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 0xa88513c22d791c4788bd8feabfe6a5870b2409e5fd394ab5a13a141bea8f953c. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3f3184ef-0ea3-43b2-8153-7986992baf76.json and https://artists.proofprofile.net/proofs/artist/3f3184ef-0ea3-43b2-8153-7986992baf76.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Les contes d'Hoffmann, Act III: Belle nuit, ô nuit d'amour "Barcarolle" (Instrumental Version)
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 0x3d0e3cfcb38690297d4df804486b380aee41e0f4d5c94a6bfdb389135fa84c4c. 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/SEWDL9750026.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x706709ae31ad4a967b3d5e38bed8d320c885e131fb5ddfc45718e9df08683f88. 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/SEWDL9750024.
Suite bergamasque, L. 75: III. Clair de lune
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37979c0bf811d5a336a04a17d7e142d18e0d2e17ce37e308745366f5877aa3b7. 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/SEWDL9750011.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee176714d6d31fc0099fe46c7a11bc1e072484c36cd96889e64162b7eb83064f. 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/SEWDL9750035.
Liebesträume, S. 541: No. 3, Oh lieb, so lang du lieben kannst
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4832500647f62f901cbb83e020407801c78233fbea6f984cfc210143903d114a. 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/SEWDL6018052.
The 50 Most Essential Pieces of Classical Music
Canon and Gigue in D Major, P. 37: I. Canon
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68270bc034066cf4b80d26164dbd820faf25d9c7c3394d428e30c325b6f3e124. 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/USZDG0700012.
The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x266340f846980e11c7624aec24b63c6e16c0e88c88afd3ad3f4ea074c4523d04. 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/SEWDL0721501.
Peer Gynt Suite No. 1, Op. 46: IV. In the Hall of the Mountain King
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1359f663138e56e9a408fff86a80ef9861ec2687ac82b397c36995eb40987e8c. 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/USZDG0601038.
Piano Concerto No. 21 in C Major, K. 467 "Elvira Madigan": II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10af01334a77e5ec7c5ba560eaef111dbba78b6a61dcb85281c1657ad6390803. 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/SEWDL0731005.
14 Romances, Op. 34: No. 14, Vocalise (Lentamente)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe35bec1a8f26fba3f5adf7b0003f77fc068b8cca760abd6e51451581aa326f15. 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/SEWDL0716405.
Swan Lake Suite, Op. 20a: Scéne, Moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25ab09c5c1dc72733b83c836329f17c2796eff3a7cacc28e22d6359bb456fb4d. 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/SEWDL0742808.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54c4e30d048a55e8645c0aec54b28fd94ee90267a95ea1954eaf9f81971adb18. 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/SEWDL0720602.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc76caa337fef70e6aad8b0d9bdf91f377a62f31df144fb008eb996af7b77e36d. 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/SEWDL0753302.
Messiah, HWV 56, Pt. II: No. 44, Hallelujah
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dd2400eb678a349a57aa51c64bae29dbfc596dd668353ee34a8ba3e56d87f5a. 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/USZDG0602491.
Le Carnaval des Animaux, R. 125: XIII. Le Cygne
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca7dc20e7fcdc3d8976910625e21bba828aa302486da80003742f0fa5d6fc52a. 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/SEWDL0553909.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb421c230e315636d93818a6ac1c080733309ee1d77641fd613ab72119bd0c061. 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/SEWDL0758505.
Suite No. 3 in D Major for Orchestra, BWV 1068: II. Air
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c0855a1d2c025086c45378fb3069c28b97536281d41ebeebfce8447696e7255. 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/USZDG0600527.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9452feca05f699bcfbd3ede6fc6f4b38bcd4be6855a3702411c841bb2af93fba. 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/SEWDL6143055.
The 99 Most Essential Pieces of Classical Music
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f7de4835953bc74808e9e1adc664ca400ea8e379505681490daeecce010e96d. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/SEWDL9750007.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe69484264ade3528d47ce916a8a287556208d5f9346d30ec0f1605bec763ff4. 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/SEWDL9750020.
Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight": I. Adagio sostenuto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9baaa243819007bd8ee40f7c3c05d5fcb2298f558632582b81e149b7fbef93f1. 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/SEWDL9750030.
21 Hungarian Dances, WoO 1: No. 5, Allegro in F-Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x051082f70bb1d0c82b9609fe65f126b463847e13b9dadaaf6e5c1864652b8948. 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/SEWDL9750018.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb36406e879235c3225c53751be20653274bf619fb095a5610e114cfb3393911d. 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/SEWDL9750027.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9baac788d25cb8d455010730f701f58d6cdff1059b298c870a827a24484cf48. 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/SEWDL9750041.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c419d9f95bc90206503625cd6f49c8802df41712a76eeff652b5b0e1112d910. 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/SEAEI9634060.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01da1b641c69912e47c046bf6d6bdf3f16bd8f2d30897975544ec5de0e876845. 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/SEWDL0739003.
Préludes, Book I, L. 117: VIII. La fille aux cheveux de lin (The Girl with the Flaxen Hair)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b5143d85698c46d546544c481dbc4fbeaf0881827560b0c35fc19af50d9c019. 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/SEWDL0710313.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca7dc20e7fcdc3d8976910625e21bba828aa302486da80003742f0fa5d6fc52a. 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/SEWDL0553909.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x728cb63d88248f6088edb3c518a54b6b91165f6efd951ebd87de4284be99c00d. 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/SEWDL0753111.
Songs Without Words, Op. 30: No. 6, Allegretto tranquillo in F-Sharp Major "Venezianisches Gondellied"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1347aa9fc5cec0d374570b891a4b87fc78b4ba1420f1d93c768cbe69525b288a. 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/SEWDL0766308.
Peer Gynt Suite No. 2, Op. 55: IV. Solveigs Song
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23e16dc7ed4e5efb73132111c11afae7a1578873162eb27f0cdefa4f191016b8. 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/SEWDL0773810.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1585a7c691ca352cdf07662cd49578a89a8e8ba0ae659a307ee7de47c16fb2d7. 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/SEWDL0720603.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10af01334a77e5ec7c5ba560eaef111dbba78b6a61dcb85281c1657ad6390803. 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/SEWDL0731005.
Kinderszenen, Op. 15: I. Von fremden Ländern und Menschen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdecc9ee5eab42015ad555b783dfc4cc070adf7015cb6d30d442dd80fbe674456. 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/SEWDL6143057.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e955225bad74b55b5fa64c69f62963e7e7fa13773ceef6b2378b94a9a2f4ae2. 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/SEWDL0766309.
Nocturnes, Op. 9: No. 1, Larghetto in B-Flat Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3300f5fa978e014e301d56f48cdb268d617d119149304e043f8c0b996e71d2af. 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/SEWDL0534401.
Nocturnes, Op. 9: No. 2, Andante in E-Flat Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5e633eacfe92216ecf8325bc63f01e859e41ac6dda5eb59f66b0cbd13e15701. 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/SEWDL6142671.
Piano Sonata No. 17 in D Minor, Op. 31 No. 2 "The Tempest": II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc57ad25fac91410f3464616aef38f35159296a766cbbd338e1c7c14540856596. 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/SEWDL0742302.
Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd1f07048e7fb781ba0a360496c3f15a1c31b3cdc7b7f1df799e9d6134c2962e. 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/SEWDL9750009.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd43db1a5734254c79198b566ad60419ea3e225776da2564383c90bd47dc48e05. 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/SEWDL9750046.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1711a7eb0e276065e9d4d16fb0ea3ca690c0b1d7fed56a9a780d4e37f1384185. 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/SEWDL6142803.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x794d0625342c6436c2ec5a0fd3c469cca3270bf71ccd8497fe38bad15bc16319. 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/SEWDL6142792.
Symphony No. 5 in C Minor, Op. 67 "Fate": I. Allegro con brio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa891ed71652dbf6da1e83cbdacb41a32ad6a25e50f59ec6dc1956e10bb88e92d. 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/SEWDL9750002.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bac5acc11e1d3834825bcc8a905f3c8e6b8214cd84753b2e00773156d323084. 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/SEAEI9634040.
