Hồ Văn Cường
type: MusicGroup
genre: bolero
description: Hồ Văn Cường (born 15 January 2003) is a Vietnamese professional footballer who plays as a right back for V.League 1 club Sông Lam Nghệ An and the Vietnam national team. Club career Văn Cường started
popularity: 7
followers: 953
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd01c4018023e65f85a85fab0e16a57580e77cf7f54a2582af99c0848cfbf9b14
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953972
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953972
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2aba973b-9d69-4fee-a2e6-31addb3b2c23.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2aba973b-9d69-4fee-a2e6-31addb3b2c23.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2aba973b-9d69-4fee-a2e6-31addb3b2c23
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T16:31:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd01c4018023e65f85a85fab0e16a57580e77cf7f54a2582af99c0848cfbf9b14","name":"Hồ Văn Cường","registered_at":"2026-06-16T04:30:42Z","symbol":"NIM0938019","token_address":"0xf91857d7200398f4896a700f16eaf36dc7392f31","type":"artist","uuid":"2aba973b-9d69-4fee-a2e6-31addb3b2c23"}
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 0xd01c4018023e65f85a85fab0e16a57580e77cf7f54a2582af99c0848cfbf9b14. Chain 2 (Bitcoin): anchored in block 953973 (2026-06-16T16:37:07Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2aba973b-9d69-4fee-a2e6-31addb3b2c23.json and https://artists.proofprofile.net/proofs/artist/2aba973b-9d69-4fee-a2e6-31addb3b2c23.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T16:37:07Z
  text: {"copyright_id":"0xd01c4018023e65f85a85fab0e16a57580e77cf7f54a2582af99c0848cfbf9b14","name":"Hồ Văn Cường","registered_at":"2026-06-16T04:30:42Z","symbol":"NIM0938019","token_address":"0xf91857d7200398f4896a700f16eaf36dc7392f31","type":"artist","uuid":"2aba973b-9d69-4fee-a2e6-31addb3b2c23"}
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