Arsen Petrosyan
type: MusicGroup
genre: traditional music
description: Arsen Petrosyan (, born on 27 September 1991) is an Armenian former professional footballer who played as a goalkeeper. He made one appearance for the Armenia national team. Club career Petrosyan was
popularity: 4
followers: 723
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x312815db4a3dc73f79855834f14976eb895ef0ce4379ec957115b248158d84a2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953903
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953903
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/156b7f3a-8800-4724-9e39-0e158d83bb2e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/156b7f3a-8800-4724-9e39-0e158d83bb2e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/156b7f3a-8800-4724-9e39-0e158d83bb2e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:05:05Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x312815db4a3dc73f79855834f14976eb895ef0ce4379ec957115b248158d84a2","name":"Arsen Petrosyan","registered_at":"2026-06-15T20:53:39Z","symbol":"NIM0828900","token_address":"0xd371de00e1a493c263ede419f64bc72e3185f125","type":"artist","uuid":"156b7f3a-8800-4724-9e39-0e158d83bb2e"}
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 0x312815db4a3dc73f79855834f14976eb895ef0ce4379ec957115b248158d84a2. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/156b7f3a-8800-4724-9e39-0e158d83bb2e.json and https://artists.proofprofile.net/proofs/artist/156b7f3a-8800-4724-9e39-0e158d83bb2e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:28:01Z
  text: {"copyright_id":"0x312815db4a3dc73f79855834f14976eb895ef0ce4379ec957115b248158d84a2","name":"Arsen Petrosyan","registered_at":"2026-06-15T20:53:39Z","symbol":"NIM0828900","token_address":"0xd371de00e1a493c263ede419f64bc72e3185f125","type":"artist","uuid":"156b7f3a-8800-4724-9e39-0e158d83bb2e"}
album: Lullaby for the Sun (Radio Single Edit)
  type: MusicAlbum
  date published: 2015-09-01
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  type: MusicAlbum
  date published: 2015-11-24
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  type: MusicAlbum
  date published: 2021-04-23
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  type: MusicAlbum
  date published: 2021-04-23
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  type: MusicAlbum
  date published: 2025-01-17