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 0x19806fdd2bd137673b43803a4052303f8c32e263ddccb38275d30c0919019543. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/52964275-5e1d-48db-a3c8-e1bc2d5e0d83.json and https://artists.proofprofile.net/proofs/artist/52964275-5e1d-48db-a3c8-e1bc2d5e0d83.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight": I. Adagio sostenuto
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 0x2fde1e7361072da629086c6dbe7821bf244a5544ae2547ca2a17bd31a5b4b90e. 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/DEF056002271.
Goyescas - Suite: 4. Quejas ó la maja y el ruiseñor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc8f0e95e1dbf537e0afcf9c83285a37898e85909b5f498eca516cadfc6fc29f. 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/DEF059202034.
Piano Concerto No. 21 in C Major, K. 467: II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85e499a53edbe6ba743c527187ce999a479ee21cfb5ce3065eac3e5cc6e5f459. 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/DEF059305412.
Partita No. 1 in B-Flat Major, BWV 825: I. Praeludium
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fe8e756654abc1934712b5d7d963c2fe4f1e587379b9650398112f47787e72b. 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/DEF059403671.
Lyric Pieces, Book 4, Op. 47: No. 3, Melodie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a8c5921a47f025c6a75f3be91fb1e0d6d2cf07d7c4a8d971a792a03834bc5e5. 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/DEF057400330.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x367097104c03cf96d814be12469c258aa3a09c382bc7812a898c7269008beafe. 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/DEF056000070.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0aeada850295103d57aa845f714bae3b673a857a0058d1d0fe322dccaff27304. Chain 2 (Bitcoin): anchored in block 957020 (2026-07-07T09:18:01Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057100470.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2534e1c4dee3c21d5a58342d96f4d13d4a4902b4c6612a1a3b43ecab8e1858f4. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058330101.
Bagatelle No. 25 in A Minor, WoO 59 "Für Elise": Poco moto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x686de8a83a45f61b9179c93958d218da37143c1319d3dd1c46549338864d0ac2. 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/DEF056400390.
Consolations, S. 172: No. 3 in D-Flat Major. Lento, placido
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68914b61af9028d4a5b1fca0c39d6225b1e789e4daa2e4910dd218b3d10154e2. 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/DEF057900552.
Nun komm, der Heiden Heiland, BWV 659 - Arranged For Piano By Wilhelm Kempff
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x802881a1af7c3f44cd5e362b3b0c97cc46f1bbea0543a8fc71c8c475fcd32a60. 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/DEF057500590.
Piano Concerto No. 2 in B-Flat Major, Op. 83: III. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf83515b0b08ffd5c4917704f347dafd825ffeafc430c2cdd05066c092c65d9dc. 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/DEF056001143.
Piano Sonata No. 23 in F Minor, Op. 57 "Appassionata": III. Allegro ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1e19e1d36edb82e90959d9d4ec5714445539a159285575161027abf64e4d9c1. 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/DEF057301813.
Piano Concerto in A Minor, Op. 16: II. Adagio - attacca
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c5c4f898cdb7429104a410adbb5dc29b62c1fd56d11e701c0767af9813cde2b. 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/DEF059302021.
2 Arabesques, CD 74: No. 1, Andante con moto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d604a0c8c76ca069d0eadd41b05e5f6d3c50e2eea6b67df0229c05defef66ea. 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/DEF056903830.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e339b50fc6afaa96881d9b6b5506554b11bf521aef899ec1951126f5584b7db. 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/DEF057101355.
Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: II. Andantino semplice - Prestissimo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6e05ff94d1d73dd765ba796c1dfb6a7b8d0eddf752376400e193623b1f0023a. 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/DEF058500982.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dc0d6124388be9215e234046e0e2e2fcdf219b04e72ebb090f137cb38b0a1f5. 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/DEF059402310.
3 Intermezzi, Op. 117: No. 2 in B-Flat Minor. Andante non troppo e con molto espressione
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb57554056267aa6ae1aca2f4d613fe40e855ecdc93730aa90adca47b3132870. 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/DEF056301382.
10 Preludes, Op. 23: No. 5 Alla marcia in G Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39219239467594d528ff7b6b55428f2e526f822d12f5c48d176ee8aa9227b647. 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/DEF055900632.
Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37a423d07366e707877de8a98e3828b5dfcdb6fbf737615c166daa748a2c864a. 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/USSM12000665.
Piano Sonata No. 14 in C-sharp minor, Op. 27, No. 2, "Moonlight": I. Adagio sostenuto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x826d66cfed3ef797b873376536e7d082a653e7a202b4ed2c70391275aa9860f1. 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/USSM11902399.
Piano Sonata No. 8 in C minor, Op. 13, "Pathétique": II. Adagio cantabile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x305ea2a91021da65a50dfe46a4a34b49ff64ecaf3b7b70e80257290c50e78953. 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/USSM11902373.
Lyceum Philharmonic at American Heritage School
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbad1675c78d25730706d92f7389c3fa939d8c90f0b5a247193f29b9f945f2eb7. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/USQX91201526.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe09b2864b0104131bed3a5f9af542fe0b7acbb62672e460f7c65c3f6238588b1. 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/USQX91201528.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd78835b6767f2b0bddd41e26a73288243c08f54d2cd4ec4198e99980190b40bf. 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/USQX91902587.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee0a833a697f03ee90b0fc281d8f51e27a83cb047acec5cb734a5957ec9f77b5. 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/UKDNQ1521041.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedcbfade76fbde5c8ff950d53fad142fcc571aaffa42e15e783178bc2540dcf4. 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/UKDNQ1521059.
Carmen, WD 31 / Act 1: Prelude to Act 1 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5dde30630fdbbc3697fc356658db9b5b5697e23f27642559433f0e58f2152058. 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/DEF059102221.
Six Songs, Op. 34: II. Auf den Flügeln des Gesanges, MWV K86
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb58cdebfa1cff1a66d036ef9c09204fcbbffaf969d18014586dc32619c7f9db1. 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/DEN960700481.
String Quartet No. 14 in C Sharp Minor, Op. 131: II. Allegro molto vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7619ee8a0a96a6082275fb3a6c09861c7dfbd129b05805410ac02a5f21c3ba7. 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/DEF056300202.
Piano Concerto No. 21 in C Major, K. 467: II. Andante "Elvira Madigan"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2b9c3dd41a058beba3a36f404fc424ba6dcae339e479f27d930034e92c4d91b. 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/DEF056100241.
Estancia / Danzas del Ballet: II. Danza del trigo - Live At Centro de Acción Social por la Música, Sala Simón Bolivar, Caracas / 2008
Simón Bolívar Youth Orchestra of Venezuela
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x715c5f78bd00509475f246efd89b48cf6f2c9b0b2d8066bba09ca12bace4bf35. 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/DEN960800052.
Pavane pour une infante défunte, M. 19 (Version for Orchestra)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x335b9cbde584630e86017d5688c335da523fab4fa85d9fcc5df52cd28e297c8e. 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/DEF058100920.
Peer Gynt, Op. 23, Act IV: No. 13, Prelude. Morning Mood
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x981b80613555be5aade43e62e7f878d9dd0540a94d30658ba8bc914784dafbfd. 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/DEF058730004.
Le nozze di Figaro, K. 492, Act II: No. 12, Voi che sapete
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ca5506bd8adc49115dfc23afdffcae446dbd1c31804d55a0073e4e413a5dace. 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/DEF059430527.
Winterreise, D. 911: No. 5, Der Lindenbaum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe49efab85c544104c1d0551c4f9778938be4c7f3f8ff65334827f171b5935f75. 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/DEF057130105.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd04533cdbf0d7716b6f985d3f9057c4af4e127b56e535253fe99670abc9345ae. 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/DEF056730101.
24 Preludes, Op. 28: No. 3 in G Major. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28e7cc232527556cce47abb17e4a06dfc7f2f140146f8e191a81472d45a16323. 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/DEN960730503.
Cello Suite No. 1 in G Major, BWV 1007: I. Prélude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5738748d4e6d46c306e7a44b03e3a8e25d446a9720ff3617e5020d3a0ae3f77. 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/DEF056001321.
Suite No. 2 in B minor, BWV 1067: 7. Badinerie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfecaccc99e1051280ec4e72f8d1661d13037eed1aba1aa1283fa5261f56a87a. 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/DEF056702090.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd9c52ac4c66a6b38dba73276396afe60ee1ed48a5121f8b9f6eadf98012300e. 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/DEF055300004.
