thumb Vincenzo Maltempo (born July 2, 1985) is an Italian pianist. He was born in Benevento, Italy. He began his musical studies with Salvatore Orlando, disciple of the pianist Sergio Fiorentino, wi
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 0xf6e52ec37ed9fe81b76aedc8908728863bb1deddaf80a8b371f85fc1c37ec2df. Chain 2 (Bitcoin): anchored in block 953714 (2026-06-15T00:43:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/846d18e3-5e82-449b-9ca4-747316289154.json and https://artists.proofprofile.net/proofs/artist/846d18e3-5e82-449b-9ca4-747316289154.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Lyapunov: 12 études d'exécution transcendante, Op. 11
Beethoven: Complete Bagatelles, Diabelli & Eroica Variations
Piano Sonata No. 2 in G-Sharp Minor, Op. 19: I. Andante
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 0x64cd9fe4f30fccbb9b741bf4df499625bcb6b455236c4531af58650aa0cedb25. 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/NLY331902395.
Piano Sonata No. 2 in G-Sharp Minor, Op. 19: II. Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dc38d9163568cf5685d84a6fc8f3b7a290532616adff883827744c4cc94d0ca. 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/NLY331902396.
Piano Sonata No. 4 in F-Sharp Major, Op. 30: II. Prestissimo volando
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x612c954d83160484a7c775a4d72eb40fdeaa24584ae5c052f7a0b5adc6fb0237. 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/NLY331902402.
Piano Sonata No. 3 in F-Sharp Minor, Op. 23: III. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd18417f6eaef374a9450fceb4a376964fcd6073359c19d542122c9ff0e059a5. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/NLY331902399.
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
Balakirev, Glazunov, Kosenko: Russian Piano Sonatas Vol. 1
Alkan: Chanson de la folle au bord de la mer (A Collection of Eccentric Piano Works)
Ètudes dans tous les tons mineurs, Op. 39 Nos. 8-12: XI. Le festin d'Èscope. Allegretto senza licenza quantunque in E Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x753c30f6e1fa5e0c03e68e748d4d6c9c6b24ea655da70b35f5e37adee254c210. 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/GBX3U1106061.
Violin Sonata No. 1 in G Major, Op. 32: I. Moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45f40bdbee2138c1075851fd9677f2ce0fe9ed056daea707a389d8c54b5f51c6. 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/NLY331500403.
Schumann: Piano Sonata, Op. 14, Romanzen, Op. 28 & Humoreske, Op. 20
Piano Sonata in F Minor, Op. 14: III. Quasi variazioni - Andantino (De Clara Wieck) - 4 Variations
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bf421ec120919a211a54f1a2626c622c2bc5eb576c80748a6f5c98a9bb748d7. 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/GBX3U1105146.
3 Romances, Op. 28: I. Sehr markiert in B-Flat Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x812219546d145745a165ceea585d745762c84ca3d1ed5fb98b7405a404dfc2b8. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/GBX3U1105148.
Alkan: The Complete Vianna da Motta Transcriptions
Hungarian Rhapsody No. 3 in B-Flat Minor, S.244/3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd104cbf34b8e7ef3d33bdaad3b033371c5d05106ea9a0b2fa879d01ccfb7e736. 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/GBX3U1106487.
Hungarian Rhapsody No. 6 in D-Flat Major, S.244/6
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2aa516d1db08e7c2aa029d5848b94c5be2aef943684eba5c864ea32b9ab86db7. 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/GBX3U1106490.
Hungarian Rhapsody No. 18 in F-Sharp Minor, S.244/18
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84633b33ab86587d62317002bf80d1a4e7c4999bc5eba7a5b38b2fbd8ef03c3c. 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/GBX3U1106502.
Hungarian Rhapsody No. 10 in E Major, S.244/10
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x824d593586fc533248b41d19511254de65b2972e6ed8b1250cbbb87dbf025a55. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/GBX3U1106494.
