Matti Juhani Raekallio (born 14 October 1954 in Helsinki) is a Finnish pianist. Raekallio studied in Helsinki, in Vienna with , in London with Maria Curcio, and in Saint Petersburg. In 1996, his doct
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 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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe823c2461031329e5da43b22324f63f71ad9c5319818d595d71bc1a90c98e5ee. 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/248d3110-d72a-44a3-84bc-bc96839d8d36.json and https://artists.proofprofile.net/proofs/artist/248d3110-d72a-44a3-84bc-bc96839d8d36.ots, the client at https://opentimestamps.org runs `ots verify -f record.json proof.ots`.
8 Humoresques, Op. 101, B. 187: No. 7. Poco lento e grazioso in G-Flat Major
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x614e735b272968d3ae591bcb506088b43959adc1ee1c77fb48e143e2ebf14d67. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600701 — a six-check JSON result.
Piano Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2, "Moonlight": I. Adagio sostenuto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa1b0ec29d15ff2f20cf157571e8e1eaf00dc772da9969c6ba0f66e748a660f7. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600704 — a six-check JSON result.
12 Variations on Ah, vous dirai-je, maman, K. 265
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd5d19ba9e8cde4269be96faf2983e190d51f1fd84ab39d75e8a08242fe2dd98. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600706 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x199d40d29cf23e12a9718e9951e3e393a2be663a3156c64c72d1f3fe518e8067. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600708 — a six-check JSON result.
The Well-Tempered Clavier, Book 1, BWV 846-869: No. 1 in C Major, BWV 846
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33fc8e37580406fc407960661433323c9fe8740c441919e45b74d2aee54766f9. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600709 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fbfcc216c790c653246ac5e6ac91e3cfc516e85010174705977b2b86c989ffb. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600710 — a six-check JSON result.
Suite bergamasque, L. 75: Suite Bergamasque: III. Clair de lune
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3f83bfaa6c5316de171df4e896474377d62dd0152c93fb70570c4c5ceb2fd35. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600711 — a six-check JSON result.
Lieder ohne Worte (Songs without Words), Book 1, Op. 19: No. 1 in E Major, Op. 19, No. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16b59835bfb8f09d90b62b1b684e3fa1b87940380dcacc1468ebee2322469d73. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600718 — a six-check JSON result.
Piano Sonata No. 11 in A Major, K. 331: I. Tema: Andante grazioso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x095bdd56a1b025a485be4a8b34aa0448d5503cef9c7245eeebd8e00cc6b44b48. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600735 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86622333aab05ea6631e912158bd06efbeba2c472469e94eefea1099fb20324c. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611873 — a six-check JSON result.
Spiegel im Spiegel (Version for Violin & Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81ee3c49d06b77802b8f515b7479b53c9a6403c876b6d4d85f2499ffe33e90da. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611850 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9f6073f9b7d32fc0d3215005d828caaf39382a4438e0c18faf2fb436f7d43ac. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611876 — a six-check JSON result.
The Four Seasons, Violin Concerto in G Minor, Op. 8 No. 2, RV 315 "Summer": I. Allegro non moto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5914007eb24ceaee5982b8818b09dad0c23071c4ebe2a7d6b9a902b26a2bce3f. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611883 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34f6d7f72a07d3089a0ce77c837c39966b5ad852e085cd09ea424a78e4d1d6e9. Chain 2 (Bitcoin): anchored in block 960330 (2026-07-31T00:58:21Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFIN8600093 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b106c515b0cf1d4f2180a9ea5f7183a969a07bfcda4910c047461daa169e75d. Chain 2 (Bitcoin): anchored in block 957011 (2026-07-07T08:25:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFIN8200700 — a six-check JSON result.
Merikanto : Kesäillan valssi, Op. 1 No. 3 (Summer Evening Waltz)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa7a3496309793da601e82544dc9249a2bf8569b59d9f763396859583c4543aa. Chain 2 (Bitcoin): anchored in block 960216 (2026-07-30T06:39:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFIN8200200 — a six-check JSON result.
Merikanto : Soi vienosti murheeni soitto, Op. 36 No. 3 (Play Softly, Thou Tune Of My Mourning)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x469a0b25eb3f145d969e3f54fcd29bd801643d859e43f7cf023ab6cd9dd68995. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFIN8400500 — a six-check JSON result.
Rubinstein & Moszkowski: Piano Concertos
Englund, E.: Piano Concertos Nos. 1 and 2 / Epinikia
Merikanto, A.: Piano Concertos Nos. 2 and 3 / 2 Studies for Small Orchestra / 2 Pieces for Orchestra
Sibelius: 5 Pieces, Op. 75: No. 5, The Spruce
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49a7332c31b22807eefe1be7d4535454c4d1afe304ea39259244b10e1a4f8b7e. Chain 2 (Bitcoin): anchored in block 960125 (2026-07-29T15:38:18Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFIN1100015 — a six-check JSON result.