6 Bagatelles, Op. 126: No. 4 in B Minor. Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x686de8a83a45f61b9179c93958d218da37143c1319d3dd1c46549338864d0ac2. 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/DEF056400390.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a9d8f7103b622762e7d961484030e2e2d66bd5e11ec37e32b7533675b8e7bab. 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/DEF058600845.
Symphony No. 88 in G Major, Hob. I:88 "The Letter V": IV. Finale. Allegro con spirito
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ab3ace95dd8a48187067c1c0ab132a09c865b5ba3152ef1af7fbe2199a297b2. 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/DEF055100094.
Lucrezia Borgia / Act II: "Il segreto per esser felici"
Filarmonica del Teatro Comunale di Bologna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ac748a7cf65ee284fd3cb305fe8c313d891c54a7b2241007cf716938e68a401. 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/DEN960802200.
Carmen, WD 31, Act I: Habanera. L'amour est un oiseau rebelle
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8d8ddf68181f7e4b8d99228b7b9b6583ad6f06f72e3ac2e6f0bccf5df92c6bc. 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/DEF057730104.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x363a1d9cb6a356cf559a000e0719daa1ab05057b04a4cd04d6785ce61d73d71b. 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/DEF057130003.
Pictures at an Exhibition (Orch. Ravel): II. The Old Castle
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6daf5e91f587e2c242199564504179cb53f353bcd2ff30b4b48adea4cec5cdaa. 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/DEF057600176.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeedb697b958f730eb0146d10b6e6cf2ff3d5e4f04e2645cf935cec5272695e64. 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/DEN960900860.
The Well-Tempered Clavier, Book I, BWV 846-869: Prelude and Fugue No. 1 in C Major, BWV 846
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x809331f46e5c1a929ca884913ad3d9a0b85b71fc0738308ba3f1c6cd19df9304. 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/DEN960300350.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86026ca1ca2619bd417827201df9bb53367ca234cc698006d04678bba2d8d54e. 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/DEF058003351.
Violin Concerto No. 2 in E Major, BWV 1042: III. Allegro assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfac3ff14d4914049f6d63e6031d1be3d41ccd8f03766b2f61f903761fcff84e. 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/DEN960200933.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9cf3080bd4272c02104a9991f0fdfc0b8789c63a25ee23407f6ddb363a9e0e7. 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/DEF057930720.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf67a4e700665c7792fd14883a4b46cf2c7c15938c375a644ef42d3ab99e7e954. 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/GBF071900150.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00bcff004c8f6a6fcc72200e2487edc19aa456b7972add7182f440edb1cfee4b. 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/AUUM72100007.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x974a63af302554bf43ba720b0da2e6d0020685376f768bd8967ec413895b05d3. 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/GBF071401980.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2534e1c4dee3c21d5a58342d96f4d13d4a4902b4c6612a1a3b43ecab8e1858f4. 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/DEF058330101.
Consolations, S. 172: No. 3 Lento, placido
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68914b61af9028d4a5b1fca0c39d6225b1e789e4daa2e4910dd218b3d10154e2. 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/DEF057900552.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75f284d803ff7a2a1946e11bca340eabadeae80322e0d18d20ce39652fe2add0. 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/DEN961903320.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa91a18b42c9fae79bbc263abe6c4517bdab18cad02d58afca4c5b24a9973e37. 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/GBUM72100437.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x202f9679c0e2c8c54d7fd15891662eca727c6fe829652a80be58a9d62a704163. 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/NLF7S1400007.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68deb429fda4290e98e85d30b781ded9325006da88cbc6d42294ebaca085bcb4. 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/GBUM71406943.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ede1ff9bbaa06bbcefbc8934ff44c388282c56c2a9a0e9cb19142a57cfee6f9. 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/DEN961800450.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb62ef76d100803139cd488d844c9b222ff6edb0203de0a258d4e66e9c41f21df. 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/DEN961800500.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x143592970e276a328f93159e09b6e8806274e59e02bfb83ce4a36e27ed6e58e6. 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/FRZ038401150.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ae649431889941e47bc178985ff810e6475ff44908983108b867fc1bf5c29b0. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/NLA508692113.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a88bd5577ac4c0965e4f09bbc6d206509fbfdbb26dfb3fbbb304af6ca151ea2. 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/USUG12000362.
Piano Sonata No. 14 in C Minor, K. 457: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x280f46fc3de09069de4a09c1ecc347b25ae5ac28e042bd3ccc50bcb03f5a722e. 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/DEF059002022.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeca4549f682918b76a773ecb6e8c312a58b3100017a0c3b7480192b679b8f6b7. 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/ITB280400098.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63905f6702aef394a05d343763a84e4a9c73013b9d12774ee60f36b175e4683f. 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/DEN961800280.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66c5236d7d02191cbca1075d469745c8387d6675339582a237774b8dc07b9ef2. 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/DEN961800270.
My Father's Favourite - From "Sense & Sensibility"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdff16addc1cbacf4b15e9b12c0846914c9a04c0c0261ff4620f4ca9d73fbce3e. 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/AUUM72100004.
So You Think You Don't Like Classical Music? Vol. 1
I giorni (Arr. For Violin, Piano And String Orchestra)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69fc06f37a4d9f4b9f97f5d95333b81c9526055fb77221bc3afbfe7af898deb9. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEN961201740.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb01efd60c32d85ebe5b5aee465f167a3e53c228e7c2ba2545672b04f6adc71a8. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), 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/GBUM71029454.
Recomposed By Max Richter: Vivaldi, The Four Seasons: Spring 1 - 2012
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18ed3273da0ce5a08844a473ce4cba3535ca99b2ce00b5fba70c475e1fa36b3c. 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/DEUM71201995.
6 Moments musicaux, Op. 16: No. 5 in D flat, Adagio sostenuto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1fbee2e853407d0494cd0bb16bae38b710fe5411deca7bb1a9a2dcfa4c5fe79. 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/GBF071202895.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f5e7bddbc52bdddea3f1739d0f97d7215c240f09e3b11f9d0523d885d440e33. 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/DEN960701270.
24 Préludes, Op. 28: 15. Sostenuto in D-Flat Major ("Raindrop")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeba9128061a01678963c402b4613a491f7537bf496b4514a4c4687c1746a68cf. 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/DEF058930315.
Eternal Source Of Light Divine (Ode For The Birthday Of Queen Anne), HWV 74
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a91e12d50dd2ba60ed31eb18f7d3f83e10f2bc6158a649841bc59d148d1524a. 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/GBUM70700405.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb21483b5182c5543ede938349de86c15a5f7182e4f514bfb7b25383de3c0581. 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/GBF071201980.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8c71c6b18b34ade2ec9c0cb69a7929971d00e3880e72d2364d41ffb0ec084e8. 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/GBUM71029453.
Appalachian Spring Suite: I. Very Slowly
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5b46be05dfe24737588aee5895a12c47a8def60019f41f79a8763120b839379. 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/GBF077610371.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2aafa8455fc143e536e7d476bf30d0b9bfce9598aea02f934836168fafd2854e. 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/GBEKZ0400136.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c41f5f166808bb5a1f20589efd925a4d70b33f92180dc74c9ba161f538120f7. 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/GBF078341410.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5738748d4e6d46c306e7a44b03e3a8e25d446a9720ff3617e5020d3a0ae3f77. 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/DEF056001321.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba02deef1f0f7f0d6620c67b1a884f898a53ac09e942280458178ad680cd9c3b. 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/GBF077210001.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa539a24df402a1acbbce5385bdfaa2be78150b18cbdefa9a46f25a4c1b5876d1. 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/GBUM70700421.
Quatre Motets, Op. 10: Ubi caritas et amor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x123ea148e2bd10f32f273f97d2fd82347a3df5365149165520bbc3c7dc97b44a. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/GBUM71029461.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a4d9f9c6acc41347241d5d7da06175a79978f8c84f95fb76ff2a6860de85927. 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/GBUM70902410.
