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 0x8b6b92720d5170b21693433cb9a82c6b933da7581f0d25d1b2af950420224ee4. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d07f33fc-b763-493f-a75f-6eb5dd64cda4.json and https://artists.proofprofile.net/proofs/artist/d07f33fc-b763-493f-a75f-6eb5dd64cda4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Overture (Suite) No. 3 in D Major, Bwv 1068: Ii. Air
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 0x0382242ac8182259c2398d357dab3278520f46cf8576c8bc4bda5aefa7c5f8dd. 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/HKI199911316.
Cello Suite No. 1 in G Major, Bwv 1007 (arr. J. McFadden for guitar): Iv. Sarabande
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bf1e6da7e944a8fd5dcc1b46a54b8f7afc432e1e038ddfcf88f47787ab39bd2. 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/HKI191955404.
The Well-tempered Clavier, Book 1, Bwv 846-869: Prelude and Fugue No. 1 in C Major, Bwv 846
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d7c90fa16a4d55d32b7b61551e6406246585754d5ec743da8a51c1fdd9261eb. 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/HKI199708001.
Herz und Mund und Tat und Leben, Bwv 147
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x566ae1b5bc095cedaa144a7807fcfe0614423f7dc24816da7571a4678301a6c8. 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/HKI199207618.
Sonata No. 3 for Violin and Harpsichord in E Major, Bwv 1016: Iii. Adagio ma non tanto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72688272a8937b490ed8769eee920905ff43b69162cbe457fc0f10fa3bf08178. 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/HKI199910511.
Two Harpsichords Concerto in C Minor, Bwv 1060: Ii. Largo ovvero Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a8a076876c1d416fb29b16e4dc8b7a0777a727c76896bd2032af660f8209bcf. 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/HKI199648702.
Brandenburg Concerto No. 2 in F Major, Bwv 1047: Ii. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5d4e6ccb8ba4fc44cc73fc1967a26c1223a73a3b3f8353d9986bea23e60f75e. 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/HKI199911106.
Cello Suite No. 1 in G Major, Bwv 1007: I. Prelude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe74d69aa25b7dfef36059cb37cba6eed97e66028d717ed6fef111ad2360517bb. 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/HKI190446501.
Two Harpsichords Concerto in C Minor, Bwv 1062: Ii. Andante e piano
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6febb09e2645b62579de3bbe951f851967b8857c720f75ce51fceb6b652c714. 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/HKI199648708.
Sonata No. 1 for Violin and Harpsichord in B Minor, Bwv 1014: Iii. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2df950babc9e43bb4f64048fcea7aa4cb71af3517f5ff060f6b3a29832ef223. 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/HKI199910503.
Keyboard Concerto in D Major, Bwv 1054: Ii. Adagio e piano sempre
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cd94cdedaa1fd1d38ab6985d9e7e6a9b7e9c79decacfee031054980527e1c46. 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/HKI199910902.
Toccata, Adagio and Fugue in C Major, Bwv 564: Ii. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7924f6335e9cd5dd536c93eec9bac99d193872a4d08c7e65b07d4d02b0189e4. 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/HKI199628008.
Keyboard Concerto in D Minor, Bwv 1052: Ii. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1eac3cb7d4c0559ecb6b6330ff9607af75e6ba90d38694e119d0991889096efd. 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/HKI199910802.
Brandenburg Concerto No. 4 in G Major, Bwv 1049: Ii. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74d7849c5630e7a5951e835b50288d51b8190fe14fe5def350baee19f39dc671. 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/HKI199911202.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35edb3f1b4ae94b5582455b7b14e5f6b5c9dff0dede0065882612849f0bb0ddb. 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/HKI190423201.
