Bice Osei Kuffour
type: MusicGroup
genre: afrobeats
genre: azonto
genre: highlife
genre: hiplife
description: thumb|Bice Osei Kuffour Bice Osei Kuffour (born 17 November 1981) is a Ghanaian hiplife musician, known popularly by the name Obour, which means "stone" in the Akan language. He is the immediate past
popularity: 3
followers: 53
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x262918c21bde9f8bf3e06db363d3e8df9d9f05a0b6be4120d40c1aa05dc7e072
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6956cbda-8e31-42f7-aa87-0b8e7c5c7dfd.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6956cbda-8e31-42f7-aa87-0b8e7c5c7dfd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6956cbda-8e31-42f7-aa87-0b8e7c5c7dfd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x262918c21bde9f8bf3e06db363d3e8df9d9f05a0b6be4120d40c1aa05dc7e072","name":"Bice Osei Kuffour","registered_at":"2026-06-17T02:25:07Z","symbol":"NIM1251679","token_address":"0xf2859d895b1a892e8954eac1ed4b00fc9c526208","type":"artist","uuid":"6956cbda-8e31-42f7-aa87-0b8e7c5c7dfd"}
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 0x262918c21bde9f8bf3e06db363d3e8df9d9f05a0b6be4120d40c1aa05dc7e072. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6956cbda-8e31-42f7-aa87-0b8e7c5c7dfd.json and https://artists.proofprofile.net/proofs/artist/6956cbda-8e31-42f7-aa87-0b8e7c5c7dfd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x262918c21bde9f8bf3e06db363d3e8df9d9f05a0b6be4120d40c1aa05dc7e072","name":"Bice Osei Kuffour","registered_at":"2026-06-17T02:25:07Z","symbol":"NIM1251679","token_address":"0xf2859d895b1a892e8954eac1ed4b00fc9c526208","type":"artist","uuid":"6956cbda-8e31-42f7-aa87-0b8e7c5c7dfd"}