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 0xb3dae751d17d47fc89d186e9d4443b2cce7494e87734ce60d7f7b59927c161ce. Chain 2 (Bitcoin): anchored in block 953754 (2026-06-15T06:45:19Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b0313a51-06b9-4186-b7d7-476ace08d809.json and https://artists.proofprofile.net/proofs/artist/b0313a51-06b9-4186-b7d7-476ace08d809.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Just Believe - Alvaro Hylander Remix - Mixed
Birds Song - Alvaro Hylander Remix - Mixed
Subway To Berlin - Coeus & Jonas Saalbach Remix