Franciscus ("Frans") Jozef Brüggen (30 October 1934 – 13 August 2014) was a Dutch conductor, recorder player and baroque flautist. Biography Born in Amsterdam, Brüggen was the youngest of the nine ch
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 0xddc5bc5b2b4266fc3ff7329d90c0f3f638922ba70884cc1cb8510676559d42e0. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ef94f2f6-b1aa-43f2-994d-d7c1ce1143fa.json and https://artists.proofprofile.net/proofs/artist/ef94f2f6-b1aa-43f2-994d-d7c1ce1143fa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Recorder Music on Original Instruments: Parcham, van Eyck, Lœillet, Dieupart & Telemann
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 0xd62120ba5bf954fd15958d8fb158ecfd971198b858eba25f1d9cf0e5a91b94b2. 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/DEA806500900.
van Eyck: Der fluyten lust-hof, Vol. I: No. 56, Pavane lachryme: Modo 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75d22b07e3c4488ce2517db1fcae340a822bd7fbbbb9d855d32c21f5544e1cbc. 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/DEA806501002.
van Eyck: Der fluyten lust-hof, Vol. I: No. 56, Pavane lachryme: Modo 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86f7136dc38193208f08745e71a3d9f3ea86af63097c40a6b806c3f149041517. 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/DEA806501003.
Lœillet of Ghent: Recorder Sonata in C Minor, Op. 2 No. 5: I. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa67ba3aa162f09f193b9e0072dd92a9a933b8cad5ea1f23d3660f674bb55d17e. 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/DEA806501101.
Lœillet of Ghent: Recorder Sonata in C Minor, Op. 2 No. 5: III. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf0fa09c06a5ae12b7e63235846c55b0abc40f4b4bf568391dfb6fb95a40b420. 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/DEA806501103.
Dieupart: Harpsichord Suite No. 5 in G Major: I. Ouverture (Version With Recorder)
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Dieupart: Harpsichord Suite No. 5 in G Major: II. Allemande (Version With Recorder)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8da48a3e38ef7ac689ad6f25f70205fdf5097957c7fbcc5daef2a51cbecac554. 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/DEA806501202.
Dieupart: Harpsichord Suite No. 5 in G Major: III. Courante (Version With Recorder)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fbb035a936d44d6a962ee8dcc9158072dd7bc153ed9a9d0ad37fb986e583c45. 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/DEA806501203.
Dieupart: Harpsichord Suite No. 5 in G Major: IV. Sarabande (Version With Recorder)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x275c7dd9edfe96c95d642656a62d3de0e7e6c28f8c2f50e270a8f669ea3861b0. 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/DEA806501204.
Dieupart: Harpsichord Suite No. 5 in G Major: VII. Gigue (Version With Recorder)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7be6a18904ce62b5b2c1c042ffda07ca82186b51c94bbc62f818b595c3d0a1b6. 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/DEA806501207.
Telemann: Fantasia for Recorder in F-Sharp Minor, TWV 40:11: I. A tempo giusto
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Telemann: Fantasia for Recorder in F-Sharp Minor, TWV 40:11: III. Moderato
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Telemann: Fantasia for Recorder in A Major, TWV 40:2: I. Vivace
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Telemann: Fantasia for Recorder in D Major, TWV 40:8: I. Alla francese
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a8199f00989e5c37f326bcce5e798d975e87a73b40b9b7776143dd434ceacf0. 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/DEA809305288.
van Eyck: Der fluyten lust-hof, Vol. I: No. 56, Pavane lachryme: Pavane lachryme
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
van Eyck: Der fluyten lust-hof, Vol. I: No. 56, Pavane lachryme: Modo 4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x788e2672ffd4df0abe4473b1e07d9a41083fd9114c13e776502aceff3fb5b780. Chain 2 (Bitcoin): anchored in block 960370 (2026-07-31T08:38:45Z), 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/DEA806501004.
Lœillet of Ghent: Recorder Sonata in C Minor, Op. 2 No. 5: II. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88f55cb77d4dd2116fb3ab7cb3871f74933bd45437e1a95011a5ec7e9f1f720c. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), 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/DEA806501102.
