ISWC · Musical Work

T-901945605-4

Hot n Cold

200 recordings

Last verified: July 7, 2026

T-901945605-4 is the International Standard Musical Work Code (ISWC) for the musical composition "Hot n Cold". 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 200 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

901945605Work 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

ISRC200 recordings

ISWCHot n Cold

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00585355908 00292555933 00293094253 00514955051 00657349509 00339431656 00341449963

Releases (UPC)

881226355927

SourcesCISACMusicBrainz2 sources

Verified on

CISAC ISWC registry search

Identifier Graph

What is ISWC T-901945605-4?

T-901945605-4 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition "Hot n Cold". 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 200 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.

T-901945605-4

Format

What other identifiers does this connect to?

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What is ISWC T-901945605-4?

T-901945605-4

Format

What other identifiers does this connect to?

Recordings (200)

Verified on

People also ask

What is ISWC T-901945605-4?

Recordings (200)