Arturo is a masculine given name. It is a Spanish and Italian variant of the name Arthur. People Arturo Alessandri (1868–1950), Chilean politician and president Arturo Álvarez (footballer, born 1985
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 0x07a8c514358dd71bae100e8a7e3679a2c8c15a595d1909b90f883ddbcf90f6be. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b54d6a07-6a5e-46a6-91a1-ccb0a01b16ed.json and https://artists.proofprofile.net/proofs/artist/b54d6a07-6a5e-46a6-91a1-ccb0a01b16ed.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
II. unter keinen umständen die fresse halten können