Yola Catiana Moreira de Araújo (born 13 June 1978), also known as Yola Araújo, is an Angolan singer, most well known for her work in the kizomba and semba genres. Biography Araújo has worked with ot
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb868fe01695a31870595a9e0a82ce5a26d59c5fbb1e2cb1a97bc4a8c63b0b12f. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/722b2487-a522-4cc8-aff0-484b87024b06.json and https://artists.proofprofile.net/proofs/artist/722b2487-a522-4cc8-aff0-484b87024b06.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).