Akbar Golpaygani
type: MusicGroup
popularity: 7
followers: 3033
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa2f08fe53f3ae3895ebed98abcf0f23cb54a7896684b8281d6607e8246031f00
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953947
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953947
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2434c659-26fe-429f-a05c-8d90fbf2961b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2434c659-26fe-429f-a05c-8d90fbf2961b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2434c659-26fe-429f-a05c-8d90fbf2961b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T13:14:26Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa2f08fe53f3ae3895ebed98abcf0f23cb54a7896684b8281d6607e8246031f00","name":"Akbar Golpaygani","registered_at":"2026-06-16T02:07:36Z","symbol":"NIM0903847","token_address":"0x9f100223e5fb1d6b2248b4688e0ef3ba28b70886","type":"artist","uuid":"2434c659-26fe-429f-a05c-8d90fbf2961b"}
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 0xa2f08fe53f3ae3895ebed98abcf0f23cb54a7896684b8281d6607e8246031f00. Chain 2 (Bitcoin): anchored in block 953947 (2026-06-16T13:14:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2434c659-26fe-429f-a05c-8d90fbf2961b.json and https://artists.proofprofile.net/proofs/artist/2434c659-26fe-429f-a05c-8d90fbf2961b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:14:26Z
  text: {"copyright_id":"0xa2f08fe53f3ae3895ebed98abcf0f23cb54a7896684b8281d6607e8246031f00","name":"Akbar Golpaygani","registered_at":"2026-06-16T02:07:36Z","symbol":"NIM0903847","token_address":"0x9f100223e5fb1d6b2248b4688e0ef3ba28b70886","type":"artist","uuid":"2434c659-26fe-429f-a05c-8d90fbf2961b"}
album: Iranian Music Collection 3-Golhayeh Rangarang 3
  type: MusicAlbum
  date published: 2003
album: Iranain Music Collection 27 - Aghigh
  type: MusicAlbum
  date published: 2003
album: Iranian Music Collection 4-Golhayeh Rangarang 4
  type: MusicAlbum
  date published: 2003
album: Iranian Music Collection 36 - Ruye Bargi Benevis Eshgh
  type: MusicAlbum
  date published: 2004
album: Golhayeh Rangarang 6
  type: MusicAlbum
  date published: 2004
album: Iranian Music Collection 5-Golhaye Rangaarang 5
  type: MusicAlbum
  date published: 2004
album: Iranian Music Collection 27 - Maste Eshgh
  type: MusicAlbum
  date published: 2004
album: Songs of the Decade `50 - Pas Chera Asheq Nabasham
  type: MusicAlbum
  date published: 2006
album: Golhayeh Rangarang 2
  type: MusicAlbum
  date published: 2010
album: Iranian Music Collection 1 - Golhayeh Rangarang I
  type: MusicAlbum
  date published: 2010