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 0xb47621892bc5bf53af66861388c48a27020d9282c5bcd5c93cf0db836fb549d1. Chain 2 (Bitcoin): anchored in block 954502 (2026-06-20T05:07:36Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9c81e10e-0c4b-4edb-9ceb-4d35d5c421cc.json and https://artists.proofprofile.net/proofs/artist/9c81e10e-0c4b-4edb-9ceb-4d35d5c421cc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Electric Lunar Sonnet (Electric Rhodes Piano)
Under the Veil of Stars - Electric Piano
The Beat of the Solitary Heart - Electric Piano
The Ballet of Clouds at Twilight - Electric Piano
Bill Bailey, Won't You Please Come Home - Electric Piano
Alexander's Ragtime Band - Electric Piano
La Cathédrale Engloutie (Preludes, Book 1 No. 10)
Moonlight Sonata, Op. 27 No. 2 - 1st Movement
Piano Sonata No. 16 in C Major, K. 545 - 2nd Movement
Dance of the Sugar Plum Fairy (The Nutcracker)
The Girl with the Flaxen Hair (La Fille Aux Cheveux De Lin)
Prelude in D-flat Major, Op. 28, No. 15 (Raindrop Prelude)
Minuet in G Major" (Anna Magdalena's Notebook)
Visions Fugitives, Op. 22 - No. 3 Lentamente - Andante
Butterfly Lyric Pieces Book III, Op. 43 - No. 1
Visions Fugitives, Op. 22 - No. 7 (Pittoresco)
Intermezzo in B-flat minor, Op. 117, No. 2
Album for the Young, Op. 39 - No. 21 (Sweet Dream)
Piano Sonata No. 8 in C Minor, Op. 13 (Pathétique) - 2nd Movement
Nocturne No. 20 in C-sharp minor, Op. posth.
Album for the Young, Op. 68 - No. 18 (Reaper's Song)
Piano Sonata No. 11 in A Major, K. 331 - 3rd Movement (Alla Turca)
Arietta Lyric Pieces Book I, Op. 12 - No. 1
Piano Sonata No. 30 in E major, Op. 109 Andante molto cantabile ed espressivo
Songs Without Words Op. 38: No. 2. Allegro non troppo in C Minor, MWV U 115 - "Lost Happiness"
Impromptu No. 3 in G-Flat Major, Op. 90, D. 899
Piano Sonata No. 17 in B-flat Major, K. 570 - 2nd Movement
The Seasons, Op. 37a - No.6 (June Barcarolle)
Kinderszenen, Op. 15: 1. Von fremden Ländern und Menschen (A Tale of Distant Lands)
Piano Sonata No. 12 in F Major, K. 332 - 2nd Movement
Songs Without Words, Op. 62 - No. 6 ("Spring Song")
Piano Sonata in A Major, D. 959 - 2nd Movement (Andantino)
Piano Sonata No. 14 in C-sharp minor "Quasi una fantasia", Op. 27, No. 2 - 2nd Movement
The Seasons, Op. 37a - No.5 (May Starlit Nights)
Sonatine for Piano, Movement II. Mouvement de menuet
Children's Corner, L. 113 1. Doctor Gradus ad Parnassum
Piano Sonata No. 27 in E minor, Op. 90 N. 1
The Seasons, Op. 37a - No. 1 (January At the Fireside)
Sonata in C Major, K. 545 (3rd movement: Rondo: Allegretto)
Piano Sonata No. 2 in G minor Op. 22 II. Andantino
Lyric Pieces, Book 2, Op. 38: No. 4, Halling
Piano Sonata No. 27 in E minor, Op. 90 N. 2
Kinderszenen Op-15 (1838) Blind Man's Bluff
7 Bagatelles, Op. 33 - 6. Allegretto quasi andante
Piano Sonata No. 11 in A Major, K. 331 - II. Menuetto
About Foreign Lands and People Op. 15 No. 1
French Suite No.5 in G major, BWV 816 Gavotte
Piano Sonata No. 16 in C Major, K.545 Allegro
French Suite No.5 in G major, BWV 816 Allemande
Piano Sonata No. 23 "Appassionata", Op. 57 Andante con moto
Piano Sonata in B flat major, K. 570- 2nd mov. Adagio
At Christmas - Silent Night Holy Night Fantasies about popular songs, Op.172 N. 5