Capriccio sopra la lontananza del suo fratello dilettissimo, Bwv 992: Iii. Adagissimo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc3ac5e83e032821898adad4cb8eed0c65a42eb64867c5952f7e288e4438d4b8. 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/HKI199279116.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0382242ac8182259c2398d357dab3278520f46cf8576c8bc4bda5aefa7c5f8dd. 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/HKI199911316.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x566ae1b5bc095cedaa144a7807fcfe0614423f7dc24816da7571a4678301a6c8. 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/HKI199207618.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a8a076876c1d416fb29b16e4dc8b7a0777a727c76896bd2032af660f8209bcf. 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/HKI199648702.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d7c90fa16a4d55d32b7b61551e6406246585754d5ec743da8a51c1fdd9261eb. 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/HKI199708001.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bf1e6da7e944a8fd5dcc1b46a54b8f7afc432e1e038ddfcf88f47787ab39bd2. 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/HKI191955404.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe74d69aa25b7dfef36059cb37cba6eed97e66028d717ed6fef111ad2360517bb. 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/HKI190446501.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6febb09e2645b62579de3bbe951f851967b8857c720f75ce51fceb6b652c714. 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/HKI199648708.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2df950babc9e43bb4f64048fcea7aa4cb71af3517f5ff060f6b3a29832ef223. 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/HKI199910503.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7924f6335e9cd5dd536c93eec9bac99d193872a4d08c7e65b07d4d02b0189e4. 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/HKI199628008.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35edb3f1b4ae94b5582455b7b14e5f6b5c9dff0dede0065882612849f0bb0ddb. 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/HKI190423201.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1eac3cb7d4c0559ecb6b6330ff9607af75e6ba90d38694e119d0991889096efd. 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/HKI199910802.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa81ba7a0c9a2acaca1749c68c92a73a698e9c0d7897ae0699ae0b945538d569b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/HKI199925401.
Fidelio, Op. 72, Act II: Introduction and Aria. Gott! Welch' Dunkel hier! (Florestan)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ac1871ca0f9cbfd20e0065b01bc84e63ae0b0c2b345a2da0e26f6352189d801. 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/HKI199925501.
Fidelio, Op. 72, Act I: Duet. Jetzt, Schatzchen, jetzt sind wir allein (Jaquino, Marzelline)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68fb3d92e4f39d05fd1cceaf477c0b7fb057222e81ae982002e653a9bd93b2ff. 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/HKI199925402.
Fidelio, Op. 72, Act I: Aria. O war' ich schon mit dir vereint (Marzelline)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa7ee0a21a2f4be442b855a5310c372ce93f496415cd8d20b6c7ea111950cb8b. 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/HKI199925404.
Fidelio, Op. 72, Act II: Terzetto. Euch werde Lohn in bessern Welten (Florestan, Rocco, Leonore)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d1c6e1383ccf9ff55d19ab5cfe167f34c9337806406398e6acdc129afddbbd9. 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/HKI199925504.
Fidelio, Op. 72, Act I: Quartet: Mir ist so wunderbar (Marzelline, Leonore, Rocco, Jaquino)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bcbf5a4f2156fa589683ad70855550b3216928068f2b56d00c4462be88c516d. 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/HKI199925406.
Fidelio, Op. 72, Act II: Quartet: Er sterbe! (Pizarro, Florestan, Leonore, Rocco)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52d02555823dbfc4ed438535e68771a506aca2c09fa6e22a4287f2484e4810d0. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-21T21:29:31Z), 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/HKI199925506.
Fidelio, Op. 72, Act I: Aria. Hat man nicht auch Gold beineben (Rocco)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf07cf7e6f0bc9f546e72b6d0b4d350a1eeb75ac1d0a585f9cd055fba8da243b. 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/HKI199925408.
Fidelio, Op. 72, Act II: Finale. Heil! Heil sei dem Tag! (People and Prisoners)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9ba3f8429e3b4b0eca56278c5b6b6211488bc78173f031859148f63c9882171. 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/HKI199925508.
Fidelio, Op. 72, Act I: Terzetto. Gut Sohnchen, gut (Rocco, Leonore, Marzelline)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f14bb8c9a2e6ff18d2d8ca72249e25b23ee887c36e54a9137e0c5919da89487. 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/HKI199925410.
