Lou Canon
type: MusicGroup
description: Lou Canon is the stage name of Leanne Greyerbiehl, a Canadian indie pop singer-songwriter."Toronto's Lou Canon Rolls Out Hayden-produced Debut Album". Exclaim!, March 10, 2011. The sister-in-law of H
popularity: 12
followers: 715
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde50cc29028762a19bb5d9ae45e2a69ea109cc2e34c248570f8ed85601c581f0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953641
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953641
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/39b75de1-68ef-433f-8458-0e05be384e92.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/39b75de1-68ef-433f-8458-0e05be384e92.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/39b75de1-68ef-433f-8458-0e05be384e92
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T13:54:28Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xde50cc29028762a19bb5d9ae45e2a69ea109cc2e34c248570f8ed85601c581f0","name":"Lou Canon","registered_at":"2026-06-14T10:30:27Z","symbol":"NIM0424868","token_address":"0xb46a185c83956d57cf89d7e11224b055f98acb91","type":"artist","uuid":"39b75de1-68ef-433f-8458-0e05be384e92"}
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 0xde50cc29028762a19bb5d9ae45e2a69ea109cc2e34c248570f8ed85601c581f0. Chain 2 (Bitcoin): anchored in block 953641 (2026-06-14T13:54:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/39b75de1-68ef-433f-8458-0e05be384e92.json and https://artists.proofprofile.net/proofs/artist/39b75de1-68ef-433f-8458-0e05be384e92.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T13:54:28Z
  text: {"copyright_id":"0xde50cc29028762a19bb5d9ae45e2a69ea109cc2e34c248570f8ed85601c581f0","name":"Lou Canon","registered_at":"2026-06-14T10:30:27Z","symbol":"NIM0424868","token_address":"0xb46a185c83956d57cf89d7e11224b055f98acb91","type":"artist","uuid":"39b75de1-68ef-433f-8458-0e05be384e92"}
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