Veltto Virtanen
type: MusicGroup
genre: finnish pop
genre: finnish rock
description: Pertti Olavi "Veltto" Virtanen (born 18 May 1951) is a Finnish rock personality, former presidential candidate, and former member of the Finnish Parliament from Tampere, Finland. In music, he perform
popularity: 3
followers: 508
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1766efd5fc7a0cdb1ceca3b9be4808e02dafccec529ef418016a6461fbbc7efb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954618
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954618
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c80dfb7d-7b2f-4e6a-93dc-47e2694a144f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c80dfb7d-7b2f-4e6a-93dc-47e2694a144f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c80dfb7d-7b2f-4e6a-93dc-47e2694a144f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T23:05:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1766efd5fc7a0cdb1ceca3b9be4808e02dafccec529ef418016a6461fbbc7efb","name":"Veltto Virtanen","registered_at":"2026-06-20T22:11:47Z","symbol":"NIM1729719","token_address":"0x2aae6735b51eb9f4eebdcda0b200e1f3590b8622","type":"artist","uuid":"c80dfb7d-7b2f-4e6a-93dc-47e2694a144f"}
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 0x1766efd5fc7a0cdb1ceca3b9be4808e02dafccec529ef418016a6461fbbc7efb. Chain 2 (Bitcoin): anchored in block 954618 (2026-06-20T23:05:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c80dfb7d-7b2f-4e6a-93dc-47e2694a144f.json and https://artists.proofprofile.net/proofs/artist/c80dfb7d-7b2f-4e6a-93dc-47e2694a144f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T23:05:13Z
  text: {"copyright_id":"0x1766efd5fc7a0cdb1ceca3b9be4808e02dafccec529ef418016a6461fbbc7efb","name":"Veltto Virtanen","registered_at":"2026-06-20T22:11:47Z","symbol":"NIM1729719","token_address":"0x2aae6735b51eb9f4eebdcda0b200e1f3590b8622","type":"artist","uuid":"c80dfb7d-7b2f-4e6a-93dc-47e2694a144f"}
album: Ronkpukki
  type: MusicAlbum
  date published: 2007-01-01
album: Kusessa
  type: MusicAlbum
  date published: 2007-01-01
album: Beibi
  type: MusicAlbum
  date published: 2007-01-01
album: Tahdon
  type: MusicAlbum
  date published: 1978