Estovan
type: MusicGroup
popularity: 4
followers: 80
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7fd0160a14f2e816c0b4850c9dfac9843a7fe21312e57637e9668c17d500ebd8
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/2482dfaa-01b3-49ba-82c4-ea03be6a98ca.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2482dfaa-01b3-49ba-82c4-ea03be6a98ca.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2482dfaa-01b3-49ba-82c4-ea03be6a98ca
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 0x7fd0160a14f2e816c0b4850c9dfac9843a7fe21312e57637e9668c17d500ebd8. 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/2482dfaa-01b3-49ba-82c4-ea03be6a98ca.json and https://artists.proofprofile.net/proofs/artist/2482dfaa-01b3-49ba-82c4-ea03be6a98ca.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T22:46:20Z
album: 永远的一班
  type: MusicAlbum
  date published: 2021-03-19
album: Forever Together
  type: MusicAlbum
  date published: 2021-08-20
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  type: MusicAlbum
  date published: 2022-01-02
album: Flag Flying High
  type: MusicAlbum
  date published: 2022-07-23
album: Hero in Me
  type: MusicAlbum
  date published: 2022-11-10
album: Welcome 兔
  type: MusicAlbum
  date published: 2023-01-19
album: 展翅吧! (《超级宝贝 2023》主题曲)
  type: MusicAlbum
  date published: 2023-03-30
album: 展翅吧! (《超级宝贝 2023》主题曲)
  type: MusicAlbum
  date published: 2023-03-30
album: Starlit Dreams (feat. Marc Valentine)
  type: MusicAlbum
  date published: 2023-12-14
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  type: MusicAlbum
  date published: 2024-01-04
album: All About Home
  type: MusicAlbum
  date published: 2025-06-20