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 0x1614e1449280be4ffb302fff6d2d330ef2b9fc70998f3c280cc5a714292c7822. Chain 2 (Bitcoin): anchored in block 953808 (2026-06-15T16:45:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f2086b04-45e1-4fca-a5fb-4515e787ecda.json and https://artists.proofprofile.net/proofs/artist/f2086b04-45e1-4fca-a5fb-4515e787ecda.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Goldberg: Complete Concertos für Harpsichord and Orchestra
Hassler & Scheidt: Variationen für Cembalo
Virtuoso Harpsichord Music (Sons of J. S. Bach)
Concerto grosso In B Minor, Op.3/10 , RV 580: 1. Allegro
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 0x0e5889d7b4751fa1eb72c192ef2091a2d002fbff9e744543dff4bd053551daef. Chain 2 (Bitcoin): anchored in block 957064 (2026-07-07T16:43:08Z), 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/DEF058902811.
Concerto grosso In B Minor, Op.3/10 , RV 580: 2. Largo - Larghetto - Largo
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Concerto grosso In B Minor, Op.3/10 , RV 580: 3. Allegro
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Vivaldi: Le quattro stagioni / Albinoni: Adagio / Corelli: Christmas Concerto
The Four Seasons, Spring, Violin Concerto in E Major, Op. 8/1, RV 269: I. Allegro non molto – Allegro
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The Four Seasons, Spring, Violin Concerto in E Major, Op. 8/1, RV 269: II. Largo e pianissimo sempre
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The Four Seasons, Spring, Violin Concerto in E Major, Op. 8/1, RV 269: III. Danza pastorale. Allegro
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The Four Seasons, Summer, Violin Concerto in G Minor, Op. 8/2, RV 315: I. Allegro non molto – Allegro
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The Four Seasons, Summer, Violin Concerto in G Minor, Op. 8/2, RV 315: II. Adagio e piano – Presto e forte
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The Four Seasons, Summer, Violin Concerto in G Minor, Op. 8/2, RV 315: III. Presto
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The Four Seasons, Autumn, Violin Concerto in F Major, Op. 8/3, RV 293: I. Allegro
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The Four Seasons, Autumn, Violin Concerto in F Major, Op. 8/3, RV 293: II. Adagio molto
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The Four Seasons, Autumn, Violin Concerto in F Major, Op. 8/3, RV 293: III. La caccia. Allegro
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The Four Seasons, Winter, Violin Concerto in F Minor, Op. 8/4, RV 297: I. Allegro non molto
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The Four Seasons, Winter, Violin Concerto in F Minor, Op. 8/4, RV 297: II. Largo
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The Four Seasons, Winter, Violin Concerto in F Minor, Op. 8/4, RV 297: III. Allegro
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Concerto grosso No. 8 in G Minor, Op. 6/8 "Christmas Concerto": I. Vivace – Grave – II. Allegro
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Concerto grosso No. 8 in G Minor, Op. 6/8 "Christmas Concerto": VI. Largo. Pastorale
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Peer Gynt Suite No. 2, Op. 55: IV. Solveig's Song - Recorded 1982
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Orfeo ed Euridice, Wq. 30, Act II: Dance of the Blessed Spirits. Andante - Melody - Da capo
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Ancient Airs & Dances, Suite III, P. 172: I. Italiana (Anonymous)
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Concerto for 2 Violins in A Minor, RV 523: II. Largo
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Serenade for Strings, Op. 48: III. Elegia. Larghetto elegiaco
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L'Arlésienne Suite No. 1, WD 40: III. Adagietto
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Herbert von Karajan - A Christmas Concert
Brass Ensemble of the Berlin Philharmonic Orchestra
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Cantiones Sacre (1620) - Eingerichtet für Blechbläser von Hans-Dieter Schwarz: No. 15 - "In dulci jubilo"
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Concerto grosso in G Minor, Op. 8 No. 6 "Christmas Concerto": I. Grave – Vivace – Adagio –
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Concerto grosso in G Minor, Op. 8 No. 6 "Christmas Concerto": III. Vivace
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": I. Largo – II. Grave
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": III. Vivace – Adagio
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": V. Largo andante
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": VI. Andante – Adagio
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": VII. Pastorale. Largo Andante
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Centenary Edition 1913 - 2013 Berliner Philharmoniker
Swan Lake Suite, Op. 20a: I. Scene "Swan Theme". Moderato
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Karajan Adagio - Music To Free Your Mind
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Gaîté parisienne (Arr. Rosenthal): Barcarolle - Recorded 1980
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Canon and Gigue in D Major, P. 37: Canon in D Major, P. 37/1 (Orch. Seiffert) - Recorded 1983
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Symphony No. 5: IV. Adagietto. Sehr langsam