Die Walkürie, WWV 86b, Act III: Ride of the Valkyries
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5 Morceaux de Fantasie, Op. 3: No. 2, Prélude in C-Sharp Minor "The Bells of Moscow"
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Stabat Mater, RV 621: I. Stabat Mater dolorosa
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Carmina Burana, Fortuna Imperatrix Mundi: No. 1, O Fortuna
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Romeo and Juliet, Op. 64ter: I. Montagues and Capulets
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Symphony No. 40 in G Minor, K. 550: I. Allegro molto
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Symphony No. 40 in G Minor, K. 550: IV. Finale, Allegro Assai
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Cello Sonata in D Minor, Op. 40: II. Allegro
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Messa da Requiem: IIa. Sequence, Dies irae - Tuba mirum
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Piano Sonata No. 8 in C Minor, Op. 13 "Pathétique": III. Rondo (Allegro)
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Fantasy in F Minor, K. 608 "Organ Piece for a Clock"
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The Messiah, HWV 56, Pt. 1: No. 10, For Behold, Darkness Shall Cover the Earth
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String Quartet No. 14 in D Minor, D. 810 "Death and the Maiden": I. Allegro
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The 50 Darkest Pieces of Classical Music
Totentanz (Dance of Death) for Piano and Orchestra
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The Nutcracker, Op. 71a: XVC. Pas de deux - Variation II: Dance of the Sugar-Plum Fairy
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Peer Gynt Suite No. 1, Op. 46: In the Hall of the Mountain King
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Morceaux de Fantasie, Op. 3: II. Prélude in C-Sharp Minor, "The Bells of Moscow": Lento
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The Planets, Op. 32: Saturn, the Bringer of Old Age
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Romeo and Juliet, Ballet Suite No. 2, Op. 64: I. Montagues and Capulets
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Symphony No. 5 in C Minor, Op. 67, "Fate": Allegro con brio
Piano Sonata No. 14 in C-Sharp Minor, Op. 27:2, "Moonlight Sonata": Adagio sostenuto
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Symphony No. 40 in G Minor, K. 550: Allegro molto
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Concerto in C Major for Sopranino Recorder, Strings and B.C, RV 443: II. Largo
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Music for Strings, Percussion and Celesta, Sz 106: III. Adagio
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Sonata No. 2 in B-Flat Minor for Piano, Op. 35: III. Marche Funébre (Funeral March): Lento
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Concerto No. 10 in D Minor for Organ and Orchestra, HWV 309, Op. 7: I. Adagio
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Messa da Requiem: Dies irae - Tuba mirum
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Symphony No. 3 in E-Flat Major, Op. 55, "Eroica": II. Marcia funébre: Adagio assai
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Sonata in D Minor for Cello and Piano, Op. 40: II. Allegro
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Adagio in G Minor for Strings and Organ, "Albinoni's Adagio"
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Lemminkäinen Suite, Op. 22: The Swan of Tuonela: Andante molto sostenuto
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Toccata and Fugue in D Minor for Organ, BWV 565
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Symphony No. 7 in A Major, Op. 92: II. Allegretto
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The Planets, Op. 32: Neptune, the Mystic
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Suite Bergamasque, L. 75: III. Clair de lune (Arr. for Orchestra)
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4 Piano Pieces, Op. 119: I. Intermezzo in B Minor (Adagio)
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Peer Gynt Suite No. 1, Op. 46: I. Morning Mood
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Violin Concerto in G Minor, BWV 1056R: II. Largo
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Bagatelle in A Minor, WoO 59 "Für Elise"
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Cavalleria Rusticana: Symphonic Intermezzo
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Violin Concerto No. 1 in A Minor, BWV 1041: I. Allegro
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Symphony No. 5 in E Minor, Op. 64: II. Andante cantabile, con alcuna licenza
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Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto
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Ancient Airs and Dances, Suite No. 2, P. 132: IV. Bergamasca (Bernardo Gianecelli)
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My Fatherland, JB 1:112 "Ma Vlast": II. Vltava
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Préludes, Book I, L. 117: VIII. La fille aux cheveux de lin
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The Gadfly Suite, Op. 97a: VIII. Romance
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Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco moto
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Symphony No. 9 in E Minor, Op. 95 "From the New World": II. Largo
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Suite Bergamasque, L. 75: III. Clair de lune (Orch. arr.)
