Valtteri Halonen
type: MusicGroup
popularity: 2
followers: 71
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x13e0edb682892960fe91c0c92cbc513524e6a8e823952253b49a344b563220fe
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954124
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7bbbdc2e-c01e-41df-96b3-b063f59e9ab3.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7bbbdc2e-c01e-41df-96b3-b063f59e9ab3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7bbbdc2e-c01e-41df-96b3-b063f59e9ab3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T18:22:18Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x13e0edb682892960fe91c0c92cbc513524e6a8e823952253b49a344b563220fe","name":"Valtteri Halonen","registered_at":"2026-06-17T08:43:24Z","symbol":"NIM1341909","token_address":"0xd725fccdd0071f9a55099046bd9c8ce1e3761b86","type":"artist","uuid":"7bbbdc2e-c01e-41df-96b3-b063f59e9ab3"}
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 0x13e0edb682892960fe91c0c92cbc513524e6a8e823952253b49a344b563220fe. Chain 2 (Bitcoin): anchored in block 954124 (2026-06-17T18:22:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7bbbdc2e-c01e-41df-96b3-b063f59e9ab3.json and https://artists.proofprofile.net/proofs/artist/7bbbdc2e-c01e-41df-96b3-b063f59e9ab3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T18:22:18Z
  text: {"copyright_id":"0x13e0edb682892960fe91c0c92cbc513524e6a8e823952253b49a344b563220fe","name":"Valtteri Halonen","registered_at":"2026-06-17T08:43:24Z","symbol":"NIM1341909","token_address":"0xd725fccdd0071f9a55099046bd9c8ce1e3761b86","type":"artist","uuid":"7bbbdc2e-c01e-41df-96b3-b063f59e9ab3"}
album: The Third Son (Original Fan Soundtrack The Dark Elf Trilogy, Homeland)
  type: MusicAlbum
  date published: 2022-04-26
album: Main Theme (Original Fan Soundtrack The Dark Elf Trilogy, Homeland)
  type: MusicAlbum
  date published: 2022-05-15
album: Drizzt Do'Urden (Original Fan Soundtrack The Dark Elf Trilogy, Homeland)
  type: MusicAlbum
  date published: 2022-05-15
album: Menzoberranzan (The Dark Elf Trilogy Original Fan Soundtrack)
  type: MusicAlbum
  date published: 2022-09-18
album: Crystal Cave (Original Fantasy Game Soundtrack)
  type: MusicAlbum
  date published: 2024-02-26
album: Valley of Blessings (Original Fantasy Game Soundtrack)
  type: MusicAlbum
  date published: 2024-02-26
album: Rounds matchday anthem (CS2)
  type: MusicAlbum
  date published: 2024-05-04
album: Rise of the Empire
  type: MusicAlbum
  date published: 2024-05-31
album: Tales from Tamriel (Original fanmade soundtrack)
  type: MusicAlbum
  date published: 2024-05-31
album: Stowaway (Sci-Fi Horror Soundtrack)
  type: MusicAlbum
  date published: 2024-06-18