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 0xa6ed4adac1f673f33a35512ceb27791b4e25672d770bf597c73be3350284fc1c. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/896b0fe0-b5c5-498a-be9f-4aa982325bca.json and https://artists.proofprofile.net/proofs/artist/896b0fe0-b5c5-498a-be9f-4aa982325bca.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
El Sentido de mi Existir (RAP Records Remix)
Rap Contra El Racismo (with Sigiloh & Snuken)