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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49d9e44bb628cce7475ac589b102f609326eb20b0ee855ee888afca2f08f0604. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7f647272-b9b7-4a05-8a89-6c96622bcd1d.json and https://artists.proofprofile.net/proofs/artist/7f647272-b9b7-4a05-8a89-6c96622bcd1d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
La vien giù dalle montagne/E mi la donna bionda/Frate cappuccino/E con la cicca in bocca/Coccodìcoccodà/Minestrone/Minestrone
Come pioveva/Minestrone/La balilla/La rosticiada/Sorrisi e lacrime/La rosticiada/ Porta Romana
Caterina Di Coraj - Ca' De Ringhera E Veggia Osteria - A
Strascee - Ca' De Ringhera E Veggia Osteria - A
Oh Cara Mamma Granda - Ca' De Ringhera E Veggia Osteria - A
Camerer Porta Mezz Liter - Ca' De Ringhera E Veggia Osteria - B
Cabaret Concerto (Ricordi, Canzoni & Storielle)
Brassens in Italiano (Donne, Gorilla, Fantasmi e Lillà)
Nanni Svampa Canta Brassens, Volume secondo (ediz. 1971)