Lœillet of Ghent: Recorder Sonata in C Minor, Op. 2 No. 5: IV. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5620301e1e17ebac0b2da8b15ddd4eeda3d726fccc4cbf2c5fa173849201cd7. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), 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/DEA806501104.
Dieupart: Harpsichord Suite No. 5 in G Major: V. Gavotte (Version With Recorder)
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Dieupart: Harpsichord Suite No. 5 in G Major: VI. Menuet en rondeau (Version With Recorder)
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Telemann: Fantasia for Recorder in F-Sharp Minor, TWV 40:11: II. Presto
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Telemann: Fantasia for Recorder in A Major, TWV 40:2: II. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x411a8734cb90bfc58154eece899df7108c4459a1bdfb2b12ddaea4c584380df4. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/DEA809305278.
Telemann: Fantasia for Recorder in D Major, TWV 40:8: II. Presto
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Beethoven: Piano Concerto No. 4 in G Major, Op. 58 (Live)
Schumann: Symphony No. 4 in D Minor, Op. 120 (Revised Version) [Live at Vredenburg, Utrecht, 8/30/2003]
Schubert: Symphony No. 9 in C Major, D. 944 "Die Große" (Live at Ozawa Hall, Tanglewood, 8/21/2007)
Clarinet Concerto in A major, K. 622: I. Allegro
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Horn Concerto in E-Flat Major, K. 447: I. Allegro
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Brahms: Violin Concerto in D Major, Op. 77 (Live in Utrecht, 9/30/2003)
J.S. Bach: Orchestral Suite No. 1 in C Major, BWV 1066 (Live in Groningen, 10/14/2012)
Teleman, Loeillet & Others: Recorder Works
Acante et Céphise (Orchestral Excerpts): Ouverture
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Acante et Céphise (Orchestral Excerpts): Gavottes
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Acante et Céphise (Orchestral Excerpts): Contre-danse
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Acante et Céphise (Orchestral Excerpts): Menuets [2]
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Les fêtes d'Hébé (Orchestral Excerpts): Contredanse
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Acante et Céphise (Orchestral Excerpts): Air. Mouvement de chaconne vive
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Acante et Céphise (Orchestral Excerpts): Musette tendre
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Acante et Céphise (Orchestral Excerpts): Tambourins
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Acante et Céphise (Orchestral Excerpts): Loure
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Acante et Céphise (Orchestral Excerpts): Musette gracieuse en rondeau
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Acante et Céphise (Orchestral Excerpts): Menuets [1]
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Acante et Céphise (Orchestral Excerpts): Air gracieux pour les génies et fées
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0af7c0fa4254c4965d514415d1ebb6811ecaeb354afc3fcb0b1bd5a5fe1e257. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/ES7899800410.
Acante et Céphise (Orchestral Excerpts): Air vif pour les esprits acriens
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5982a6e60d81d9428e08ea1ff8c8338b8b8e44145f6e98a076ac2765300bf7a3. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/ES7899800411.
Acante et Céphise (Orchestral Excerpts): Menuets un peu lents avec tambourin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb911618394c13feedb204f1f108ed04a4369fd6f3e5f89db1cbb76f0af5e1376. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/ES7899800415.
