KOKORO
type: MusicGroup
description: is a 1914 Japanese novel by Natsume Sōseki, and the final part of a trilogy starting with To the Spring Equinox and Beyond and followed by The Wayfarer (both 1912). Set in the Meiji era, the novel te
popularity: 12
followers: 308
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4461f5f312c56599b23cace13e561b94a38e6113e0096ca92a9530a7a141dc40
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953598
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953598
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0d2d6777-0a3f-4445-b139-a868ee80c16c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0d2d6777-0a3f-4445-b139-a868ee80c16c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0d2d6777-0a3f-4445-b139-a868ee80c16c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T06:40:11Z
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 0x4461f5f312c56599b23cace13e561b94a38e6113e0096ca92a9530a7a141dc40. Chain 2 (Bitcoin): anchored in block 953598 (2026-06-14T06:40:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0d2d6777-0a3f-4445-b139-a868ee80c16c.json and https://artists.proofprofile.net/proofs/artist/0d2d6777-0a3f-4445-b139-a868ee80c16c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T06:40:11Z
album: A Sea of Her Own (KBS 2TV Drama) OST Part.22
  type: MusicAlbum
  date published: 2017-08-10
album: 그 여자의 바다 (Original Television Soundtrack), Pt. 22
  type: MusicAlbum
  date published: 2017-08-10
album: A Sea of Her Own (KBS 2TV Drama) OST Part.22
  type: MusicAlbum
  date published: 2017-08-10
album: Tasmanian Devil
  type: MusicAlbum
  date published: 2022-03-27