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14 Romances, Op. 34: No. 14, Vocalise (Lentamente, molto cantabile)
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Symphony No. 3, Op. 36 "Symphony of Sorrowful Songs": II. Lento e Largo - Tranquillissimo
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Piano Sonata No. 8 in C Minor, Op. 13 "Pathétique": II. Adagio cantabile
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Piano Concerto in A Minor, Op. 16: II. Adagio
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Spiegel im Spiegel for Violin and Piano (1978)
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Suite No. 1 in G Major for Solo Cello, BWV 1007: I. Prelude
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Orpheus and Eurydice: Dance of the Blessed Spirits
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
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Nocturne in C-Sharp Minor, B. 49 (Lento con gran espressione)
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12 Danzas españolas, Op. 37: No. 2, Oriental
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The 99 Most Essential Classics of the Romantic Era
Also Sprach Zarathustra, Op. 30: I. Introduction
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Romeo and Juliet, Fantasy Overture, Op. 64a
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L'Arlesienne Suite No. 1, WD 40: I. Prelude
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My Fatherland, JB 1:112 "Ma Vlast": II. Vltava (The Moldau River)
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Cello Concerto in E Minor, Op. 85: I. Adagio - Moderato
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Peer Gynt, Op. 23, Act III: No. 13, Solveig's Song
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Slavonic Dances, Op. 72: No. 2, Dumka (Allegretto grazioso)
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Two Elegiac Melodies, Op. 34: II. The Last Spring
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Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso - Allegro con spirito
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The Nutcracker, Op. 71, Act I: II. March
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The Nutcracker, Op. 71, Act II: XIV. Waltz of the Flowers
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The Nutcracker, Op. 71, Act II: XIId. Trepak (Russian Dance)
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The Nutcracker, Op. 71, Act II: XIVc. Var. 2, Dance of the Sugar-Plum Fairy
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Messa da Requiem: II. Sequence, No. 1, Dies irae - Tuba mirum
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Nabucco, Act III: Chorus of the Hebrew Slaves "Va pensiero, sull'ali dorate"
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Symphony No. 2 in E Minor, Op. 27: III. Adagio
Polish National Radio Symphony Orchestra
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Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo (Adagio)
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Chamber Chill - The Most Relaxing Chamber Music
String Quartet No. 1 in D Major, Op. 11: II. Andante cantabile
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Quintet for Flute, String Trio and Harp (1934): I. Andante tranquillo
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Piano Quintet No. 2 in A Major, Op. 81: II. Dumka: Andante con moto
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Partita in F Major for Wind Quintet: IV. Adagio
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Sonata in G Minor for Cello and Piano, Op. 19: III. Andante
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String Quartet No. 15 in D Minor, K. 421 (Haydn Quartet No. 2): II. Andante
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Sonata No. 6 in A Major for Violin and Piano, Op. 30: II. Adagio
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Swan Lake Suite, Op. 20: Scène (Lake in the Moonlight)
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Brandenburg Concerto No. 3 in G Major, BWV 1048: Allegro
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Vocalise for Cello and Piano, Op. 34: Lentamente
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An der schönen blauen Donau (On the Beautiful Blue Danube), Op. 314
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Serenade No. 13 in G Major, K. 525, "Eine Kleine Nachtmusik": Allegro
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Concerto No. 21 in C Major for Piano and Orchestra, K. 467: Andante
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Peer Gynt Suite No. 1, Op. 46: Morning Mood
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Sonata No. 14 in C-Sharp Minor for Piano, Op. 27:2, "Moonlight Sonata": Adagio sostenuto
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Le quattro stagioni (The Four Seasons), Op. 8 - Concerto No. 1 in E Major, RV 269, "La primavera" (Spring): I. Allegro
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Orchestral Suite No. 3 in D Major, BWV 1068: Air
