Adolphe Blanc
type: MusicGroup
description: thumb| Adolphe Blanc (24 June 1828 – May 1885) was a French composer of chamber music. Blanc was born in Manosque, Alpes-de-Haute-Provence. At the age of 13 he was sent to study violin at the Paris
popularity: 3
followers: 136
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x19b1e3abfd34b4f13add0cd189ba2d14a60ba192148c39132a6ac1d13404a294
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 954693
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954693
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e8fafb2d-aca5-44a3-8f12-8abf313658dd.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e8fafb2d-aca5-44a3-8f12-8abf313658dd.json
additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e8fafb2d-aca5-44a3-8f12-8abf313658dd
additional property: OTSTimestamp
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  value: 2026-06-21T11:50:32Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19b1e3abfd34b4f13add0cd189ba2d14a60ba192148c39132a6ac1d13404a294. Chain 2 (Bitcoin): anchored in block 954693 (2026-06-21T11:50:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e8fafb2d-aca5-44a3-8f12-8abf313658dd.json and https://artists.proofprofile.net/proofs/artist/e8fafb2d-aca5-44a3-8f12-8abf313658dd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T11:50:32Z
  text: {"copyright_id":"0x19b1e3abfd34b4f13add0cd189ba2d14a60ba192148c39132a6ac1d13404a294","name":"Adolphe Blanc","registered_at":"2026-06-21T09:29:03Z","symbol":"NIM1888737","token_address":"0xbde6fa16c48c7d4b2b253229f280fe7530148183","type":"artist","uuid":"e8fafb2d-aca5-44a3-8f12-8abf313658dd"}
album: Blanc: Clarinet Septet / Clarinet Trio / Wind Quintet No. 2
  type: MusicAlbum
  date published: 2001-09-01
album: Adolphe Blanc: Septuor Trio Quintette no 2
  type: MusicAlbum
  date published: 2001-09-01
album: Adolphe Blanc: String Quintets Nos. 3, 4 & 7
  type: MusicAlbum
  date published: 2013-09-12