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 0xc39ff24142e9da2a632d2110681d3907e04da752df62c3c6ce3f57c587ea41e1. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a6176c55-0a09-4d7e-aecf-938979aaa3e3.json and https://artists.proofprofile.net/proofs/artist/a6176c55-0a09-4d7e-aecf-938979aaa3e3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Delibes: Sylvia (Complete Ballet) / Saint-Saens: Henry Viii
Nordiska Klassiska Favoriter (Nordic Favourites)
2 Sentimental Romances, Op. 28: Old Pastoral Hymn from Dalecarlia
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 0x71d443dfc55e0214c3b712fe89789f314044ff1e3fff26f47c73b5cef02fce4f. 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/HKI199992906.
Moderen (The Mother), Op. 41, FS 94: Taagen Letter (The fog is lifting) (arr. F.N. Pedersen): The Fog Is Lifting
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e6c4b562327d1c4c06cab160e4a409090036fe7706fcebef65c7f638acd0df7. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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/HKI199992909.
Ziehrer: Selected Dances and Marches, Vol. 1
Thalberg: Piano Concerto in F Minor / Souvenirs De Beethoven
101 Classics - The Best Loved Classical Melodies
An der schonen, blauen Donau (The Beautiful Blue Danube), Op. 314
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Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso (Opening)
Polish National Radio Symphony Orchestra
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Emperor Waltz, Op. 437: Kaiser Walzer (Emperor Waltz), Op. 437
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The Danube Waves: Valurile Dunarii (The Danube Waves)
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Serenade for Strings in C Major, Op. 48: II. Walzer
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Les Patineurs, Op. 183, "The Skater's Waltz"
Slovak State Philharmonic Orchestra, Kosice
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb241860b5b9e2582e331726a87da0bea187246c364bbb7accd63788fe9e98bb0. 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/HKI199245308.
The Nutcracker Suite, Op. 71a: VIII. Waltz of the Flowers
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Peer Gynt Suite No. 1, Op. 46: I. Morning Mood
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Rinaldo, HWV 7, Act II: Lascia ch'io pianga (arr. for violin and orchestra)
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Peer Gynt Suite No. 1, Op. 46: III. Anitra's Dance
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Herz und Mund und Tat und Leben, BWV 147: Jesus bleibet meine Freude (Jesu, Joy of Man's Desiring) (arr. M. Hess)
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Ellens Gesang III (Ave Maria!), Op. 52, No. 6, D. 839, "Hymne an die Jungfrau"
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3 Marches militaires, Op. 51, D. 733: No. 1 in D Major (arr. for orchestra)
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La Gioconda, Act III: Danze delle Ore (Dance of the Hours)
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Cavatina (Die durch die Hölle gehen): The Deer Hunter: Cavatina
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Violin Concerto No. 1 in G Minor, Op. 26: II. Adagio
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Serenade No. 13 in G Major, K. 525, "Eine kleine Nachtmusik": II. Romanze: Andante
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Kinderszenen (Scenes of childhood), Op. 15: VII. Träumerei (Dreaming) (arr. for orchestra)
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Frösöblomster, Book 1, Op. 16: Frosoblomster (Froso-Flowers), Book 1, Op. 16: No. 6. Vid Froso kyrka (At Froso Church)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07ac6816676aaeec181cb2a1237c54e9bd8185d1497575347f8df57a3b8efb36. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/HKI199708117.
Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano (arr. D. Sosin for flute and harp)
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Fredmans epistlar (arr. J. Eriksson): Fredmans epistlar: No. 82. Vila vid denna kalla (arr. for orchestra)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x787240caeea387e23e1dcc431a4ff51b6ab8ebf3f8071b06b9fe724f99d98865. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/HKI199590802.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a8e3afa7fc22e409671954eafa9796932a1a947102e970d6f476d188bdf20df. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/HKI199614201.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf21352cc4de8564a51f052fd94a1d15c46c7572c13e41c97513714473c2cbf90. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/HKI199324605.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ca4e2f5949aac246c17ab3b6b360570988a5fde2c65276fd42e25d35f95f1c6. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/HKI199590808.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2e0ac9062b4f9f0bfe37c239d109cd2d9cd4fba200bc65e6bff7ad9f899ab4c. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/HKI190592903.
