Juan Carlos Tapia Tapia (born 8 August 1977) is a Chilean former professional footballer who played as a defender for clubs in Chile and Indonesia.Juan Carlos Tapia en Persik Kediri Futbolistas. Chile
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 0x958cc7772437237f522569ccc5698f7d5214f2cb3357eef825d0b5a47b877d1c. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f4b43591-6855-46e7-b953-10e9cc5edfed.json and https://artists.proofprofile.net/proofs/artist/f4b43591-6855-46e7-b953-10e9cc5edfed.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).