Caju may refer to: Caju, a river of Roraima state in northern Brazil Caju, a lower-class district of the Zona Norte (North Zone) of Rio de Janeiro Caju, the Portuguese name for the fruit of the Ca
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 0x0743a81389bb3d39f140619274ba5a763808e660be89e66bdd28b5e5ab34ebff. 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/ee349859-cb7b-4355-9cc9-1423482f624c.json and https://artists.proofprofile.net/proofs/artist/ee349859-cb7b-4355-9cc9-1423482f624c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
A Mulher do Corno Rico e a Mulher do Corno Pobre
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