Lakmé / Act 1: Viens, Mallika, ... Dôme épais (Flower Duet)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76eecc78ad97c71520dff62bd596e24b914d586a86addaad7f117a41f0ae69c6. 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/GBF076711260.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x203b72781e9890cfb5456180de8971bfa8858e99fed143915bae51dcf075b681. 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/GBF078341401.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc041a73cf2e9ba9b005b6677cd6f0253b3cd1488c9032211c00b0dc7eb9200c4. 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/GBEJP0315003.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94198d22b9914438817686c7bc0bdce0331bf473ebf5e0a83a29f182dad83127. 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/GBF071302820.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf70d88adfb9a4cd1c23080cac89c38bf535a658f585487d7c088e2a9b9b1958b. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079540817.
Waltz No. 6 in D-Flat Major, Op. 64 No. 1 "Minute Waltz"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f6d83d62319bf4150e2ccd51fde237d2e8b7af6bdaa39a659283cbdbae61eb4. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/GBF079910430.
12 Etudes, Op. 25: No. 6 In G Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb6c5a1c63a2d5a72090da931601c47ec4326e6594194210839f6f0e8b14f803. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/GBF071440306.
Nocturne No. 19 in E Minor, Op. 72, No. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20ff32a53828675f3446f843359bf842d58baf5ca01fdba1bb78a3f0ba72ddbd. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1100450.
12 Études, Op. 10: No. 12 in C Minor "Revolutionary"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6dcf9de3202b40bd735b7483236d7758d5a4c6578d24b7bca314f0394570cf14. 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/DEF057230011.
24 Preludes, Op. 28: No. 11 in B Major. Vivace - Recorded 1974
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31f2830da63f438ed53ce2d2b79b8eae82eac9f21c32ef489406e6bdda90191e. 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/DEF057430611.
Fantaisie-Impromptu in C-Sharp Minor, Op. 66
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x728c2fed92facb7b5bed5d139b7486d4ed14f3f268b141af4b84d5dcd16c548e. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961700570.
12 Etudes, Op. 25: No. 1 In A Flat Major - "Harp Study"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x823af7e8885eb2774fb2f27b541c71a52496d635e607cebff92f70ec6daba077. 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/GBF071440301.
Mazurka No. 5 in B-Flat Major, Op. 7 No. 1. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x123fcaf4c45baf59ccab75af39c8bacf610e45ef09ff3bf5200e79a7bcbc6e78. 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/GBF078340605.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1660aa54a3eeb98d752c81ebb5e0237b5c1c89fa1a869226e231ff8a1a3b383. 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/DEF057530507.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5c7cbb86384748f6bef5d19273786beb0abf236f2d25629a979e32732ebe683. 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/GBF078040207.
24 Préludes, Op. 28: No. 7 in A Major: Andantino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x517b03c6d6f7f6515890289130d8ee2c67e7d75708df25cae449c86b11da686a. 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/DEF057131107.
Waltz No. 8 in A-Flat Major, Op. 64 No. 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53ee14fed490ff2bb06e6d4ed8219998eefd05a4661ba92b6c19fe2cadeb816c. 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/GBF077611553.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a2edb8e284af9213cdab48ed7b6146a6b9c927680112a9364f5974e2135bca6. 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/NLA507812603.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb07ec2faf2d4780ff05996a3770a5751b59e355d0e0d66160b6bf3c4d560b846. 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/GBF078140412.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4162046f34c75f20a3ea1af0fa773640c4a4be49c84d78e0422011f509346f09. 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/DEF059902580.
24 Préludes, Op. 28: No. 21 in B-Flat Major: Cantabile - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa053a802063102732f418d9bfb99ae1f177111cf3fbe515fbad1ca77d16db23a. 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/PLC701552421.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c3f4779b9cb742d45354e7fbfb77d8c2e8858d4babfb03feaaae32287257983. 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/DEF059902590.
Mazurka No. 34 in C Major, Op. 56 No. 2. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f88fab95f08d772ce678ec044848f1c7800fd7c0258f0af42ade5b8f1707fe8. 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/DEN961801612.
Waltz No. 6 in D Flat, Op. 64 No. 1 -"Minute"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c1aa5feed445ae9010ab7e6927a7c680a5ffe978d99d3c052d140b4bcf63dc3. 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/NLA508101906.
Waltz No. 7 in C-Sharp Minor, Op. 64 No. 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54ba9f534b35b7daa6b630f2d1f6ad0e7eaf84f0ac3816162739ae89df10982f. 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/DEN960801600.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae47c1b0f0061cdba7a3d39b8a59f7f5053507f90596a2d538920b087e60193c. 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/DEF059603310.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04159755872dc45be781d1fb37018743752b7c4547918e26267b78755d417c42. 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/DEF056730720.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcbda303768f85acf70f7d2a9788ea238fb045a14c4c705414aa11256319c3e9. 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/GBBBB0102006.
Waltz No. 8 in A-Flat Major, Op. 64, No. 3 (Arr. Godowsky)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5daaf09f5550eac7616c7a4822baa9b2c747b69ccd4a79f59285452713150db7. 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/GBF077742910.
Variation sur la marche des Puritains de Bellini, KK Anh. Ia/5 (Var. 6 of Hexaméron by Liszt, S. 392)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x119e04d990c36f93b9fd52d20739541598ef5624756c60a40734a69c9dd05989. 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/GBF078240314.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15689e3912d79986047dcb606e2cb23ed471d3b89d94f4eac894abe446922163. 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/DEF059902550.
Piano Sonata No. 2 in B-Flat Minor, Op. 35: IV. Finale (Presto)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf513e71598667d08493510cec37a0136f6e23e10cd0f647d1908ab01f2c4dce. 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/DEF059103044.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe57bc4748f6826fd3bbbbfb3f9d59bf54db854733696ced611af445cfbe0e2fe. 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/DEF056730730.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbcc229bc53fbaba9d41126fe68c51d1b42840cee4a675a8e46b4699ba33872a3. 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/GBF077940409.
3 Mazurkas, Op. 63: No. 2 In F Minor. Lento
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x077bba7334321a57d73883efa60786827fc2362b0bb300a21ae5a54dade05071. 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/DEN961600382.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6399348c72f2d98ee6ae32c4506e3e2de0a7742605391d19d23ac0927983b733. 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/GBF078240204.
24 Préludes, Op. 28, C. 166-189: No. 9 Largo in E Major, C. 174 - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc49cf72ab5dedd87f2a093c3f3c47b02811cac8de6c5b4412059938065e4fd8b. 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/DEN961330609.
3 Mazurkas, Op. 59: No. 1 in A Minor. Moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x094a735192f28240f5917dc361c1ca5aaa6dffab75826bbae67721d616a06480. 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/DEN961600351.
Mazurka No. 38 In F Sharp Minor Op. 59 No. 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29530e018991179bce3df6084812f247d29b4c19a6280706711f4486cd1bb7c7. 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/DEF056730740.
Waltz No. 5 in A flat, Op. 42 - "Grande valse"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57eefd50bed2bfcc060da754d01ed5ed060a57375e63367e8078ac524205fdce. 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/GBF079540805.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ecaa09ca3c17f87e5a904664c0e1c23c7ddb489b1593b24d704dd02c8118aae. 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/GBF071440304.
Waltz No. 13 in D-Flat Major, Op. 70 No. 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a56e90b461d42d732c621d828977f75ec94b8d6f94878b0239a70b5d9856d50. 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/GBF078140404.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa1ced5961ad0c12d46fa9e56b355d8f041417e7a1273bc606419d9416319e35. 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/GBF078441310.
3 Mazurkas, Op. 59: No. 3 in F-Sharp Minor. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bdedfe5c196a5f2c7f3faa02eb7cb146369a54d18a82aa594e2e767db3e76bd. 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/DEN961600353.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x454a980ed7b17450d2d02fd40c49bb768fbd88414ee78e37fd80ba7b19e318da. 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/GBF078541808.
Piano Sonata No. 3 in B Minor, Op. 58: II. Scherzo. Molto vivace - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76979a5b6102b3d28020dce0a8ff6940c3febe39b7fc0d57e3580a4a593c7ae0. 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/DEF056730782.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf508fce6030bc77d28e007ad1e0db8482e691e57dbb2e3b0eb61bf50dc489042. 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/GBF071440302.
Introduction And Polonaise, Op. 3: Introduction - Lento - Excerpt / Live At Concert Hall, Kyoto / 2000
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91e9b850dd771c7536e682888fd5679a705d0eb0e94eca194935dc12a55e4458. 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/DEN960000684.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52a50f3774ab33b26a243ca7415a2dadb2ce058a4cf375719deb45ef1f6faf7e. 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/NLA507812606.
