AKIRA
type: MusicGroup
popularity: 3
followers: 52
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfadce4ad2830aa0cba8e1bb71ed69d3d2fe8ee78d81c4702967d93c817cde2e0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953860
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953860
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/035c3e6b-d0f8-483c-a702-4a1ceaf043f8.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/035c3e6b-d0f8-483c-a702-4a1ceaf043f8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/035c3e6b-d0f8-483c-a702-4a1ceaf043f8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T23:55:46Z
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 0xfadce4ad2830aa0cba8e1bb71ed69d3d2fe8ee78d81c4702967d93c817cde2e0. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/035c3e6b-d0f8-483c-a702-4a1ceaf043f8.json and https://artists.proofprofile.net/proofs/artist/035c3e6b-d0f8-483c-a702-4a1ceaf043f8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
album: 雨上がりの天気
  type: MusicAlbum
  date published: 2023-09-15
album: 見る以上に
  type: MusicAlbum
  date published: 2023-09-15
album: 星の道
  type: MusicAlbum
  date published: 2023-09-15
album: 天気の旋律
  type: MusicAlbum
  date published: 2023-09-15
album: 雨上がりの天気
  type: MusicAlbum
  date published: 2023-09-15
album: 天気の旋律
  type: MusicAlbum
  date published: 2023-09-15
album: 星が導く場所
  type: MusicAlbum
  date published: 2023-09-19
album: 希望の山
  type: MusicAlbum
  date published: 2023-09-19
album: Close to me..
  type: MusicAlbum
  date published: 2023-10-19
album: 太陽のレクイエム
  type: MusicAlbum
  date published: 2024-02-16
album: MAX DARTS
  type: MusicAlbum
  date published: 2024-04-30
album: コスモスアイズ
  type: MusicAlbum
  date published: 2025-02-03
album: Talk to Me (Remix)
  type: MusicAlbum
  date published: 2025-04-26