Evyka
type: MusicGroup
popularity: 2
followers: 183
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda83f3ab8407a0b1e9dbcb3c4c1c9cd3b859e6d647e1e9379335efb9c99babf2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954569
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954569
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b31adbc4-68ea-4d94-af7c-b3de063cc3e5.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b31adbc4-68ea-4d94-af7c-b3de063cc3e5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b31adbc4-68ea-4d94-af7c-b3de063cc3e5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T14:36:29Z
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 0xda83f3ab8407a0b1e9dbcb3c4c1c9cd3b859e6d647e1e9379335efb9c99babf2. Chain 2 (Bitcoin): anchored in block 954569 (2026-06-20T14:36:29Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b31adbc4-68ea-4d94-af7c-b3de063cc3e5.json and https://artists.proofprofile.net/proofs/artist/b31adbc4-68ea-4d94-af7c-b3de063cc3e5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T14:36:29Z
album: Flashback
  type: MusicAlbum
  date published: 2020-09-05
album: Cyberstar
  type: MusicAlbum
  date published: 2020-10-30
album: Projection
  type: MusicAlbum
  date published: 2021-03-07
album: Alter Ego
  type: MusicAlbum
  date published: 2021-07-01
album: Ellipse
  type: MusicAlbum
  date published: 2021-11-19
album: Underground
  type: MusicAlbum
  date published: 2022-09-30
album: Hope
  type: MusicAlbum
  date published: 2023-01-20
album: Snowdrop
  type: MusicAlbum
  date published: 2023-03-10
album: The challenger
  type: MusicAlbum
  date published: 2023-04-14
album: Symbiosis
  type: MusicAlbum
  date published: 2023-06-09
album: Firefly
  type: MusicAlbum
  date published: 2023-08-11
album: Freedom
  type: MusicAlbum
  date published: 2024-02-23
album: Victory
  type: MusicAlbum
  date published: 2024-04-05
album: Multiverse
  type: MusicAlbum
  date published: 2024-04-26
album: Evolution
  type: MusicAlbum
  date published: 2024-06-28
album: Evasion
  type: MusicAlbum
  date published: 2025-07-18