I Am Harlequin
type: MusicGroup
description: I Am Harlequin or IAH is the recording and production alias of London-based singer/songwriter and producer Anne Freier. Early life and education Anne Freier was born in Dresden, Germany. Her father,
popularity: 10
followers: 1188
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9a03f6e61bb1324cd259a20cc915cd90109bdb874744959d5eaf6f8336e8b95. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8f16487e-336e-408b-abd0-458883aede49.json and https://artists.proofprofile.net/proofs/artist/8f16487e-336e-408b-abd0-458883aede49.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0xa9a03f6e61bb1324cd259a20cc915cd90109bdb874744959d5eaf6f8336e8b95","name":"I Am Harlequin","registered_at":"2026-06-17T15:35:47Z","symbol":"NIM1440204","token_address":"0x78f5d9a31943b927ddbe5cfe6306fed1d70f97ed","type":"artist","uuid":"8f16487e-336e-408b-abd0-458883aede49"}
album: The King's Daughter
  type: MusicAlbum
  date published: 2011-10-31
album: Wild One
  type: MusicAlbum
  date published: 2012-03-19
album: Wild One
  type: MusicAlbum
  date published: 2012-03-19
  track: Wild One
    type: MusicRecording
    duration: PT4M35S
    duration ms: 275965
    explicit: false
    by artist: I Am Harlequin
    in album: Wild One
      type: MusicAlbum
      date published: 2012-03-19
    isrc code: GBKPL1253063
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
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    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 0x2c89b8dedbddcb89b22d660c3e18d287ea6200dc8a52d4947a0086f07da36128. Chain 2 (Bitcoin): anchored in block 958342 (2026-07-17T03:15:59Z), 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/GBKPL1253063.
      date published: 2026-07-17T03:15:59Z
    audio: Wild One
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 75.193
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.307
      additional property: Energy
        type: PropertyValue
        value: 0.292
      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
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      additional property: Instrumentalness
        type: PropertyValue
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      additional property: Liveness
        type: PropertyValue
        value: 0.25
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.112
      additional property: Loudness (dB)
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        value: -8.234
      additional property: Key Name
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        value: Bb
      additional property: Mode Name
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album: Wild One - Single
  type: MusicAlbum
  date published: 2012-03-22
album: Craze
  type: MusicAlbum
  date published: 2012-07-02
album: I Was in Love
  type: MusicAlbum
  date published: 2014-11-03
album: Kill the Night
  type: MusicAlbum
  date published: 2015-02-23
album: Dance with Anyone
  type: MusicAlbum
  date published: 2015-06-26
album: Something Else
  type: MusicAlbum
  date published: 2015-11-15
album: Hooked
  type: MusicAlbum
  date published: 2017-06-09
album: Minimal
  type: MusicAlbum
  date published: 2017-10-20
album: No Role Models
  type: MusicAlbum
  date published: 2024-06-14