Fidelio, Op. 72, Act II: Wer ein holdes Weib errungen (People and Prisoners, Florestan, Leonore, Marzelline, Jaquino, Rocco, Don Fernando)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35dcb36ac6a6bb8221a80a3a344bc42ce10e643611a76cf2accf322ac617c590. 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/HKI199925510.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfaf1316989cf8a84a744b1daf7a70129e7435ba8b88cf32201f14f57ab7a6e01. 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/HKI199925411.
Fidelio, Op. 72, Act I: Aria and Chorus. Ha! Welch ein Augenblick! (Pizarro, the Watch)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x964bdbfe6c3a10688564966fb29a4112b7c5d2ba63e48a1e9922ea22206ab77b. 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/HKI199925413.
Fidelio, Op. 72, Act I: Duet. Jetzt, Alter, jetzt hat es Eile! (Pizarro, Rocco)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42b60343640a20b01ee36f6b14f77b18e8c76126c8ea30bef1656ee771cf0b0b. 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/HKI199925415.
Fidelio, Op. 72, Act I: Dialogue: Marzelline! Marzelline!! (Jaquino, Marzelline, Rocco, Leonore)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda7da5653f100db2098ef7ba9105908b17e024aa111f4473f554f307ce2c9d2a. 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/HKI199925417.
Fidelio, Op. 72, Act I: Finale. O welche Lust (Chorus of Prisoners)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdbd42ecf3d6dd47299fc8e4c7062515353844daaf0fdeaf15f86fb55eeeeb7c. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-21T16:57:15Z), 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/HKI199925418.
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Lohengrin, Act III: Wedding March - Arr. For Organ
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The 4 Seasons: Violin Concerto In F minor, Op. 8, No. 4, RV 297, "L'Inverno" (Winter): The 4 Seasons: Violin Concerto In F Minor, Op. 8, No. 4, RV 297, "L'inverno" (Winter): II. Largo
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Overture (Suite) No. 3 In D major, BWV 1068: Air On A G String, BWV 1068
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Sonata A 5: Sonata A 5 In D Major: I. Andante
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Te Deum, H. 146 (Arr. For Organ): Te Deum, H. 146: Prelude (Arr. For Organ)
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String Quintet In E major, Op. 11, No. 5, G. 275 : String Quintet In E Major, G. 275: III. Minuetto
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Organ Symphony No. 5 in F minor, Op. 42, No. 1: Organ Symphony No. 5: Toccata
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Suite Bergamasque : Suite bergamasque: III. Clair De Lune
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3 Gymnopedies (Arr. For Flute And Harp): Gymnopedie No. 1 (Arr. For Flute And Harp)
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2 Arabesques (Arr. For Flute And Harp): Arabesque No. 1 (Arr. For Flute And Harp)
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Carmen (Arr. For Flute And Harp): Carmen: Entr'acte To Act III (Arr. For Flute And Harp)
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Herz Und Mund Und Tat Und Leben, BWV 147: Chorale: Jesus Bleibet Meine Freude (Jesu, Joy Of Man's Desiring)
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Anna Magdalena Notenbuch (Clavier-Buchlein III): Bist Du Bei Mir, BWV 508 (Attrib. G.H. Stolzel)
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Serse (Xerxes), HWV 40, Act I: Ombra Mai Fu, "Largo"
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Rinaldo, HWV 7, Act II Scene 4: Lascia Ch'io Pianga (Let me Lament)
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Ellen's Gesang III (Ave Maria!), Op. 56, No. 6, D. 839, "Hymne An Die Jungfrau"
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Rossini: The Barber of Seville (Highlights)
Il barbiere di Siviglia (The Barber of Seville): Overture
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Il barbiere di Siviglia (The Barber of Seville): Act I Cavatina: Largo al factotum della citta (Figaro)
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Il barbiere di Siviglia (The Barber of Seville): Act I Duetto: All'idea di quel metallo (Figaro, Conte)
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Il barbiere di Siviglia (The Barber of Seville): Act I Cavatina: Una voce poco fa (Rosina)
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Il barbiere di Siviglia (The Barber of Seville): Act I Aria A un dottor della mia sorte (Bartolo)
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Il barbiere di Siviglia (The Barber of Seville): Act I Finale: Fredda ed immobile
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Il barbiere di Siviglia (The Barber of Seville): Act II Aria: Il vecchiotto cerca moglie (Berta)
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Il barbiere di Siviglia (The Barber of Seville): Act II Terzetto: Ah! qual colpo inaspettato! (Rosina, Figaro, Conte)
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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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The Nutcracker Suite, Op. 71a: VIII. Waltz of the Flowers
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Lakmé: Blumenduett (Lara Croft Tomb Raider): Lakme, Act I: Dome epais, "Flower Duet"
