Black Beach
type: MusicGroup
genre: garage rock
description: thumb | right | alt=Malabo Harbour, Bioko Island, Equatorial Guinea | Malabo Harbour, Bioko Island, Equatorial Guinea Black Beach () is a prison located on the island of Bioko, in the former capital
popularity: 7
followers: 1299
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbcf7db4d6f6bb8ff0d2abaf036ffab2c7adb7ea1f2c9ea3f12dc427ac4a4bd1b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954346
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954346
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9ab05e93-8220-42ba-a074-ba8ed5107efa.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9ab05e93-8220-42ba-a074-ba8ed5107efa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9ab05e93-8220-42ba-a074-ba8ed5107efa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:51:26Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbcf7db4d6f6bb8ff0d2abaf036ffab2c7adb7ea1f2c9ea3f12dc427ac4a4bd1b","name":"Black Beach","registered_at":"2026-06-17T19:54:41Z","symbol":"NIM1497888","token_address":"0x59f1fc16c13b9a9c7a8d829977de32b01fcdb112","type":"artist","uuid":"9ab05e93-8220-42ba-a074-ba8ed5107efa"}
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 0xbcf7db4d6f6bb8ff0d2abaf036ffab2c7adb7ea1f2c9ea3f12dc427ac4a4bd1b. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9ab05e93-8220-42ba-a074-ba8ed5107efa.json and https://artists.proofprofile.net/proofs/artist/9ab05e93-8220-42ba-a074-ba8ed5107efa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:51:26Z
  text: {"copyright_id":"0xbcf7db4d6f6bb8ff0d2abaf036ffab2c7adb7ea1f2c9ea3f12dc427ac4a4bd1b","name":"Black Beach","registered_at":"2026-06-17T19:54:41Z","symbol":"NIM1497888","token_address":"0x59f1fc16c13b9a9c7a8d829977de32b01fcdb112","type":"artist","uuid":"9ab05e93-8220-42ba-a074-ba8ed5107efa"}
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