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 0xf1c35430e7634a81aaf52eb8785336a34c94e5f775ee4572c2717b4f53bc5806. 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/a3c9cc03-1ea2-4c71-b48d-9acbbfbdab8b.json and https://artists.proofprofile.net/proofs/artist/a3c9cc03-1ea2-4c71-b48d-9acbbfbdab8b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Schumann, C.: Piano Concerto, Op. 7 / Piano Trio, Op. 17 / 3 Romanzen
Piano Concerto in A Minor, Op. 7: II. Romanze: Andante non troppo con grazia
Piano Concerto in A Minor, Op. 7: I. Allegro maestoso
Piano Concerto in A Minor, Op. 7: II. Romanze. Andante non troppo con grazia
Piano Concerto in A Minor, Op. 7: III. Finale. Allegro non troppo - Allegro molto
Piano Trio in G Minor, Op. 17: I. Allegro moderato
Piano Trio in G Minor, Op. 17: II. Scherzo. Tempo di menuetto
Piano Trio in G Minor, Op. 17: III. Andante
Piano Trio in G Minor, Op. 17: IV. Allegretto
3 Romanzen, Op. 22: No. 1, Andante molto
3 Romanzen, Op. 22: No. 3, Leidenschaftlich schnell
Achron: Violin Concerto No. 1 / Golem / 2 Tableaux From Belshazzar
Violin Concerto No. 1, Op. 60: I. Allegro Moderato
Violin Concerto No. 1, Op. 60: II. Improvisations sur 2 themes yemeniques
Golem: III. The Fatigued Wanderer (Lullaby)
Belshazzar: 2 Tableaux: No. 1. Allegro energico
Orquestra Simfònica de Barcelona i Nacional de Catalunya
Belshazzar: 2 Tableaux: No. 2. Belshazzar's Feast
BACH: Complete Music for Solo Violin (2-CD set)
Partita No. 3 in E Major-Gavotte en Rondeau
Première Rapsodie for Clarinet and Orchestra
Concerto No. 2 in E-Flat Major, Op. 74: I. Allegro
Concerto No. 2 in E-Flat Major, Op. 74: II. Romanza - Andante
Concerto No. 2 in E-Flat Major, Op. 74: III. Alla Polacca
Heritage Suite for Orchestra: David and Bathsheba
Heritage Suite for Orchestra: Dance of the GoldenCalf
Heritage Suite for Orchestra: Destruction of the Temple
Symphony No. 1: Utah: Requiem for GlenCanyon
Heritage Symphonic Dances: David's Dance
Heritage Symphonic Dances: The Rabbi's Dance
Heritage Symphonic Dances: Renaissance Dance
Heritage Symphonic Dances: Spanish Dance
Music of Amy Beach, Arthur Foote, Arthur Farwell and Preston Ware Orem
Sonata for Piano and Violin in A Minor, Op.34: I. Allegro moderato
Sonata for Piano and Violin in A Minor, Op.34: II. Scherzo: Molto vivace
Sonata for Piano and Violin in A Minor, Op.34: III. Largo con dolore
Sonata for Piano and Violin in A Minor, Op.34: IV. Allegro con fuoco
Sonata for Piano and Violin in G Minor, Op. 20: I. Allegro appassionato
Sonata for Piano and Violin in G Minor, Op. 20: II. Andantino grazioso: Alla siciliano
Sonata for Piano and Violin in G Minor, Op. 20: III. Adagio
Sonata for Piano and Violin in G Minor, Op. 20: IV. Allegro molto
Messiah, HWV 56: Chorus: "Hallelujah" - Live
Vesperae solennes de confessore in C Major, K. 339: 5. Laudate Dominum omnes gentes (Ps. 116/117) - Live
Elijah, Op. 70, MWV A25: Thanks be to God! - Live
Orfeo ed Euridice, Wq. 30: "Che farò senza Euridice?" - Live
Zadok the Priest (Coronation Anthem No. 1), HWV 258 - Live
Old American Songs, Set 1: 4. Simple gifts - Live
Old American Songs, Set 1: 5. I bought me a cat - Live
R. Strauss: Also Sprach Zarathustra/Ein Heldenleben
Also sprach Zarathustra, Op. 30: Prelude (Sonnenaufgang)
Also sprach Zarathustra, Op. 30: Von den Hinterweltlern
Also sprach Zarathustra, Op. 30: Von der großen Sehnsucht
Also sprach Zarathustra, Op. 30: Von den Freuden und Leidenschaften
Also sprach Zarathustra, Op. 30: Das Grablied
Also sprach Zarathustra, Op. 30: Von der Wissenschaft
