Julien Tassin
type: MusicGroup
popularity: 12
followers: 602
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x41e6138171fafd5183d54e9d2e3e02330c65700c3280702ceef69eacbfcc1bc0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953736
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953736
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/97eedc9f-4143-4f61-8125-e59fcc912f20.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/97eedc9f-4143-4f61-8125-e59fcc912f20.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/97eedc9f-4143-4f61-8125-e59fcc912f20
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T03:21:19Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x41e6138171fafd5183d54e9d2e3e02330c65700c3280702ceef69eacbfcc1bc0","name":"Julien Tassin","registered_at":"2026-06-14T20:31:06Z","symbol":"NIM0568119","token_address":"0xf54b3d12de6ab8b7d9e704ca6f0bca3346a0dfa3","type":"artist","uuid":"97eedc9f-4143-4f61-8125-e59fcc912f20"}
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 0x41e6138171fafd5183d54e9d2e3e02330c65700c3280702ceef69eacbfcc1bc0. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/97eedc9f-4143-4f61-8125-e59fcc912f20.json and https://artists.proofprofile.net/proofs/artist/97eedc9f-4143-4f61-8125-e59fcc912f20.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:47:56Z
  text: {"copyright_id":"0x41e6138171fafd5183d54e9d2e3e02330c65700c3280702ceef69eacbfcc1bc0","name":"Julien Tassin","registered_at":"2026-06-14T20:31:06Z","symbol":"NIM0568119","token_address":"0xf54b3d12de6ab8b7d9e704ca6f0bca3346a0dfa3","type":"artist","uuid":"97eedc9f-4143-4f61-8125-e59fcc912f20"}
album: Sweet Tension
  type: MusicAlbum
  date published: 2018-09-07
album: Electricity
  type: MusicAlbum
  date published: 2019-06-21
album: Heat
  type: MusicAlbum
  date published: 2019-08-09
album: Momentum
  type: MusicAlbum
  date published: 2019-09-13
album: Moondancer
  type: MusicAlbum
  date published: 2020-09-18
album: Blackout
  type: MusicAlbum
  date published: 2020-10-30
album: Moondancer
  type: MusicAlbum
  date published: 2020-11-27
album: Shooting Stars
  type: MusicAlbum
  date published: 2021-06-11
album: Still
  type: MusicAlbum
  date published: 2021-09-03
album: Primitiv
  type: MusicAlbum
  date published: 2022-08-23
album: Work
  type: MusicAlbum
  date published: 2022-09-06
album: Primitiv
  type: MusicAlbum
  date published: 2022-09-30
album: Duality
  type: MusicAlbum
  date published: 2023-05-12
album: Gymnopédie No. 1
  type: MusicAlbum
  date published: 2023-05-26
album: Für Gerlinde
  type: MusicAlbum
  date published: 2023-06-09
album: Duality
  type: MusicAlbum
  date published: 2023-06-16
album: Believe
  type: MusicAlbum
  date published: 2023-09-08
album: Birth Suite
  type: MusicAlbum
  date published: 2023-10-06
album: Great Expectations
  type: MusicAlbum
  date published: 2023-11-10
album: Great Expectations
  type: MusicAlbum
  date published: 2023-11-10
album: Cactus Road
  type: MusicAlbum
  date published: 2024-03-22
album: Song Offerings
  type: MusicAlbum
  date published: 2024-05-03
album: Elephant
  type: MusicAlbum
  date published: 2024-10-04
album: Petits Pas
  type: MusicAlbum
  date published: 2024-10-04
album: Dissolution
  type: MusicAlbum
  date published: 2024-11-08
album: Ancestors
  type: MusicAlbum
  date published: 2024-11-08
album: Midnight Sun
  type: MusicAlbum
  date published: 2024-12-06
album: Wild Around
  type: MusicAlbum
  date published: 2024-12-06
  track: Les Chaines
    type: MusicRecording
    duration: PT4M3S
    duration ms: 243520
    explicit: false
    by artist: Julien Tassin
    in album: Wild Around
      type: MusicAlbum
      date published: 2024-12-06
    isrc code: NLB152400487
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T09:18:42+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xdbf861d62bc3cbb0d44a1391eadf1f3eb260c4eb5030e5f915338df9f5aab6ff
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956790
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956790
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB152400487
    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 0xdbf861d62bc3cbb0d44a1391eadf1f3eb260c4eb5030e5f915338df9f5aab6ff. 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/NLB152400487.
      date published: 2026-07-05T12:31:54Z
    audio: Les Chaines
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 86.805
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.418
      additional property: Energy
        type: PropertyValue
        value: 0.119
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.967
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.928
      additional property: Liveness
        type: PropertyValue
        value: 0.109
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.524
      additional property: Loudness (dB)
        type: PropertyValue
        value: -19.383
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
album: Rodeo
album: Stockholm
album: Midnight Sun Live

Mode Name
type: PropertyValue
value: Major

Rodeo
type: MusicAlbum
date published: 2025-06-27

Stockholm
type: MusicAlbum
date published: 2025-08-15

Midnight Sun Live
type: MusicAlbum
date published: 2025-10-31