Finland 100: A Century of Finnish Classics
Reiner: Cello Concerto - Sonata Brevis - Elegy and Capriccio - Verses
Bartok: Sonata for 2 Pianos and Percussion - Bergman: Borealis - Stravinsky: Sonata for 2 Pianos
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfb2c1aa1f2023345d7014dfe62dbfeabe784e5d001fffa591ddd854d1c2d174. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900172 — a six-check JSON result.
Piano Sonata No. 6 in A Major, Op. 82: I. Allegro moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf64e7f2cfcfa18f8da0b6e53c4cb7a92361f5c1553df56dc3d9e5275bf5c64d1. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900184 — a six-check JSON result.
Piano Sonata No. 9 in C Major, Op. 103: I. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62e016637fcbe407d709f26464f5fab2005aa40ebe6f54e596faed992092145d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900194 — a six-check JSON result.
Visions fugitives, Op. 22: I. Lentamente
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbad44d840e753cd17f4655bcf028ee139969d81bdfc4e52aa45641679cc5299. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900152 — a six-check JSON result.
Piano Sonata No. 2 in D Minor, Op. 14: I. Allegro, ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d1684051b4fbfa85411581a8c4a4e0fe28d2a873c965e876a6a3672324b2326. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900173 — a six-check JSON result.
Piano Sonata No. 6 in A Major, Op. 82: II. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17f5eef9308067ff4a253815734217a32b4032407eb8d523e037705ac212f5ba. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900185 — a six-check JSON result.
Piano Sonata No. 9 in C Major, Op. 103: II. Allegro strepitoso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb0541dfceb1a9abef62ba4bf55d43ccf2eb3590aaf3e3d711c1a036e8fea362. Chain 2 (Bitcoin): anchored in block 960167 (2026-07-29T23:42:34Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900195 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44aab20c04904c5a02ddcbf2723a905e4f40e77fdbd05b5051a2a36d15100531. Chain 2 (Bitcoin): anchored in block 960379 (2026-07-31T09:25:34Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900153 — a six-check JSON result.
Piano Sonata No. 2 in D Minor, Op. 14: II. Scherzo: Allegro marcato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11bb2e503aefd2b6b8a0cb540cfad54bcc3c27896f2706c7d22c3ce472280b82. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900174 — a six-check JSON result.
Piano Sonata No. 6 in A Major, Op. 82: III. Tempo di valzer lentissimo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb24bd9475e579590729607d35247f1f161c3ded0934cdd3437b6ef14ff907a6. Chain 2 (Bitcoin): anchored in block 960187 (2026-07-30T01:34:28Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900186 — a six-check JSON result.
Piano Sonata No. 9 in C Major, Op. 103: III. Andante tranquillo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1785796a819df84bf1218e6d7c89753b47afb3ed69f804ab559f722f28420b62. Chain 2 (Bitcoin): anchored in block 960177 (2026-07-30T00:21:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900196 — a six-check JSON result.
Visions fugitives, Op. 22: III. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0c71806c6e56f5c2c4c186502ee920352bb13f0dba6e2163538052a401bdd53. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900154 — a six-check JSON result.
Piano Sonata No. 2 in D Minor, Op. 14: III. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4741654f98eb0293a2cdeb8a5adf38309bbd7911033c928aa7823aa3443fdb7. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900175 — a six-check JSON result.
Piano Sonata No. 6 in A Major, Op. 82: IV. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c12218b22954325df08286f88ef06db982a50a5f4aecdb73da1b986207ade1d. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900187 — a six-check JSON result.
Piano Sonata No. 9 in C Major, Op. 103: IV. Allegro con brio, ma non troppo presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf6043ee7faf8798b589ceb2103e13604dd0a030c7927e8a26b3fdf6bec2d582. Chain 2 (Bitcoin): anchored in block 960216 (2026-07-30T06:39:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900197 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9cbe21b5d5e803c3708f2a122d8c5215d42f4e818423a33dc646b0a555b12719. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900155 — a six-check JSON result.
Piano Sonata No. 2 in D Minor, Op. 14: IV. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fcd927e6200b1ddab4bd57e46e1f3426681ea4a0846e076aa1ab3debcd8ce88. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900176 — a six-check JSON result.
Piano Sonata No. 7 in B-Flat Major, Op. 83: I. Allegro inquieto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdd21daf5529740be23b833e7f9e23b56f3fa48f6c74652069dad238bc14dd99. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900188 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4e625381c6d8f5cc59b8e71f4f9d0bcbb2f2debea04c0ed5ac2ed1dde56f641. Chain 2 (Bitcoin): anchored in block 960203 (2026-07-30T03:35:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700293 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fb98ced16bf636f1d4d200dc83aaaf78f0b60453fd532b78e49840cd037ae26. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900177 — a six-check JSON result.