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In Memoriam - Classical Music and Readings for Funerals
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Holy Sonnet – Death, be not proud: Death, be not proud
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Christmas Oratorio, BWV 248: Jauchzet, frohlocket, auf, preiset die Tage! (Chorus)
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12 Hours of Christmas - A Day of Classical Christmas Music
Serenade No. 13 in G Major, K. 525, "Eine kleine Nachtmusik": I. Allegro
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Symphony No. 40 in G Minor, K. 550: I. Molto allegro
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Symphony No. 25 in G Minor, K. 183: I. Allegro con brio
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Piano Concerto No. 23 in A Major, K. 488: II. Adagio
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Symphony No. 38 in D Major, K. 504, "Prague": III. Finale: Presto
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Christmas Oratorio (Weihnachtsoratorium), BWV 248, Part II: Sinfonia
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Brandenberg Concerto No. 1 In F Major, BWV 1046: II. Adagio
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Serenade No. 10 in B-Flat Major, K. 361, "Gran Partita": IV. Adagio
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Serenade No. 6 in D Major, K. 239, "Serenata Notturna": I. Marcia: Maestoso
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Classical Masterpieces of the Millennium
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50 of the Best: Classical Music for Christmas
Herz und Mund und Tat und Leben, BWV 147: Jesu bleibet meine Freude
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Cello Suite No. 1 in G Major, BWV 1007: I. Prelude
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Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
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Swan Lake, Op. 20A, Act IV: By the Lake: Finale: Prince Siegfried Begs Odette's Forgiveness, Breaks Rotbart's Spell and Is United with Odette
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Le nozze di Figaro, K. 492, Act II: "Voi che sapete"
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The Barber of Seville, Act I: "Largo al factotum"
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Orfeo ed Euridice, Wq. 30, Act II, Scene 2: Ballo. Andante "Dance of the Blessed Spirits"
Südwestdeutsches Kammerorchester Pforzheim
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Carmen, WD 31, Act I: Habanera. "L'amour est un oiseau rebelle"
Bulgarian National Radio Symphony Orchestra
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La traviata, Act I: "Libiamo ne'lieti" (Brindisi )
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Pearl Fishers and Other Famous Operatic Duets
Lakmé: Blumenduett (Lara Croft Tomb Raider): Lakme: Dome epais, le jasmin
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Madame Butterfly, 1. Akt: Vogliatemi bene (Mona Lisa): Madama Butterfly: Viene la sera
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Herz und Mund und Tat und Leben, BWV 147: Chorale. Jesus bleibet meine Freude
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Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
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Sherlock Holmes: A Game of Shadows (Original Motion Picture Soundtrack) [Deluxe Version]
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Ein feste Burg ist unser Gott, BWV 80: Aria and Chorale: Alles, was von Gott geboren (Bass, Soprano)
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Ein feste Burg ist unser Gott, BWV 80: Recitative: Erwage doch, Kind Gottes, die so grosse Liebe (Bass)
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Ein feste Burg ist unser Gott, BWV 80: Aria: Komm in mein Herzenshaus (Soprano)
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Herz und Mund und Tat und Leben (Chorus)
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Herz und Mund und Tat und Leben, BWV 147: Aria: Schame dich, o Seele, nicht (Alto)
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Herz und Mund und Tat und Leben, BWV 147: Aria: Bereite dir, Jesu, noch itzo die Bahn (Soprano)
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Herz und Mund und Tat und Leben, BWV 147: Chorale: Wohl mir, dass ich Jesum habe (Chorus)
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Herz und Mund und Tat und Leben, BWV 147: Aria: Hilf, Jesu, hilf, dass ich auch dich bekenne (Tenor)
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Herz und Mund und Tat und Leben, BWV 147: Chorale: Jesus bleibt meine Freude (Chorus)
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Toccata and Fugue in D Minor, BWV 565: Toccata
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Overture (Suite) No. 2 in B Minor, BWV 1067: Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
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Concerto for 2 Violins in D Minor, BWV 1043: II. Largo ma non tanto
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Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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Herz und Mund und Tat und Leben, BWV 147: X. Jesu, joy of man's desiring (arr. M. Hess)
