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 0x42860d202f700f525c32cb49e0aa45a1326a35ba9a3b50d0a4467ed53cd13cd0. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/93595408-60e2-4b4a-957d-7933b10ad261.json and https://artists.proofprofile.net/proofs/artist/93595408-60e2-4b4a-957d-7933b10ad261.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
아버지 품으로 - 찬송가 피아노 연주곡집 6 (CCM, 기도, 은혜, 찬양, 태교, 자장가, 명상, 휴식, 재피뮤직)
10,000 Reasons (Bless the lord, Oh my soul)
String Quartet Op.3-5 In F Major 'Serenade' - II. Andante Cantabile
The Carnival Of Animals - XIII. The Swan
Piano Quintet In A Major D.667 'The Trout' - IV. Andantino
12 Morceaux De Difficulte Moyenne Op.40 - II. Chanson Triste
Serenade No.13 In G Major K.525 'Eine Kleine Nachtmusik' - I. Allegro
Album Fur Die Jugend Op.68 - X. Frohliche Landmann II
Peer Gynt Suite No.2 Op.55 - IV. Solveig's Song
Herz Und Mund Und Tat Und Leben BWV.147 - Jesu, Joy Of Man's Desiring
The Seasons Op.37b - X. October 'Autumn Song'
6 Moments Musicaux, Op. 94 D.780, No. 3 in F Minor (Allegro moderato)
The Well-Tempered Clavier, Book 1, BWV 846-869: I. Prelude in C Major, BWV 846
La traviata, Act I: Libiamo ne'lieti calici
16 Waltzes, Op. 39: No. 15 in A-Flat Major
Voices of Spring, Op. 410 (Frühlingsstimmen)
3 marches militaires, D. 733, Op. 51: No. 1 in D-Flat Major
String Quintet, Op. 11, No. 5 in E Major G. 275: 2. Menuetto
Lohengrin, WWV 75: Prelude to Act III - Bridal Chorus
Lieder ohne Worte, Op. 62: No. 6, Allegretto grazioso "Frühlingslied"
Orchestral Suite No. 3 in D Major, BWV 1068: II. Air "On the G String"
Symphony No. 5 In C Minor, Op. 67: I. Allegro Con brio
Piano Sonata No. 11 in A Major, K. 331: III. Alla Turca (Allegretto)
Nocturne No.2 In E-Flat Major, Op. 9, No. 2
Nocturne No. 20 In C-Sharp Minor, Op. Posth., B. 49
Piano Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2 "Moonlight": I. Adagio sostenuto
Fantaisie-Impromptu in C-Sharp Minor, Op. 66
12 Études, Op. 10: No. 3 in E Major "Tristesse"
Waltz No. 6 in D-Flat Major, Op. 64, No. 1 "Minute"
24 Préludes, Op. 28: No. 15 in D-Flat Major "Raindrop"
Suite bergamasque, L. 75: III. Clair de lune
Piano Sonata No. 8 in C Minor, Op. 13 "Pathétique": II. Adagio cantabile
Minuet in G Major, BWV Anh. 114 (Notebook for Anna Magdalena Bach, 1725)
4 Impromptus, Op. 90, D. 899: No. 4 in A-Flat: Allegretto
3 Gymnopédies: No. 1, Lent et douloureux
Suite No. 4 in D Minor for Harpsichord, HWV 437: Sarabande
Waltz No. 1 in E-Flat Major, Op. 18 "Grande valse brillante"
Bagatelle No. 25 in A Minor, WoO 59 "Für Elise"
Liebesträume, S. 541: No. 3 In A-Flat Major