おた
type: MusicGroup
popularity: 3
followers: 204
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaf1e7ec2d1d7d6e5d7cb916e06d59f6a1e5ecabd95a3c6efd58021546507e8b7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953984
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953984
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2d3a97b4-ab4e-4f41-b8c7-9897de518d47.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2d3a97b4-ab4e-4f41-b8c7-9897de518d47.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2d3a97b4-ab4e-4f41-b8c7-9897de518d47
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T18:08:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaf1e7ec2d1d7d6e5d7cb916e06d59f6a1e5ecabd95a3c6efd58021546507e8b7","name":"おた","registered_at":"2026-06-16T05:17:34Z","symbol":"NIM0949221","token_address":"0xe17eb5920896d737f728694eaf7ab05c16b0aae2","type":"artist","uuid":"2d3a97b4-ab4e-4f41-b8c7-9897de518d47"}
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 0xaf1e7ec2d1d7d6e5d7cb916e06d59f6a1e5ecabd95a3c6efd58021546507e8b7. Chain 2 (Bitcoin): anchored in block 953997 (2026-06-16T20:07:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2d3a97b4-ab4e-4f41-b8c7-9897de518d47.json and https://artists.proofprofile.net/proofs/artist/2d3a97b4-ab4e-4f41-b8c7-9897de518d47.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T20:07:57Z
  text: {"copyright_id":"0xaf1e7ec2d1d7d6e5d7cb916e06d59f6a1e5ecabd95a3c6efd58021546507e8b7","name":"おた","registered_at":"2026-06-16T05:17:34Z","symbol":"NIM0949221","token_address":"0xe17eb5920896d737f728694eaf7ab05c16b0aae2","type":"artist","uuid":"2d3a97b4-ab4e-4f41-b8c7-9897de518d47"}
album: 組曲『CV01-10』
  type: MusicAlbum
  date published: 2017-08-31
album: 組曲『CV01-10』 (2021 Remaster)
  type: MusicAlbum
  date published: 2017-08-31
album: おた LOVES カゲプロ -one-
  type: MusicAlbum
  date published: 2017-12-24
album: おた LOVES カゲプロ
  type: MusicAlbum
  date published: 2017-12-24
album: おた LOVES カゲプロ -two- (Part 2)
  type: MusicAlbum
  date published: 2019-11-22
album: おた LOVES カゲプロ -two- (Part 1)
  type: MusicAlbum
  date published: 2019-11-22
album: おた LOVES カゲプロ -two- (Part One)
  type: MusicAlbum
  date published: 2019-11-22
album: おた LOVES カゲプロ -two- (Part Two)
  type: MusicAlbum
  date published: 2019-11-22
album: おた LOVES ねこぼーろ
  type: MusicAlbum
  date published: 2020-07-12
album: おた LOVES ぽわぽわ (Part Two)
  type: MusicAlbum
  date published: 2020-07-21
album: おた LOVES ぽわぽわ (Part One)
  type: MusicAlbum
  date published: 2020-07-21
album: おた LOVES ぽわぽわ (Part Two)
  type: MusicAlbum
  date published: 2020-07-21
album: おた LOVES ぽわぽわ (Part One)
  type: MusicAlbum
  date published: 2020-07-21
album: おた LOVES カゲプロ -three-
  type: MusicAlbum
  date published: 2021-09-02
album: 組曲 『ヨルシカ』-breezy-
  type: MusicAlbum
  date published: 2021-10-08
album: おた LOVES カゲプロ -three-
  type: MusicAlbum
  date published: 2021-11-22
album: アヤノの幸福理論 (2022)
  type: MusicAlbum
  date published: 2022-11-22
album: 戯言スピーカー (v)
  type: MusicAlbum
  date published: 2023-03-25
album: アヤノの幸福理論 (2024)
  type: MusicAlbum
  date published: 2024-01-01
album: それは、真昼の彗星 -wanderlust-
  type: MusicAlbum
  date published: 2024-03-12
album: アルジャーノン -breezy-
  type: MusicAlbum
  date published: 2024-08-11
album: アヤノの幸福理論 (2025)
  type: MusicAlbum
  date published: 2024-12-31
album: 灯星 (haruka nakamura & suis)
  type: MusicAlbum
  date published: 2025-01-07
album: 再生 (ピコン)
  type: MusicAlbum
  date published: 2025-04-03
album: Rainy Day City LXXXVI -いかないで- (想太)
  type: MusicAlbum
  date published: 2025-04-10
album: Rainy Day City LXXXVIII -さよーならみなさん-
  type: MusicAlbum
  date published: 2025-06-05
album: 再生 -ii- (ピコン)
  type: MusicAlbum
  date published: 2025-09-24
album: 老人と海 -oceanside- (ヨルシカ)
  type: MusicAlbum
  date published: 2025-09-27
album: エガクミライ (It's MyGO!!!!!)
  type: MusicAlbum
  date published: 2025-10-02