Mateus Casagrande
type: MusicGroup
popularity: 2
followers: 130
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4001a0c4788a44985179ab49913569d67b9e4e7ff744b4153b9e905042d9ca5b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/58aae0d9-368c-4ea1-a8f8-37605f945c00.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/58aae0d9-368c-4ea1-a8f8-37605f945c00.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/58aae0d9-368c-4ea1-a8f8-37605f945c00
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4001a0c4788a44985179ab49913569d67b9e4e7ff744b4153b9e905042d9ca5b","name":"Mateus Casagrande","registered_at":"2026-06-16T20:31:38Z","symbol":"NIM1167361","token_address":"0x8ce49dfdd350fa264bd0215af595dbf7bad8d561","type":"artist","uuid":"58aae0d9-368c-4ea1-a8f8-37605f945c00"}
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 0x4001a0c4788a44985179ab49913569d67b9e4e7ff744b4153b9e905042d9ca5b. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/58aae0d9-368c-4ea1-a8f8-37605f945c00.json and https://artists.proofprofile.net/proofs/artist/58aae0d9-368c-4ea1-a8f8-37605f945c00.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x4001a0c4788a44985179ab49913569d67b9e4e7ff744b4153b9e905042d9ca5b","name":"Mateus Casagrande","registered_at":"2026-06-16T20:31:38Z","symbol":"NIM1167361","token_address":"0x8ce49dfdd350fa264bd0215af595dbf7bad8d561","type":"artist","uuid":"58aae0d9-368c-4ea1-a8f8-37605f945c00"}
album: In My Time of Dying / Livin' in Dublin
  type: MusicAlbum
  date published: 2020-04-16
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  type: MusicAlbum
  date published: 2020-07-01
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  type: MusicAlbum
  date published: 2020-11-09
album: Covid 19 Quarantine Blues
  type: MusicAlbum
  date published: 2020-11-28
album: Climate Change Blues 2
  type: MusicAlbum
  date published: 2021-01-01
album: Widescreen Tv Thief
  type: MusicAlbum
  date published: 2021-02-15
album: No Way to Go but Back
  type: MusicAlbum
  date published: 2021-03-08
album: It's All Right
  type: MusicAlbum
  date published: 2021-03-19
album: Carmim
  type: MusicAlbum
  date published: 2021-09-03
album: O Sol
  type: MusicAlbum
  date published: 2022-02-25
album: Nao Voltar
  type: MusicAlbum
  date published: 2022-09-02
album: I Love You in the Sun
  type: MusicAlbum
  date published: 2023-03-17
album: Sina
  type: MusicAlbum
  date published: 2024-01-28