AKIYANN
type: MusicGroup
popularity: 2
followers: 18
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67334c0c8bee9b1bfdae6d610b51a13fa8aac6fa5b30589a466d849fa50f9aea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954014
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954014
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/30dd7736-6d31-486e-915e-35d71d6a8c4c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/30dd7736-6d31-486e-915e-35d71d6a8c4c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/30dd7736-6d31-486e-915e-35d71d6a8c4c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T22:46:20Z
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 0x67334c0c8bee9b1bfdae6d610b51a13fa8aac6fa5b30589a466d849fa50f9aea. Chain 2 (Bitcoin): anchored in block 954014 (2026-06-16T22:46:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/30dd7736-6d31-486e-915e-35d71d6a8c4c.json and https://artists.proofprofile.net/proofs/artist/30dd7736-6d31-486e-915e-35d71d6a8c4c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T22:46:20Z
album: ライアー (feat. 初音ミク)
  type: MusicAlbum
  date published: 2025-09-16
album: Lier (feat. HATSUNE MIKU)
  type: MusicAlbum
  date published: 2025-09-16
album: Bear's Room (feat. HATSUNE MIKU)
  type: MusicAlbum
  date published: 2025-09-16
album: Mennhell
  type: MusicAlbum
  date published: 2025-09-17
album: Forever white butterflies & Black butterflies (Music box ver)
  type: MusicAlbum
  date published: 2025-09-17
album: Aimu (feat. HATSUNE MIKU)
  type: MusicAlbum
  date published: 2025-09-17
album: Final phase
  type: MusicAlbum
  date published: 2025-09-17
album: Wine Rose (feat. HATSUNE MIKU)
  type: MusicAlbum
  date published: 2025-09-17
album: Melourdy'As (feat. HATSUNE MIKU)
  type: MusicAlbum
  date published: 2025-09-17
album: Forever white butterflies & Black butterflies (feat. HATSUNE MIKU)
  type: MusicAlbum
  date published: 2025-09-17
album: 哀夢 (feat. 初音ミク)
  type: MusicAlbum
  date published: 2025-09-17
album: GAmer
  type: MusicAlbum
  date published: 2025-09-17