Sorgenti
type: MusicGroup
popularity: 4
followers: 249
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x247b86852718816ffe755c6752f00482be77e16a67bc685d4c5bc75f72e76aac
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954002
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954002
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3293df9a-f57b-4882-afcb-b3ecfd8ee73f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3293df9a-f57b-4882-afcb-b3ecfd8ee73f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3293df9a-f57b-4882-afcb-b3ecfd8ee73f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T20:47:12Z
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 0x247b86852718816ffe755c6752f00482be77e16a67bc685d4c5bc75f72e76aac. Chain 2 (Bitcoin): anchored in block 954002 (2026-06-16T20:47:12Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3293df9a-f57b-4882-afcb-b3ecfd8ee73f.json and https://artists.proofprofile.net/proofs/artist/3293df9a-f57b-4882-afcb-b3ecfd8ee73f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T20:47:12Z
album: Birth
  type: MusicAlbum
  date published: 2015-03-23
album: 契歌
  type: MusicAlbum
  date published: 2019-02-02
album: keika
  type: MusicAlbum
  date published: 2019-02-02
album: 詠歌
  type: MusicAlbum
  date published: 2019-11-01
album: eika
  type: MusicAlbum
  date published: 2019-11-01
album: Ryu-sui zakura
  type: MusicAlbum
  date published: 2020-05-02
album: Touka Ryouran (Festa Ver.)
  type: MusicAlbum
  date published: 2020-10-07
album: 錦
  type: MusicAlbum
  date published: 2021-07-25
album: NISHIKI
  type: MusicAlbum
  date published: 2021-07-25
album: Choudai
  type: MusicAlbum
  date published: 2022-09-06
album: Dice
  type: MusicAlbum
  date published: 2022-12-04
album: HANAMUKE
  type: MusicAlbum
  date published: 2023-03-18
album: 讃歌
  type: MusicAlbum
  date published: 2023-06-01
album: SANKA
  type: MusicAlbum
  date published: 2023-06-01
album: Haute couture
  type: MusicAlbum
  date published: 2024-04-11
album: aikotoba
  type: MusicAlbum
  date published: 2024-12-25
album: yukimoyou (2024)
  type: MusicAlbum
  date published: 2024-12-25
album: NATSUYUME
  type: MusicAlbum
  date published: 2025-07-21
album: 夏夢
  type: MusicAlbum
  date published: 2025-07-21