Durjoy Choudhury
type: MusicGroup
genre: indian indie
popularity: 2
followers: 143
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd90094746b70036c59e9034327cdb1ac5c8e5d8a726dbd5ff5c2df2388c2c4da
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/faaf8b43-fd36-4c7f-b639-a30a8611829b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/faaf8b43-fd36-4c7f-b639-a30a8611829b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/faaf8b43-fd36-4c7f-b639-a30a8611829b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd90094746b70036c59e9034327cdb1ac5c8e5d8a726dbd5ff5c2df2388c2c4da","name":"Durjoy Choudhury","registered_at":"2026-06-21T16:51:15Z","symbol":"NIM1977909","token_address":"0xcfff0240358cb707b7bc376e070affc26f8d7e26","type":"artist","uuid":"faaf8b43-fd36-4c7f-b639-a30a8611829b"}
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 0xd90094746b70036c59e9034327cdb1ac5c8e5d8a726dbd5ff5c2df2388c2c4da. Chain 2 (Bitcoin): anchored in block 954728 (2026-06-21T18:08:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/faaf8b43-fd36-4c7f-b639-a30a8611829b.json and https://artists.proofprofile.net/proofs/artist/faaf8b43-fd36-4c7f-b639-a30a8611829b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:08:38Z
  text: {"copyright_id":"0xd90094746b70036c59e9034327cdb1ac5c8e5d8a726dbd5ff5c2df2388c2c4da","name":"Durjoy Choudhury","registered_at":"2026-06-21T16:51:15Z","symbol":"NIM1977909","token_address":"0xcfff0240358cb707b7bc376e070affc26f8d7e26","type":"artist","uuid":"faaf8b43-fd36-4c7f-b639-a30a8611829b"}
album: Paanch Phoron 2
  type: MusicAlbum
  date published: 2020-02-12
album: Priyotama (Slowed+Reverb)
  type: MusicAlbum
  date published: 2022-05-05
  track: Priyotama (Slowed+Reverb)
    type: MusicRecording
    duration: PT3M57S
    duration ms: 237666
    explicit: false
    by artist: Durjoy Choudhury
    in album: Priyotama (Slowed+Reverb)
      type: MusicAlbum
      date published: 2022-05-05
    genre: indian indie
    isrc code: INS2X2200024
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-29T14:06:47+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3e857d0aab2cd0d3a702b6df19e088bce5f4034bf1f75326580ad6350212a858
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956375
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956375
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS2X2200024
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T16:51:38Z
    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 0x3e857d0aab2cd0d3a702b6df19e088bce5f4034bf1f75326580ad6350212a858. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/INS2X2200024.
      date published: 2026-07-02T16:51:38Z
    audio: Priyotama (Slowed+Reverb)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 95.713
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.503
      additional property: Energy
        type: PropertyValue
        value: 0.272
      additional property: Speechiness
        type: PropertyValue
        value: 0.026
      additional property: Acousticness
        type: PropertyValue
        value: 0.875
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.16
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.321
      additional property: Loudness (dB)
        type: PropertyValue
        value: -14.035
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Priyotoma - Cover
  type: MusicAlbum
  date published: 2023-04-17
album: Priyotoma - Cover
  type: MusicAlbum
  date published: 2023-10-12
album: Museum of Stolen Letters
  type: MusicAlbum
  date published: 2023-12-01
album: Younger Than Now
  type: MusicAlbum
  date published: 2023-12-15
album: Jadughor
  type: MusicAlbum
  date published: 2024-02-01
album: Song for the Girl with Weary Eyes
  type: MusicAlbum
  date published: 2024-09-20
album: I Came Here To Sell My Dreams (From Friday Night Originals: Season I)
  type: MusicAlbum
  date published: 2025-04-04
album: Madleen
  type: MusicAlbum
  date published: 2025-06-18
album: Like A Wong Kar-Wai Movie
  type: MusicAlbum
  date published: 2025-07-17
album: Let Us Not Talk About Anything
  type: MusicAlbum
  date published: 2025-09-18