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 0xe84350207e67c909494920401d02e996cf9d4a5c421ec85e9448e34b05dd59a3. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/205749a6-7e5e-46a0-ba83-ee3852efec3d.json and https://artists.proofprofile.net/proofs/artist/205749a6-7e5e-46a0-ba83-ee3852efec3d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Schoenberg: Suite, Op. 29 & 5 Pieces for Orchestra, Op. 16 - Berg: Altenberg Songs, Op. 4 (Mono Version)
Suite for E-Flat Clarinet, Clarinet, Bass Clarinet, Violin, Viola, Cello and Piano, Op. 29: Ouverture. Allegretto
Suite for E-Flat Clarinet, Clarinet, Bass Clarinet, Violin, Viola, Cello and Piano, Op. 29: Tanzschritte. Moderato
Suite for E-Flat Clarinet, Clarinet, Bass Clarinet, Violin, Viola, Cello and Piano, Op. 29: Thema mit Variationen
Suite for E-Flat Clarinet, Clarinet, Bass Clarinet, Violin, Viola, Cello and Piano, Op. 29: Gigue
5 Pieces for Orchestra, Op. 16: No. 1, Premonitions - 1949 Version for Reduced Orchestra
5 Pieces for Orchestra, Op. 16: No. 2, Yesteryears - 1949 Version for Reduced Orchestra
5 Pieces for Orchestra, Op. 16: No. 3, Chord-Colors "Summer Morning by a Lake" - 1949 Version for Reduced Orchestra
5 Pieces for Orchestra, Op. 16: No. 4, Peripetia - 1949 Version for Reduced Orchestra
5 Pieces for Orchestra, Op. 16: No. 5, The Obbligato Recitative - 1949 Version for Reduced Orchestra
5 Songs for Voice and Orchestra to Postcard Texts, Op. 4 "Altenberg Lieder": No. 1, Seele, wie bist du schöner
5 Songs for Voice and Orchestra to Postcard Texts, Op. 4 "Altenberg Lieder": No. 2, Sahst du nach dem Gewitterregen den Wald
5 Songs for Voice and Orchestra to Postcard Texts, Op. 4 "Altenberg Lieder": No. 3, Über die Grenzen des Alls
5 Songs for Voice and Orchestra to Postcard Texts, Op. 4 "Altenberg Lieder": No. 4, Nichts ist gekommen
5 Songs for Voice and Orchestra to Postcard Texts, Op. 4 "Altenberg Lieder": No. 5, Hier ist Friede
Stories, Airs and Verse: French Art Songs of Debussy and Ravel
Histoires naturelles: IV. Le martin-pêcheur
Ariettes oubliées: I. C'est l'extase langoureuse
Ariettes oubliées: II. Il Pleure dans mon coeur
Ariettes oubliées: III. L'Ombre des arbres
But Yesterday is Not Today: The American Art Song, 1927-1972
Thirteen Dickinson Songs: I. Perhaps You'd Like to Buy a Flower
Thirteen Dickinson Songs: II. I Like to See It Lap the Miles
Thirteen Dickinson Songs: III. I Know Some Lonely Houses Off the Road
Thirteen Dickinson Songs: IV. There Came a Wind Like a Bugle
Thirteen Dickinson Songs: V. Beauty - Be Not Caused - It Is
Thirteen Dickinson Songs: VI. The Wind - Tapped Like a Tired Man
Thirteen Dickinson Songs: VII. These Are the Days When Birds Come Back
Thirteen Dickinson Songs: VIII. The Heart Asks - Pleasure First
Thirteen Dickinson Songs: IX. What If I Shall Not Wait
Thirteen Dickinson Songs: X. If I'm Lost - Now
Thirteen Dickinson Songs: XI. The Loneliness One Dare Not Sound
Thirteen Dickinson Songs: XII. Under the Light, Yet Under
Thirteen Dickinson Songs: XIII. She Bore It Till the Simple Veins
To Prove My Love: III. Let Me Not to the Marriage
Songs From Walt Whitman: I. Oh Me! Oh Life!
