-07-28

UTOPIA

Travis Scott

1965883804192023-07-28

UTOPIA

Travis Scott

1965883805182023-01-01

UTOPIA

Travis Scott

1965883806172023-01-01

UTOPIA

Travis Scott

1965883807162023-01-01

UTOPIA

Travis Scott

1965883814232023-07-28

UTOPIA

Travis Scott

1965883815222023-01-01

UTOPIA

Travis Scott

1965883816212023-07-28

UTOPIA

Travis Scott

1965883817202023-07-28

UTOPIA

Travis Scott

1965883818292023-07-28

UTOPIA

Travis Scott

1965883820242023-01-01

UTOPIA

Travis Scott

1965884603192023-12-01

UTOPIA

Travis Scott

1965884603262023-01-01

UTOPIA

Travis Scott

1965885193142023-01-01

UTOPIA

Travis Scott

196871341882

Internacionais 2025 - As mais tocadas

Various Artists

196872752854

Internacionais 2025 - As melhores

Various Artists

196872752885

Lofi Mornings At Work Vol. 1 (Slowed & Reverbed)

Covers Unplugged

40628514435172023-11-28

Recordings (20)

Unknown Artist

Unknown Artist

Unknown Artist

Unknown Artist

Travis Scott

On release:UTOPIA(196871341899)

I KNOW ?

Travis Scott

USSM12305012

On release:UTOPIA(0196588460326)UTOPIA(196588150418)UTOPIA(196588150425)UTOPIA(196588151217)UTOPIA(196588151316)UTOPIA(196588151415)UTOPIA(196588151514)UTOPIA(196588151613)UTOPIA(196588379925)UTOPIA(196588380020)UTOPIA(196588380129)UTOPIA(196588380228)UTOPIA(196588380419)UTOPIA(196588380518)UTOPIA(196588380617)UTOPIA(196588380716)UTOPIA(196588381423)UTOPIA(196588381522)UTOPIA(196588381621)UTOPIA(196588381720)

Unknown Artist

Unknown Artist

On release:Lofi Mornings At Work Vol. 1 (Slowed & Reverbed)(4062851443517)

I KNOW

8-Bit Arcade

AUXN22418418

On release:By Request, Vol. 245(9358782749756)

Unknown Artist

Unknown Artist

Unknown Artist

Unknown Artist

I KNOW ? (OFFICIAL MUSIC VIDEO)

TRAVIS SCOTT

Unknown Artist

Unknown Artist

Unknown Artist

Unknown Artist

I KNOW ? - INSTRUMENTAL

Unknown Artist

GX4R52355820

I KNOW ? - SLOWED + REVERB

Unknown Artist

GX4R52347212

MLC Song Code

IG8BTX

Verify on MLC Portal →

SourcesCISACCommunityMusicBrainz3 sources

Verified on

CISAC ISWC registry search

Identifier Graph

T-321557727-4

Format

What other identifiers does this connect to?

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People also ask

What is ISWC T-321557727-4?

T-321557727-4

Format

What other identifiers does this connect to?

Which releases contain this work? (29)

Recordings (20)

Verified on

People also ask

What is ISWC T-321557727-4?

Which releases contain this work? (29)

Recordings (20)