OLPEKKALEV
type: MusicGroup
genre: finnish hip hop
popularity: 5
followers: 568
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e3332496208f5c6ed5bd1fa0ef8b2222ff16c7960b336e025639cb418f70753
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953909
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953909
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/046aa9cf-220a-42f0-bcf6-417a58973bf3.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/046aa9cf-220a-42f0-bcf6-417a58973bf3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/046aa9cf-220a-42f0-bcf6-417a58973bf3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:53:13Z
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 0x8e3332496208f5c6ed5bd1fa0ef8b2222ff16c7960b336e025639cb418f70753. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/046aa9cf-220a-42f0-bcf6-417a58973bf3.json and https://artists.proofprofile.net/proofs/artist/046aa9cf-220a-42f0-bcf6-417a58973bf3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
album: 00
  type: MusicAlbum
  date published: 2012-10-10
album: 01
  type: MusicAlbum
  date published: 2015-06-17
album: OUTA
  type: MusicAlbum
  date published: 2016-04-22
album: 02
  type: MusicAlbum
  date published: 2016-08-24
album: SOFIA
  type: MusicAlbum
  date published: 2017-01-19
album: 03
  type: MusicAlbum
  date published: 2017-07-07
album: IKÄWÄ
  type: MusicAlbum
  date published: 2017-12-29
album: 04
  type: MusicAlbum
  date published: 2018-04-04
album: 05
  type: MusicAlbum
  date published: 2020-01-31
album: 06
  type: MusicAlbum
  date published: 2021-06-24
album: J1H4D
  type: MusicAlbum
  date published: 2025-02-25