John Deng
type: MusicGroup
description: Deng Chen-chung (; born 29 July 1952), also known by his English name John Deng, is a Taiwanese lawyer. He is currently a minister without portfolio in charge of the Office of Trade Negotiations. He w
popularity: 2
followers: 235
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xec9b5b867f61167e6d1487e16d355ef7a10c673f42a94d397834e6ea20b46877
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953885
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953885
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0bb547c8-83b2-4cbc-a5a2-036a6eb8057c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0bb547c8-83b2-4cbc-a5a2-036a6eb8057c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0bb547c8-83b2-4cbc-a5a2-036a6eb8057c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T04:12:47Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xec9b5b867f61167e6d1487e16d355ef7a10c673f42a94d397834e6ea20b46877","name":"John Deng","registered_at":"2026-06-15T17:38:11Z","symbol":"NIM0782286","token_address":"0xd18fce6a957d3cc692143453d40d00b9f98a4942","type":"artist","uuid":"0bb547c8-83b2-4cbc-a5a2-036a6eb8057c"}
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 0xec9b5b867f61167e6d1487e16d355ef7a10c673f42a94d397834e6ea20b46877. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0bb547c8-83b2-4cbc-a5a2-036a6eb8057c.json and https://artists.proofprofile.net/proofs/artist/0bb547c8-83b2-4cbc-a5a2-036a6eb8057c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:28:01Z
  text: {"copyright_id":"0xec9b5b867f61167e6d1487e16d355ef7a10c673f42a94d397834e6ea20b46877","name":"John Deng","registered_at":"2026-06-15T17:38:11Z","symbol":"NIM0782286","token_address":"0xd18fce6a957d3cc692143453d40d00b9f98a4942","type":"artist","uuid":"0bb547c8-83b2-4cbc-a5a2-036a6eb8057c"}
album: What If
  type: MusicAlbum
  date published: 2023-12-15
album: WHAT IF
  type: MusicAlbum
  date published: 2023-12-15
album: ATTENTION
  type: MusicAlbum
  date published: 2024-05-24
album: Blinded
  type: MusicAlbum
  date published: 2024-11-08