Les fêtes d'Hébé (Orchestral Excerpts): Ouverture
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Les fêtes d'Hébé (Orchestral Excerpts): Air gracieux pour Zéphire et les Graces
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Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
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Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. Allegro
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Brandenburg Concerto No. 3 in G Major, BWV 1048: I. Allegro
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio
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Brandenburg Concerto No. 1 in F Major, BWV 1046: I. Allegro
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Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
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Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto
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Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: I. Allegro
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: III. Allegro
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Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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Recorder Concerto in F Major: I. Allegro
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Recorder Concerto in C Major, RV 443: I. Allegro
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Recorder Concerto in C Major, RV 443: II. Largo
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Recorder Concerto in C Major, RV 443: III. Allegro molto
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Recorder Sonata in C Major, TWV 41:C5: I. Adagio - Allegro
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Beethoven: Symphony No. 9, Op. 125 "Choral"
Beethoven: Complete Symphonies; Violin Concerto; Prometheus
Symphony No. 2 in D, Op. 36: 4. Allegro molto - Live In Utrecht
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Mendelssohn: Symphonies Nos. 3, 'Scottish' and 4, 'Italian'
Beethoven: The Symphonies (Live from Rotterdam, 2011)
Les Indes Galantes, Castor et Pollux – Suite (Audior)
Mass in B Minor, BWV 232: Kyrie eleison (Chorus)
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Mass in B Minor, BWV 232: Credo in unum Deum (Chorus)
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Mass in B Minor, BWV 232: Gloria in excelsis Deo (Chorus)
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Mass in B Minor, BWV 232: Et incarnatus est (Chorus)
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Mass in B Minor, BWV 232: Et in terra pax (Chorus)
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Mass in B Minor, BWV 232: Et resurrexit (Chorus)
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Mass in B Minor, BWV 232: Gratias agimus tibi (Chorus)
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Mass in B Minor, BWV 232: Domine Deus (Soprano 1, Tenor)
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Mass in B Minor, BWV 232: Qui tollis peccata mundi (Chorus)
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Mass in B Minor, BWV 232: Aria: Qui sedes ad dextram Patris (Alto)
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Mass in B Minor, BWV 232: Sanctus (Chorus)
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Mass in B Minor, BWV 232: Dona nobis pacem (Chorus)
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Mass in B Minor, BWV 232: Duet: Christe eleison (Soprano 1, Soprano 2)
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Mass in B Minor, BWV 232: Credo in unum Deum, Patrem omnipotentem (Chorus)
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Mass in B Minor, BWV 232: Duet: Et in unum Dominum (Soprano 1, Alto)
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Mass in B Minor, BWV 232: Crucifixus (Chorus)
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Mass in B Minor, BWV 232: Aria: Laudamus te (Soprano 2)
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Mass in B Minor, BWV 232: Aria: Et in Spiritum Sanctum Dominum (Bass)
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Mass in B Minor, BWV 232: Confiteor unum baptisma (Chorus)
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Mass in B Minor, BWV 232: Et expecto resurrectionem mortuorum (Chorus)
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Mass in B Minor, BWV 232: Aria: Quoniam tu solus Sanctus (Bass)
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Mass in B Minor, BWV 232: Osanna in excerlsis (Chorus)
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Mass in B Minor, BWV 232: Cum Sancto Spiritu (Chorus)
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Mass in B Minor, BWV 232: Aria: Benedictus (Tenor)
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Mass in B Minor, BWV 232: Osanna in excerlsis (Chorus da capo)
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Mass in B Minor, BWV 232: Aria: Agnus Dei (Alto)
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Haydn, J.: 7 Letzten Worte Unseres Erlosers Am Kreuze (Die) (The 7 Last Words)
Die 7 letzten Worte unseres Erlosers am Kreuze (The 7 Last Words), Hob.XX:1A (version for orchestra): Introduction: Maestoso ed adagio
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Die 7 letzten Worte unseres Erlosers am Kreuze (The 7 Last Words), Hob.XX:1A (version for orchestra): Sonata 1: Pater, dimitte illis, non enim sciunt, quid faciunt
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Die 7 letzten Worte unseres Erlosers am Kreuze (The 7 Last Words), Hob.XX:1A (version for orchestra): Sonata 3: Mulier, ecce filius tuus, et tu, ecce mater tua!
