MC CUBED
type: MusicGroup
popularity: 3
followers: 132
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x021f33f9963ef105c6debaacf4133d2e0444d3538400d3fa9c910ef5ae1d8eda
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953899
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953899
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/10734dbd-8283-4257-90b3-61d8f886ed18.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/10734dbd-8283-4257-90b3-61d8f886ed18.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/10734dbd-8283-4257-90b3-61d8f886ed18
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T06:37:25Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x021f33f9963ef105c6debaacf4133d2e0444d3538400d3fa9c910ef5ae1d8eda","name":"MC CUBED","registered_at":"2026-06-15T19:17:07Z","symbol":"NIM0805892","token_address":"0x499c1949537753399825b739f1498d22cd3f7401","type":"artist","uuid":"10734dbd-8283-4257-90b3-61d8f886ed18"}
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 0x021f33f9963ef105c6debaacf4133d2e0444d3538400d3fa9c910ef5ae1d8eda. Chain 2 (Bitcoin): anchored in block 953899 (2026-06-16T06:37:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/10734dbd-8283-4257-90b3-61d8f886ed18.json and https://artists.proofprofile.net/proofs/artist/10734dbd-8283-4257-90b3-61d8f886ed18.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T06:37:25Z
  text: {"copyright_id":"0x021f33f9963ef105c6debaacf4133d2e0444d3538400d3fa9c910ef5ae1d8eda","name":"MC CUBED","registered_at":"2026-06-15T19:17:07Z","symbol":"NIM0805892","token_address":"0x499c1949537753399825b739f1498d22cd3f7401","type":"artist","uuid":"10734dbd-8283-4257-90b3-61d8f886ed18"}
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