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 0x8d4905abdb7824aa355f3fedf46bd50d4aabade04b737e6cf62a1c3443a097fa. 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/a87e354c-f0ec-46ea-9d0f-331a92d1b16f.json and https://artists.proofprofile.net/proofs/artist/a87e354c-f0ec-46ea-9d0f-331a92d1b16f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
A Cat Called Dom (Original Motion Picture Soundtrack)
In the Company of Insects (Original Soundtrack)
Everything a Reason - Jakob Lindhagen Rework
Love in Falling (Original Score for Betty)
Love In Falling - Original Score for Betty