Hungarian Rhapsody No. 11 in A Minor, S.244/11
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ef09313def82ac280c31394e820b0ee921ead2f06c590ae38048ae3108fb0d6. Chain 2 (Bitcoin): anchored in block 960407 (2026-07-31T13:26:30Z), 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/GBX3U1106495.
Hungarian Rhapsody No. 5 in E Minor, S.244/5
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fffe2b05e113be5d75639002ac8de46aae24f9232b0ef8619e91e2695ab4222. Chain 2 (Bitcoin): anchored in block 960497 (2026-08-01T02:22:04Z), 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/GBX3U1106489.
Hungarian Rhapsody No. 15 in A Minor, S.244/15
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3a625a4bacda1f111b321348e43ae25cff4c141a933bc11cf42c249a6abf8e3. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/GBX3U1106499.
Hungarian Rhapsody No. 7 in D Minor, S.244/7
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43c545051c25ce49d40315f7d9454deca18c058ce53eb7bc25e72de38b1e2081. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/GBX3U1106491.
Hungarian Rhapsody No. 8 in F-Sharp Minor, S.244/8
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1531092e34e921afe607e9b6be0afd66047bf1c2b75ab4ffcc967fd87304446f. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/GBX3U1106492.
Concerto pour Piano seul in G-Sharp Minor, Op. 39: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc9c3ed3807af0803a36beef522b24a4511e2cd3e2ea22bf5141675da250e02c. 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/GBX3U1105613.
Scherzo diabolico, prestissimo in G Minor, Op. 39
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdd09dbe84da63c5871496aff211e3577626849e02b814543eee4a5fabd7cc33. 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/GBX3U1105617.
Concerto pour Piano seul in G-Sharp Minor, Op. 39: I. Allegro assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa28de2806aff481c355b3d71490175f4a6d0ba9966df9fa47ec8a7d34fcf5f43. Chain 2 (Bitcoin): anchored in block 960191 (2026-07-30T01:51:26Z), 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/GBX3U1105612.
Concerto pour Piano seul in G-Sharp Minor, Op. 39: III. Allegretto alla barbaresca
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12f97fde120810a4329443dc97c42ea4af8fa7ed97e696654241dae22411e974. Chain 2 (Bitcoin): anchored in block 960317 (2026-07-30T21:35:24Z), 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/GBX3U1105614.
Comme le vent, prestissimamente in A Minor, Op. 39
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7d0d6ed02fb9e88ee11ea5d68e242f6c3b982dd8c2c473418bde114f32be393. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBX3U1105615.
12 Études dans tous les tons mineurs, Op. 39: XII. Le festin d'ésope
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf53dee474e1c2967c161387c9fe540e3c7e1c0a2f360270b08a3e3a74a69fb9b. 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/GBX3U1105523.
3 Morceaux dans le genre pathétique, Op. 15: I. Aime-moi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d1ae75be8b94b277764f617cf6a52e8d37cba75d358a8b547dd875e67ce0865. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/GBX3U1105524.
3 Morceaux dans le genre pathétique, Op. 15: II. Le vent
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3082b7182892f56d60275b8fe2ee65f9447234855672ae73d7034ecea95b123d. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/GBX3U1105525.
12 Études dans tous les mineurs, Op. 39: XI. Ouverture
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42f4700108d2a16fa56935cc8dbe306f53547486cec3aab20a6eb0028734455b. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/GBX3U1105527.
Alkan Grande Sonate, "Les Quatre Ages", Symphonie Pour Piano Solo
Grande Sonate "Les Quatre Ages", 30 Ans: Quasi Faust (Assez Vite)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8822da089872a5e46e0be17690efeccf0565ad442c44e3e43fa31775b6239b1. 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/GBX3U1105101.
Grande Sonate "Les Quatre Ages", 40 Ans: Un Heureux Mènage (Lentement)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66f86cd23c824ba27a82269bdb05683361ca3f6ab88eb0631bf9d8d4ee3db507. 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/GBX3U1105102.
