松岡 耕平
type: MusicGroup
popularity: 8
followers: 213
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa5c96a70e7f3de21f36d6367473350fede84575b07bede9bcf15ae680c2970a0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954031
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954031
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3b3a6cec-4fb2-4017-a9ec-a0dc574bb164.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3b3a6cec-4fb2-4017-a9ec-a0dc574bb164.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3b3a6cec-4fb2-4017-a9ec-a0dc574bb164
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T01:43:23Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa5c96a70e7f3de21f36d6367473350fede84575b07bede9bcf15ae680c2970a0","name":"松岡 耕平","registered_at":"2026-06-16T10:14:45Z","symbol":"NIM1020182","token_address":"0x99b1df37f1b3c2ffa9c2b635f64c1c85ad465569","type":"artist","uuid":"3b3a6cec-4fb2-4017-a9ec-a0dc574bb164"}
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 0xa5c96a70e7f3de21f36d6367473350fede84575b07bede9bcf15ae680c2970a0. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3b3a6cec-4fb2-4017-a9ec-a0dc574bb164.json and https://artists.proofprofile.net/proofs/artist/3b3a6cec-4fb2-4017-a9ec-a0dc574bb164.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xa5c96a70e7f3de21f36d6367473350fede84575b07bede9bcf15ae680c2970a0","name":"松岡 耕平","registered_at":"2026-06-16T10:14:45Z","symbol":"NIM1020182","token_address":"0x99b1df37f1b3c2ffa9c2b635f64c1c85ad465569","type":"artist","uuid":"3b3a6cec-4fb2-4017-a9ec-a0dc574bb164"}
album: DRAGON POKER ORIGINAL SOUNDTRACK
  type: MusicAlbum
  date published: 2014-04-21
album: DRAGON POKER ORIGINAL SOUNDTRACK 2
  type: MusicAlbum
  date published: 2014-12-18
album: 城とドラゴン オリジナルサウンドトラック
  type: MusicAlbum
  date published: 2015-12-22
album: DRAGON POKER ORIGINAL SOUNDTRACK 3
  type: MusicAlbum
  date published: 2015-12-22
album: GUNBIT ORIGINAL SOUNDTRACK
  type: MusicAlbum
  date published: 2020-11-18
album: DRAGON POKER ORIGINAL SOUNDTRACK 4
  type: MusicAlbum
  date published: 2021-01-15