APJ
type: MusicGroup
genre: vietnamese lo-fi
genre: vinahouse
genre: v-pop
popularity: 30
followers: 692
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa8b16c4640e92d4ca68645abc8778934081e6ea34f4dc28727a14ed01f2b0218
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bbb4bd9e-6787-46fc-a729-dbc924883b89.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bbb4bd9e-6787-46fc-a729-dbc924883b89.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/bbb4bd9e-6787-46fc-a729-dbc924883b89
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
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 0xa8b16c4640e92d4ca68645abc8778934081e6ea34f4dc28727a14ed01f2b0218. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bbb4bd9e-6787-46fc-a729-dbc924883b89.json and https://artists.proofprofile.net/proofs/artist/bbb4bd9e-6787-46fc-a729-dbc924883b89.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Vì Ta Chưa Lớn
  type: MusicAlbum
  date published: 2022-12-27
album: Hận Đàn Ông
  type: MusicAlbum
  date published: 2023-02-08
album: Em Về Chưa (Acoustic)
  type: MusicAlbum
  date published: 2023-03-24
album: Thế Giới Trong Anh (Acoustic)
  type: MusicAlbum
  date published: 2023-03-24
album: Vì Ta Chưa Lớn (Acoustic)
  type: MusicAlbum
  date published: 2023-03-24
album: Ai Mang Cô Đơn Đi (Ness Remix)
  type: MusicAlbum
  date published: 2025-06-20
album: Ai Mang Cô Đơn Đi (Remix)
  type: MusicAlbum
  date published: 2025-06-21