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Clavierbuchlein for Anna Magdalena Bach, Book 2, BWV Anh. 113-132: Anna Magdalena Notenbuch: Minuet in G Major, BWV Anh 114
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Weichet nur, betrubte Schatten, BWV 202, "Wedding Cantata": I. Adagio
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St. Matthew Passion, BWV 244: O Haupt voll Blut und Wunden
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Concerto for Violin and Oboe in C Minor, BWV 1060: II. Adagio
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Oboe Concerto in G Minor, BWV 1056: II. Largo
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Wachet auf, ruft uns die Stimme, BWV 140
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Keyboard Concerto in D Minor, BWV 1052: Harpsichord Concerto in D Minor, BWV 1052: I. Allegro
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Violin Partita No. 3 in E Major, BWV 1006: I. Preludio
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St. Matthew Passion, BWV 244: Erbarme dich, mein Gott
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Concerto in the Italian Style, BWV 971, "Italian Concerto": I. Allegro
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Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
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Magnificat in D Major, BWV 243: Magnificat
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The Well-Tempered Clavier, Book 1, BWV 846-869: Well-Tempered Clavier, Book I: I. Prelude and Fugue in C Major, BWV 846
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Violin Concerto in A Minor, BWV 1041: III. Allegro assai
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Overture (Suite) No. 3 in D Major, BWV 1068: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air, "Air on a G String"
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Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
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Christmas Oratorio, BWV 248: Jauchzet, frohlocket
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Le nozze di Figaro, K. 492, Act I: Overture
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Horn Concerto No. 3 in E-Flat Major, K. 447: III. Allegro
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Klarinettenkonzert A-Dur, K. 622: 2. Adagio (Jenseits von Afrika): Clarinet Concerto in A Major, K. 622: II. Adagio
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Mass No. 18 in C Minor, K. 427, "Great": Kyrie
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Violin Sonata No. 26 in B-Flat Major, K. 378: II. Andantino sostenuto e cantabile
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Die Zauberflote (The Magic Flute), K. 620, Act II: Der Holle Rache... (Queen of the Night)
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String Quartet No. 17 in B-Flat Major, K. 458, "Hunt": II. Minuetto: Moderato
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Don Giovanni, K. 527, Act I: La ci darem la mano
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Concerto for Flute and Harp in C Major, K. 299: II. Andantino
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3 German Dances, K. 605: No. 3 in C Major, "Die Schlittenfahrt" (Sleigh Ride)
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Serenade No. 10 in B-Flat Major, K. 361, "Gran Partita": III. Menuetto
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Clarinet Quintet in A Major, K. 581: II. Larghetto
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Die Hochzeit des Figaro, K. 492, 3. Akt: Canzonetta sull aria… Che soave zeffiretto (Die Verurteilten): Le nozze di Figaro, K. 492, Act II: Voi, che sapete
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Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Gloria: Gloria in excelsis Deo
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Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Gloria: Qui tollis peccata mundi
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Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Gloria: Quoniam tu solus sanctus
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Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Credo in unum Deum
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Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et resurrexit
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Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Kyrie
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Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Gloria
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Gianni Schicchi: O mio babbino caro (Lauretta)
Belgian Radio and Television Philharmonic Orchestra
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Tosca: Act II: Vissi d'arte, vissi d'amore (Tosca)
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Tosca: Tosca, Act III: E lucevan le stelle (Cavaradossi)
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La Rondine (The Swallow), Act I: Chi'il bel sogno di Doretta (Magda)
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Mozart: Mass No. 18 in C Minor, K. 427, 'Great' / Kyrie in D Minor, K. 341
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