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 0xb87c9ef081b3e7b492c82d70e6d34bee988b18a3c177a9df33f39cac25b7f96a. 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/ec230d6a-ff9a-4548-af6f-526bb1fad76f.json and https://artists.proofprofile.net/proofs/artist/ec230d6a-ff9a-4548-af6f-526bb1fad76f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Vivaldi: Laudate peuri, Dominum, In furore iustissimae irae & String Concertos and Sonatas
Concerto for Strings in E-Flat Major, RV 130, "Suonata a quattro al Santo Sepolcro": I. Largo molto
Concerto for Strings in E-Flat Major, RV 130, "Suonata a quattro al Santo Sepolcro": II. Allegro ma poco
In Furore Iustissimae Irae, RV 626: I. Aria. In furore iustissimae irae
In Furore Iustissimae Irae, RV 626: II. Recitative. Miserationum Pater piissime
In Furore Iustissimae Irae, RV 626: IV. Alleluia
Violin Concerto in D Major, Op. 12 No. 3, RV 124: I. Allegro
Violin Concerto in D Major, Op. 12 No. 3, RV 124: II. Grave
Violin Concerto in D Major, Op. 12 No. 3, RV 124: III. Allegro
Concerto for Strings in D Minor, RV 129, "Madrigalesco": I. Adagio
Concerto for Strings in D Minor, RV 129, "Madrigalesco": II. Allegro
Concerto for Strings in D Minor, RV 129, "Madrigalesco": III. Adagio
Concerto for Strings in D Minor, RV 129, "Madrigalesco": IV. Allegro molto moderato
Laudate pueri, Dominum, RV 601: I. Laudate pueri, Dominum
Laudate pueri, Dominum, RV 601: II. Sit nomen Domini benedictum
Laudate pueri, Dominum, RV 601: III. A solis ortu usque ad occasum
Laudate pueri, Dominum, RV 601: IV. Excelsus super omnes gentes Dominus
Laudate pueri, Dominum, RV 601: V. Suscitans a terra inopem
Laudate pueri, Dominum, RV 601: VI. Ut collocet eum cum principibus populi sui
Laudate pueri, Dominum, RV 601: VII. Gloria Patri et Filio et Spiritui sancto
Laudate pueri, Dominum, RV 601: VIII. Gloria Patri et Filio et Spiritui sancto
Laudate pueri, Dominum, RV 601: IX. Amen
Sinfonia in B Minor, RV 169, "Al Santo Sepolcro": I. Adagio molto
Sinfonia in B Minor, RV 169, "Al Santo Sepolcro": II. Allegro ma poco
Biber: Mensa sonora, seu Musica instrumentalis & Sonata in A
Mensa sonora, seu Musica instrumentalis, Pars 1 in D Major, C. 69: I. Sonata. Grave - Allegro
Mensa sonora, seu Musica instrumentalis, Pars 1 in D Major, C. 69: II. Allamanda
Mensa sonora, seu Musica instrumentalis, Pars 1 in D Major, C. 69: III. Courante
Mensa sonora, seu Musica instrumentalis, Pars 1 in D Major, C. 69: IV. Sarabanda
Mensa sonora, seu Musica instrumentalis, Pars 1 in D Major, C. 69: V. Gavotte
Mensa sonora, seu Musica instrumentalis, Pars 1 in D Major, C. 69: VI. Gigue
Mensa sonora, seu Musica instrumentalis, Pars 1 in D Major, C. 69: VII. Sonatina. Adagio
Mensa sonora, seu Musica instrumentalis, Pars 2 in F Major, C. 70: I. Intrada. Alla breve
Mensa sonora, seu Musica instrumentalis, Pars 2 in F Major, C. 70: II. Balletto. Alla breve
Mensa sonora, seu Musica instrumentalis, Pars 2 in F Major, C. 70: III. Sarabanda