Mazurka No. 22 in G sharp minor, Op. 33 No. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30f5175ed9478e56f4b931465ed62a4fb62c80e155e4cc2be577c823db3720cc. 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/NLA509509015.
24 Préludes, Op. 28, C. 166-189: No. 20. Largo in C Minor, C. 185 - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9723787d4ba6f14cbbefb22d618e3f2f70fa669d561c5b22c3400e7d09c6b17f. 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/DEN961330620.
12 Etudes, Op. 25: No. 6 in G-Sharp Minor "Thirds"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x007513bff4fc512cfb6ff5179ba099005f056ef095fc4fddc727a19d7f84b120. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059603340.
Ballade No. 1 in G Minor, Op. 23 - Pt. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb190b74aaf7cd65c0ddc1dccbc1ef282e10301a40ee5dd810b8ed83eff55a5e8. 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/DEF056507161.
Ballade No. 1 in G Minor, Op. 23 - Pt. 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6713c4dfc1793fc0d7eb38d53ed034e97a8e8db1e286b7fe0c4cebc1fca7afa. 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/DEF056507163.
Ballade No. 1 in G Minor, Op. 23 - Pt. 6
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd27200467f88ef70a80f485c58da9f89031c7b840d6a68e40fe259dd78c3210. 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/DEF056507166.
Ballade No. 1 in G Minor, Op. 23 - Pt. 8
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42724646c716d486f7c5f9bc45de7af1fcddbe1effa7fb9e116e948e98e6a460. 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/DEF056507168.
Impromptu No. 1 in A-Flat, Op. 29 - Pt. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa179008a5d076fe498456f904ed09e36e192c4eb95aba09297f6e299763256ec. 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/DEF059603321.
Impromptu No. 1 in A-Flat, Op. 29 - Pt. 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28bb5ef9eeb75ad471741ac4fefc2c57a661fd0ea4ea54692461e39325d7b88e. 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/DEF059603322.
Impromptu No. 1 in A-Flat, Op. 29 - Pt. 4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ff9b7269681143ee010cf0032c3abe14aadcce93728360b174e70f8b997b81c. 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/DEF059603324.
Introduction and Variations on a German National Air Op. posth. (KK 925-927) - Pt. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dd6236d15c18e0b9afdae90041afaa257bf1140d7a5f06bd9a357f2ccf69bbd. 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/DEF056502061.
Introduction and Variations on a German National Air Op. posth. (KK 925-927) - Pt. 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6dd95a8eeca73e5751a302c0263ddcc858c45120fd35ba703ecb05d4992d1c41. 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/DEF056502062.
Introduction and Variations on a German National Air Op. posth. (KK 925-927) - Pt. 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce102f561d4a7ba48184abc5bbac9e8599eb05981abbe941f0fe16e09d7a8d2f. 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/DEF056502063.
Introduction and Variations on a German National Air Op. posth. (KK 925-927) - Pt. 4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30299724653b8001869afb0c8988926a5b2a2e9493cf9a0f207ce66afb3aafaf. 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/DEF056502064.
Nocturne No. 1 in B-Flat Minor, Op. 9 No. 1 - Pt. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x659be700723f00acb1ed2aebad550ae2c4d6788c6d7de4cf13f6c346767ad312. 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/DEF056507171.
Nocturne No. 1 in B-Flat Minor, Op. 9 No. 1 - Pt. 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12e4c11c66016722c3a03053601cfb8999a47d17deb641cef750c24347c0dcc5. 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/DEF056507172.
Nocturne No. 1 in B-Flat Minor, Op. 9 No. 1 - Pt. 4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7007aca47cc0cf6cbb6d1e576cd43c5873cacbcf5fc52bb376c6319cfc4dba2. 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/DEF056507174.
Nocturne No. 1 in B-Flat Minor, Op. 9 No. 1 - Pt. 5
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30b9e49d9402b63beec9706211a92bfbabcd9c607f3c24c3de552242d538308c. 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/DEF056507175.
Nocturne No. 1 in B-Flat Minor, Op. 9 No. 1 - Pt. 6
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22edf3e35c4362eba31a4c8a6b05dc5fbaa26dcd250e6739196280989303ef66. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEF056507176.
Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre - Pt. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2961b7ac3000bad1416f495bfe77102bebf10ec722cc177e05069e6a54832f67. 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/DEF057409701.
Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre - Pt. 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18dfd801e0c469c8db984044d3c20ea0852c1a0b82fd847353b95d3a88fec478. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEF057409703.
Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre - Pt. 7
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec1e99f137c9b9721430883d7395966b14f940e9977103fe49fdec89b51d338b. 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/DEF057409707.
Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre - Pt. 8
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4b24402d3bf5625e8eedb57eded906017da54008a74e163709fb817f9115315. 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/DEF057409708.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1815e39725569bf3f4e08814f9d0444c62e056dc4fc3237a6e8de05b169bb7f5. 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/NLA507722829.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3b4d6587252c601c091a1d8d0e1efe6371fd346f2e7f75bd78530aa91ac93e0. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEF059902330.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2645e158664b733be53f2f6613d6b1d2decfc0deca73a93169d5019ddc7d59c. 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/GBF078441314.
Mazurka No. 34 in C Major, Op. 56 No. 2: Vivace (I)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6178dd7d12ed6e73026870e04e7c0784296db4718cbe553b5a7493667da6aab1. 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/DEF057100370.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc2e7ea1c0cc908e1ae6be7e1f17083d3fb2f9738954f5528580ef0e80d10e82. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF050500021.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x211c323a4ad8afa6b06b794324792e1add1dcc02c1d19241e582475ca843a234. 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/GBBBB0102012.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89da1bdae3971c924b54599174e73aca4c1f635938e5d27cec3be2885df5d416. 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/NLA507812601.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa56ce33d0b7e97f45cd5e9cb3215a19d14978240e2e9d90fd29cf171c26d74f4. 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/DEN960200015.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56f60e0ca78f011490ccc5d2ca2b382f285340d9e811f9315cab590ede8e780c. 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/GBF078340511.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5afd5dc603dadd3e01d261e80b2873a4f39ad954d09a8a200595100dbae92e59. 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/NLA508101918.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59b6aa71466d7610be333ed519ad5111391397f3535f959d1c2ab6b9597c7eb2. 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/DEF059103142.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fb5b68ae8b86f8e757d58aa31eea5f19b6628e2683c08e8122c575fb38b453a. 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/NLA508101917.
12 Etudes, Op. 10: No. 4 In C Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x388e74f5aaffa47832406028c0b5c7d025c5ecebd075a105d249dbbff21dfcbe. 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/GBF071440204.
Waltz No. 12 in F minor/A flat, Op. 70 No. 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8114d1528f2b5f6b03d877a135c762220f7938cd83b4e055e801c3431699c57. 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/NLA508101912.
"A Serenade for Spring" - Classical Piano
Choral "Gib dich zufrieden und sei stille", BWV 511 (Notebook for Anna Magdalena Bach, 1725)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cbc1db11c89fc82495b6490f3d0ee8564844fa43370d1a43b253769c6b67858. 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/DEN962131730.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e76dc20c4e90d00c8e6207159ce1c2c1a14a8a085b833526ba1511c576a4925. 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/DEF056500620.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b7b521ed774492f233d6396152042db887fe74ebf633dbfe02ba33c480421c7. 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/DEUM70807052.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6427c333123fbdb373d3a67dae2ceb6a7c6690b706c0025f8028058d8b3e7d50. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/NLA507400665.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03789149ad86e30cb6a4ca3de7e3314c09b6748b8805c0c30105a441c723eecd. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEF059604150.
Mazurka No. 28 in B Major, Op. 41 No. 3. Animato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5d91497cd8dfd109303116c38a0d2a77c56908537816db404abdcdf28d80cf5. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/GBF078140508.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x544e4c5b71cb8a6c2371c2538cfd3450f97da42d9ffecfa3b74797421ba35585. 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/NLA509610714.
24 Préludes, Op. 28, C. 166-189: 18 in F Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5505f39d28a79f3a41abc76c55c19f1707d4f365e9d75732cb5aca21ec1c684. 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/GBF077441618.
Wiosna, Op. 74 No. 2 (Version for Solo Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x612ebfb151dd9db96888e0f8d122caa91c6438818898b39d3bf3b7dcbb6f4a79. 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/GBF078441313.