Piano Sonata No. 7 in B-Flat Major, Op. 83: II. Andante caloroso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58ad8c69b2f0458f6296635668a69a74ddaf292f7646caf5381f341f1af91c83. Chain 2 (Bitcoin): anchored in block 960113 (2026-07-29T13:38:16Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900189 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40164ed27007b8a9b0f540414e22c2248416dcf3b5f8d74813e18626a00712c4. Chain 2 (Bitcoin): anchored in block 960384 (2026-07-31T09:54:03Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700294 — a six-check JSON result.
Piano Sonata No. 4 in C Minor, Op. 29: I. Allegro molto sostenuto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62a40d7ee9fc706fd516698dc5b20eecb9c9977814955f23e202bdf7aab3476e. Chain 2 (Bitcoin): anchored in block 960099 (2026-07-29T11:30:20Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900178 — a six-check JSON result.
Piano Sonata No. 7 in B-Flat Major, Op. 83: III. Precipitato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97c27379c72cc2c5284e92acd6484da98df37d8acd09309e382b28de5d47a968. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900190 — a six-check JSON result.
4 Etudes, Op. 2: No. 3. Andante semplice - Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc1a9d3d4fb5e74d1479f86abae53faf16d0ad28f6893a33ae76bb406ad4b61f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700295 — a six-check JSON result.
Visions fugitives, Op. 22: VII. Pittoresco
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4b5d496ccbbc29b1f91399a6eb1bd599c3be31decfc8d08d8c33eb0aa4bcf06. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900158 — a six-check JSON result.
Piano Sonata No. 4 in C Minor, Op. 29: II. Andante assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ecef3281a251e6c34b3d47722d7d4afb71144b5250624b107a458b3a6a63238. Chain 2 (Bitcoin): anchored in block 960095 (2026-07-29T11:07:37Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900179 — a six-check JSON result.
Piano Sonata No. 8 in B-Flat Major, Op. 84: I. Andante dolce
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2352c2bbb3c385f5512cf8e6b6f3cc20f256ac0fb09474575e5ed6711c02f29. Chain 2 (Bitcoin): anchored in block 960117 (2026-07-29T14:28:24Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900191 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4f16e9e5365e1f33efcfd3fbff367f03bac6c9feb8b181ef58cf875805dadc1. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700296 — a six-check JSON result.
Visions fugitives, Op. 22: VIII. Commodo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd77ef0acb7095991d793ffb348b6300fb909141e7777015cfe3eb6b7dff0bb3f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900159 — a six-check JSON result.
Piano Sonata No. 4 in C Minor, Op. 29: III. Allegro con brio, ma non leggiere
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4669177e0ddfec0d43da3c3fc1d37ef91e9f07a350755c7913e40ead485c6f17. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900180 — a six-check JSON result.
Piano Sonata No. 8 in B-Flat Major, Op. 84: II. Andante sognando
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x813565c25be22018d0d6457ba6d70ea067f36b2fd9493ea5bf7544c0cebed179. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900192 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40b57f0ecc9d657bdfdb0fb0ff83dc4d30c01727402256256fad982eeeb7b55c. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700297 — a six-check JSON result.
Visions fugitives, Op. 22: IX. Allegretto tranquillo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7b00a643cdf05f2fa25496941a05c02247c30df95b6df17bc8d8e6d3951f596. Chain 2 (Bitcoin): anchored in block 960376 (2026-07-31T09:09:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900160 — a six-check JSON result.
Piano Sonata No. 5 in C Major, Op. 38: I. Allegro tranquillo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2bd68fe083b5667b41cb9886494ec86ef97a3106ae5fb05d73eb15cdec4513a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900181 — a six-check JSON result.
Piano Sonata No. 8 in B-Flat Major, Op. 84: III. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc5829c1fbcda7c79e9476e96ed3ef76fabe025c5173c4dfb1bcb90c29acb91d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900193 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x478cd5941076b5493c582c0d0f6f4534978a86adca5aa6f790fdca3a7dad91cf. Chain 2 (Bitcoin): anchored in block 960250 (2026-07-30T11:13:28Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700284 — a six-check JSON result.
Visions fugitives, Op. 22: X. Ridicolosamente
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x580851eb385bbe8c7a34ac3489a431a66018dbc19832d2e4da9c338d26c4f54a. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900161 — a six-check JSON result.
Piano Sonata No. 5 in C Major, Op. 38: II. Andantino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba0aa87883cce7b143af14c3f550533047b7a4397bee06e5b1ec44d60a73750e. Chain 2 (Bitcoin): anchored in block 960212 (2026-07-30T05:43:45Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900182 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbed23bbc462daf14013091fe39e44b964e31d95ad96775631e6dda0b8a3e62f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700285 — a six-check JSON result.
