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 0xaf33b44ba303c88c7ef081ee330271d43f3fe64359b755324a24f18b82f5f5dc. 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/e4694845-ba3c-4a04-abb4-17bea8133c6c.json and https://artists.proofprofile.net/proofs/artist/e4694845-ba3c-4a04-abb4-17bea8133c6c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Popurri Infantil: Alanimo / Marinero / Duermete Mi Niño / Señora Santana / Matarilerileron / Amoato / Tengo una Muñeca / Brinca la Tablita / Mambré se Fue a la Guerra / Papá, Mamá / Alanimo
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