1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0x874dfa9c46cacdad182a720eeea08390f8b5d4355e048cbbb2132e19df45ec77. Chain 2 (Bitcoin): anchored in block 953724 (2026-06-15T01:43:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8c6fe03e-64b8-423f-8bd2-ad37a72f77a0.json and https://artists.proofprofile.net/proofs/artist/8c6fe03e-64b8-423f-8bd2-ad37a72f77a0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Piano Concerto No. 21 in C Major, K. 467 "Elvira Madigan": II. Andante
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d32f3a37cac40f34a7165bbe264e293d86b0503881cd4ddf5cfbec17f8923db. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541101001.
The Marriage of Figaro, K. 492: Overture
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The History of Classical Era Music (100 Famous Songs)
A Beginner's Guide to Learn to Love Classical Music
Orchestral Suite No. 3 in D Major BWV 1068: II. Air
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Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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Scenes from Childhood, Op. 15: VII. Träumerei (Dreaming)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdec06d59b915c2480418e84e4d2e351b6ff3c6aedaa575ec7e8d3f97c34da5e5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541202582.
String Quintet in E Major, Op.11: No.5, III. Minuetto (Menuet - Minuet)
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Lyric Pieces, Op. 43: No. 1, "Butterfly"
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf90f2ae2f78073d8c412d061cb18c17a9b13f4b05609f2bb2b9fa8acf97e50aa. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541202596.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca7aa2ae1c91911de0b265daaa659d7325ee4ec98b35ef62157af2b51b20dec2. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541202597.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb32f9e3c3bb5cc548fc78eeb7aac11e22bc7e56560c58823761be17a0e43ef1. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541202600.
The Magic Flute, K.620, Act I: "Der Vogelfänger bin ich ja" (Instrumental Version)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f19f31e96b455955853f8a44cd789eb4b8cbe3646bc5b6aaac445682dc4a9da. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541202608.
Fantasiestücke (Fantasy Pieces) in D-Flat Major, Op. 12: Des Abends (Evening)
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Orfeo ed Euridice, Act II: Dance of the Blessed Spirits
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Songs Without Words, Op. 62: No. 6 - "Spring Song"
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Carnival of the Animals: IX. The Cuckoo in the Depths of the Woods
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Symphony No. 9 in E Minor, Op. 95, B. 178 - "From the New World": II. Largo (Excerpt)
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Violin Concerto No. 2 in D Minor, Op. 22: II. Romance
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Two Pieces for the Left Hand, Op. 9: No. 2, Nocturne in D-Flat Major
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4758153adc17d87199dc8acb9e53be56a86df563160dc37b5e4587a365ee831. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541202625.
Four Impromptus No. 3 in G-Flat Major, Op. 90, D. 899
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4049177784932e560faab1af11fbd4ac52366a7568e6f129d8bad3b14f771c99. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541202627.
Piano Concerto No. 23 in A Major, K. 488: II. Adagio
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Piano Quintet in A Major, D. 667 - "The Trout": IV. Andante (Excerpt)
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Meditation: Classic Care - Music for Healthy Living for Calming Reflection & Quiet Time
Classical Brain Power - Over 7 Hours of Music for Concentration, Productive Learning, Studying and Working
Classical Stress Relief: 99 Must-Have Classical Meditation & Relaxation
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Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight Sonata": I. Adagio sostenuto
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Tosca, Act III: "E lucevan le stelle" (Instrumental Version)
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Classical Masterpieces of the Millennium
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf1b1b543fba4623a669fe576791042af929d3e6b7f3789c5bcfe051df4f4701. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541304185.