Three Ecossaises Op. Post 72, No. 3 - 1, 2 + 3: No. 1 In D Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x026650f69aa289338e3ee92e2c902bc9432c810f62092cd0926530c6026be856. 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/DEF059902440.
Sinfonia (3-Part Invention) No. 3 in D Major, BWV 789
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9a35857f64351a959661b6bb56bbc8a2d9383b366ea34847a7f5239ca7e1640. 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/GBF078340118.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e47bd3ae1687846515b392fa8fe79f98041f9e7521fd334920f2db240d3865f. 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/DEF059231105.
Piano Sonata No. 26 in E-Flat Major, Op. 81a "Les Adieux": I. Das Lebewohl. Adagio - Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x915d2a45218bb8b6f1c9379bccc39df55f529483c626fbd4bf57e585a2959021. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEF057401604.
24 Préludes, Op. 28: 12. In G Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f33cd0a33d2132d4fb4056b4ca37f702526e4301aa7116a0d6384cc98b72bf6. 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/DEF058930312.
Piano Sonata No. 8 in C Minor, Op. 13 "Pathétique": II. Adagio cantabile - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd143188ec33778ba4a161a1a18cd139e78feb7469561a9eaae317ae2f1ebb145. 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/GBUM72402189.
Piano Sonata No. 32 in C Minor, Op. 111: II. Arietta - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa94f1a7f66bf3f266301f7e98f668835b6fe30366aeaa5deb97c8ea52ef7f511. 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/GBUM72402962.
Piano Sonata No. 32 in C Minor, Op. 111: Maestoso – Allegro con brio ed appassionato - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04c5c91d0d552f5123ee0e3d308256267eb8edc53349d66552f988c4f6b43365. 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/GBUM72406029.
The Well-Tempered Clavier: Prelude No. 22 in B-Flat Minor, BWV 867/1 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd750ff82e1975c5e9961e5c19ba75fddb568505ae8e612d03b28ac5cde151bd3. 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/GBUM72404921.
Partita No. 2 in C Minor, BWV 826: Allemande - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65e07ae6758df3c84cdb8e874bb741505ada49051a106c3c0badb00dc9e22c55. 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/GBUM72405034.
Mazurka No. 32 in C-Sharp Minor, Op. 50 No. 3 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dbecb1336c39d6aae2bba93070a7503a5de4e5c4cd0122fa6789076ac10f04e. 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/GBUM72403743.
6 Bagatelles, Op. 126: No. 4 in B Minor - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccdc034c9b1898fc1a98589fa11734f6ecc93dd3b9ae4fc6911d4fb4fb87bf63. 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/GBUM72405317.
Piano Sonata No. 27 in E Minor, Op. 90: Nicht zu geschwind und sehr singbar vorgetragen - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93200edbc18e2dd698f4371009a9040686213c53694126ab144db6e866f10686. 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/GBUM72406033.
Nocturne No. 15 in F Minor, Op. 55 No. 1 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7edb1f22f3d982f886e92432038b4528417fe25a3245da191dfe31725d1557f. 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/GBUM72405654.
Mazurka in C-Sharp Minor, Op. 41 No. 4 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x126d27ad61631dd9162a8d55986fae364b19dff34fb126a0478050fca40a79eb. 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/GBUM72405033.
Polonaise in G-Flat Major, KK IVa/8 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9f6952b152ca719a081d98d1cc2b91f306c9edc6270a3e21c8ab98646db5121. 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/GBUM72406491.
Jesu, der du meine Seele, BWV 78: Wir eilen mit schwachen (Arr. Rummel for Piano) - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78f8a3500923228ed332ef571b6bf57087d8b2599da9042e79df59ce98dc9d8d. 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/GBUM72404558.
Air on the G String (Arr. Siloti for Piano) - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b573aacd92a7ecf4bb1986079e7dde23c244b1ac59c5adbb1f6039b546ff557. 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/GBUM72402659.
6 Bagatelles, Op. 126: No. 6 in E-Flat Major - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf84fcdb5857b2ead470e712cca3add2a4b23de24013ae3d424730ce2ee9c865. 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/GBUM72403115.
The Well-Tempered Clavier: Prelude No. 8 in E-Flat Minor, BWV 853/1 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83f7d714f79ec8450eaa84426c7b4bf35845c6aa12808a3235e5cb3ac071fb41. 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/GBUM72404922.
12 Etudes, Op. 25: No. 10 in B Minor "Octave" - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcabc3d2bd395d446923b463770d0222efcdcc44d64f922bbf2f8c9c0ad5c1bf. 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/GBUM72404180.
Bagatelle No. 6 in D Major, Op. 33 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x133ce25406de3b515e39bca09c24416b15e9ec13ca5ce5ab3a4537fb1d904b2f. 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/GBUM72402791.
Magnificat in D Major, BWV 243: Esurientes implevit bonis (Arr. Rummel for Piano) - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2367112e1ed81b739d90ac0e0d7434dba482604adde0cd32100bb7cd835f0d56. 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/GBUM72404654.
Pathétique Sonata, Op. 13: Rondo. Allegro - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3e8fdd86ea9d8d3f82a422f0a90c2bcabc4e73e6cfac62cbe56aa9705b23366. 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/GBUM72402654.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79e29834cc93ceef8a6107ca9dfd4a365ef8569c773fdfb411fc86988d85093e. 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/GBUM72404184.
Liebster Gott, wenn werd ich sterben?, BWV 8 (Arr. Saint-Saëns for Piano) - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ac0d7314e41253d80c64f44ded72da56fe72a899a6d49dd4f4e9f3f5001a222. 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/GBUM72403407.
Nocturne No. 14 in F-Sharp Minor, Op. 48 No. 2 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5985e31e1ab75c5d514319a8df4acb6687436ad1bf2130d385e187a8bbbe87ac. 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/GBUM72402339.
Prelude No. 24 in B Minor, BWV 869/1 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43c7196b17ef21b3e289aedd1d870b17cc8af0319774f9f8f7b02c17d83939fa. 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/GBUM72403117.
Ach bleib' bei uns, Herr Jesu Christ, BWV 649 (Arr. Vaughan Williams) - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb632912cb3e136d027f7078bf7502a642b21a62e235a00214ec07b3023308bde. 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/GBUM72402642.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe36fbc79cfd573d30b5fa920bb44cd6e74a0a7c688c024b0f48ed6986074a0d5. 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/GBUM72402792.
24 Preludes, Op. 28: No. 15 in D-Flat Major "Raindrop Prelude" - Edit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1eb94314dc621654bf35400129c0a76aea2141acb12d20faf667c5c79bf024c. 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/GBUM72402333.
Partita No. 4 in D Major, BWV 828: Gigue - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4b4c8805ffd0a7528f9ed1ca947640916001ff2b606f7cdde0d4da7084c6589. 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/GBUM72404917.
Nocturne No. 4 in F Major, Op. 15 No. 1 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x102bfe7a3e3cc3455e526109233d3c1a9a253af71d861c1ba19318edbb5f7775. 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/GBUM72402516.
Presto (Bagatelle) in C Minor, WoO 52 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd8add0beb20591026ea7e02c0b06a57544660fa1ceeb46deb195b8268da44ba. 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/GBUM72404657.
Variations on "Là ci darem la mano", Op. 2 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0578059f89427fd6a824c75f0e788eb8bdf93d2d548fa97073e0050e457d5aa3. 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/GBUM72405325.
Mazurka No. 33 in B Major, Op. 56 No. 1 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97526ba3b6fb0c510d0b20c69ddc32cda8c110fb029b624ea3945d1433edf26d. 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/GBUM72403972.
Fantasia and Fugue in C Minor, BWV 537 (Arr. Albert for Piano): Prelude - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4bd7b498ea7e2799771014cbcc925779398b76392782cfb52d4092cf6bdb0b3. 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/GBUM72404559.
Polonaise in B-Flat Minor, KK IVa/5 - Excerpt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0afdf0d99b3ea15cff36581b6f751888d8b31053071c23bf3f4167cc489ea79. 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/GBUM72405035.
Brandenburg Concerto No. 3 in G Major, BWV 1048: Allegro (Arr. Friedman for Piano) - Edit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2b5f5ead84729c986b66a670930a79fdd33f6cbc876fe39c0cc910ad56c48b7. 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/GBUM72404557.
