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 0x3cceb91a8317aae6ec1877dac8c5d49197d99a07aa2ae0f80c6a353e5e026972. Chain 2 (Bitcoin): anchored in block 953600 (2026-06-14T06:45:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0e5fedea-c4ed-4edb-a25a-85065a0afe43.json and https://artists.proofprofile.net/proofs/artist/0e5fedea-c4ed-4edb-a25a-85065a0afe43.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Meghmukti (Original Motion Picture Soundtrack)
Moynajan (Original Motion Picture Soundtrack)
Maram Trishna (Original Motion Picture Soundtrack)