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Peer Gynt Suite No. 1, Op. 46: II. The Death of Åse - Recorded 1982
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Romeo and Juliet, Fantasy Overture - TH.42: Romeo and Juliet, Fantasy Overture, TH 42, Love Theme
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Eine kleine Nachtmusik, K. 525: II. Romance. Andante
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Adagio in G Minor "Albinoni's Adagio" - Recorded 1983
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The Swan of Tuonela, Op. 22 No. 2 - Recorded 1984
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Serenade for Strings, Op. 48: III. Elegia. Larghetto elegiaco - Recorded 1980
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Prélude à l'après-midi d'un faune, CD 87a - Recorded 1985
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Madama Butterfly, Act II: Coro a bocca chiusa "Humming Chorus"
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Valse triste, Op. 44 No. 1 - Recorded 1984
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Orchestral Suite No. 3 in D Major, BWV 1068: II. Air "on the G String"
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Carmen Suite No. 1: III. Intermezzo (Entracte After Act II)
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Les Sylphides (Orch. Douglas): II. Nocturne No. 10 in A-Flat Major, Op. 32 No. 2
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Tristan und Isolde, Act III: Liebestod (Concert Version)
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12 Concertos, Op. 3 - "L'estro armonico" / Concerto No. 6 in A minor for Solo Violin, RV 356: 3. Presto
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Concerto for Violin and Strings in F, Op. 8, No. 3, R.293 "L'autunno": 3. Allegro (La caccia)
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Flautino Concerto in C, R.443: 3. Allegro molto
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12 Violin Concertos, Op. 8 "Il cimento dell'armonia e dell'inventione" / Concerto No. 2 in G Minor for solo violin, RV315 "L'Estate": III. Presto
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La stravaganza, Violin Concerto in G Major, RV 185, Op. 4 No. 7: IV. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 7 in F Major for 4 Violins, RV 567: 3b. Allegro
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Flute Concerto in G Minor, RV 439 "La notte": VI. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 4 in E Minor for 4 Violins, RV 550: IV. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 2 in G Minor for 2 Violins and Cello, RV 578: 2. Allegro
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Concerto for Strings and Continuo in G Major, RV 151 "Concerto alla Rustica": 1. Presto
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L'estro armonico, Concerto for 4 Violins in E Minor, RV 550, Op. 3 No. 4: II. Allegro assai
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Concerto for Strings and Continuo in D minor, RV 129: 2. Allegro
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Violin Concerto in F Minor, Op. 8, No. 4, RV 297 "L'inverno": II. Largo
Ensemble By Members Of Nhk Symphony Orchestra
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Mandolin Concerto In C, RV 425 - Transcr. for two guitars A. Lagoya: 3. Allegro
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Berliner Philharmoniker - The Christmas Album
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Gigue in D Major, P. 37/2 (Orch. Seiffert) - Recorded 1969
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Concerto grosso No. 12 in C Major, Op. 3/12 "Christmas Concerto": I. Largo (Pastorale per il Santissimo Natale)
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Concerto grosso No. 12 in C Major, Op. 3/12 "Christmas Concerto": II. Largo
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Concerto grosso No. 12 in C Major, Op. 3/12 "Christmas Concerto": III. Allegro
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The Nutcracker Suite, Op. 71a: IIa. March
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The Nutcracker Suite, Op. 71a: IIb. Dance of the Sugar Plum Fairy
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The Nutcracker Suite, Op. 71a: IIc. Russian Dance (Trepak)
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Canon and Gigue in D Major, P. 37: Gigue in D Major, P. 37/2 (Orch. Seiffert)
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Concerto for 4 Violins in F Major, Op. 3/7, RV 567 (L'estro armonico No. 7): II. Adagio
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Violin Concerto in D Major, RV 234 "L'inquietudine": I. Allegro
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Violin Concerto in D Major, RV 234 "L'inquietudine": II. Largo
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Violin Concerto in D Major, RV 234 "L'inquietudine": III. Allegro
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Vesperae solennes de confessore, K. 339: V. Laudate Dominum - Live
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Mass In C, K.317 "Coronation": 6. Agnus Dei - Live
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Concerto grosso No. 3 in E Minor, Op. 6/3, HWV 321: III. Allegro
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. [Allegro] - Recorded 1964
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In the bleak midwinter - Winter Classics
