Cinq
type: MusicGroup
popularity: 2
followers: 304
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8f010d84b4d98e3eb41a4a95a0e5a42756beb3a3c68a4bcb4c06e052929e1c4a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954717
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954717
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f6205f6b-859f-45dd-9b6c-6ab3888bac57.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f6205f6b-859f-45dd-9b6c-6ab3888bac57.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f6205f6b-859f-45dd-9b6c-6ab3888bac57
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T15:47:51Z
additional property: OTSCanonicalRecord
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 0x8f010d84b4d98e3eb41a4a95a0e5a42756beb3a3c68a4bcb4c06e052929e1c4a. Chain 2 (Bitcoin): anchored in block 954717 (2026-06-21T15:47:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f6205f6b-859f-45dd-9b6c-6ab3888bac57.json and https://artists.proofprofile.net/proofs/artist/f6205f6b-859f-45dd-9b6c-6ab3888bac57.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T15:47:51Z
album: E​.​P. Volume 1
  type: MusicAlbum
  date published: 2019-05-04
album: E​.​P. Volume 2
  type: MusicAlbum
  date published: 2020-09-19
album: Radium — Live
  type: MusicAlbum
  date published: 2021-10-06
album: Tellurique — Live
  type: MusicAlbum
  date published: 2021-10-20
album: Magnet (Live)
  type: MusicAlbum
  date published: 2022-03-27
album: Brut comme canon
  type: MusicAlbum
  date published: 2022-03-28
album: Fresques (Live)
  type: MusicAlbum
  date published: 2022-03-28
album: Héritage
  type: MusicAlbum
  date published: 2023-10-06
album: V5
  type: MusicAlbum
  date published: 2023-11-24
album: Bleu Ciel
  type: MusicAlbum
  date published: 2024-09-27
album: Larme Couleur Bleu Ciel
  type: MusicAlbum
  date published: 2024-10-25
album: X-PRESSO
  type: MusicAlbum
  date published: 2025-06-05
album: Ensemble
  type: MusicAlbum
  date published: 2025-09-05