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 0xbbc315c2d9f7671b735fc6014f72b18f077346659f18b378093c1cef37fce9ae. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e152eddb-3372-4112-8a8a-de5b18b7c2d8.json and https://artists.proofprofile.net/proofs/artist/e152eddb-3372-4112-8a8a-de5b18b7c2d8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Clerch, Tárrega, Arcas, Assad, Britten, Albéniz, Calandín & Manjón: Works for Guitar
Preludios de primavera: II. Las olas de Moncofa
Preludios de primavera: III. Homenaje a Tchaikovsky
Preludios de primavera: V. Y si pienso en la Habana
Preludios de primavera: VI. Souvenir de Granada
Preludios de primavera: VII. Cuando tú no estás
Nocturnal After John Dowland, Op. 70 (Ed. J. Bream)
3 Cuentos para Alhambra: No. 1, Insomnio
3 Cuentos para Alhambra: No. 2, El sueño de una noche de invierno
3 Cuentos para Alhambra: No. 3, El sonido de la mariposa
12 Piezas características, Op. 92: No. 12, Torre Bermeja (Arr. for Guitar)
Sempre Ritmico (De Ida Y Vuelta 1) [Pt. 1]
Meno Mosso. Antiguo E Imaginario Libre Expressivo (De Ida Y Vuelta 1) [Pt. 2]
Rítmico Con Carácter (De Ida Y Vuelta 1) [Pt. 3]
Familia De Carlos IV (Goyescas I) [Pregón II]
Violin Partita No. 3 in E Major, BWV 1006: I. Prelude (Transc. for Guitar)
Johann Sebastian Bach Classical Guitar Edition