Piano Lounge
type: MusicGroup
popularity: 2
followers: 15
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x167c14fe9ff4c4bc863751592eb4558d4ecce8eb3d5fad145925454253f2b3fd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953915
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953915
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/19d6fa31-3376-476a-8931-d71810900a30.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/19d6fa31-3376-476a-8931-d71810900a30.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/19d6fa31-3376-476a-8931-d71810900a30
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T08:36:32Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x167c14fe9ff4c4bc863751592eb4558d4ecce8eb3d5fad145925454253f2b3fd","name":"Piano Lounge","registered_at":"2026-06-15T22:34:45Z","symbol":"NIM0853005","token_address":"0xc667aaf84cc7cef140b9bc9756f6396278adcf31","type":"artist","uuid":"19d6fa31-3376-476a-8931-d71810900a30"}
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 0x167c14fe9ff4c4bc863751592eb4558d4ecce8eb3d5fad145925454253f2b3fd. Chain 2 (Bitcoin): anchored in block 953915 (2026-06-16T08:36:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/19d6fa31-3376-476a-8931-d71810900a30.json and https://artists.proofprofile.net/proofs/artist/19d6fa31-3376-476a-8931-d71810900a30.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T08:36:32Z
  text: {"copyright_id":"0x167c14fe9ff4c4bc863751592eb4558d4ecce8eb3d5fad145925454253f2b3fd","name":"Piano Lounge","registered_at":"2026-06-15T22:34:45Z","symbol":"NIM0853005","token_address":"0xc667aaf84cc7cef140b9bc9756f6396278adcf31","type":"artist","uuid":"19d6fa31-3376-476a-8931-d71810900a30"}
album: Calm Piano Music for Relaxation, Meditation, Yoga, Study, Sleep and Serenity
  type: MusicAlbum
  date published: 2015-10-14
album: 90년대 감성 발라드 인기가요 베스트 피아노 모음집
  type: MusicAlbum
  date published: 2019-04-24
album: 최신가요 발라드 감성 피아노 연주곡 모음집(인기곡 컬렉션, 매장음악, 발라드 베스트)
  type: MusicAlbum
  date published: 2019-06-12