Castlefield
type: MusicGroup
genre: emo pop
genre: midwest emo
genre: pop punk
description: Castlefield is an inner-city conservation area in Manchester, North West England. The conservation area which bears its name is bounded by the River Irwell, Quay Street, Deansgate and Chester Road. It
popularity: 14
followers: 4028
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-06-14T11:37:06Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf76e21c3851869528612c3bdc78420d47af0e2e6e368ea247394a035b88f31e. Chain 2 (Bitcoin): anchored in block 953626 (2026-06-14T11:41:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2338b173-6db7-4f0c-9c4a-f9d605a9dd09.json and https://artists.proofprofile.net/proofs/artist/2338b173-6db7-4f0c-9c4a-f9d605a9dd09.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T11:41:45Z
album: The Mascot
  type: MusicAlbum
  date published: 2017-03-30
  track: Broken High School Mascot
    type: MusicRecording
    duration: PT3M42S
    duration ms: 222981
    explicit: true
    by artist: Castlefield
    in album: The Mascot
      type: MusicAlbum
      date published: 2017-03-30
    genre: emo pop
    genre: midwest emo
    genre: pop punk
    isrc code: QZ22B1765051
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    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
      type: PropertyValue
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T12:31:54Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06c62dec51c83eb87780e8778f60360da35239b80d68e7c56769265dbf223779. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ22B1765051.
      date published: 2026-07-05T12:31:54Z
    audio: Broken High School Mascot
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 165.022
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.371
      additional property: Energy
        type: PropertyValue
        value: 0.866
      additional property: Speechiness
        type: PropertyValue
        value: 0.352
      additional property: Acousticness
        type: PropertyValue
        value: 0.02
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.006
      additional property: Liveness
        type: PropertyValue
        value: 0.13
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.39
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.147
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: The Mascot
  type: MusicAlbum
  date published: 2017-03-30
album: Best Laid Plans
  type: MusicAlbum
  date published: 2018-11-02
album: Joyless
  type: MusicAlbum
  date published: 2018-11-09
album: Joyless
  type: MusicAlbum
  date published: 2018-11-09
album: Joyless
  type: MusicAlbum
  date published: 2018-11-09
album: Tunnel Vision
  type: MusicAlbum
  date published: 2018-11-16
  track: Escape
    type: MusicRecording
    duration: PT3M54S
    duration ms: 234993
    explicit: false
    by artist: Castlefield
    in album: Tunnel Vision
      type: MusicAlbum
      date published: 2018-11-16
    genre: emo pop
    genre: midwest emo
    genre: pop punk
    isrc code: UST8K1892262
    additional property: CopyrightID
    additional property: CopyrightStatus
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      value: registered
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    additional property: OTSBitcoinBlock
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    additional property: OTSVerificationAPI
      type: PropertyValue
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T09:04:44Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc767408db2d30c8b718c0b5657e4ae4b3b5a5a2fe884be198425c700050b1fc1. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UST8K1892262.
      date published: 2026-07-03T09:04:44Z
    audio: Escape
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 148.297
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.282

Energy
type: PropertyValue
value: 0.81

Speechiness
type: PropertyValue
value: 0.043

Acousticness
type: PropertyValue
value: 0.006

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.083

Valence (Positivity)
type: PropertyValue
value: 0.237

Loudness (dB)
type: PropertyValue
value: -7.705

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

Tunnel Vision
type: MusicAlbum
date published: 2018-11-16

Tunnel Vision
type: MusicAlbum
date published: 2018-11-16

Best Laid Plans
type: MusicAlbum
date published: 2019-11-18

Best Laid Plans
type: MusicAlbum
date published: 2019-11-18
track: Best Laid Plans
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180329
  explicit: true
  by artist: Castlefield
  in album: Best Laid Plans
    type: MusicAlbum
    date published: 2019-11-18
  genre: emo pop
  genre: midwest emo
  genre: pop punk
  isrc code: QZES61810551
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T00:27:35+00:00
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES61810551
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T10:04:33Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a757b6263f443030f8e0adeeb3b5cb97edb4b581ced913c28a55ad8314a2284. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES61810551.
    date published: 2026-07-04T10:04:33Z
  audio: Best Laid Plans
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 162.977
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.445
    additional property: Energy
      type: PropertyValue
      value: 0.862
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.001
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.126
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.529
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.023
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major