Yuuki
type: MusicGroup
genre: cedm
popularity: 2
followers: 36
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaeb407755c237fd2876f9d82c909c9de31dcef7545e6034c63e69a3735f67c5a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b9a1677d-20a1-4598-bbbc-d807bfef7bcf.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b9a1677d-20a1-4598-bbbc-d807bfef7bcf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b9a1677d-20a1-4598-bbbc-d807bfef7bcf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
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 0xaeb407755c237fd2876f9d82c909c9de31dcef7545e6034c63e69a3735f67c5a. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b9a1677d-20a1-4598-bbbc-d807bfef7bcf.json and https://artists.proofprofile.net/proofs/artist/b9a1677d-20a1-4598-bbbc-d807bfef7bcf.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
album: 気は確かか?
  type: MusicAlbum
  date published: 2019-08-05
album: Hachi Ju Hachi
  type: MusicAlbum
  date published: 2021-09-04
album: Apología al Vacío (Remix)
  type: MusicAlbum
  date published: 2022-05-26
album: Oda al Corazón Partido
  type: MusicAlbum
  date published: 2022-06-07
album: インテリジェント
  type: MusicAlbum
  date published: 2023-05-26
album: 夢の欠片
  type: MusicAlbum
  date published: 2024-01-04
album: Believe
  type: MusicAlbum
  date published: 2024-03-31
album: TADAIMA
  type: MusicAlbum
  date published: 2024-04-22
album: purine
  type: MusicAlbum
  date published: 2024-04-28
album: Anniversary ~Happy and luckyday~
  type: MusicAlbum
  date published: 2024-04-29
album: 紫苑
  type: MusicAlbum
  date published: 2024-09-09
album: 0126
  type: MusicAlbum
  date published: 2024-09-09
album: だいじ
  type: MusicAlbum
  date published: 2024-09-10
album: ふたり
  type: MusicAlbum
  date published: 2024-09-28
album: To my precious you
  type: MusicAlbum
  date published: 2024-10-26
album: Get Well
  type: MusicAlbum
  date published: 2025-10-28
album: Make a mistake
  type: MusicAlbum
  date published: 2025-11-03
album: Forever
  type: MusicAlbum
  date published: 2025-11-03
album: Bokunokoe
  type: MusicAlbum
  date published: 2025-11-03
album: Union Jack Platinum
  type: MusicAlbum
  date published: 2025-11-03
album: in order to
  type: MusicAlbum
  date published: 2025-11-04
album: something hot to drink
  type: MusicAlbum
  date published: 2025-11-04
album: from time to time
  type: MusicAlbum
  date published: 2025-11-04
album: Let's Rock
  type: MusicAlbum
  date published: 2025-11-06
album: make up one's mind
  type: MusicAlbum
  date published: 2025-11-06
album: The Lady who Loved Insects
  type: MusicAlbum
  date published: 2025-11-06
album: Wind
  type: MusicAlbum
  date published: 2025-11-10
album: for the time being
  type: MusicAlbum
  date published: 2025-11-14