Poushali Banerjee
type: MusicGroup
genre: bangla pop
genre: devotional
popularity: 14
followers: 3345
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1ac7654a81f633ded2db23568a406e0d8d55ec3ccb0ba4a7e3f62a3b2e471b71
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953641
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953641
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3d290f9f-52b9-424d-8b77-159767f62e97.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3d290f9f-52b9-424d-8b77-159767f62e97.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3d290f9f-52b9-424d-8b77-159767f62e97
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T13:54:28Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1ac7654a81f633ded2db23568a406e0d8d55ec3ccb0ba4a7e3f62a3b2e471b71","name":"Poushali Banerjee","registered_at":"2026-06-14T10:51:24Z","symbol":"NIM0429869","token_address":"0xb84aae4b2571d7172f4b30b025ccbaca4eb7d009","type":"artist","uuid":"3d290f9f-52b9-424d-8b77-159767f62e97"}
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 0x1ac7654a81f633ded2db23568a406e0d8d55ec3ccb0ba4a7e3f62a3b2e471b71. Chain 2 (Bitcoin): anchored in block 953641 (2026-06-14T13:54:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3d290f9f-52b9-424d-8b77-159767f62e97.json and https://artists.proofprofile.net/proofs/artist/3d290f9f-52b9-424d-8b77-159767f62e97.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T13:54:28Z
  text: {"copyright_id":"0x1ac7654a81f633ded2db23568a406e0d8d55ec3ccb0ba4a7e3f62a3b2e471b71","name":"Poushali Banerjee","registered_at":"2026-06-14T10:51:24Z","symbol":"NIM0429869","token_address":"0xb84aae4b2571d7172f4b30b025ccbaca4eb7d009","type":"artist","uuid":"3d290f9f-52b9-424d-8b77-159767f62e97"}
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