Preston Blair
type: MusicGroup
description: Preston Erwin Blair (October 24, 1908 – April 19, 1995) was an American character animator, best remembered for his work at Walt Disney Productions and the Metro-Goldwyn-Mayer cartoon studio. A nativ
popularity: 3
followers: 140
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x9541577b5d23de6c9f1758b6f5e8966b0bda0da6b3d754c1fd178f922516d397
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6c633e54-800b-4d9a-8d73-8a5badaa5fae.ots
additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/artist/6c633e54-800b-4d9a-8d73-8a5badaa5fae.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6c633e54-800b-4d9a-8d73-8a5badaa5fae
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9541577b5d23de6c9f1758b6f5e8966b0bda0da6b3d754c1fd178f922516d397","name":"Preston Blair","registered_at":"2026-06-17T03:24:53Z","symbol":"NIM1265947","token_address":"0xcf95099fbfefab4b7686cfeafb29470cf20e64be","type":"artist","uuid":"6c633e54-800b-4d9a-8d73-8a5badaa5fae"}
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9541577b5d23de6c9f1758b6f5e8966b0bda0da6b3d754c1fd178f922516d397. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6c633e54-800b-4d9a-8d73-8a5badaa5fae.json and https://artists.proofprofile.net/proofs/artist/6c633e54-800b-4d9a-8d73-8a5badaa5fae.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x9541577b5d23de6c9f1758b6f5e8966b0bda0da6b3d754c1fd178f922516d397","name":"Preston Blair","registered_at":"2026-06-17T03:24:53Z","symbol":"NIM1265947","token_address":"0xcf95099fbfefab4b7686cfeafb29470cf20e64be","type":"artist","uuid":"6c633e54-800b-4d9a-8d73-8a5badaa5fae"}
album: Don't Wanna Talk
  type: MusicAlbum
  date published: 2023-04-07
album: Don't Wanna Talk (Sped Up)
  type: MusicAlbum
  date published: 2023-09-01
album: memos from the night we met
  type: MusicAlbum
  date published: 2024-05-10
album: RIGHT BY ME TONIGHT
  type: MusicAlbum
  date published: 2024-09-20
album: do it (again with you)
  type: MusicAlbum
  date published: 2025-01-31
album: How Could You Leave
  type: MusicAlbum
  date published: 2025-05-02
  track: How Could You Leave
    type: MusicRecording
    duration: PT1M33S
    duration ms: 93727
    explicit: true
    by artist: Preston Blair
    in album: How Could You Leave
      type: MusicAlbum
      date published: 2025-05-02
    isrc code: QZMER2543185
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958977
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMER2543185
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T09:08:49Z
    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 0x4e406830eca3f7f1958cb09ab3ab40fa214f493d04c4fbcd424776a8d4f671e5. Chain 2 (Bitcoin): anchored in block 958977 (2026-07-21T09:08:49Z), 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/QZMER2543185.
      date published: 2026-07-21T09:08:49Z
    audio: How Could You Leave
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 164.048
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.666
      additional property: Energy
        type: PropertyValue
        value: 0.707
      additional property: Speechiness
        type: PropertyValue
        value: 0.112
      additional property: Acousticness
        type: PropertyValue
        value: 0.006
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.003
      additional property: Liveness
        type: PropertyValue
        value: 0.266
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.48
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.119
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: M (Should I Still Love You?)
  type: MusicAlbum
  date published: 2025-05-09
album: Crushproof
  type: MusicAlbum
  date published: 2025-05-23
album: Tell Me Everythings Gonna Be Alright
  type: MusicAlbum
  date published: 2025-06-06
album: Velvet Season
  type: MusicAlbum
  date published: 2025-06-22
album: Goodbye in Slow Motion
  type: MusicAlbum
  date published: 2025-07-27
album: Disposable Summer
  type: MusicAlbum
  date published: 2025-08-01
album: Put It On
  type: MusicAlbum
  date published: 2025-09-19
album: Rock Bottom
  type: MusicAlbum
  date published: 2025-09-25
album: Let Somebody Go
  type: MusicAlbum
  date published: 2025-09-30
album: Forever Isn't Long Enough
  type: MusicAlbum
  date published: 2025-10-04