Sentimental Piano Jazz Club
type: MusicGroup
genre: cool jazz
popularity: 2
followers: 134
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb0b9d922134589fc412a879115412ce6f54fbde1424b8c540a605c88abcab635
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953909
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953909
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0cb75458-6adb-479a-a291-6c6e2c9a74b2.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0cb75458-6adb-479a-a291-6c6e2c9a74b2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0cb75458-6adb-479a-a291-6c6e2c9a74b2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:53:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb0b9d922134589fc412a879115412ce6f54fbde1424b8c540a605c88abcab635","name":"Sentimental Piano Jazz Club","registered_at":"2026-06-15T17:48:41Z","symbol":"NIM0784794","token_address":"0x8f00c16558b59367ba9d0a2367ca64d23be72a63","type":"artist","uuid":"0cb75458-6adb-479a-a291-6c6e2c9a74b2"}
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 0xb0b9d922134589fc412a879115412ce6f54fbde1424b8c540a605c88abcab635. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0cb75458-6adb-479a-a291-6c6e2c9a74b2.json and https://artists.proofprofile.net/proofs/artist/0cb75458-6adb-479a-a291-6c6e2c9a74b2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
  text: {"copyright_id":"0xb0b9d922134589fc412a879115412ce6f54fbde1424b8c540a605c88abcab635","name":"Sentimental Piano Jazz Club","registered_at":"2026-06-15T17:48:41Z","symbol":"NIM0784794","token_address":"0x8f00c16558b59367ba9d0a2367ca64d23be72a63","type":"artist","uuid":"0cb75458-6adb-479a-a291-6c6e2c9a74b2"}
album: Gentle Piano – Jazz Instrumental, Wonderful Piano Bar, Ultimate Music Collection, Sentimental Jazz
  type: MusicAlbum
  date published: 2017-01-09
album: Piano Bar Jazz Lounge – Sensual Wine Bar, Easy Listening Background, Midnight Club Ambient, Shades of Love, Relaxing Instrumental In Paris
  type: MusicAlbum
  date published: 2017-02-06
album: Autumn Piano Bar
  type: MusicAlbum
  date published: 2017-10-19
album: Melancholic Jazz: Sad Piano
  type: MusicAlbum
  date published: 2017-11-06
album: Sentimental sommar pianoballader: Volym 2, Melodisk piano avkoppling, Fin piano jazz för läxor och hemmakontor, Te tid piano BGM
  type: MusicAlbum
  date published: 2021-05-26
album: Calming Piano: Soothing Piano Solo Jazz for Pensive Mood
  type: MusicAlbum
  date published: 2022-11-10
album: Time for Grief (15 Saddest Piano Pieces)
  type: MusicAlbum
  date published: 2023-04-18