In the Bleak Midwinter - Arr. by Mack Wilberg
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Ave Maria, "Ellens Gesang III", D839 - Excerpt
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In The Bleak Midwinter (Arr. Amy Crankshaw for Solo Cello and Strings)
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The Nutcracker, Op. 71, TH 14 / Act 1: No. 2 March - Live at Walt Disney Concert Hall, Los Angeles / 2013
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Messiah - arranged by Christopher Dobrian / Massimo Paris: Hallelujah
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Ancient Airs & Dances, Suite III, P. 172: III. Siciliana (Anonymous)
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Concerto grosso No. 6 in G Minor, Op. 6/6, HWV 324: III. Musette. Larghetto
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Flute Concerto in G Minor, Op. 10/2, RV 439 "La notte": I. Largo – II. Fantasmi. Presto
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Flute Concerto in G Minor, Op. 10/2, RV 439 "La notte": III. Largo – IV. Presto
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Flute Concerto in G Minor, Op. 10/2, RV 439 "La notte": V. Il sonno. Largo – VI. Allegro
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Serenata notturna in D Major, K. 239: I. Marcia. Maestoso
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Serenata notturna in D Major, K. 239: II. Menuetto – Trio
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Serenata notturna in D Major, K. 239: III. Rondeau Allegretto – Adagio – Allegro
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Violin Concerto in E Major, RV 271 "L'amoroso": I. Allegro
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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai - Recorded 1964
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Orchestral Suite No. 2 in B Minor, BWV 1067: II. Rondeau
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Orchestral Suite No. 2 in B Minor, BWV 1067: III. Sarabande
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Orchestral Suite No. 2 in B Minor, BWV 1067: IV. Bourrée I-II
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Orchestral Suite No. 2 in B Minor, BWV 1067: VI. Menuet
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Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
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Orchestral Suite No. 3 in D Major, BWV 1068: IV. Bourrée
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Concerto grosso No. 12 in B Minor, Op. 6/12, HWV 330: V. Allegro
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Concerto grosso No. 7 in B-Flat Major, Op. 6/7, HWV 325: I. Largo
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Concerto grosso No. 9 in F Major, Op. 6/9, HWV 327: IV. Allegro
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Concerto grosso No. 8 in C Minor, Op. 6/8, HWV 326: III. Andante - Allegro
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Concerto grosso No. 11 in A Major, Op. 6/11, HWV 329: III. Largo e staccato
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Concerto alla rustica for Strings in G Major, RV 151: I. Presto
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Concerto alla rustica for Strings in G Major, RV 151: II. Adagio
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Concerto for Strings in D Minor, RV 129: II. Adagio – III. [Allegro]
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Concerto for 4 Violins in E Minor, Op. 3/4, RV 550 (L'estro armonico No. 4): III. Adagio
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Concerto for 4 Violins in F Major, Op. 3/7, RV 567 (L'estro armonico No. 7): III. Allegro
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Variations on a Rococo Theme, Op. 33: Introduction. Moderato quasi andante
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Variations on a Rococo Theme, Op. 33: Theme. Moderato semplice
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Variations on a Rococo Theme, Op. 33: Var. 1. Tempo della thema –
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Variations on a Rococo Theme, Op. 33: Var. 2. Tempo della thema
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Six German Dances, K.600: No. 5 in G (Trio: Der Kanarienvogel)
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Minuet in B Flat Major & Trio in E Flat Major, K15pp/qq
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Serenade in G Major, K. 525 "Eine kleine Nachtmusik": 1. Allegro
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Theme
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Var. 2
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Var. 5
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Var. 6
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Divertimento in B flat, K.270: 4. Presto
Bläservereinigung der Wiener Philharmoniker
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Andante And Five Variations For Piano Duet In G, K.501: Variation 4
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Andante And Five Variations For Piano Duet In G, K.501: Variation 5
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Suite No. 7 in B-Flat Major, HWV 440: III. Sarabande
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ecc541a0d2c897dfbe730e07d18575e8e5e77af055a1c478c932803370b2f6a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/DEF057001603.
