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 0x1072690605c95ae6ee0f12645820b0528d2a268e98d2727c66c623c554199291. Chain 2 (Bitcoin): anchored in block 954742 (2026-06-21T20:46:40Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fd7f73b8-75a0-439c-8e28-b5d783e16c8f.json and https://artists.proofprofile.net/proofs/artist/fd7f73b8-75a0-439c-8e28-b5d783e16c8f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Roger Sessions: When Lilacs Last in the Dooryard Bloom'd
When Lilacs Last in the Dooryard Bloom'd: Part One
When Lilacs Last in the Dooryard Bloom'd: Part Two
When Lilacs Last in the Dooryard Bloom'd: Part Three
Roger Sessions: Symphonies 4 & 5, Rhapsody
Symphony No. 5 (I. Tranquillo/II. Lento/III. Allegro deciso)
Piano Sonata No. 2: I. Allegro con fuoco
Piano Sonata No. 2: III. Misurato e pesante
Piano Sonata No. 1: III. Andante - Poco meno mosso - Tempo I
From My Diary: III. Larghissimo e misterioso
Piano Sonata No. 3: I. Adagio e misterioso, sostenuto
Piano Sonata No. 3: II. Molto allegro e con fuoco
Piano Sonata No. 3: III. Lento e molto tranquillo
Roger Sessions and Donald Martino: Piano Sonatas
Piano Sonata No. 3: I Adagio e misterioso-Sostenuto
Piano Sonata No. 3: II Molto allegro e con fuoco
Piano Sonata No. 3: III Lento e molto tranquillo (In memoriam: November 22, 1963)
Roger Sessions - Complete Works For Solo Piano
Sonata No. 1: Andante - Allegro - Andante - Poco Meno Mosso - Andante - Molto Vivace - Instrumental
From My Diary: Poco Adagio - Instrumental
From My Diary: Allegro Con Brio - Instrumental
From My Diary: Larghissimo E Misterioso - Instrumental
From My Diary: Allegro Pesante - Instrumental
Sonata No. 2: Allegro Con Fuoco - Instrumental
Sonata No. 2: Misurato E Pesante - Instrumental
5 Pieces For Piano: Con Fuoco - Instrumental
5 Pieces For Piano: Andante, Leggiero E Grazioso - Instrumental
5 Pieces For Piano: Molto Agitato - Instrumental
5 Pieces For Piano: Molto Adagio - Instrumental
Sonata No. 3: Adagio E Misterioso - Sostenuto - Instrumental
Sonata No. 3: Molto Allegro E Con Fuoco - Instrumental
Sonata No. 3: Lento E Molto Tranquillo - Instrumental
Sessions: String Quintet / String Quartet No. 1 / Canons (To the Memory of Igor Stravinsky)
String Quintet: II. Adagio ed espressivo
String Quintet: III. Allegro appassionato
Canons to the memory of Stravinsky: Canons (to the memory of Stravinsky)
6 Pieces: No. 1, Prelude. Allegro energico
6 Pieces: No. 4, Berceuse. Lento e dolce
String Quartet No. 1 in E Minor: I. Tempo moderato
String Quartet No. 1 in E Minor: II. Adagio molto
String Quartet No. 1 in E Minor: III. Vivace molto
6 Pieces: No. 1. Prelude: Allegro energico
6 Pieces: No. 4. Berceuse: Lento e dolce
Symphony No. 2: I. Molto agitato - Tranquillo e misterioso
Symphony No. 2: II. Allegretto capriccioso
Symphony No. 2: III. Adagio tranquillo ed espressivo
Symphony No. 3: I. Allegro grazioso e con fuoco
Symphony No. 3: II. Allegro, un poco ruvido
Symphony No. 3: III. Andante sostenuto e con affetto
Symphony No. 9: II. Con movimento adagio
Symphony No. 2: II. Allegretto capriccioso - Live
Symphony No. 2: III. Adagio, tranquillo ed espressivo - Live
Roger Sessions: Music for Violin & Piano
Violin Sonata: I. Tempo moderato, con ampiezza e liberamente
Sessions: Symphony No. 2 - Morton Gould: Philharmonic Waltzes (2022 Remastered Version)
Symphony No. 2: I. Molto agitato - Tranquillo e misterioso - 2022 Remastered Version
Symphony No. 2: II. Allegretto capriccioso - 2022 Remastered Version
Symphony No. 2: III. Adagio tranquillo ed espressivo - 2022 Remastered Version
Symphony No. 2: IV. Allegramente - 2022 Remastered Version
Philharmonic Waltzes - 2017 Remastered Version
From the New World: Rassegna di Nuova Musica, Vol. 1
Sessions: Piano Sonata No. 2: III. Misuranto e pesante