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Samson et Dalila, Op. 47, Act 2: "Mon coeur s'ouvre a ta voix"
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Bagatelle in A Minor, WoO 59, "Für Elise"
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Liebestraum No. 3 in A-Flat Major, G 541, Op. 62: "O lieb so lang' du lieben kannst"
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The Well-Tempered Clavier: Prelude No. 1 in C Major, BWV 846
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Hungarian Rhapsody No. 2 in C-Sharp Minor, S. 244
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Concerto in B Minor for Cello and Orchestra, Op. 104, B. 191: III. Finale: Allegro moderato
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Pelléas et Mélisande: Sicilienne, Op. 78
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Concerto No. 1 in E-Flat Major for Piano and Orchestra, S. 124: I. Allegro maestoso - Tempo giusto
Orquestra Sinfônica do Estado de São Paulo
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Die Walkürie (The Valkyrie), Act 3: Ride of the Valkyries
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Songs Without Words, Op. 62: No. 6 in A Major, "Spring Song"
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Le quattro stagioni (The Four Seasons), Op. 8 - Concerto No. 4 in F Minor, RV 297, "L'inverno" (Winter): II. Largo
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The Planets, Op. 32: I. Mars, the Bringer of War
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Prelude No. 15 in D-Flat Major, Op. 28, "Raindrop"
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Nabucco: Chorus of the Hebrew Slaves, "Va pensiero, sull'ali dorate"
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Divertimento in D Major, K. 136, "Salzburg Symphony No. 1": I. Allegro
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Pomp and Circumstance, Op. 39: Land of Hope and Glory
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Morceaux de Fantasie, Op. 3: Prélude in C-Sharp Minor
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Symphony No. 9 in D Minor, Op. 125, "Choral": An die Freude
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Rhapsody on a Theme of Paganini, Op. 43: Variation 18: Andante cantabile
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Rachmaninov and Shostakovich: The Cello Sonatas
Concerto in G Minor for Two Cellos and Strings, RV 531: I. Allegro
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Two Elegiac Melodies, Op. 34: II. Last Spring
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Musica Nostalgica for Cello and Piano (1992)
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Sonata No. 8 in C Minor for Piano, Op. 13, "Pathétique": Adagio cantabile
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Serenade in E-Flat Major for String Orchestra, Op. 6: I. Andante con moto
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Souvenir d'un lieu cher, for Violin and Orchestra, Op. 42: I. Méditation: Andante molto cantabile
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Etude No. 3 in E Major, Op. 10, "Tristesse": Lento ma non troppo
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String Sextet in D Minor, Op. 70, "Souvenir de Florence": II. Adagio cantabile e con moto
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Serenade in C Major for Strings, Op. 48: III. Élégie: Larghetto elegiaco
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Histoire du Tango: IV. Concerto d'Aujourd'hui
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Sonata in D Minor, Kk. 9, L 413, "Pastorale"
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Serenade in E Minor for String Orchestra, Op. 20: II. Larghetto
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Concerto in F Major for Piano and Orchestra: II. Adagio - Andante con moto
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Waldesruhe (Silent Woods) for Cello and Orchestra, Op. 68: Lento e molto cantabile
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5 Morceaux de fantasie, Op. 3: No. 2, Prélude in C-Sharp Minor
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Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance (Andante)
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Rachmaninoff: Cello Sonata and Other Chamber Works
Vocalise, Op. 34,14 (Bearb. For Violoncello and Piano): Lentamente
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Cello Concerto No. 2 in D Major, Hob. VIIb:1: I. Allegro moderato
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Concerto for 2 Cellos in G Minor, RV 531: I. Allegro
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Concerto for 2 Cellos in G Minor, RV 531: II. Largo
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Silent Woods, B. 182 (Lento e molto cantabile)
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Cello Sonata in A Major, Op. 104: III. Rondo (Allegro vivace un poco)
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