Cia. Do Samba
type: MusicGroup
genre: pagode
genre: samba
popularity: 3
followers: 745
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd6cd3c93b08b5831addada5366975773a62a31603f9a8fc2bb61c0ae2f3683bc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954705
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954705
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f1f4c855-3cf7-40be-9586-829cb374740c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f1f4c855-3cf7-40be-9586-829cb374740c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f1f4c855-3cf7-40be-9586-829cb374740c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T13:42:37Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd6cd3c93b08b5831addada5366975773a62a31603f9a8fc2bb61c0ae2f3683bc","name":"Cia. Do Samba","registered_at":"2026-06-21T13:13:58Z","symbol":"NIM1932325","token_address":"0x4ac2a83b217708fe483eeefcc0a6a5a930367e5e","type":"artist","uuid":"f1f4c855-3cf7-40be-9586-829cb374740c"}
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 0xd6cd3c93b08b5831addada5366975773a62a31603f9a8fc2bb61c0ae2f3683bc. Chain 2 (Bitcoin): anchored in block 954705 (2026-06-21T13:42:37Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f1f4c855-3cf7-40be-9586-829cb374740c.json and https://artists.proofprofile.net/proofs/artist/f1f4c855-3cf7-40be-9586-829cb374740c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T13:42:37Z
  text: {"copyright_id":"0xd6cd3c93b08b5831addada5366975773a62a31603f9a8fc2bb61c0ae2f3683bc","name":"Cia. Do Samba","registered_at":"2026-06-21T13:13:58Z","symbol":"NIM1932325","token_address":"0x4ac2a83b217708fe483eeefcc0a6a5a930367e5e","type":"artist","uuid":"f1f4c855-3cf7-40be-9586-829cb374740c"}
album: Cia do Samba (Instrumental)
  type: MusicAlbum
  date published: 1995
album: Cia do Samba, Vol. 1
  type: MusicAlbum
  date published: 1995
album: Cia do Samba, Vol. 1
  type: MusicAlbum
  date published: 1995-01-01
album: Cia. Do Samba
  type: MusicAlbum
  date published: 1995-01-01
album: Cia do Samba - Instrumental
  type: MusicAlbum
  date published: 1995-01-01
album: Instrumental
  type: MusicAlbum
  date published: 1995-01-01
album: Pagode Instrumental: Vol. 2
  type: MusicAlbum
  date published: 1998
album: Cia do Samba no Pagode, Vol. 2
  type: MusicAlbum
  date published: 1998
album: No Pagode Vol. 2
  type: MusicAlbum
  date published: 1998
album: Pagode Instrumental, Vol. 2
  type: MusicAlbum
  date published: 1998-01-01
album: Cia do Samba No Pagode, Vol. 2
  type: MusicAlbum
  date published: 1998-01-01
album: Samba, Vol. 3
  type: MusicAlbum
  date published: 2013-01-01
album: Pagode, Vol. 7
  type: MusicAlbum
  date published: 2013-01-01