Yoon Sang Hyun
type: MusicGroup
genre: k-ballad
popularity: 12
followers: 1549
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaab037ff76a59bd84739b1510dbd33707c7bf6272efc719af788d897ecb48a11
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953713
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953713
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/80574561-5b1e-460a-b8cd-cd32db913c5c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/80574561-5b1e-460a-b8cd-cd32db913c5c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/80574561-5b1e-460a-b8cd-cd32db913c5c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T00:33:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaab037ff76a59bd84739b1510dbd33707c7bf6272efc719af788d897ecb48a11","name":"Yoon Sang Hyun","registered_at":"2026-06-14T17:58:01Z","symbol":"NIM0531635","token_address":"0xfd75e7f6bde5504ed44a4d28e7904d1f2c1a8466","type":"artist","uuid":"80574561-5b1e-460a-b8cd-cd32db913c5c"}
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 0xaab037ff76a59bd84739b1510dbd33707c7bf6272efc719af788d897ecb48a11. Chain 2 (Bitcoin): anchored in block 953713 (2026-06-15T00:33:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/80574561-5b1e-460a-b8cd-cd32db913c5c.json and https://artists.proofprofile.net/proofs/artist/80574561-5b1e-460a-b8cd-cd32db913c5c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T00:33:41Z
  text: {"copyright_id":"0xaab037ff76a59bd84739b1510dbd33707c7bf6272efc719af788d897ecb48a11","name":"Yoon Sang Hyun","registered_at":"2026-06-14T17:58:01Z","symbol":"NIM0531635","token_address":"0xfd75e7f6bde5504ed44a4d28e7904d1f2c1a8466","type":"artist","uuid":"80574561-5b1e-460a-b8cd-cd32db913c5c"}
album: Never Ending Story (From "Queen Of Housewives")
  type: MusicAlbum
  date published: 2009-04-28
album: I love you
  type: MusicAlbum
  date published: 2009-07-07
album: Can't Lose Pt. 3 (Original Television Soundtrack)
  type: MusicAlbum
  date published: 2011-09-07
album: Yoon Sang Hyun Ballad
  type: MusicAlbum
  date published: 2016-05-07
album: 18 again, Pt. 8 (Original Television Soundtrack)
  type: MusicAlbum
  date published: 2020-10-20
album: 18 again Pt.8 (Original Television Soundtrack)
  type: MusicAlbum
  date published: 2020-10-20