Murilo de Souza Costa (born 31 October 1994), sometimes known as just Murilo, is a Brazilian professional footballer who plays as a winger for Primeira Liga club Gil Vicente. Career Internacional Bor
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 0x9c40434ca2cde626a1a55c819e6daf4f0dd2f8705a42d3a59bd425a64dcd53c6. Chain 2 (Bitcoin): anchored in block 953842 (2026-06-15T22:22:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/edf1dd3d-4fbe-4ca1-abe9-92a6f8bbfab3.json and https://artists.proofprofile.net/proofs/artist/edf1dd3d-4fbe-4ca1-abe9-92a6f8bbfab3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).