Symphonie Pour Piano Solo (Douze Études Dans Tous Les Tons Mineurs Op.39) Allegro, Allegro moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3615274b5990b0c2aeaa4ca01a9e631ca99a5a3d3f8a91a5925e43efc45c0166. 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/GBX3U1105104.
Grande Sonate "Les Quatre Ages", 20 Ans (Très Vite)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41c31f97186fdcc1dbe2734b6d8e1ff9e336410753b8ab5559edfc2ac7fa202f. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/GBX3U1105100.
Piano Sonata in G Minor, V.105: III. Fugue 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa20f5332ef5bc86876b1fc6b0e2ad9c8fc69a0f9f10bb87c43c35cacfd814d12. 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/NLY332301382.
Piano Sonata in G Minor, V.105: V. Finale
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x206ad1617ec6a44009be86fbe65abf3c0a31aff0a970eadd041f9de74cfeb233. 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/NLY332301384.
Piano Concerto No. 2 in G Major, Op. 44: II. Andante non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65b45522fd961947be783905fcd7351b2a480474d040cec1d7d61da0218ee627. 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/NLY330606878.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5addc73b771067b53cb82b4743e59660bafb5ab63ab65c00fcb94983acb85296. 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/NLY331405733.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ba5d4e55a91a8b29273a2a6584191e310104ce0fe89090f1127ef7f29f84738. 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/NLY331405740.
Hungarian Rhapsodies No. 2 in C-Sharp Minor, S.244/2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69ab760e838dfabce5a266df6da75b3870601ef2eb0c3c94e34cb442cab78d2b. 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/NLY331705195.
Hungarian Rhapsodies No. 4 in E-Flat Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf19f0136facc3ed048d4638cdb2ff62d0cf8d85fd42a5d6be341c26372063690. 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/NLY331705197.
Hungarian Rhapsodies No. 14 in F Minor, S.244/14
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2748c5ea2e37479eb9052ab6982b26f217b021bda0f4180c6b68cf8c80657060. 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/NLY331705207.
Années de pèlerinage I, S.160: VIII. Le mal du pays
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59ef997995a2d5abdb897f38f0227bb4f1c346243d26ed4cced56deaee97a3a8. 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/NLY331705220.
Études d'exécution transcendante, S.139: IV. Mazeppa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe49d2df4d26b6fc9ac64f585042726e2c8cda096078a80d7ecea2c8cd348b06d. 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/NLY331705238.
Hungarian Rhapsodies No. 1 in C-Sharp Minor, S.244/1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd455420dbe6cb477883d26f0afc6d059dc3794ad22a11ef86239b1387d766f52. 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/NLY331705194.
Hungarian Rhapsodies No. 3 in B-Flat Minor, S.244/3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa658418b816b151dadff0c21e9f325e2278f991dad88048a8ca1cc17627b0891. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), 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/NLY331705196.
Hungarian Rhapsodies No. 5 in E Minor, S.244/5
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9932f79414e3f2115eff312718a3da1e7f36979234a219145f835b9756d76472. 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/NLY331705198.
Hungarian Rhapsodies No. 9 in E-Flat Major, S.244/9
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5756670fc68575b0f97b810028513c5d735d6bf64c23d981f570f29960217807. 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/NLY331705202.
Hungarian Rhapsodies No. 12 in C-Sharp Minor, S.244/12
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd085fb9e275975274666747b1178776ac1592f2c9e9766f86e314b8c646680ca. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/NLY331705205.
Hungarian Rhapsodies No. 13 in A Minor, S.244/13
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ccc4101b4948450b7b0ea8812b9bf12198ef7430b8c35dcb163b1b0328db28d. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/NLY331705206.
Hungarian Rhapsodies No. 19 in D Minor, Ss.244/19
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88ad839608c6ceaf7425f05d2275415ae4d3e73a120c87a3567fe67acf6ce7b7. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331705212.
Symphony No. 2 in D Major, Op. 36: II. Larghetto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3be9815b38570a6b73027ca73a6c49769edd9c65d078ef54c30fda34930d5da. 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/NLY331308827.
Rarities of Piano Music - Live Recordings from the Husum Festival 2017