Mista Cookie Jar
type: MusicGroup
genre: children's music
popularity: 15
followers: 667
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x56f897d53f4e205d66564f15fe92cf6863b73bddaa14d4fb7f3fe669fd1f12a4
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/e36f738f-ee9a-40c3-b20f-d27d91be73f8.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e36f738f-ee9a-40c3-b20f-d27d91be73f8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e36f738f-ee9a-40c3-b20f-d27d91be73f8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T15:41:00Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x56f897d53f4e205d66564f15fe92cf6863b73bddaa14d4fb7f3fe669fd1f12a4","name":"Mista Cookie Jar","registered_at":"2026-06-15T04:32:42Z","symbol":"NIM0683110","token_address":"0x70f7e414d06e752102bf0bed7c20f35e302e11d1","type":"artist","uuid":"e36f738f-ee9a-40c3-b20f-d27d91be73f8"}
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 0x56f897d53f4e205d66564f15fe92cf6863b73bddaa14d4fb7f3fe669fd1f12a4. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e36f738f-ee9a-40c3-b20f-d27d91be73f8.json and https://artists.proofprofile.net/proofs/artist/e36f738f-ee9a-40c3-b20f-d27d91be73f8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T19:59:56Z
  text: {"copyright_id":"0x56f897d53f4e205d66564f15fe92cf6863b73bddaa14d4fb7f3fe669fd1f12a4","name":"Mista Cookie Jar","registered_at":"2026-06-15T04:32:42Z","symbol":"NIM0683110","token_address":"0x70f7e414d06e752102bf0bed7c20f35e302e11d1","type":"artist","uuid":"e36f738f-ee9a-40c3-b20f-d27d91be73f8"}
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