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 0x1a4e3c721b7fa4f04b84025a01a39ffb8b9bcba248a21325d8d69d27a8cc2eac. 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/f54b7909-36f6-4f78-a9eb-9b3d5de87341.json and https://artists.proofprofile.net/proofs/artist/f54b7909-36f6-4f78-a9eb-9b3d5de87341.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Toldra, E.: 6 Sonets / Turina, J.: El poema de una sanluquena, Op. 28
El poema de una sanluqueña, Op. 28: I. Ante el espejo
El poema de una sanluqueña, Op. 28: II. La cancion del lunar
El poema de una sanluqueña, Op. 28: III. Alucinaciones
El poema de una sanluqueña, Op. 28: IV. El rosario en la iglesia
El poema de una sanluquena, Op. 28: I. Ante el espejo
El poema de una sanluquena, Op. 28: II. La cancion del lunar
El poema de una sanluquena, Op. 28: III. Alucinaciones
El poema de una sanluquena, Op. 28: IV. El rosario en la iglesia
12 Concertos, Op. 3 - "L'estro Armonico" / Concerto No. 10 In B Minor For 4 Violins And Cello: Allegro
12 Concertos, Op. 3 - "L'estro Armonico" / Concerto No. 10 In B Minor For 4 Violins And Cello: Largo
12 Concertos, Op. 3 - "L'estro Armonico" / Concerto No. 10 In B Minor For 4 Violins And Cello: Larghetto - Largo - 3. Allegro
Vivaldi: The Four Seasons; Concertos for 3 & 4 violins
Marco: Ojos verdes de luna & Concierto del alma (Live)
Messes des paroisses avant Vatican II : A la campagne, à la ville
Choral, BWV 732 : Messe à la campagne "Lobt Gott, Ihr Christen, Allzugleich"
Messe No.8, dite des anges : Messe à la campagne ''Kyrie''
Messe No.8 : Messe à la campagne "Gloria"
Messe No.8 : Messe à la campagne "Alleluia"
Messe No.8 : Messe à la campagne "Evangile"
Messe No.8 : Messe à la campagne "Credo"
Messe No.8 : Messe à la campagne, préface
Messe No.8 : Messe à la campagne "Sanctus"
Messe No.8 : Messe à la campagne "Pater Noster"