16 Waltzes, Op. 39: No. 6 in C-Sharp Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9404d4cc7d017dbb44f7dcfd1cfc083ec8665c5a88013127d9d21787ece88976. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEF058031005.
Piano Sonata in B minor, S.178: Allegro moderato-
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x901bde5e3072ecfd32c2bd2ffbd56f590f0be0e2c6d40ab737b97ab9fd1dd8f5. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEF058904911.
Lieder ohne Worte, Op. 19: No. 6 in G Minor (Andante sostenuto) "Venetian Gondola Song", MWV U78
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x351c812f0315a7fdff208e3345ce31eb141bfc836abf39038bfc26929c20fbb2. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/DEN961802220.
Grand Duo concertant S.128: Variation II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48c84c590edce5251118ee95527bc2204ffaadbf9be5a8a1a9f8f73f4085a065. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEF059304794.
Lieder ohne Worte, Op. 67: 4. Presto "The Bee's Wedding"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6917033f5e8a915dd30488531fe9d4e611ee56804ed2ffaa2f975752194b9f5. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/GBF078641302.
Piano Sonata in B Minor, S. 178: IIIa. Andante sostenuto –
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe144fc08fb8a5b24c5773e16336e3760fc7fa9c18b82cee3bc64c782a7993b7b. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEF057132305.
Variations on a Theme by Haydn, Op. 56a: Variation V: Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34eb037688f732b9ed898b678c994e7d0fd3edaac18881fd8aa4f551899198d1. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-16T23:13:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507928706.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x995c4a465cb665a68dcf06ac51c95470b93da4d8e5ab077d638b39bcf28c28d9. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEN961700510.
Rondo capriccioso in E Major, Op. 14, MWV U67: I. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d81ebf6c2e003173d9139ec28788f45b5158b526b4e45499e218013daed0592. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961802211.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf19e8d74663a7961d59935ac81a82e8c36c4a8efb27580b1506a822a641f0434. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059902540.
24 Préludes, Op. 28, C. 166-189: No. 12 Presto in G-Sharp Minor, C. 177 - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0631ac33d1f3093f74b80ef28205837f567cb92dcbad0f47e2efb170c8d7a7e. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEN961330612.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6f32cdd67718d5e523a965915335a3def71343442515144598104e67e02061b. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078441315.
Contredanse in G-Flat Major, KK Anh. Ia/4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6331dfec19b96cab71b89ad5ad277fb97bfa6004fcc7548ecc65be6b4b38eb3. 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/GBF077940509.
3 Mazurkas, Op. 63: No. 3 in C-Sharp Minor. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c7592dd75e92f7574f1a52b87fc50b3cf6e004b2a5afc90ec8815ac61410bcb. 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/DEN961600383.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ebb74535d8d662913e282d6c33ff7b4d2208f4fcb11bf334ac384da347dc744. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056730650.
12 Études, Op. 25: No. 9 in G-Flat Major "Butterfly Wings"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x560a0cca74f9911e8b663627635fd0085e55da1bc1bc6eaf86f0c5d51f1818ce. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057230108.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcbda303768f85acf70f7d2a9788ea238fb045a14c4c705414aa11256319c3e9. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBB0102006.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5afd5dc603dadd3e01d261e80b2873a4f39ad954d09a8a200595100dbae92e59. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508101918.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c3f4779b9cb742d45354e7fbfb77d8c2e8858d4babfb03feaaae32287257983. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059902590.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x454a980ed7b17450d2d02fd40c49bb768fbd88414ee78e37fd80ba7b19e318da. Chain 2 (Bitcoin): anchored in block 957056 (2026-07-07T15:15:30Z), 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/GBF078541808.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6178dd7d12ed6e73026870e04e7c0784296db4718cbe553b5a7493667da6aab1. 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/DEF057100370.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f33cd0a33d2132d4fb4056b4ca37f702526e4301aa7116a0d6384cc98b72bf6. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058930312.
12 Études, Op. 25: No. 3 in F Major "The Horseman"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66cb905cc299fc297b6fbc9f49c55abbd81fcbc3cdb3a56be96d0c48f29971bb. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961330203.
3 Nouvelles études, KK IIb/3: No. 2 in D-Flat Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xace8c18369088aaf36fe3f5636307dc83b99f483601d2a1d4ce7bf916c4438a3. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078240211.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbbfeda179815b3db8e2a38bffa3fa2723b30ce5b05553cffb20ebbc9167cbe2. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079540806.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89da1bdae3971c924b54599174e73aca4c1f635938e5d27cec3be2885df5d416. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507812601.
Feuille D'Album In E, Op. posth.: Moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86d2fc12887812c2ba1143b7ab972f6e43c97234ce37418caf6225e1afe13879. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059902360.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc2e203fa9b108310254b16ba4751b33fe8063f0439bd4b9a7b258ab510ff7af. 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/DEF056730660.
Préludes / Book 1, L. 117: 8. La fille aux cheveux de lin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0ebb62c3a22e378e14a5383b7693c30695910f30ef451923949baba93db008b. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA7171308.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x633c0360d84da7650eba38b2abad03063434603c06ee92fbb75643e51361d011. 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/DEF059103910.
24 Préludes, Op. 28: 8. Molto agitato in F-Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3ee5cfe70f0880c24ed80d18ca515975da5e631a1b2f3e7912c45e91cebebb8. 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/DEF058930308.
24 Préludes, Op. 28: 4. Largo in E Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cad50b82d2549795731390c5ac4eb0ab48f8815d0a34be6a0269d17196cbc98. Chain 2 (Bitcoin): anchored in block 957050 (2026-07-07T14:41:13Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058930304.
Pictures at an Exhibition: Promenade. Allegro giusto, nel modo rustico, senza allegrezza, ma poco sostenuto - attacca
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1315ec2f0749d16adab9ad4e28a3aa603617c06890f1fc7ee44536aeef0f8ef6. 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/DEF059531301.
Pictures at an Exhibition: Gnomus. Sempre vivo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6483798f5175b1f9624c07db697914b4c48f34cbc0de0ea9ee6983ed0b91ace. 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/DEF059531302.
Pictures at an Exhibition: Promenade. Moderato commodo assai e con delicatezza - attacca
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b7eece75c28d194fd0309ee7c550439d3228b35d2b0e00d593a2aabffb795c5. 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/DEF059531303.
Pictures at an Exhibition: Promenade. Moderato non tanto, pesamente - attacca
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02f5c9857a86edccacebcd88550b6c0d9e4908f087028c4a58649c9e82520262. 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/DEF059531305.
Pictures at an Exhibition: The Tuileries Gardens. Allegretto Non Troppo Troppo, Capriccioso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf87352e525a6fe8bee5c2230d1a10871e3d7ec4e2d918c3933a1b9978dbafba. 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/DEF059531306.
Pictures at an Exhibition: Promenade. Tranquillo - Attacca
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b9560115516a173b0f409799b77270eafefe609ea608550ccdb8797a828b5f0. 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/DEF059531308.
Pictures at an Exhibition: Ballet of the Chickens in their Shells
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd55ccc3e2e045e17387043d84b763fe354e75996f9b7a0ebeeb2336269ff3919. 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/DEF059531309.
Pictures at an Exhibition: The Market - Place at Limoges. Allegretto Vivo, Sempre Scherzando - Attacca
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae78d79c47d17490a2efe1da2a1db551c6f2aba0fd33c8a9a75b38577f8648e5. 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/DEF059531312.
Valses nobles et sentimentales, M. 61: III. Modéré
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28563fda078928827fc856cdab112a94a871e09ae480def387e5115a8f80e0cc. 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/DEF059504583.
Valses nobles et sentimentales, M. 61: IV. Assez animé
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc5207aede801e225bdb40ff5bac7d6a27ff315c0bc519731816cfb85190d928. 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/DEF059504584.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3455cbca6fe82cb87a56f86b2f1143dcfb44bf5f6f3bbce7cf59a87b78bb5d2. 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/DEF059103960.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d05000a155d79f16430851cefe37e85c7e52e421a49551652e59947e31730ed. 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/DEF059103980.
Keyboard Sonata in B-Flat Major, Kk. 529
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cbb7605de1e732a252708227628c0c28af8a392c23e564da15f8332288c6f9d. 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/DEF059104000.
