Ngọc Hải
type: MusicGroup
genre: bolero
genre: vietnamese bolero
popularity: 4
followers: 523
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69a26955eb25021e77b9eb6591e07fd229e0b485b71988bf116e749249d3af2b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954516
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954516
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a1a8fb43-f957-4101-8bd9-67265b8b0213.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a1a8fb43-f957-4101-8bd9-67265b8b0213.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a1a8fb43-f957-4101-8bd9-67265b8b0213
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T07:04:44Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x69a26955eb25021e77b9eb6591e07fd229e0b485b71988bf116e749249d3af2b","name":"Ngọc Hải","registered_at":"2026-06-20T05:42:39Z","symbol":"NIM1529857","token_address":"0x58f3be9b8137062497814a88a386b14360cfa399","type":"artist","uuid":"a1a8fb43-f957-4101-8bd9-67265b8b0213"}
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 0x69a26955eb25021e77b9eb6591e07fd229e0b485b71988bf116e749249d3af2b. Chain 2 (Bitcoin): anchored in block 954516 (2026-06-20T07:04:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a1a8fb43-f957-4101-8bd9-67265b8b0213.json and https://artists.proofprofile.net/proofs/artist/a1a8fb43-f957-4101-8bd9-67265b8b0213.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T07:04:44Z
  text: {"copyright_id":"0x69a26955eb25021e77b9eb6591e07fd229e0b485b71988bf116e749249d3af2b","name":"Ngọc Hải","registered_at":"2026-06-20T05:42:39Z","symbol":"NIM1529857","token_address":"0x58f3be9b8137062497814a88a386b14360cfa399","type":"artist","uuid":"a1a8fb43-f957-4101-8bd9-67265b8b0213"}
album: Ngọc Hải - Tình như sương khói
  type: MusicAlbum
  date published: 1992-01-01
album: Thạch Thảo - Ngọc Hải - Về quê cắm câu
  type: MusicAlbum
  date published: 1994-01-01
album: Ngọc Hải - Thạch Thảo - Nhớ em
  type: MusicAlbum
  date published: 1995-01-01
album: Thạch Thảo - Ngọc Hải - Thầm mơ
  type: MusicAlbum
  date published: 1995-01-01
album: Tình đời 1
  type: MusicAlbum
  date published: 1995-01-01
album: Bích Phượng - Ngọc Hải - Dối lòng
  type: MusicAlbum
  date published: 1995-01-01
album: Lời Tỏ Tình Đáng Yêu
  type: MusicAlbum
  date published: 1995-06-25
album: Ngọc Hải - Hoang vu nỗi nhớ
  type: MusicAlbum
  date published: 1996-01-01
album: Đêm Tâm Sự
  type: MusicAlbum
  date published: 2018-08-28
album: Tiễn Một Người Đi
  type: MusicAlbum
  date published: 2018-08-29
album: Mưa Xuân
  type: MusicAlbum
  date published: 2018-08-29
album: Mưa Xuân
  type: MusicAlbum
  date published: 2018-08-29
album: Giã Từ
  type: MusicAlbum
  date published: 2019-11-21
album: Giã Từ
  type: MusicAlbum
  date published: 2019-11-21
album: Rạng Đông Tuyển Tập 69
  type: MusicAlbum
  date published: 2025-01-06