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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09502b340dbae0f56aa48e4b3ab1cfe77658bb4851faa2820deb8fa81a1cbc01. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5e2dcff8-0ad6-4332-a9ce-503624e2c8b9.json and https://artists.proofprofile.net/proofs/artist/5e2dcff8-0ad6-4332-a9ce-503624e2c8b9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Franz Schubert at the Organ (At the Historic Organ of the Collegiate Church Heiligenkreuz)
Introduction and Fugue for Four Hands in D Minor, Op. 62
Fugue in memory of Franz Schubert in C Minor, Op. 43
Fugue About the Name of the Composer Franz Schubert in C Minor
Keyboard Concerto in C Major, Hob. XVIII:5: I. Allegro moderato
Keyboard Concerto in C Major, Hob. XVIII:5: II. Andante
Keyboard Concerto in C Major, Hob. XVIII:5: III. Allegro
Keyboard Concerto in F Major, Op. 13 No. 1, W. C64: II. Rondeau
Pastorella in F Major, Op. 18 No. 8: I. Moderato
Pastorella in F Major, Op. 18 No. 8: II. Adagio
Pastorella in F Major, Op. 18 No. 8: III. Grave
Organ Concerto in E-Flat Major, Op. 1 No. 1: I. Adagio
Organ Concerto in E-Flat Major, Op. 1 No. 1: II. Allegro
Prelude & Fugue in B-Flat Major on "B-A-C-H", BWV 898
Fugue in C Major on the Theme "B-A-C-H", BWV Anh. 108
Fughette in C Major on "H-C-F-B-B-A-C-H"
Chromatic Fugue in F Major on "B-A-C-H", W. YA50
Fugue in B-Flat Major on "B-A-C-H", Krebs-WV 434
Fugue in G Minor on the Theme "B-A-C-H" (Attrib. BWV Anh. 109)
Fugue in C Major on the Theme "B-A-C-H" (Attrib. BWV Anh. 107)
Fugue in C Minor on the Theme "B-A-C-H" (Attrib. BWV Anh. 110)
12 Preludes & 1 Fugue, Op. 3: No. 13, Fuga in G Minor über "B-A-C-H"
Fugue in B-Flat Major on "B-A-C-H" (Attrib. BWV Anh. 45)
Practische Orgelschule, Op. 55, Vol. 6: No. 195, Prelude & Fugue in B-Flat Major on "B-A-C-H"
Intradas & Chorale Settings for Organ & Brass
Choralvorspiel für Horn und Orgel (O Gott, du frommer Gott)
4 Intradas for Brass & Organ: Nos. 15-18
Choralvorspiel für Horn und Orgel (Wachet auf, ruft uns die Stimme)
14 Intradas for Brass & Organ: Nos. 7-12
Choralvariationen (Was Gott tut, das ist wohlgetan)
14 Intradas for Brass & Organ: Nos. 13 & 14
Wir glauben all an einen Gott (Arrangements I and II)
Ach Herr, mich armen Sunder (Chorale, Variation I, Variation II)
Liebster Jesu, wir sind hier, BWV 730 and BWV 731
Schmucke dich, o liebe Seele, BWV Anh. 74
7 Chorale Preludes, Fk. 38/1, No. 2. Christe, der du bist Tag und Licht: 7 Chorale Preludes, Fk. 38/1: No. 2, Christe, der du bist Tag und Licht
7 Chorale Preludes, Fk. 38/1, No. 5. Wir danken dir, Herr Jesu Christ: 7 Chorale Preludes, Fk. 38/1: No. 5, Wir danken dir, Herr Jesu Christ
7 Chorale Preludes, Fk. 38/1, No. 6. Was mein Gott will, das g'scheh allzeit: 7 Chorale Preludes, Fk. 38/1: No. 6, Was mein Gott will, das g'scheh allzeit
Organ Sonata in F Major, Wq. 70/3, H. 84: I. Allegro
Organ Sonata in F Major, Wq. 70/3, H. 84: II. Largo
Organ Sonata in F Major, Wq. 70/3, H. 84: III. Allegretto
Allegretto con VXIII variazioni, "Ah, vous dirai-je maman": Ah, vous dirai-je, maman, Allegretto con 18 variazioni, W. XII/2
Keyboard Concerto in C Major, Hob.XVIII:5: I. Allegro moderato
Keyboard Concerto in C Major, Hob.XVIII:5: II. Andante
Keyboard Concerto in C Major, Hob.XVIII:5: III. Allegro
Keyboard Concerto in F Major, Op. 13, No. 3, W. C64: Concerto Rondo for Organ and strings in F Major, Op. 17, No. 3
Pastorella for Concertante Organ and Strings in F Major, Op. 18, No. 8: I. Moderato
Pastorella for Concertante Organ and Strings in F Major, Op. 18, No. 8: II. Adagio
Pastorella for Concertante Organ and Strings in F Major, Op. 18, No. 8: III. Grave
Concerto for Organ, 2 Horns and Strings in E-Flat Major, Op. 1, No. 3: I. Adagio
Concerto for Organ, 2 Horns and Strings in E-Flat Major, Op. 1, No. 3: II. Allegro giustoso
7 Chorale Preludes, Fk. 38/1: No. 2. Christe, der du bist Tag und Licht
7 Chorale Preludes, Fk. 38/1: No. 5. Wir danken dir, Herr Jesu Christ
7 Chorale Preludes, Fk. 38/1: No. 6. Was mein Gott will, das g'scheh allzeit
Weihnachtliche Orgelmusik: Variationen über Weihnachtslieder
6 Preludes for Organ, JB 1:30: No. 3 in G Major
Variationen über "Es ist ein Ros entsprungen" (After Praetorius)
Variationen über "Stille Nacht" (After Gruber)
Allein Gott in der Höh sei Ehr (Attrib. J.S. Bach's BWV 771)
Church Sonata No. 17 in C Major, K. 336 (Live) [Remastered 2021]
Eine Anthologie (Live) [Remastered 2021]
Concerto for Organ and Orchestra in F Major: I. Allegro moderato
Concerto for Organ and Orchestra in F Major: II. Adagio
Concerto for Organ and Orchestra in F Major: III. Finale. Allegro