明星 スバル（CV.柿原 徹也）
type: MusicGroup
popularity: 5
followers: 41
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfc89ce9386763067e138b5755e94dbea732608a53b2193b0310efc70e09cc368
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953885
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953885
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0c785b92-b458-485f-b4f4-088147dcea1b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0c785b92-b458-485f-b4f4-088147dcea1b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0c785b92-b458-485f-b4f4-088147dcea1b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T04:12:47Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfc89ce9386763067e138b5755e94dbea732608a53b2193b0310efc70e09cc368","name":"明星 スバル（CV.柿原 徹也）","registered_at":"2026-06-15T17:51:59Z","symbol":"NIM0785581","token_address":"0x5e1a17ded34286d99e3e63eafcebe8e025ce7c8c","type":"artist","uuid":"0c785b92-b458-485f-b4f4-088147dcea1b"}
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 0xfc89ce9386763067e138b5755e94dbea732608a53b2193b0310efc70e09cc368. Chain 2 (Bitcoin): anchored in block 953885 (2026-06-16T04:12:47Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0c785b92-b458-485f-b4f4-088147dcea1b.json and https://artists.proofprofile.net/proofs/artist/0c785b92-b458-485f-b4f4-088147dcea1b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T04:12:47Z
  text: {"copyright_id":"0xfc89ce9386763067e138b5755e94dbea732608a53b2193b0310efc70e09cc368","name":"明星 スバル（CV.柿原 徹也）","registered_at":"2026-06-15T17:51:59Z","symbol":"NIM0785581","token_address":"0x5e1a17ded34286d99e3e63eafcebe8e025ce7c8c","type":"artist","uuid":"0c785b92-b458-485f-b4f4-088147dcea1b"}
album: 明星 スバルが『BRIGHTEST STARS!!』を紹介！
  type: MusicAlbum
  date published: 2025-04-25