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 0x93eebdc21cc45ec18ed4e78dd7b1bb58002feb8f895c601d64b5b6ac3f27ac72. 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/dc212220-0e4e-4277-abf5-58298125b8bc.json and https://artists.proofprofile.net/proofs/artist/dc212220-0e4e-4277-abf5-58298125b8bc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Rupankar Bagchi Bengali Movie Hits Part 2
Chapa Moner Ichche_(From"It's Basanto ")
Mon Fakir Chol Na Aaj_(From"Sudhui Anubhav")
Chhilo Apekhay_(From"Shudhu Tomake Chai")
Amar Mon Kemon Kore_(From"Dekha Na Dekhay")
Rupankar Bagchi Bengali Movie Hits Part 1
Tumi Jagot Majha Re_(From"Gogoler Kirti")
Ami Chini Go Chini Tomare_(From"Hing Ting Chhot")
Pran Bhoriye Trisha Horiyea_(From"Antaraal")
O Go Prothik Jake Bhabe_(From"Antim Yatra")
Prem by Chance (Original Motion Picture Soundtrack)
Tomaay Ami Mando Bashi - From "Mando Basar Galpo"
Abby Sen (Original Motion Picture Soundtrack)