Lívia Rév
type: MusicGroup
description: Lívia Rév (5 July 1916 – 28 March 2018) was a Hungarian classical concert pianist. Career Rév was born in Budapest as Lili Rauchwerger. She began her studies with Margit Varró and Klára Máthé. Aged n
popularity: 19
followers: 94
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xca0122c97380656db237a6796f5af6d383749971309c90f97df941d9e077d912
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953803
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953803
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e2042424-40a8-4834-bfc7-16b8dfc3f77d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e2042424-40a8-4834-bfc7-16b8dfc3f77d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e2042424-40a8-4834-bfc7-16b8dfc3f77d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T15:41:00Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xca0122c97380656db237a6796f5af6d383749971309c90f97df941d9e077d912","name":"Lívia Rév","registered_at":"2026-06-15T04:15:58Z","symbol":"NIM0679120","token_address":"0xab75c7f795dabfa4b522f500a4cf866d615b9061","type":"artist","uuid":"e2042424-40a8-4834-bfc7-16b8dfc3f77d"}
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 0xca0122c97380656db237a6796f5af6d383749971309c90f97df941d9e077d912. Chain 2 (Bitcoin): anchored in block 953803 (2026-06-15T15:41:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e2042424-40a8-4834-bfc7-16b8dfc3f77d.json and https://artists.proofprofile.net/proofs/artist/e2042424-40a8-4834-bfc7-16b8dfc3f77d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T15:41:00Z
  text: {"copyright_id":"0xca0122c97380656db237a6796f5af6d383749971309c90f97df941d9e077d912","name":"Lívia Rév","registered_at":"2026-06-15T04:15:58Z","symbol":"NIM0679120","token_address":"0xab75c7f795dabfa4b522f500a4cf866d615b9061","type":"artist","uuid":"e2042424-40a8-4834-bfc7-16b8dfc3f77d"}
album: For Children: Piano Music for the Young to Play and Enjoy
  type: MusicAlbum
  date published: 1987-05-01
album: Lívia Rév plays Liszt and Schumann
  type: MusicAlbum
  date published: 2024-04-26
album: Children's Corner
  type: MusicAlbum
  date published: 2024-06-15