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 0xeae04ffe5eaa6e13f06193024a44d5af23b67204e1fbc294511ccbabb1e64f49. Chain 2 (Bitcoin): anchored in block 953630 (2026-06-14T12:06:27Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/30d693e4-26ee-4974-af8d-7ef272a48c5d.json and https://artists.proofprofile.net/proofs/artist/30d693e4-26ee-4974-af8d-7ef272a48c5d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Concerto in 1 movement (Arr. A. Ostrander)
II. Allegro (Arr. D. Little and R. Nelson)
III. Largo (Arr. D. Little and R. Nelson)
IV. Allegro (Arr. D. Little and R. Nelson)
No. 1, Lovely on the water (Arr. M. Wagner)
No. 3, Van Diemen's Land (Arr. M. Wagner)
No. 4, The lady and the dragoon (Arr. M. Wagner)
No. 5, She borrowed some of her mothers gold (Arr. M. Wagner)
No. 6, As I walked over London bridge (Arr. M. Wagner)
Bouree [arr. W.J. Bell for tuba and piano]
Andante and Rondo (arr. P. Catilinet): Rondo
Concerto in 1 movement (arr. A. Ostrander)
Cello Sonata in F Major, Op. 1, No. 1 (arr. D. Little and R. Nelson): I. Largo
Cello Sonata in F Major, Op. 1, No. 1 (arr. D. Little and R. Nelson): II. Allegro
Cello Sonata in F Major, Op. 1, No. 1 (arr. D. Little and R. Nelson): III. Largo
Cello Sonata in F Major, Op. 1, No. 1 (arr. D. Little and R. Nelson): IV. Allegro
6 Studies in English Folk Songs (arr. M. Wagner): No. 1. Lovely on the water
6 Studies in English Folk Songs (arr. M. Wagner): No. 2. Spurn Point
6 Studies in English Folk Songs (arr. M. Wagner): No. 3. Van Diemen's Land
6 Studies in English Folk Songs (arr. M. Wagner): No. 4. The lady and the dragoon
6 Studies in English Folk Songs (arr. M. Wagner): No. 5. She borrowed some of her mothers gold
6 Studies in English Folk Songs (arr. M. Wagner): No. 6. As I walked over London bridge
Suite for Unaccompanied Tuba: I. Intrada: Alla marcia
Suite for Unaccompanied Tuba: II. Valse: Allegro non troppo
Suite for Unaccompanied Tuba: III. Air: Andante
Suite for Unaccompanied Tuba: IV. Galop: Presto
Serenade No. 12, Op. 88: III. Mascherata
Tuba Sonata No. 1: I. Andante - Allegro agitato
Tuba Sonata No. 1: II. Allegretto grazioso
Tuba Sonata No. 1: III. Adagio sostenuto
Tuba Sonata No. 1: IV. Allegro moderato, con anima