Mensa sonora, seu Musica instrumentalis, Pars 2 in F Major, C. 70: IV. Balletto. Alla breve
Mensa sonora, seu Musica instrumentalis, Pars 2 in F Major, C. 70: V. Sarabanda
Mensa sonora, seu Musica instrumentalis, Pars 2 in F Major, C. 70: VI. Balletto. Alla breve
Mensa sonora, seu Musica instrumentalis, Pars 3 in A Minor, C. 71: I. Gagliarda. Allegro
Mensa sonora, seu Musica instrumentalis, Pars 3 in A Minor, C. 71: II. Sarabanda
Mensa sonora, seu Musica instrumentalis, Pars 3 in A Minor, C. 71: III. Aria
Mensa sonora, seu Musica instrumentalis, Pars 3 in A Minor, C. 71: IV. Ciacona
Mensa sonora, seu Musica instrumentalis, Pars 3 in A Minor, C. 71: V. Sonatina
Violin Sonata in A Major, C. 147: Sonata. Adagio
Violin Sonata in A Major, C. 147: Aria - Variations I-XI - Aria
Mensa sonora, seu Musica instrumentalis, Pars 4 in B-Flat Major, C. 72: I. Sonata. Grave - Allegro - Adagio
Mensa sonora, seu Musica instrumentalis, Pars 4 in B-Flat Major, C. 72: II. Allamanda
Mensa sonora, seu Musica instrumentalis, Pars 4 in B-Flat Major, C. 72: III. Courante
Mensa sonora, seu Musica instrumentalis, Pars 4 in B-Flat Major, C. 72: IV. Balletto
Mensa sonora, seu Musica instrumentalis, Pars 4 in B-Flat Major, C. 72: V. Sarabanda
Mensa sonora, seu Musica instrumentalis, Pars 4 in B-Flat Major, C. 72: VI. Gigue. Presto
Mensa sonora, seu Musica instrumentalis, Pars 4 in B-Flat Major, C. 72: VII. Sonatina. Adagio
Mensa sonora, seu Musica instrumentalis, Pars 5 in E Major, C. 73: I. Intrada. Allegro
Mensa sonora, seu Musica instrumentalis, Pars 5 in E Major, C. 73: II. Balletto
Mensa sonora, seu Musica instrumentalis, Pars 5 in E Major, C. 73: III. Trezza
Mensa sonora, seu Musica instrumentalis, Pars 5 in E Major, C. 73: IV. Gigue
Mensa sonora, seu Musica instrumentalis, Pars 5 in E Major, C. 73: V. Gavotte. Alla breve
Mensa sonora, seu Musica instrumentalis, Pars 5 in E Major, C. 73: VI. Gigue
Mensa sonora, seu Musica instrumentalis, Pars 5 in E Major, C. 73: VII. Retirada
Mensa sonora, seu Musica instrumentalis, Pars 6 in G Minor, C. 74: I. Sonata. Adagio - Presto
Mensa sonora, seu Musica instrumentalis, Pars 6 in G Minor, C. 74: II. Aria
Mensa sonora, seu Musica instrumentalis, Pars 6 in G Minor, C. 74: III. Canario. Presto
Mensa sonora, seu Musica instrumentalis, Pars 6 in G Minor, C. 74: IV. Amener
Mensa sonora, seu Musica instrumentalis, Pars 6 in G Minor, C. 74: V. Trezza
Mensa sonora, seu Musica instrumentalis, Pars 6 in G Minor, C. 74: VI. Ciacona
Mensa sonora, seu Musica instrumentalis, Pars 6 in G Minor, C. 74: VII. Sonatina. Adagio - Presto
Concerto for 2 Harpsichords and Strings in C Major, BWV 1061: I. Allegro
Concerto for 2 Harpsichords and Strings in C Major, BWV 1061: II. Adagio ovverto largo
Concerto for 2 Harpsichords and Strings in C Major, BWV 1061: III. Fuga
Concerto for Harpsichord and Strings, BWV 1052: I. Allegro
Concerto for Harpsichord and Strings, BWV 1052: II. Adagio