Songs From Walt Whitman: II. Roots and Leaves Themselves Alone Are These
Songs From Walt Whitman: III. Darest Thou Now O Soul
Songs From Walt Whitman: IV. Scented Herbage of My Breast
Songs From Walt Whitman: V. Warble for Lilac-Time
Berg: Five Songs, Op. 4, Webern: Five Mvts. for String Orchestra, Op. 5, Schoenberg: Five Pieces for Orchestra, Op. 16
Berg - Five Songs - The Altenberg Lieder, Op. 4 - I. Seele Wie Bist Du Schöner -
Berg - Five Songs - The Altenberg Lieder, Op. 4 - II. Sahst Du Nach Dem Gewitterregen
Berg - Five Songs - The Altenberg Lieder, Op. 4 - III. Über Die Grenzen Des All
Berg: Five Songs - The Altenberg Lieder, Op. 4 - IV. Nichts Ist Gekommen
Berg: Five Songs - The Altenberg Lieder, Op. 4 - V. Hier Ist Friede
Webern: Five Movements for String Orchestra, Op. 5 - I. Heftig bewegt; etwas ruhiger
Webern: Five Movements for String Orchestra, Op. 5 - II. Sehr langsam
Webern: Five Movements for String Orchestra, Op. 5 - III. Sehr bewegt
Webern: Five Movements for String Orchestra, Op. 5 - IV. Sehr langsam
Webern: Five Movements for String Orchestra, Op. 5 - V. In zarter Bewegung
Schoenberg: Five Pieces for Orchestra, Op. 16 - I. Vorgefühle
Schoenberg: Five Pieces for String Orchestra, Op. 16 - II. Vergangenes
Schoenberg: Five Pieces for String Orchestra, Op. 16 - III. Sommermorgen an einem See
Schoenberg: Five Pieces for String Orchestra, Op. 16 - IV. Peripetie
Schoenberg: Five Pieces for String Orchestra, Op. 16 - V. Das obligate rezitativ
Music of Alban Berg, Vol. 2: Chamber Concerto, Sieben Frühe Lieder
Sieben Frühe Lieder (Seven Early Songs) - I. Nacht
Sieben Frühe Lieder (Seven Early Songs) - II. Schilflied
Sieben Frühe Lieder (Seven Early Songs) - III. Die Nachtigall
Sieben Frühe Lieder (Seven Early Songs) - IV. Traumgekrönt
Sieben Frühe Lieder (Seven Early Songs) - V. Im Zimmer
Sieben Frühe Lieder (Seven Early Songs) - VI. Liebesode
Sieben Frühe Lieder (Seven Early Songs) - VII. Sommertage
Anton Webern: Concerto for Nine Instruments, Op. 24, Piano Variations, Op. 27, Four Songs, Op. 12, Quartet Op. 22 for Tenor Saxophone
Concerto for Nine Instruments, Op. 24: I. Erwas lebhaft
Concerto for Nine Instruments, Op. 24: II. Sehr langsam
Concerto for Nine Instruments, Op. 24: III. Sehr rasch
Piano Variations, Op. 27: I. Sehr mässig
Piano Variations, Op. 27: II. Sehr schnell
Piano Variations, Op. 27: III. Ruhig, fliessend
Four Songs, Op. 12: No. 1. Der Tag ist Vergangen
Four Songs, Op. 12: No. 2. Die Geheimnisvolle Flote
Four Songs, Op. 12: No. 3. Schien Mir's, Als Ich Sah Die Sonne
Four Songs, Op. 12: No. 4. Gleich und Gleich
Quartet Op. 22 for Tenor Saxophone, Clarinet, Violin and Piano: I. Sehr mäßig
Quartet Op. 22 for Tenor Saxophone, Clarinet, Violin and Piano: II. Sehr schwungvoll
6 Gedichte von N. Lenau und Requiem, Op. 90: No. 3, Kommen und Scheiden
Myrthen, Op. 25: No. 25, Aus den östlichen Rosen
Lieder-Album fur die Jugend, Op. 79: No. 28, Mignon
6 Gesänge, Op. 89: No. 6, Röselein, Röselein!
Romanzen und Balladen, Book 1, Op. 45: No. 1, Der Schatzgräber
4 Lieder, Op. 96: No. 2, Wir wandelten, wir zwei zusammen
4 Lieder, Op. 96: No. 1, Der Tod, das ist die kühle Nacht
4 Lieder, Op. 46: No. 4, An die Nachtigall
8 Lieder und Gesänge, Op. 57: No. 8, Unbewegte laue Luft
Lieder-Album für die Jugend, Op. 79: No. 28, Mignon
Music of Alban Berg: Four Symphonic Excerpts from "Lulu," Der Wein, & Three Movements from "Lyric Suite," for String Orchestra
The Music of Alban Berg Conducted by Robert Craft (2023 Remastered Version)
Sieben Frühe Lieder (Seven Early Songs): I. Nacht
Music of Alban Berg: Chamber Concerto for Violin, Piano and Thirteen Wind Instruments & Sieben Frühe Lieder (Seven Early Songs)