Michael Guratza
type: MusicGroup
popularity: 12
followers: 693
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0296547c4240e41288d9362a1c6a6cdc32cc8bd64d3f4e1b2cc910ca580e0df1
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/e82dcac5-5e1c-4682-96e2-452ac61da036.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e82dcac5-5e1c-4682-96e2-452ac61da036.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e82dcac5-5e1c-4682-96e2-452ac61da036
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T15:41:00Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0296547c4240e41288d9362a1c6a6cdc32cc8bd64d3f4e1b2cc910ca580e0df1","name":"Michael Guratza","registered_at":"2026-06-15T04:56:09Z","symbol":"NIM0688716","token_address":"0x9c569b559bce1828891523994ee09da8977ae8a2","type":"artist","uuid":"e82dcac5-5e1c-4682-96e2-452ac61da036"}
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 0x0296547c4240e41288d9362a1c6a6cdc32cc8bd64d3f4e1b2cc910ca580e0df1. Chain 2 (Bitcoin): anchored in block 953803 (2026-06-15T15:41:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e82dcac5-5e1c-4682-96e2-452ac61da036.json and https://artists.proofprofile.net/proofs/artist/e82dcac5-5e1c-4682-96e2-452ac61da036.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T15:41:00Z
  text: {"copyright_id":"0x0296547c4240e41288d9362a1c6a6cdc32cc8bd64d3f4e1b2cc910ca580e0df1","name":"Michael Guratza","registered_at":"2026-06-15T04:56:09Z","symbol":"NIM0688716","token_address":"0x9c569b559bce1828891523994ee09da8977ae8a2","type":"artist","uuid":"e82dcac5-5e1c-4682-96e2-452ac61da036"}
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  type: MusicAlbum
  date published: 2018-02-24
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  type: MusicAlbum
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  type: MusicAlbum
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  date published: 2020-05-03
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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