Concerto for Harpsichord and Strings, BWV 1052: III. Allegro
Concerto for Flute, Violin, Harpsichord and Strings in A Minor, BWV 1044: I. Allegro
Concerto for Flute, Violin, Harpsichord and Strings in A Minor, BWV 1044: II. Adagio ma non tanto e dolce
Concerto for Flute, Violin, Harpsichord and Strings in A Minor, BWV 1044: III. Tempo di allabreve
J. S. Bach: Concertos for Harpsichord & Strings, Vol. 1
Concerto for Harpsichord and Strings in D Major, BWV 1054: I. Allegro
Concerto for Harpsichord and Strings in D Major, BWV 1054: II. Adagio e piano sempre
Concerto for Harpsichord and Strings in D Major, BWV 1054: III. Allegro
Concerto for 2 Harpsichords and Strings in C Minor, BWV 1062: I. Allegro
Concerto for 2 Harpsichords and Strings in C Minor, BWV 1062: II. Andante
Concerto for 2 Harpsichords and Strings in C Minor, BWV 1062: III. Allegro assai
Concerto for Harpsichord and Strings in F Minor, BWV 1056: I. Allegro
Concerto for Harpsichord and Strings in F Minor, BWV 1056: II. Largo
Concerto for Harpsichord and Strings in F Minor, BWV 1056: III. Presto
Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
Nichts soll uns scheiden von der Liebe Gottes, BuxWV 77: I. Nichts soll und scheiden von der Liebe Gottes
Nichts soll uns scheiden von der Liebe Gottes, BuxWV 77: II. Wie sollte wohl heißen das zeitliche Leiden
Nichts soll uns scheiden von der Liebe Gottes, BuxWV 77: III. Auch ist kein erschaffnes Vermögen zu nennen
Nichts soll uns scheiden von der Liebe Gottes, BuxWV 77: IV. Denn Gott hat die Liebe so hoch ja getrieben
Dixit Dominus Domino meo, BuxWV 17: I. Sonata
Dixit Dominus Domino meo, BuxWV 17: II. Dixit Dominus Domino meo
Dixit Dominus Domino meo, BuxWV 17: III. Juravit Dominus
Dixit Dominus Domino meo, BuxWV 17: IV. Dominus a dextris tuis confregit
Dixit Dominus Domino meo, BuxWV 17: V. …conquassabit capita in terra multorum
Dixit Dominus Domino meo, BuxWV 17: VI. Gloria patri et filio et spiritui sancto
An filius no est Dei, BuxWV 6: I. Sonata
An filius no est Dei, BuxWV 6: II. An filius non est Dei
An filius no est Dei, BuxWV 6: III. Quin immo Jesus est meus
An filius no est Dei, BuxWV 6: IV. Tu nectar es verissimum
An filius no est Dei, BuxWV 6: V. Longe sapor dulcissimi
Lobe den Herrn, meine Seele, BuxWV 71: I. Sonata
Lobe den Herrn, meine Seele, BuxWV 71: II. Lobe den Herrn, meine Seele
Lobe den Herrn, meine Seele, BuxWV 71: III. Der dir alle deine Sünde vergibet
Lobe den Herrn, meine Seele, BuxWV 71: IV. Der deinen Mut fröhlich macht
Lobe den Herrn, meine Seele, BuxWV 71: V. Alleluia
Jesu, komm, mein Trost und Lachen, BuxWV 58
Herr, nun läßt du deinen Diener, BuxWV 37: I. Sinfonia
Herr, nun läßt du deinen Diener, BuxWV 37: II. Herr, nun läß du deinen Diener im Friede fahren
Herr, nun läßt du deinen Diener, BuxWV 37: III. …denn meine Augen haben deinen Heiland gesehen
Herr, nun läßt du deinen Diener, BuxWV 37: IV. …ein Licht zu releuchten die Heiden