ISWC · Musical Work

T-011260343-6

The Hardest Part

52 recordings

Last verified: September 26, 2026

The ISWC for “The Hardest Part” is T-011260343-6. 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 52 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

011260343Work number

6Check 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

ISRC52 recordings

ISWCThe Hardest Part

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00367858895 00282429357 00584082436 00590937119 00280535764 00362192861 00654352544 00280536173 00280536565 00362192959

+7 more

SourcesCISACMusicBrainzMLC via NotesNotes Credits4 sources

Verified on

CISAC ISWC registry search

Identifier Graph

What is ISWC T-011260343-6?

T-011260343-6 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “The Hardest Part”. 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 52 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-011260343-6

The Hardest Part

52 recordings

Last verified: September 26, 2026

Format

TPrefix

011260343Work number

6Check 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

ISRC52 recordings

ISWCThe Hardest Part

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00367858895 00282429357 00584082436 00590937119 00280535764 00362192861 00654352544 00280536173 00280536565 00362192959

+7 more

Which releases contain this work? (32)

The Hardest Part (acoustic)

Olivia Dean

006024353068722020-10-09

Trending Global Hits

Various Artists

006024354877312020-11-06

Girl Power Pop

Various Artists

006024359380422021-03-05

Chill Your Mind

Various Artists

00602435998664

If You Know What I Mean

Olivia Dean

006024384080232021-06-04

Messy

Olivia Dean

006024551998672023-01-01

The Hardest Part (feat. Leon Bridges)

Olivia Dean, Leon Bridges

006024558882802023-06-16

The Hardest Part

Olivia Dean

006024558883032023-06-16

Live At Eventim Apollo

Olivia Dean

006024752732332024-12-20

Live At Eventim Apollo

Olivia Dean

006024752732572024-12-20

X&Y

Coldplay

00946311280282005-06-06

Festivalbar 2006: Compilation rossa

Various Artists

00946366627252006-06-01

Radio 538: Hitzone 36

Various Artists

00946368930202006-01-01

Electro Lounge Cafe

Café Chillout Music Club, Musicas Electronicas & Minimal Lounge

01925181778522020-09-26

Now That’s What I Call Music! 116

Various Artists

01965884218222023-11-17

The Dome: Summer 2006

Various Artists

06024984131352006-01-01

X&Y

Coldplay

07243474786112016-01-01

X&Y

Coldplay

0946311280282011-01-01

X&Y

Coldplay

0946312027282005-01-01

X&Y

Coldplay

0946354436222006-01-01

The Hardest Part

Coldplay

0946363242272006-01-01

The Hardest Part

Coldplay

0946363243262006-05-15

X&Y

Coldplay

0946363966202006-01-01

Hit Connection 2006.3

Various Artists

0946373702232006-01-01

Lazy Sunday 2

Various Artists

0946385240212007-01-01

X&Y

Coldplay

0946386281252013-01-01

X&Y

Coldplay

1902959335552016-10-07

The Hardest Part

Coldplay

1902959726602016-04-16

X&Y

Coldplay

1902959780682016-01-01

X&Y

Coldplay

49880068279292005-01-01

X&Y

Coldplay, コールドプレイ

49880068349342005-01-01

X&Y

Coldplay

49880068401192006-01-01

Recordings (52)

The Hardest Part

Hayden

CAD200800010

On release:In Field & Town(4047179187626)In Field & Town(767981111520)In Field & Town(776974257022)

The Hardest Part

Coldplay

GBAYE0500613

On release:X&Y(0094631128028)Festivalbar 2006: Compilation rossa(0094636662725)Radio 538: Hitzone 36(0094636893020)The Dome: Summer 2006(0602498413135)X&Y(0724347478611)X&Y(094631128028)X&Y(094631202728)X&Y(094635443622)The Hardest Part(094636324227)The Hardest Part(094636324326)X&Y(094636396620)Hit Connection 2006.3(094637370223)Lazy Sunday 2(094638524021)X&Y(094638628125)The Singles 1999–2006(094638832478)X&Y(190295933555)The Hardest Part(190295972660)X&Y(190295978068)Greatest Hits(4607147891285)Greatest Hits(4607147894705)

Coldplay

Olivia Dean

On release:The Hardest Part (acoustic)(00602435306872)Trending Global Hits(00602435487731)Girl Power Pop(00602435938042)Chill Your Mind(00602435998664)If You Know What I Mean(00602438408023)Messy(00602455199867)The Hardest Part(00602455888303)Sad Girls(602438382699)Messy(602455215918)The Hardest Part(602507210182)What Am I Gonna Do on Sundays?(602507319601)

The Hardest Part

Olivia Dean

GBUM72105895

On release:Live at the Jazz Cafe(00602438801138)

The Hardest Part

Olivia Dean, Leon Bridges

GBUM72305196

On release:The Hardest Part (feat. Leon Bridges)(00602455888280)The Hardest Part(00602455888303)Now That’s What I Call Music! 116(0196588421822)

The Hardest Part

Olivia Dean

GBUM72305207

On release:The Hardest Part(00602455888303)

The Hardest Part

Olivia Dean

GBUM72405063

On release:Live At Eventim Apollo(00602475273233)Live At Eventim Apollo(00602475273257)

The Hardest Part

Ørjan Nilsen, Rykka

NLF711702889

On release:A State of Trance 2017 (Mixed by Armin van Buuren)(8718522139079)A State of Trance 2017 (Mixed by Armin van Buuren)(8718522140075)The Hardest Part(8718522149863)The Hardest Part(8718522149887)A State of Trance Year Mix 2017 (Selected by Armin van Buuren)(8718522182624)

The Hardest Part

Ørjan Nilsen, Rykka

NLF711703169

On release:A State of Trance 2017 (Mixed by Armin van Buuren)(8718522140075)A State of Trance 2017(8718522142895)

T-011260343-6

Format

What other identifiers does this connect to?

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What is ISWC T-011260343-6?

T-011260343-6

Format

What other identifiers does this connect to?

Which releases contain this work? (32)

Recordings (52)

Verified on

People also ask

What is ISWC T-011260343-6?

Which releases contain this work? (32)

Recordings (52)