René Bianco
type: MusicGroup
genre: opera
description: René Bianco (21 June 1908 – 23 January 2008) was a French operatic baritone who performed at the Opéra Comique and the Paris Opera in a wide variety of leading roles.Zisman, Marc (29 January 2008)."Di
popularity: 5
followers: 157
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 954065
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954065
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/55a4c4b6-e736-4b0a-8913-a1db4bd3095c.ots
additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-06-17T08:10:43Z
additional property: OTSCanonicalRecord
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cb82aac18cee3f6c864e7dafaed2229cc072839ac1274d4b21b0835b4972a40. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/55a4c4b6-e736-4b0a-8913-a1db4bd3095c.json and https://artists.proofprofile.net/proofs/artist/55a4c4b6-e736-4b0a-8913-a1db4bd3095c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:10:43Z
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album: Les belles soirées de l'opéra-comique (Mono Version)
  type: MusicAlbum
  date published: 1957-01-01
album: Les grands succès de Gustave Goublier (feat. Marc Berthomieu) [Mono Version]
  type: MusicAlbum
  date published: 1957-01-01
album: Récital (Mono Version)
  type: MusicAlbum
  date published: 1957-01-01
album: Algérie française (Mono Version)
  type: MusicAlbum
  date published: 1959
album: La marseillaise (Mono version)
  type: MusicAlbum
  date published: 1960-01-01