Spiros Exaras
type: MusicGroup
description: Spiros Exaras is a Greek guitarist, composer, producer and arranger. Career He has performed and recorded with Mariah Carey Shirley Bassey Mark Murphy Gerardo Velez, Philip Hamilton, Charles Blenzi
popularity: 8
followers: 133
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8d01856609ccad199e1932758a847a1e95707d02943ee12b73e4aea6b599ffe9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c6cae186-4a32-42d1-8fcd-cecf6bd936d4.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c6cae186-4a32-42d1-8fcd-cecf6bd936d4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c6cae186-4a32-42d1-8fcd-cecf6bd936d4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8d01856609ccad199e1932758a847a1e95707d02943ee12b73e4aea6b599ffe9","name":"Spiros Exaras","registered_at":"2026-06-20T21:31:01Z","symbol":"NIM1718971","token_address":"0x5ad90cff7485432bfc106b4afe9bd5afe94a6476","type":"artist","uuid":"c6cae186-4a32-42d1-8fcd-cecf6bd936d4"}
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 0x8d01856609ccad199e1932758a847a1e95707d02943ee12b73e4aea6b599ffe9. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c6cae186-4a32-42d1-8fcd-cecf6bd936d4.json and https://artists.proofprofile.net/proofs/artist/c6cae186-4a32-42d1-8fcd-cecf6bd936d4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
  text: {"copyright_id":"0x8d01856609ccad199e1932758a847a1e95707d02943ee12b73e4aea6b599ffe9","name":"Spiros Exaras","registered_at":"2026-06-20T21:31:01Z","symbol":"NIM1718971","token_address":"0x5ad90cff7485432bfc106b4afe9bd5afe94a6476","type":"artist","uuid":"c6cae186-4a32-42d1-8fcd-cecf6bd936d4"}
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2000-06-01
album: Niko's Restaurant (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2001-06-06
album: Gallathea (Original Theatre Soundtrack)
  type: MusicAlbum
  date published: 2002-06-28
album: Old Waters New River
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  date published: 2014-05-06
album: Just Cause (Original Motion Picture Soundtrack)
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  date published: 2016-12-01
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  date published: 2019-09-12
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album: Dance of the Tears
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  type: MusicAlbum
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