8 Eyes
type: MusicGroup
description: is a 2D action platform game developed by Thinking Rabbit for the Nintendo Entertainment System in 1988. The game features eight levels, and can be played by one or two players. It also features a la
popularity: 2
followers: 1
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa442817f72a526aeed7ac7f1d2c3606871f314a2f767785ae0fb77aca4d3c4ad
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953888
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953888
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0ce58bdf-4180-4377-9d13-931b21242658.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0ce58bdf-4180-4377-9d13-931b21242658.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0ce58bdf-4180-4377-9d13-931b21242658
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T04:55:23Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa442817f72a526aeed7ac7f1d2c3606871f314a2f767785ae0fb77aca4d3c4ad","name":"8 Eyes","registered_at":"2026-06-15T18:04:31Z","symbol":"NIM0788569","token_address":"0xa2bd02f24ff4169feb0cbfaf82baabda9d114ee6","type":"artist","uuid":"0ce58bdf-4180-4377-9d13-931b21242658"}
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 0xa442817f72a526aeed7ac7f1d2c3606871f314a2f767785ae0fb77aca4d3c4ad. Chain 2 (Bitcoin): anchored in block 953889 (2026-06-16T04:57:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0ce58bdf-4180-4377-9d13-931b21242658.json and https://artists.proofprofile.net/proofs/artist/0ce58bdf-4180-4377-9d13-931b21242658.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T04:57:45Z
  text: {"copyright_id":"0xa442817f72a526aeed7ac7f1d2c3606871f314a2f767785ae0fb77aca4d3c4ad","name":"8 Eyes","registered_at":"2026-06-15T18:04:31Z","symbol":"NIM0788569","token_address":"0xa2bd02f24ff4169feb0cbfaf82baabda9d114ee6","type":"artist","uuid":"0ce58bdf-4180-4377-9d13-931b21242658"}
album: The Mask
  type: MusicAlbum
  date published: 2025-01-08
album: Reborn
  type: MusicAlbum
  date published: 2025-01-13