Visions fugitives, Op. 22: XI. Con vivacita
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a388989bb14506a324d285b861fb2f217ca61a7b0571a812ed237473061ad00. Chain 2 (Bitcoin): anchored in block 960489 (2026-08-01T00:40:43Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900162 — a six-check JSON result.
Piano Sonata No. 5 in C Major, Op. 38: III. Un poco allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4ed9429c0a3bab0a707375fb90f3ea6713a8e8003a94fad1c163d2017a2410f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900183 — a six-check JSON result.
Sarcasms, Op. 17: III. Allegro precipitato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa41bc16eb0c30e9653a6cb5b0d281b0c81f76a9f38f23e1b30bc8585b9401d0f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700286 — a six-check JSON result.
Visions fugitives, Op. 22: XII. Assai moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b70ccf7776ba241ba5ecae4ca725d2e866a601c818f52d5fe3ca680a3878be5. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900163 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x144b2420b8b114dcb92ed84866cf524d220cddb4e09c45ece948d10acbbd3cd8. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700287 — a six-check JSON result.
Visions fugitives, Op. 22: XIII. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd06463a64f59a6bf6774a760952d2f7e47d6168596cb7693a5bd623a0709f96f. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900164 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e9c0f637e011c329943ae5517bff2ce88a5dca0f2e04c7742e982df06fe81b0. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900165 — a six-check JSON result.
Prokofiev, S.: Piano Sonatas (Complete) / Visions Fugitives
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97c27379c72cc2c5284e92acd6484da98df37d8acd09309e382b28de5d47a968. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900190 — a six-check JSON result.
Prokofiev, S.: 10 Pieces From Romeo and Juliet / Sarcasms / Old Grandmother's Tales / 4 Etudes / Toccata
Piano Recital: Raekallio, Matti - Mozart, W.A. / Gluck, C.W. / Wagner, R. / Liszt, F. / Busoni, F. (Transcriptions - A Night at the Opera)
Piano Recital: Raekallio, Matti - Liszt, F. / Friedman, I. / Brahms, J. (Paganini Studies)
Prokofiev, S.: Piano Sonatas Nos. 1-3 / Visions Fugitives
Prokofiev, S.: Violin Sonatas Nos. 1 and 2 / Violin Sonata in D Major / 5 Melodies
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd77ef0acb7095991d793ffb348b6300fb909141e7777015cfe3eb6b7dff0bb3f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900159 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62a40d7ee9fc706fd516698dc5b20eecb9c9977814955f23e202bdf7aab3476e. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900178 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdd21daf5529740be23b833e7f9e23b56f3fa48f6c74652069dad238bc14dd99. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900188 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ecef3281a251e6c34b3d47722d7d4afb71144b5250624b107a458b3a6a63238. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900179 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58ad8c69b2f0458f6296635668a69a74ddaf292f7646caf5381f341f1af91c83. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900189 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4669177e0ddfec0d43da3c3fc1d37ef91e9f07a350755c7913e40ead485c6f17. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900180 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2352c2bbb3c385f5512cf8e6b6f3cc20f256ac0fb09474575e5ed6711c02f29. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900191 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba0aa87883cce7b143af14c3f550533047b7a4397bee06e5b1ec44d60a73750e. Chain 2 (Bitcoin): anchored in block 960513 (2026-08-01T04:52:22Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900182 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x813565c25be22018d0d6457ba6d70ea067f36b2fd9493ea5bf7544c0cebed179. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900192 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4ed9429c0a3bab0a707375fb90f3ea6713a8e8003a94fad1c163d2017a2410f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900183 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc5829c1fbcda7c79e9476e96ed3ef76fabe025c5173c4dfb1bcb90c29acb91d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900193 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf64e7f2cfcfa18f8da0b6e53c4cb7a92361f5c1553df56dc3d9e5275bf5c64d1. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900184 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17f5eef9308067ff4a253815734217a32b4032407eb8d523e037705ac212f5ba. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900185 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb24bd9475e579590729607d35247f1f161c3ded0934cdd3437b6ef14ff907a6. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900186 — a six-check JSON result.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c12218b22954325df08286f88ef06db982a50a5f4aecdb73da1b986207ade1d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900187 — a six-check JSON result.
Orfeo ed Euridice, Act II: Ballet in F Major - Ballet in D Minor, "Dance of the Blessed Spirits" (arr. W. Kempff)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10af65e798fd3fc3f84d6bf99c7c57e4b602587350c0a042829a7dd09b50b051. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9400160 — a six-check JSON result.
Iphigenie en Aulide, Act II: Gavotte (arr. J. Brahms)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x294cf3a3bbbf56546ce9b4436807032d5d571353251ca8c83b9d0b061859ef00. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9400161 — a six-check JSON result.