Consort Music: Consort Music: III. Ballad
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Pavane pour une infante defunte (version for piano)
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Clarinet Concerto in A Major, K. 622: II. Adagio
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Nocturnes, Op. 9: Nocturne No. 2 in E-Flat Major, Op. 9, No. 2
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Suite del recuerdo: Suite del recuerdo: I. Evocacion
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Cello Concerto No. 1 in G Major: II. Romance: Andantino
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En vintersaga, Op. 18: En vintersaga (The Winter's Tale), Op. 18: IV. Epilogue
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Beatles Concerto Grosso No. 3: II. Eight Days a Week: Rondeau (in the style of J.S. Bach)
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Clarinet Quintet in A Major, K. 581: II. Larghetto
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Beatles Concerto Grosso No. 4: III. Goodnight
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Piano Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2, "Moonlight": I. Adagio sostenuto
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Gustav Adolf II, Op. 49: Gustav II Adolf, Op. 49: VII. Elegy
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Gammal fabodpsalm fran Dalarna (Old Pastoral Hymn from Dalecarlia) (arr. J. Johansson for orchestra): 2 Sentimental Romances, Op. 28: No. 1. Gammal fabodpsalm fran Dalarna (Old Pastoral Hymn
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Saeterjentens Sondag, "The Herd-girls' Sunday"
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3 Gymnopédies (arr. for flute and harp): Gymnopedie No. 3 (arr. for flute and harp)
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Stardust (arr. L. Kallin): Stardust (trans. L. Kallin)
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Sången, Op. 44: Sangen, Op. 44: Interlude
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Gammal Fabodpsalm Fran Dalarna (Old Pastoral Hymn From Dalecarlia)
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Moderen (The Mother), Op. 41, Fs 94: Taagen Letter (The Fog Is Lifting) (Arr. For Orchestra)
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5 Military Marches, Op. 39, "Pomp and Circumstance": Military March No. 1 in D Major, Op. 39, "Pomp and Circumstance"
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3 Marches militaires, Op. 51, D. 733: No. 1 in D Major (arr. P. Breiner): Military March No. 1 (arr. for orchestra)
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London Suite (London Everyday): III. Knightsbridge: March
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Ma mère l'oye, M. 60 : IV. Les entretiens de la belle et de la bête
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Toy Symphony: And Other Fun Classical Favourites
Music for the Royal Fireworks, HWV 351: IV. La Rejouissance
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Cassation in G Major "Toy Symphony": I. Allegro
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The Four Seasons: Violin Concerto in G Minor, Op. 8, No. 2, RV 315, "L'estate" (Summer): I. Allegro non molto
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The Nutcracker: Dance of the Toy Trumpets
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Ziehrer: Selected Dances and Marches, Vol. 4
Ziehrer: Selected Dances and Marches, Vol. 3
Mendelssohn: Midsummer Night's Dream, Opp. 21 and 61 (A)
Komzak I / Komzak Ii: Waltzes, Marches, and Polkas, Vol. 1
Herbert, V.: Babes in Toyland / The Red Mill
Ziehrer: Selected Dances and Marches, Vol. 2
Alkan: Piano Concerto, Op. 39 / Concerto Da Camera, Nos. 1-3
E. T. (Extra-Terrestrial): E.T. (The Extra-Terrestrial): Selection
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The Last Emperor: Main Theme (arr. P. Breiner)
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Cavalleria Rusticana: Intermezzo (Godfather III)
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Orphee aux enfers (Orpheus in the Underworld): Orpheus in the Underworld: Can-Can (Peter's Friend)
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Por una cabeza (Arr. P. Breiner for Orchestra)
Csikós Post (Arr. P. Breiner for Orchestra)
Ave Maria (Arr. P. Breiner for Orchestra)
Auld Lang Syne (Arr. P. Breiner for Orchestra)
Auld Lang Syne (Arr. P. Breiner for Orchestra) [Faster Version]
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Schindlers Liste: Thema (Schindlers Liste): Theme (Shindler's List)
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English Suite No. 2 in A Minor, BWV 807: Bourree (Schindler's List)
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Piano Sonata No. 11 in A Major, K. 331: III. Rondo alla turca (The Truman Show)
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Tannhauser, Act III: Begluckt darf nun dich, o Heimat, ich schauen ("Pilgrims' Chorus")
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Klavierkonzert Nr. 5 Es-Dur, Op. 73: Adagio un poco (Dead Poets Society)
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Water Music: Suite No. 1 in F Major, HWV 348: III. Allegro - IV. Andante - Allegro (Dead Poets Society)
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Adagio for Strings, Op. 11 (The Elephant Man)
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Romeo and Juliet Suite No. 2, Op. 64ter: I. Montagues and Capulets (excerpt)
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Jack-In-The-Box: A Collection of Amusing and Entertaining Works by Classical Composers
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Grande fantaisie et variations sur "Norma", Op. 12 (After Bellini)
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