FRS
type: MusicGroup
popularity: 3
followers: 447
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7cf5e0d608e7b5099d9d1af6c751f84761e3460db323b84c15796fa78e4f2c61
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bc62824b-89c9-471d-aaf9-36af71e4e72e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bc62824b-89c9-471d-aaf9-36af71e4e72e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/bc62824b-89c9-471d-aaf9-36af71e4e72e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
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 0x7cf5e0d608e7b5099d9d1af6c751f84761e3460db323b84c15796fa78e4f2c61. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bc62824b-89c9-471d-aaf9-36af71e4e72e.json and https://artists.proofprofile.net/proofs/artist/bc62824b-89c9-471d-aaf9-36af71e4e72e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
album: Przygotujcie drogę
  type: MusicAlbum
  date published: 2020-10-25
album: Ziarno życia
  type: MusicAlbum
  date published: 2020-10-31
album: FRS
  type: MusicAlbum
  date published: 2020-11-07
album: Psalmy (Live Session)
  type: MusicAlbum
  date published: 2021-05-03
album: Ogólnie
  type: MusicAlbum
  date published: 2022-02-02
album: Podaj mi ręke
  type: MusicAlbum
  date published: 2022-03-01
album: Ludzie to
  type: MusicAlbum
  date published: 2022-04-12
album: Zauważony
  type: MusicAlbum
  date published: 2022-11-01
album: Puzzle
  type: MusicAlbum
  date published: 2023-10-07