Afsana Khan
type: MusicGroup
description: Afsana Khan is an Indian Punjabi playback singer, actress and songwriter. She started her career as a participant in the singing reality show, Voice of Punjab Season 3 in 2012. She is known for her tr
popularity: 43
followers: 486
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x880e15697f26d88fc4372c3c8cd918fd544d3de63ec9d84c8cdde89e832d0767
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6d5bac4f-c950-48a8-9f5c-0fdfa685a3df.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6d5bac4f-c950-48a8-9f5c-0fdfa685a3df.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6d5bac4f-c950-48a8-9f5c-0fdfa685a3df
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x880e15697f26d88fc4372c3c8cd918fd544d3de63ec9d84c8cdde89e832d0767","name":"Afsana Khan","registered_at":"2026-06-12T00:30:28Z","symbol":"NIM0142731","token_address":"0x24e5ba38257b65501148527da6ed556bbde65ae8","type":"artist","uuid":"6d5bac4f-c950-48a8-9f5c-0fdfa685a3df"}
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 0x880e15697f26d88fc4372c3c8cd918fd544d3de63ec9d84c8cdde89e832d0767. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6d5bac4f-c950-48a8-9f5c-0fdfa685a3df.json and https://artists.proofprofile.net/proofs/artist/6d5bac4f-c950-48a8-9f5c-0fdfa685a3df.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x880e15697f26d88fc4372c3c8cd918fd544d3de63ec9d84c8cdde89e832d0767","name":"Afsana Khan","registered_at":"2026-06-12T00:30:28Z","symbol":"NIM0142731","token_address":"0x24e5ba38257b65501148527da6ed556bbde65ae8","type":"artist","uuid":"6d5bac4f-c950-48a8-9f5c-0fdfa685a3df"}
album: Lakh Lakh Vadhaiyaan (Lofi) - Single
  type: MusicAlbum
  date published: 2023-03-03