1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2df88326045451d955202f959c62d80c57169bbdb074e6e44edfffb79943f4d4. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/92a668ba-8a01-4b62-9f53-c171eca5bd02.json and https://artists.proofprofile.net/proofs/artist/92a668ba-8a01-4b62-9f53-c171eca5bd02.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Tomake Chere Ami Ki Niye Thakbo, Version 1 (Original Motion Picture Soundtrack)
Tomake Chere Ami Ki Niye Thakbo, Version 1 - Original Motion Picture Soundtrack
Tumi Amar Emoni Ekjon (Original Motion Picture Soundtrack)
Tumi Amar Emoni Ekjon - Original Motion Picture Soundtrack
Dhawa (Original Motion Picture Soundtrack)
Bhalobashar Cheyeo Onek Beshi Priyo (From "Strir Morjada")
Bhalobashar Cheyeo Onek Beshi Priyo - From "Strir Morjada"
Valobashar Cheyeo Onek Beshi Priyo (For Tiktok)
Valobashar Cheyeo Onek Beshi Priyo - For Tiktok
Amon Milon Kal Hobe Na (From "Keno Ami Oporadhi")
Amon Milon Kal Hobe Na - From "Keno Ami Oporadhi"
Bhalobashi Tomai (From "Keno Ami Oporadhi")
Bhalobashi Tomai - From "Keno Ami Oporadhi"
Valobashar Chaye Boro Pawa (From "Shudhu Tumi")
Valobashar Chaye Boro Pawa - From "Shudhu Tumi"