1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 0x461537e5833bf5d770717ff7782338bcad83d8371cabbc0d800f678e28c6aac6. Chain 2 (Bitcoin): anchored in block 954014 (2026-06-16T22:46:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2c12b485-f777-47be-94e5-e056113288ff.json and https://artists.proofprofile.net/proofs/artist/2c12b485-f777-47be-94e5-e056113288ff.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Chitarra Romana: Medley - Tanghi/La Piu' Bella Del Mondo/Scrivimi
Besame Mucho: Medley - Mix Beguine/Amado Mio/Verde Luna
Chitarra Romana: Medley - Mix Tanghi/Tango Del Mare/Scrivimi
Quizas Quizas Quizas: Medley - Cha Cha Cha/Quien Sera'/Amor Amor Amor/Solamente Una Vez
L'Immensita': Medley - Mix Terzinati/Amica Mia/Quando Calienta El Sol
Stornelli e canzoni spiritose di: Enzo Parise
Maria Marì / Cielito lindo / La Romanina