Suite No. 8 in F Minor, HWV 433: I. Prélude
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Suite No. 8 in F Minor, HWV 433: II. Allegro
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Suite No. 8 in F Minor, HWV 433: III. Allemande
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Suite No. 8 in F Minor, HWV 433: IV. Courante
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Suite No. 8 in F Minor, HWV 433: V. Gigue
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Partita No. 3 in A Minor, BWV 827: I. Fantasia
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Partita No. 3 in A Minor, BWV 827: II. Allemande
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Partita No. 3 in A Minor, BWV 827: III. Corrente
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Partita No. 3 in A Minor, BWV 827: IV. Sarabande
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Partita No. 3 in A Minor, BWV 827: V. Burlesca
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Partita No. 3 in A Minor, BWV 827: VI. Scherzo
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Partita No. 3 in A Minor, BWV 827: VII. Gigue
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Sinfonia for Strings in B Minor, RV 168: I. Allegro
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Sinfonia for Strings in B Minor, RV 168: II. Andante
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Sinfonia for Strings in B Minor, RV 168: III. Allegro
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Partita No. 5 in G, BWV 829: 1. Praeambulum
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Partita No. 5 in G, BWV 829: 2. Allemande
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Partita No. 5 in G, BWV 829: 3. Corrente
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Partita No. 5 in G, BWV 829: 4. Sarabande
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Partita No. 5 in G, BWV 829: 5. Tempo di minuetto
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Partita No. 5 in G, BWV 829: 6. Passepied
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39f771507b7364f1f2164016903c5d013f0cb1b06d4c9384df248f6bb4b82913. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/NLA509106619.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccaa22d5bdbf7e30d6556cdcc17079a121d8a3c54092dcf0fb84ddce180c1779. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF057001581.
Violin Concerto in E Major, RV 271 "L'amoroso": II. Cantabile
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Violin Concerto in E Major, RV 271 "L'amoroso": III. Allegro
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Fantasia & Fugue in A Minor, BWV 944: I. Fantasia
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Fantasia & Fugue in A Minor, BWV 944: II. Fugue
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Suite No. 5 in E Major, HWV 430: I. Prélude
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Suite No. 5 in E Major, HWV 430: II. Allemande
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Suite No. 5 in E Major, HWV 430: III. Courante
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Suite No. 5 in E Major, HWV 430: IV. Air & 5 Variations "The Harmonious Blacksmith"
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Suite in B-Flat Major, HWV 434: IV. Minuet (Arr. Kempff for Piano)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60ef94cd15df708c98f4d0736d248b89c7fe5b8b095bc331c4b0b71d5e176323. Chain 2 (Bitcoin): anchored in block 957820 (2026-07-13T07:54:01Z), 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/NLA506601471.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53e6209cf214ee3e563771206210c21a1430f9687a3bd86c09b50de8e285accc. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/NLA506601472.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bf2c668ad0e466c77c2a5136ec5c6ec5f07c55c5ea826191d22293e94a88fc4. Chain 2 (Bitcoin): anchored in block 959118 (2026-07-22T10:01:58Z), 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/NLA506601473.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19bbaeaf824d382df99899c120f9ef907f376506cb6c4190384c9d2553889085. Chain 2 (Bitcoin): anchored in block 959152 (2026-07-22T16:23:52Z), 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/NLA506601474.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0932a0c5cb00137aa60b7e8a4bc249e7d06dcf3bdfcd00479dbad67ca6d314cb. Chain 2 (Bitcoin): anchored in block 959145 (2026-07-22T17:22:46Z), 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/NLA506601476.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x471cd4f4b19142ab4c0d182dbeebe15b3f811b7c64f82968a633fdb479648127. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/NLA506601479.
Vivaldi: Concerti "L'amoroso"; "Al Santo Sepolcro"; "L'inquietudine"; "Alla rustica"; "Madrigalesco"; "La notte"
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8af090d86bdde969e347ca6806ffc085ed64c08fb4a1a68734b3522dfac86ca. 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/DEF057001582.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf6c4de744db9503cb0eca787668c19f6aa076cb26b4d1961dd853886f71b858. 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/DEF057001583.
Sinfonia in B Minor, RV 169 "Al Santo Sepolcro": I. Adagio molto
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Sinfonia in B Minor, RV 169 "Al Santo Sepolcro": II. Allegro ma poco
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f79b5a3a54879db3842af48857f93343634d8bf9b31dce7f5da79c6a42183fd. 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/DEF057001601.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b9af50c2b6556e118c71b1eba16d4f262b3b5b3a47a1637c0d4540cdc5b5391. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF057001602.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ecc541a0d2c897dfbe730e07d18575e8e5e77af055a1c478c932803370b2f6a. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/DEF057001603.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33cba71f83879811587e4992eeb6998e4c6458f0c317f7b0c7b964f6aa2ce5d3. 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/DEF057001611.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86c6c6ebb064c1b066070253f6347bec3a6878453fd0148393c55341e9e1856d. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEF057001612.
