Andrea Martinez is a Spanish former basketball player and model. She is also well known for being Spanish beauty queen and national titleholder. She was crowned as Miss Universe Spain 2020 (Nuestra Be
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 0x4723ae6a4396e6728cdd8d6d79bb7254e000f16aac77fba6282d1401a0f6ce11. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8689698b-8fa7-4f21-852a-79add9cf65af.json and https://artists.proofprofile.net/proofs/artist/8689698b-8fa7-4f21-852a-79add9cf65af.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).