Pierrette Alarie
type: MusicGroup
genre: opera
description: Pierrette Alarie, (November 9, 1921 – July 10, 2011)Pierrette Alarie-Simoneau obituary, July 13, 2011 was a French Canadian coloratura soprano. She was married to the French-Canadian tenor Léopold S
popularity: 5
followers: 136
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd5d5992d9e4d7441b5313580c58de13dd0cbbbb17fa1020b3dff3ec49ba16b8c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fabcb790-dc5c-4c68-82da-103f0ab75cc8.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fabcb790-dc5c-4c68-82da-103f0ab75cc8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fabcb790-dc5c-4c68-82da-103f0ab75cc8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd5d5992d9e4d7441b5313580c58de13dd0cbbbb17fa1020b3dff3ec49ba16b8c","name":"Pierrette Alarie","registered_at":"2026-06-21T17:01:41Z","symbol":"NIM1980363","token_address":"0x7af45eab797f973b4f295dd4f36701640275dda7","type":"artist","uuid":"fabcb790-dc5c-4c68-82da-103f0ab75cc8"}
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 0xd5d5992d9e4d7441b5313580c58de13dd0cbbbb17fa1020b3dff3ec49ba16b8c. Chain 2 (Bitcoin): anchored in block 954728 (2026-06-21T18:08:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fabcb790-dc5c-4c68-82da-103f0ab75cc8.json and https://artists.proofprofile.net/proofs/artist/fabcb790-dc5c-4c68-82da-103f0ab75cc8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:08:38Z
  text: {"copyright_id":"0xd5d5992d9e4d7441b5313580c58de13dd0cbbbb17fa1020b3dff3ec49ba16b8c","name":"Pierrette Alarie","registered_at":"2026-06-21T17:01:41Z","symbol":"NIM1980363","token_address":"0x7af45eab797f973b4f295dd4f36701640275dda7","type":"artist","uuid":"fabcb790-dc5c-4c68-82da-103f0ab75cc8"}
album: Singer Portrait: Simoneau & Alarie
  type: MusicAlbum
  date published: 2015-03-13