Piano Sonata in D Major, Hob. XVI:19: III. Finale. Allegro assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97194c74d25c5bf29af07a9ff15dcf6ad2c79edd82ee4e43a52b89ad0b35ea30. 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/DEF059102613.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64cad9e2d449598366d0bf81300cca78e5e5bd43e61cb948a1d7562d16541e96. 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/DEF058930301.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c07751632d062f18e565590dc5aa38b8a07c6b57e8a0d6ee80e4778d24d506c. 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/DEF058930303.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff7b90718cad997dd27eae269ed67e4f51a99bc959b036a3986cc59ad81942ac. 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/DEF058930307.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80a7a2a7a0bcb34a598bca72e90e34f44476372f40b36e0701e4c9b625c2c8aa. 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/DEF058930309.
24 Préludes, Op. 28: 10. In C Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74601baea90cff10292d60ed1f97b02878a9e54a721b3f287204686654483929. 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/DEF058930310.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5cfa5ede34550a1a1682463ec8aea647c15241a378a4bfb20c26c03aa7a47684. 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/DEF058930311.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f33cd0a33d2132d4fb4056b4ca37f702526e4301aa7116a0d6384cc98b72bf6. 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/DEF058930312.
24 Préludes, Op. 28: 16. In B Flat Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a08d665ab6a83947ae6be9e66a49f96b926462f959c22a8434345e8b47d0efe. 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/DEF058930316.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fa2603a69dfe15a52a68cb126bbc54e93e44d2338935264537ae390a9badd2d. 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/DEF058930318.
24 Préludes, Op. 28: 19. In E Flat Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x761a497530f44571a16d5c2b53066e667e359c3ce1e344d9137dc11e3d7b315e. 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/DEF058930319.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccdad4801d4ead23e71ec8ebc716ec57545c88089cec98dec15090d4972cedd7. 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/DEF058930320.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09ea544e2d29be0da3d39200200819ccf0bf9eb939074fd1e4ae6131ba1eedb8. 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/DEF058930322.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x900df6065bd772d9d8c7f3e7105d9ebe401710a6a70026b94263257018be88d0. 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/DEF058930323.
English Suite No. 2 in A Minor, BWV 807: III. Courante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03b221ecf322686f0d1d157af972fd2d12ff61e423bf5842d323193e84d00e15. 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/DEF058501803.
English Suite No. 2 in A Minor, BWV 807: VI. Gigue
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19bebb6af7fa87dd9751175bfaafaa01c12f36fb423721a2c0b5e21db59a3380. 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/DEF058501806.
English Suite No. 3 In G Minor, BWV 808: VII. Gigue
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3884cf201dfd6ee71c8f047e73b20c7f618cb23747e1dded75c1d7ba2ea66cd. 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/DEF058501816.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8ce5db700db989b22d7a298006d9a6a8d0b30692401a39b928cde6586748a86. 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/DEF058100884.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb875aade3d6c9a4149cacd723041161cf777669021bf202c3223d9849f5d54fa. 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/DEF058100885.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf44594a5579cd87a11f578fe6a446c4323ce4dbdac3a680c850abd20afe87091. 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/DEF058100888.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9f49ee3807b34262384683b71295037b87cd3effebd4ca54eb909ce606f85eb. 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/DEF058100893.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb636afce3b196e3433a904381772dfee52a1c0a02872badbc3a88a3688225992. 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/USSM12102417.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1be44c008cf245291723ff9b54a0b4a83b1aed9eafbe82f26f0570ba9667796e. 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/USSM12102418.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x721192fe37caa6897f89005e7dcf1cb304973e665d11cc57d4e5edf6e83e036d. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12102419.
Piano Sonata No.3 in B Minor, Op. 58: I. Allegro maestoso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3d72dca27e663516a14b429f3a13fb00063796490cdcb8f15dd73965d4d48b4. 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/USSM12102413.
Piano Sonata No.3 in B Minor, Op. 58: III. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8b9f77268c1dd78e0b16f1b00f71d34e5628492333088b31d51cdfaaab70cc1. 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/USSM12102415.
Beethoven: Piano Sonatas Opp. 54 & 78 - Rachmaninoff: Piano Sonata No. 2 Op. 36
Piano Sonata No. 24 in F-Sharp Major, Op. 78, "A Thérèse": I. Adagio cantabile - Allegro ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1eacb3918983ceb0088b0b5363ad5fe35c68401264ec9af1ab903054a2941775. 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/USSM11902788.
Piano Sonata No. 24 in F-Sharp Major, Op. 78, "A Thérèse": II. Allegro vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59542dd75d57fcb78a7919179d7765a2eb52e4fcd497844c11d8a4e44201cb9b. 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/USSM11902789.
Scherzo No. 1 in B Minor, Op. 20: Scherzo No. 1 in B Minor, Op. 20
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea799d502bd87bed6c04cacd9b8670c2066292834a0db55e2bca2ecd5185ebff. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEF059505250.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9a94ca08fcdef4f2fd741d18363622ed811e53e34f05b72a8856eee0227b2a4. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEF059505260.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d38688a4320ce740dc39a659bc65e433cd1da43e7aeace30d5aa018c6e31959. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEF059505270.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6372e1c01ff318f4890ec2135003dada0615fe3c36c55f62373fec59493aef9b. 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/DEF059505280.
Mussorgsky: Pictures at an Exhibition / Ravel: Valses nobles
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1315ec2f0749d16adab9ad4e28a3aa603617c06890f1fc7ee44536aeef0f8ef6. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEF059531301.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6483798f5175b1f9624c07db697914b4c48f34cbc0de0ea9ee6983ed0b91ace. 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/DEF059531302.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b7eece75c28d194fd0309ee7c550439d3228b35d2b0e00d593a2aabffb795c5. 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/DEF059531303.
Pictures at an Exhibition: The Old Castle. Andantino Molto Cantabile E Con Dolore
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0efc37ce2735ca5ae6db9551ce14911c43a6ed008154e1fc01e993de09ebda35. 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/DEF059531304.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02f5c9857a86edccacebcd88550b6c0d9e4908f087028c4a58649c9e82520262. 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/DEF059531305.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf87352e525a6fe8bee5c2230d1a10871e3d7ec4e2d918c3933a1b9978dbafba. 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/DEF059531306.
Pictures at an Exhibition: Bydlo. Sempre moderato, pesante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b55bfe2a4af688f29921d4a6ffba382deaf714f49bcf2a1a22762f9a82636b5. 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/DEF059531307.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b9560115516a173b0f409799b77270eafefe609ea608550ccdb8797a828b5f0. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059531308.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd55ccc3e2e045e17387043d84b763fe354e75996f9b7a0ebeeb2336269ff3919. 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/DEF059531309.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae78d79c47d17490a2efe1da2a1db551c6f2aba0fd33c8a9a75b38577f8648e5. 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/DEF059531312.
Pictures at an Exhibition: The Hut on Fowl's Legs (Baba-Yaga). Allegro con brio, Feroce - Andante mosso - Allegro molto - Attacca
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25a8a01e3c5fa9ed2e0df4bd52135faa42e7323352d2a8f391777d2a83c69d06. 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/DEF059531315.
Pictures at an Exhibition: The Great Gate of Kiev. Allegro Alla Breve. Maestoso. Con grandezza
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf3bc1254715d37eb9932ab6b13b71aa3651df7351deecd0240cbae67738c653. 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/DEF059531316.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28563fda078928827fc856cdab112a94a871e09ae480def387e5115a8f80e0cc. 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/DEF059504583.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc5207aede801e225bdb40ff5bac7d6a27ff315c0bc519731816cfb85190d928. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059504584.
