Mayfair Philharmonic Orchestra
type: MusicGroup
genre: classical
popularity: 16
followers: 288
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x684f284657813c7d1bd8613ba81992b655dd45921a6baed05fd524fab09c0b3f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953605
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953605
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/12fe06ac-d8fe-4fae-b21c-57fc460a66fc.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/12fe06ac-d8fe-4fae-b21c-57fc460a66fc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/12fe06ac-d8fe-4fae-b21c-57fc460a66fc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T07:39:50Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x684f284657813c7d1bd8613ba81992b655dd45921a6baed05fd524fab09c0b3f","name":"Mayfair Philharmonic Orchestra","registered_at":"2026-06-14T06:23:38Z","symbol":"NIM0366019","token_address":"0x9c16dceb2d39cd1f973880309995d6167e96de74","type":"artist","uuid":"12fe06ac-d8fe-4fae-b21c-57fc460a66fc"}
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 0x684f284657813c7d1bd8613ba81992b655dd45921a6baed05fd524fab09c0b3f. Chain 2 (Bitcoin): anchored in block 953605 (2026-06-14T07:39:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/12fe06ac-d8fe-4fae-b21c-57fc460a66fc.json and https://artists.proofprofile.net/proofs/artist/12fe06ac-d8fe-4fae-b21c-57fc460a66fc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T07:39:50Z
  text: {"copyright_id":"0x684f284657813c7d1bd8613ba81992b655dd45921a6baed05fd524fab09c0b3f","name":"Mayfair Philharmonic Orchestra","registered_at":"2026-06-14T06:23:38Z","symbol":"NIM0366019","token_address":"0x9c16dceb2d39cd1f973880309995d6167e96de74","type":"artist","uuid":"12fe06ac-d8fe-4fae-b21c-57fc460a66fc"}
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  type: MusicAlbum
  date published: 2014-06-20
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