Also sprach Zarathustra, Op. 30: Der Genesende
Also sprach Zarathustra, Op. 30: Das Tanzlied - Das Nachtlied
Also sprach Zarathustra, Op. 30: Das Nachtwandlerlied
Ein Heldenleben, Op. 40: Des Helden Widersacher
Ein Heldenleben, Op. 40: Des Helden Gefährtin
Ein Heldenleben, Op. 40: Des Helden Walstatt
Ein Heldenleben, Op. 40: Des Helden Friedenswerke
Ein Heldenleben, Op. 40: Des Helden Weltflucht und Vollendung
The Four Seasons, Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": I. Allegro
The Four Seasons, Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": II. Largo
The Four Seasons, Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": III. Allegro
The Four Seasons, Violin Concerto in G Minor, Op. 8 No. 2, RV 315 "Summer": I. Allegro non molto
The Four Seasons, Violin Concerto in G Minor, Op. 8 No. 2, RV 315 "Summer": II. Adagio
The Four Seasons, Violin Concerto in G Minor, Op. 8 No. 2, RV 315 "Summer": III. Presto
The Four Seasons, Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": I. Allegro
The Four Seasons, Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": II. Adagio molto
The Four Seasons, Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": III. Allegro
The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": I. Allegro non molto
The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": II. Largo
The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": III. Allegro
Strauss, R.: Also sprach Zarathustra / Holst: The Planets
Also sprach Zarathustra, Op. 30, TrV 176: I. Einleitung, oder Sonnenaufgang
Also sprach Zarathustra, Op. 30, TrV 176: II. Von den Hinterweltlern
Also sprach Zarathustra, Op. 30, TrV 176: III. Von der großen Sehnsucht
Also sprach Zarathustra, Op. 30, TrV 176: IV. Von den Freuden und Leidenschaften
Also sprach Zarathustra, Op. 30, TrV 176: V. Das Grablied
Also sprach Zarathustra, Op. 30, TrV 176: VI. Von der Wissenschaft
Also sprach Zarathustra, Op. 30, TrV 176: VII. Der Genesende
Also sprach Zarathustra, Op. 30, TrV 176: VIII. Das Tanzlied - Das Nachtlied
Also sprach Zarathustra, Op. 30, TrV 176: IX. Das Nachtwandlerlied
The Planets, Op. 32: I. Mars, The Bringer Of War
The Planets, Op. 32: II. Venus, The Bringer Of Peace
The Planets, Op. 32: III. Mercury, The Winged Messenger
The Planets, Op. 32: IV. Jupiter, The Bringer Of Jollity
The Planets, Op. 32: V. Saturn, The Bringer Of Old Age
The Planets, Op. 32: VI. Uranus, The Magician
The Planets, Op. 32: VII. Neptune, The Mystic
Milken Archive of Jewish Music: The American Experience
Canticles for Jerusalem: I. My Heart's in the East
2 Hannah Szenesh Poems: No. 2, Ashrei Ha-garfur
Young Musicians Foundation Debut Orchestra
Scheherazade, Op. 35: The Sea And Sinbad's Ship (Largo e maestoso - Lento - Allegro non troppo - Tranquillo)
Rimsky-Korsakov: Scheherazade, Op.35 / Bartók: Music For Strings, Percussion And Celesta, Sz. 106
Scheherazade, Op. 35: The Story Of The Calender Prince (Lento - Andantino - Allegro molto - Vivace scherzando - Moderato assai - Allegro molto ed animato)
Scheherazade, Op. 35: The Young Prince And The Young Princess (Andantino quasi allegretto - Pochissimo più mosso - Come prima - Pochissimo più animato)
Scheherazade, Op. 35: Festival At Bagdad. The Sea. The Shipwreck Against A Rock Surmounted By A Bronze Warrior (The Shipwreck) (Allegro molto - Lento - Vivo - Allegro non troppo e maestoso -
Septet, K80: IIa. Passacaglia with Variations
Stravinsky: Octet; Pastorale; Ragtime; Septet; Concertino
Piano Trio No. 1 in G Major: IV. Finale: Appassionato