Concerto for Strings in D Minor, RV 129: I. Adagio – Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9951ac9fcff6f72ffa4459093cb20f183753bc62cb0e28abd0635226c476c12c. Chain 2 (Bitcoin): anchored in block 959144 (2026-07-22T15:38:35Z), 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/DEF057001621.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7961fbde612c3035e998b70f703f14613a959ea0180652c0e8f5b3d68515ef23. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/DEF057001622.
Concerto for 2 Violins in A Minor, RV 523: I. Allegro molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83e427d1fd397e7be6161443ec7bc6247a546d0e804cbd63080f382b336d92c5. 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/DEF057001632.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd2cee1df345b6d5ebd77ca9b357c9385b72e555146ea683da1790239f2835b5. 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/DEF057001631.
Concerto for 2 Violins in A Minor, RV 523: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x247ae7efa43f7828f083453e143f18b0c32f67cbfeac3692457de4ff002fe310. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/DEF057001633.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeaa4f40f3db370bf0b956e001e012c955e608a8f27395b97627d0cfb99e92aa0. 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/DEF058300591.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x950e97e8df52aa988ebb9cbdda956665b90f85688605d8c2eb78d2c15620ae82. 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/DEF058300592.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7281e5bf62f805ac92e3f2163c4a517fae476b8177a6d0a7eb32dcb31799cd7e. 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/DEF058300593.
Albinoni: Adagio / Corelli: Christmas Concerto / Vivaldi: L'amoroso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a31fdd77e926d08869f2f1b7d2a24b4d31cb04f31d499981b16e4c01225950c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF056900860.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f72b4d947ebfaac2d44cdd5d860c85bfe5a12ba83c2d0ee4161d0f868aaa0b4. 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/DEF057000852.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaec5a29915b60a2587263b8cefe091208e16d2e038580ca73bbdb6b8f84fee86. 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/DEF057000855.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33cba71f83879811587e4992eeb6998e4c6458f0c317f7b0c7b964f6aa2ce5d3. 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/DEF057001611.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86c6c6ebb064c1b066070253f6347bec3a6878453fd0148393c55341e9e1856d. 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/DEF057001612.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8af090d86bdde969e347ca6806ffc085ed64c08fb4a1a68734b3522dfac86ca. 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/DEF057001582.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf6c4de744db9503cb0eca787668c19f6aa076cb26b4d1961dd853886f71b858. 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/DEF057001583.
Canon in D Major, P. 37/1 (Orch. Seiffert) - Recorded 1969
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9d47aac97ef81f64dbf50b869b184e82c2cc14be24a8ba756748751f0bd52f2. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/DEF056900871.
Gigue in D Major, P. 37/2 (Orch. Seiffert)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2f998b8ff7bd575c2d87bcbee562a870a1e4a671daf94e3c61abcaee1bc0622. 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/DEF056900872.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc12e0a75d3bd51c2cef2f638a5570ea87585ea90cf152cd25c15d4e9aaef7af3. Chain 2 (Bitcoin): anchored in block 957050 (2026-07-07T14:41:13Z), 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/DEF057000861.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c806dfeaee3a0aef57b84871d0e953b30218fdce7cb1c0c9a799770cb15080c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF057000862.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc20ae70cd0b9ac59b5b20abbce46f9425399af85afe61758c1893866d4445ad7. 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/DEF057000863.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9d47aac97ef81f64dbf50b869b184e82c2cc14be24a8ba756748751f0bd52f2. 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/DEF056900871.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5d81d83acf86e84cd1f90f01eae54b5a1848e0a12890298e6a5b123ef88ff33. 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/DEF057000871.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc12e0a75d3bd51c2cef2f638a5570ea87585ea90cf152cd25c15d4e9aaef7af3. 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/DEF057000861.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c806dfeaee3a0aef57b84871d0e953b30218fdce7cb1c0c9a799770cb15080c. 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/DEF057000862.
Serene Spirits - Divine Harmonies for Mind and Soul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8c49cfc5c4c7d441b9332f248105836c8fbc4d02eaf7f4466c2c495e43ab866. 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/DEF058902740.