Catnap Classics: For Peaceful Sleep, Naps & Dreams
Suite bergamasque, L. 75: III. Clair de Lune - "Moonlight"
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Etude in E Major, Op. 10: No. 3, "Tristesse"
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Scenes of Childhood, Op. 15: VII. Träumerei
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Concerto for Piano, Strings and Continuo No. 1 in D Minor, BWV 1052: II. Adagio
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Piano Sonata No. 14 in C-Sharp Minor, Op. 27: No. 2, "Moonlight Sonata": I. Adagio Sostenuto
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A Midsummer Night's Dream, Op. 61: II. Notturno
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Capriccio Espagnol, Op. 34: II. Variations
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100 Must-Have History of Classical Music
100 Must-Have Valentine's Day Love Song Classics
100 Must-Have Classical Music for the Reader
La Traviata, Act I: Brindisi (Instrumental Version)
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Mozart, W.A.: Serenades and Divertimenti
Mozart, W.A.: Kleine Nachtmusik (Eine) / Salzburg Symphonies Nos. 1-3 / Divertimento in F Major, K. 247
Telemann: Oboe Concerto in F Minor, TWV 51:f1: I. Allegro (Transcr. for Trumpet and Orchestra)
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Handel: Suite in D Major, HWV 341 "Water Piece": I. Overture
Württembergisches Kammerorchester Heilbronn
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Handel: Suite in D Major, HWV 341 "Water Piece": II. Gigue. Allegro
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Hertel: Trumpet Concerto No. 1 in E-Flat Major: II. Larghetto
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Hertel: Trumpet Concerto No. 1 in E-Flat Major: III. Vivace
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Haydn: Trumpet Concerto in E-Flat Major, Hob. VIIe:1: I. Allegro
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Marcello, A / Arr. Jevtic for Trumpet and Orchestra: Oboe Concerto in D Minor, S. Z799: I. Allegro moderato (Arr. Jevtic for Trumpet and Orchestra)
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Albinoni: Trattenimento armonico in D Minor, Op. 6 No. 4: II. Allegro (Transc. for Trumpet and Orchestra)
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Albinoni: Trattenimento armonico in D Minor, Op. 6 No. 4: III. Adagio (Transc. for Trumpet and Orchestra)
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Albinoni: Trattenimento armonico in D Minor, Op. 6 No. 4: IV. Allegro (Transc. for Trumpet and Orchestra)
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Barsanti: Concerto grosso in D Major, Op. 3 No. 10: II. Largo
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Barsanti: Concerto grosso in D Major, Op. 3 No. 10: III. Allegro - Andantino
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Torelli: Trumpet Concerto in D Major, G. 28 "Estienne Roger 188": II. Adagio - Presto - Allegro
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Torelli: Trumpet Concerto in D Major, G. 28 "Estienne Roger 188": III. Allegro
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Bach, JS: Orchestral Suite No. 2 in B Minor, BWV 1067: I. Ouverture (Transc. for Trumpet and Orchestra)
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Bach, JS: Orchestral Suite No. 2 in B Minor, BWV 1067: II. Rondeau (Transc. for Trumpet and Orchestra)
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Bach, JS: Orchestral Suite No. 2 in B Minor, BWV 1067: III. Sarabande (Transc. for Trumpet and Orchestra)
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Bach, JS: Orchestral Suite No. 2 in B Minor, BWV 1067: V. Polonaise. Lentement - Double (Transc. for Trumpet and Orchestra)
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Bach, JS: Orchestral Suite No. 2 in B Minor, BWV 1067: VI. Menuet (Transc. for Trumpet and Orchestra)
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Bach, JS: Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie (Transc. for Trumpet and Orchestra)
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Haydn, M: Trumpet Concerto No. 2 in D Major, MH 104: I. Adagio
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Haydn, M: Trumpet Concerto No. 2 in D Major, MH 104: II. Allegro (Cadenza by Maurice André)
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Mozart, L: Trumpet Concerto in D Major: II. Allegro moderato
Orchestre de chambre Jean-François Paillard
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Bellini: Oboe Concerto in E-Flat Major: II. Larghetto cantabile (Transcr. for Trumpet and Orchestra)
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Hummel: Trumpet Concerto in E Major, WoO 1: I. Allegro con spirito
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Hummel: Trumpet Concerto in E Major, WoO 1: II. Andante
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Arban / Arr. Pichaureau: Fantaisie and Variations on The Carnival of Venice
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Offenbach / Arr. Pichaureau: ParisiAN DREam (Suite concertante after "La Vie parisienne")
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Dvořák / Arr. Carradot: Symphony No. 9 in E Minor, Op. 95, B. 178 "From the New World": II. Largo
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Massenet / Arr. Carradot: Thaïs, Act 2: Méditation. Andante religioso
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Verdi / Arr. Astier: Aida, Act 2: Triumphal March
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Lehar / Arr. Astier: Das Land des Lächelns, Act 2: "Dein ist mein ganzes Herz"
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Die Zauberflöte, K. 620, Act I: Aria."Der Vogelfänger bin ich ja" (Papageno) (Arie des Papageno, Instrumental)
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