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Haydn Symphonien Nr. 45, Nr. 48 & Nr. 49 (Audior)
Mozart, W.A.: Violin Concertos Nos. 1-5 / Sinfonia Concertante, K. 364
Haydn: Symphonies - Sturm und Drang, Paris & London
Symphony in G, H.I No. 47: 3. Menuet al Roverso
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Symphony in G, H.I No. 47: 4. Finale (Presto assai)
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Symphony in B, H.I No. 46: 4. Finale. Presto e scherzando
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Symphony in D minor, H.I No. 26 -"Lamentations": 2. Adagio
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Symphony in F minor, H.I No. 49 -"La passione": 2. Allegro di molto
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Symphony in G, H.I No. 47: 2. Un poco adagio
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Symphony in D minor, H.I No. 26 -"Lamentations": 1. Allegro assai con spirito
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Symphony in F minor, H.I No. 49 -"La passione": 1. Adagio
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Symphony in F minor, H.I No. 49 -"La passione": 3. Menuet
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Mozart, W.A.: Requiem in D Minor / Maurerische Trauermusik / Adagio in B-Flat Major
Requiem in D Minor, K. 626: Kyrie eleison
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Requiem in D Minor, K. 626: Sequence: I. Dies irae
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Requiem in D Minor, K. 626: Sequence: V. Confutatis maledictis
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Requiem in D Minor, K. 626: Sequence: VI. Lacrimosa dies illa
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Requiem in D Minor, K. 626: Offertory: I. Domine Jesu Christe
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Masonic Funeral Music, K. 477: Maurerische Trauermusik (Masonic Funeral Music), K. 477
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Requiem in D Minor, K. 626: Introit: Requiem aeternam
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Requiem in D Minor, K. 626: Sequence: II. Tuba mirum
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Requiem in D Minor, K. 626: Sequence: III. Rex tremendae majestatis
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Requiem in D Minor, K. 626: Sequence: IV. Recordare, Jesu pie
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Requiem in D Minor, K. 626: Offertory: II. Hostias et preces
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Mozart, W.A.: Clarinet Concerto in A Major / La Clemenza Di Tito / Adagio in B-Flat Major / Maurerische Trauermusik (Orchestra of the 18Th Century)
Mozart: Clarinet Concerto in A Major, K. 622, Adagio in B-Flat Major, K. 411, Maurerische Trauermusik, K. 477
Haydn: Symphonies Nos. 88 & 89; Sinfonia Concertante In B Flat Major
J.S. Bach: Oboe d'amore Concerto in A Major, BWV 1055R (Live in Groningen, 10/14/2012)
Wolfgang Amadeus Mozart: Schatten ung licht: Chapter 2: Salzburgs Glanz und Wolfgangs Gloria (1765-1769)
Südwestdeutsches Kammerorchester Pforzheim
Carl Philipp Emanuel Bach Chamber Orchestra
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Wolfgang Amadeus Mozart: Schatten ung licht: Chapter 4: Im Tanzmeisterhaus (1773-1777)
Camerata Academica des Mozarteum Salzburg
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Wolfgang Amadeus Mozart: Schatten ung licht: Chapter 5: Fort mir dir nach Paris! (1777-1779)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x292739b308b33d0d87ec4632db97d0b9f69bc7cd6e0e0792c943fa42350eeb2a. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/NLE422438908.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x342aa36a4626862a0e3a638c2df77cf754a2a70b55cd0609fa2320cd8b483b80. 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/NLE422438909.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25ad359680bd5ed0145e5d9b388f3ea609d3aa14854c7f5f1fd6d04cce6909f4. 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/NLE422438910.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2540ed59539dc43bc436b602779d84cdeecef8b18ff2fdb186f422bccfbdcf35. 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/NLE422438911.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef9f714d897426b426ee9ad25d2b7820ed9edb16f8c15cdfde130779451975cf. 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/NLE422438912.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x525a73e2a08f8c90cf7f96bf85f52cd3c9af69b9c3f8a5abde07a283b06f7fcb. Chain 2 (Bitcoin): anchored in block 960266 (2026-07-30T14:44:50Z), 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/NLE422438907.
Les Boréades, RCT 31, Act IV Scene 4: Entrée d'Abaris
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcf9509be757643dc85828173a57fa226b72c8720a2228e8afea8367407f375f. Chain 2 (Bitcoin): anchored in block 960207 (2026-07-30T04:47:22Z), 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/NLE422438913.
Symphony No. 40 In G Minor, K.550: 1. Molto allegro - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6367f873708fa864fc02ad88631ea5eab2d2a01a2f80d2f13f9513466301323d. 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/NLA508513509.