Optimal Music
type: MusicGroup
popularity: 4
followers: 13
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb6753153e5c7c0f864694e2f568f6767329e07145d71edbda850f91253aac427
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954615
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954615
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c5370960-be0c-4ed9-9a39-3cd9fed4d00a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c5370960-be0c-4ed9-9a39-3cd9fed4d00a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c5370960-be0c-4ed9-9a39-3cd9fed4d00a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T22:44:50Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb6753153e5c7c0f864694e2f568f6767329e07145d71edbda850f91253aac427","name":"Optimal Music","registered_at":"2026-06-20T20:40:54Z","symbol":"NIM1709979","token_address":"0x250e21f4f64b9e629164aea20fdbd02686e3a89c","type":"artist","uuid":"c5370960-be0c-4ed9-9a39-3cd9fed4d00a"}
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 0xb6753153e5c7c0f864694e2f568f6767329e07145d71edbda850f91253aac427. Chain 2 (Bitcoin): anchored in block 954615 (2026-06-20T22:44:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c5370960-be0c-4ed9-9a39-3cd9fed4d00a.json and https://artists.proofprofile.net/proofs/artist/c5370960-be0c-4ed9-9a39-3cd9fed4d00a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T22:44:50Z
  text: {"copyright_id":"0xb6753153e5c7c0f864694e2f568f6767329e07145d71edbda850f91253aac427","name":"Optimal Music","registered_at":"2026-06-20T20:40:54Z","symbol":"NIM1709979","token_address":"0x250e21f4f64b9e629164aea20fdbd02686e3a89c","type":"artist","uuid":"c5370960-be0c-4ed9-9a39-3cd9fed4d00a"}
album: Rivalise
  type: MusicAlbum
  date published: 2022-03-12
album: Nairolf - You Know It (#1Son1StudioCLip1Journée)
  type: MusicAlbum
  date published: 2022-03-20
album: Nairolf - Frérot (#1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-03-26
album: Kosty & Majis' - Pilote (1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-04-04
album: Niakar - Une vie meilleure (1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-04-10
album: Ziguy - Not Running (1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-04-17
album: Viro - Lakour (1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-04-24
album: Oni-K - Froid (1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-05-01
album: Kosty & Majis - Chacun
  type: MusicAlbum
  date published: 2022-05-08
album: Tigun - Vie de rêve (1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-05-15
album: Zion - A toutes ces femmes (#1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-05-22
album: Nairolf & Nay - J'me balade (1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-05-28
album: Kosty & Nairolf - Tôt ou tard
  type: MusicAlbum
  date published: 2022-06-04
album: Kanté
  type: MusicAlbum
  date published: 2022-06-25
album: Tizier - Dualité (1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-07-04
album: Taims - Soldat (1Son1StudioClip1Journée)
  type: MusicAlbum
  date published: 2022-07-11
album: Personne
  type: MusicAlbum
  date published: 2022-07-16
album: Optimal Music - Two to one
  type: MusicAlbum
  date published: 2022-08-01
album: Nairolf - J'aimerais
  type: MusicAlbum
  date published: 2022-09-25
album: Parmi les dieux
  type: MusicAlbum
  date published: 2022-11-19
album: Oni-K - Foudre
  type: MusicAlbum
  date published: 2022-12-03
  track: Oni-K - Foudre
    type: MusicRecording
    duration: PT3M19S
    duration ms: 199557
    explicit: true
    by artist: Optimal Music
    in album: Oni-K - Foudre
      type: MusicAlbum
      date published: 2022-12-03
    isrc code: QZTB52245120
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T01:11:47+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x860360b87669fcb29035647c9edb7dd4e1060621b2feb850f6903650cb990ae9
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958480
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958480
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB52245120
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T02:58:58Z
    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 0x860360b87669fcb29035647c9edb7dd4e1060621b2feb850f6903650cb990ae9. Chain 2 (Bitcoin): anchored in block 958480 (2026-07-18T02:58:58Z), 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/QZTB52245120.
      date published: 2026-07-18T02:58:58Z
    audio: Oni-K - Foudre
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 187.517
      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: 0.444
      additional property: Energy
        type: PropertyValue
        value: 0.526
      additional property: Speechiness
        type: PropertyValue
        value: 0.292
      additional property: Acousticness
        type: PropertyValue
        value: 0.683
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.109
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.225
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.282
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Nairolf - Du mal
  type: MusicAlbum
  date published: 2023-03-19
album: Oracle - À 100 à l'heure
  type: MusicAlbum
  date published: 2023-03-26