Mei Kamino
type: MusicGroup
popularity: 2
followers: 55
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4dc0dcb5ba6db21159cc09bdec7e66ee795b3e1456ab9aed62cf99beebbd0139
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fa698769-c785-4713-a306-8fd2992bb138.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fa698769-c785-4713-a306-8fd2992bb138.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fa698769-c785-4713-a306-8fd2992bb138
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4dc0dcb5ba6db21159cc09bdec7e66ee795b3e1456ab9aed62cf99beebbd0139","name":"Mei Kamino","registered_at":"2026-06-21T16:31:33Z","symbol":"NIM1974851","token_address":"0x581fb2ba3e8f47ceb199cf284c14ea2b33f73867","type":"artist","uuid":"fa698769-c785-4713-a306-8fd2992bb138"}
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 0x4dc0dcb5ba6db21159cc09bdec7e66ee795b3e1456ab9aed62cf99beebbd0139. Chain 2 (Bitcoin): anchored in block 954728 (2026-06-21T18:08:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fa698769-c785-4713-a306-8fd2992bb138.json and https://artists.proofprofile.net/proofs/artist/fa698769-c785-4713-a306-8fd2992bb138.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:08:38Z
  text: {"copyright_id":"0x4dc0dcb5ba6db21159cc09bdec7e66ee795b3e1456ab9aed62cf99beebbd0139","name":"Mei Kamino","registered_at":"2026-06-21T16:31:33Z","symbol":"NIM1974851","token_address":"0x581fb2ba3e8f47ceb199cf284c14ea2b33f73867","type":"artist","uuid":"fa698769-c785-4713-a306-8fd2992bb138"}
album: INNOCENT
  type: MusicAlbum
  date published: 2022-01-22
album: Nantettattefukou
  type: MusicAlbum
  date published: 2022-04-14
album: Oboru
  type: MusicAlbum
  date published: 2022-06-25
album: Hakanairo
  type: MusicAlbum
  date published: 2022-08-07
album: contrast
  type: MusicAlbum
  date published: 2022-11-25
album: NIGHT POP LABO
  type: MusicAlbum
  date published: 2023-02-10
album: Love makeup
  type: MusicAlbum
  date published: 2023-11-08
album: Reality
  type: MusicAlbum
  date published: 2024-06-12
album: Future Forecast
  type: MusicAlbum
  date published: 2024-07-22
album: Bluedays
  type: MusicAlbum
  date published: 2024-08-19
album: Identity
  type: MusicAlbum
  date published: 2024-10-04
album: I LOVE YOU conveyed a cappella (feat. Lezel)
  type: MusicAlbum
  date published: 2024-11-04
album: Certainly (feat. KASANE TETO)
  type: MusicAlbum
  date published: 2025-05-28