Pianisti
type: MusicGroup
genre: polka
popularity: 29
followers: 483
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1546515e0e5e037c424e6ad9a92e69dcc35f00690468ce1d35f76aefd68dd7bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a8ec429e-3310-4e12-8a53-0e3dd0709e34.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a8ec429e-3310-4e12-8a53-0e3dd0709e34.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a8ec429e-3310-4e12-8a53-0e3dd0709e34
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
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 0x1546515e0e5e037c424e6ad9a92e69dcc35f00690468ce1d35f76aefd68dd7bf. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a8ec429e-3310-4e12-8a53-0e3dd0709e34.json and https://artists.proofprofile.net/proofs/artist/a8ec429e-3310-4e12-8a53-0e3dd0709e34.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
album: Maamme
  type: MusicAlbum
  date published: 2023-01-17
album: Lastenlaulut pianosäestyksellä
  type: MusicAlbum
  date published: 2023-01-17
album: On armas mulle aallon tie (karaoke)
  type: MusicAlbum
  date published: 2023-01-19
album: Yksi ruusu on kasvanut laaksossa (karaoke)
  type: MusicAlbum
  date published: 2023-01-19
album: Niin minä neitonen (karaoke)
  type: MusicAlbum
  date published: 2023-01-19
album: Intiaanien laulu (karaoke)
  type: MusicAlbum
  date published: 2023-01-20
album: Prinsessa Ruusunen (karaoke)
  type: MusicAlbum
  date published: 2023-01-20
album: Tuiki tuiki tähtönen (pianokaraoke)
  type: MusicAlbum
  date published: 2023-01-21
album: Suvivirsi
  type: MusicAlbum
  date published: 2023-01-21
album: Tutut laulut pianosäestyksellä (Pianokaraoke)
  type: MusicAlbum
  date published: 2023-01-24
album: Lasten pianokaraoke (piano instrumental)
  type: MusicAlbum
  date published: 2023-01-24
album: Elonkorjuu (pianokaraoke)
  type: MusicAlbum
  date published: 2023-01-24
album: Lastenlaulukaraoke pianosäestyksellä
  type: MusicAlbum
  date published: 2023-02-08
album: Vem kan segla forutan vind - Ken voi seilata tyynessä (pianokaraoke)
  type: MusicAlbum
  date published: 2023-04-09
album: Mustalainen (pianokaraoke)
  type: MusicAlbum
  date published: 2023-04-09