Mozart: Piano Sonatas K.283 & K.331; Fantasia K.397
Piano Sonata No. 11 In A, K.331 -"Alla Turca": 2. Menuetto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8edb445532894a91ff7ad11c6898c6fde37b22457f6c4c9c777b2ed3ba44e7b. 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/DEF059205072.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a39ef64b284746f9ea67a1edb76f75b68a0f6af167a5cca17033e5fc0da9f90. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEF059103870.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dcfcfb628a3eba8264dd46bd3bfd0ba28dd05c4493a3fb999c099728c502767. 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/DEF059103880.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ff18d186781a10b1df38886143b9b87b6982a85c3454ec4f38df557fc217280. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEF059103890.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68a1397a97eed693dcc7f547b3e5bc2ca0eb8e67db5a849a46dd3f69a9c8531b. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059103900.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x633c0360d84da7650eba38b2abad03063434603c06ee92fbb75643e51361d011. 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/DEF059103910.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dd2675368557494c566834b788d68e95dc1b4c2ecaf01b8b3180a271bb5b3fb. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059103920.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa91a81378d40f296fa46bafb754b534d3045d897ca99d3da753dda11afaf5069. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059103930.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8a22664ef9e02fb275a1935828c1a74902bcd555887155d43347bff1dadffc5. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059103940.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ffa7fa05d906d86841fe54d2e5da8f3673f20b9f8186fd898b17a58f65bd181. 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/DEF059103950.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3455cbca6fe82cb87a56f86b2f1143dcfb44bf5f6f3bbce7cf59a87b78bb5d2. 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/DEF059103960.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd273f6165ac7d4b4d2f232eea50dd9240b44e0349eafbd38e01ccd0228dd9d98. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059103970.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d05000a155d79f16430851cefe37e85c7e52e421a49551652e59947e31730ed. 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/DEF059103980.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39a54a7f345449fe828bb6028746afd1544c8da6395e97097cfb940ff6699d62. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEF059103990.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cbb7605de1e732a252708227628c0c28af8a392c23e564da15f8332288c6f9d. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEF059104000.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca91d5e11a44a41b038d7b1b92e3dcb74031779de7bc86cf0a1d72d647e7a927. 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/DEF059104010.
Piano Sonata in D Major, Hob. XVI:19: I. Moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81c0a45e1bb3c46c70f29f10e95ee536565ed0074427463ad3d1e9e1fc1376c3. 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/DEF059102611.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97194c74d25c5bf29af07a9ff15dcf6ad2c79edd82ee4e43a52b89ad0b35ea30. 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/DEF059102613.
Brahms: Capriccio in F Sharp Minor, Op. 76, No. 1
6 Piano Pieces, Op. 118: II. Intermezzo in A
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x420a1fdebdf4b3a26bf665c0b843b7f9677bdbbcfd2de65fdb11730fa854f12e. 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/DEF059202100.
2 Rhapsodies, Op. 79: No. 1 in B Minor, Op. 79, No. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb614c68fd4a7e573c5bd209d90a246c9931a9f170fed2ad69836f9df7525b36f. 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/DEF059202111.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabab1855aae766695142f2bad5e64e74f496ef6a3e9625ddf9516a6b56ca9f84. 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/DEF059202112.
Intermezzi, Op. 117: III. In C Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac464f1b2f436b63dfa530d129b41f5f1462334b007f41368fd4ec132004786b. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEF059103803.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64cad9e2d449598366d0bf81300cca78e5e5bd43e61cb948a1d7562d16541e96. 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/DEF058930301.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2799f4e82dd2c69476d6bec673d8bba08382d5da360da672f89acd4907f5be8. 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/DEF058930302.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c07751632d062f18e565590dc5aa38b8a07c6b57e8a0d6ee80e4778d24d506c. 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/DEF058930303.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cad50b82d2549795731390c5ac4eb0ab48f8815d0a34be6a0269d17196cbc98. 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/DEF058930304.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69e2c67eaf1b20f3b9003f57de82dc7c4716de8bb314a3f42513879870643417. 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/DEF058930306.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff7b90718cad997dd27eae269ed67e4f51a99bc959b036a3986cc59ad81942ac. 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/DEF058930307.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3ee5cfe70f0880c24ed80d18ca515975da5e631a1b2f3e7912c45e91cebebb8. 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/DEF058930308.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80a7a2a7a0bcb34a598bca72e90e34f44476372f40b36e0701e4c9b625c2c8aa. 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/DEF058930309.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74601baea90cff10292d60ed1f97b02878a9e54a721b3f287204686654483929. 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/DEF058930310.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5cfa5ede34550a1a1682463ec8aea647c15241a378a4bfb20c26c03aa7a47684. 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/DEF058930311.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f33cd0a33d2132d4fb4056b4ca37f702526e4301aa7116a0d6384cc98b72bf6. 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/DEF058930312.
24 Préludes, Op. 28: 13. In F Sharp Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16da2101d7f467264a5451286fc3944f44ae99ba2d237c483c69fa8d0114db4f. 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/DEF058930313.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeba9128061a01678963c402b4613a491f7537bf496b4514a4c4687c1746a68cf. 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/DEF058930315.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a08d665ab6a83947ae6be9e66a49f96b926462f959c22a8434345e8b47d0efe. 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/DEF058930316.
24 Préludes, Op. 28: 17. In A Flat Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7de9b4defd49d619b26150f90d82201b67b96b85d17fcdd38bfc86156a5516f. 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/DEF058930317.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fa2603a69dfe15a52a68cb126bbc54e93e44d2338935264537ae390a9badd2d. 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/DEF058930318.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x761a497530f44571a16d5c2b53066e667e359c3ce1e344d9137dc11e3d7b315e. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEF058930319.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccdad4801d4ead23e71ec8ebc716ec57545c88089cec98dec15090d4972cedd7. 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/DEF058930320.
24 Préludes, Op. 28: 21. In B Flat Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d39c63117abc13ae3c3a921fb491476bf7ecfe89ea2bf4b4d7b9b59fe61c4f4. 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/DEF058930321.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09ea544e2d29be0da3d39200200819ccf0bf9eb939074fd1e4ae6131ba1eedb8. 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/DEF058930322.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x900df6065bd772d9d8c7f3e7105d9ebe401710a6a70026b94263257018be88d0. 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/DEF058930323.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c2d45dc584ec59711e354e389f632752fa30c4d9098e598c5b290e02783811a. 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/DEF058930324.
Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: I. Allegro non troppo e molto maestoso - Allegro con spirito
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbde964a314ff6da54d5a9b9a2a5e4cd470a546351dd3b3a9668a135948467dd6. 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/DEF058500981.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6e05ff94d1d73dd765ba796c1dfb6a7b8d0eddf752376400e193623b1f0023a. 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/DEF058500982.
Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: III. Allegro con fuoco
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c1f131d665b64f2818c642e23153544fd5fa883c43656b1a38ec45382579049. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058500983.
Bach, J.S.: English Suites No. 2 & 3 / Scarlatti: 4 Sonatas
English Suite No. 2 in A Minor, BWV 807: I. Prelude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54a740a0c7f789b8d9cb9fae305d8e08ca35879cb256abe825473b68211f21e7. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEF058501801.
English Suite No. 2 in A Minor, BWV 807: II. Allemande
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22b852004dace54b798b961e0924287813a5874a9d9cf9480bc8a01bca129218. 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/DEF058501802.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03b221ecf322686f0d1d157af972fd2d12ff61e423bf5842d323193e84d00e15. 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/DEF058501803.
English Suite No. 2 in A Minor, BWV 807: IV. Sarabande
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11de5957f5e455f136d2204dbf9e194e59584831946b9840e6e95a50c6d56108. 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/DEF058501804.
English Suite No. 2 in A Minor, BWV 807: V. Bourrée I & II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf33e5bf8bb5d4b377b68af1975e421b7636d20b9b6ad9ac68632ec79b29432a2. 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/DEF058501805.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19bebb6af7fa87dd9751175bfaafaa01c12f36fb423721a2c0b5e21db59a3380. 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/DEF058501806.
English Suite No. 3 in G Minor, BWV 808: I. Prélude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa94636552903210bf71e7b666c9d51bf117d5c855c38029af74bb6efeb2546ae. 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/DEF058501811.
English Suite No. 3 in G Minor, BWV 808: II. Allemande
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x791acd52e1bbab393061c17b92f452ecd0db94c3246b690101271045f542c234. 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/DEF058501812.
English Suite No. 3 in G Minor, BWV 808: III. Courante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7367af31cecd04595a990936604f21f9ba053c2569e79f8784303d32ba83237. 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/DEF058501813.
English Suite No. 3 in G Minor, BWV 808: IV. Sarabande - IVa. Les agréments de la même Sarabande
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57ab19805e6bb2b45fc7ca9ed7939eac0c3b389f6ed6568a493b3d955478e391. 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/DEF058501814.
English Suite No. 3 in G Minor, BWV 808: V. Gavotte alternativement - VI. Gavotte II ou la musette
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4cb3ed67577567ec5980e99aeda6050fcea9738afdd4ab461ccf000eea1a247. 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/DEF058501815.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3884cf201dfd6ee71c8f047e73b20c7f618cb23747e1dded75c1d7ba2ea66cd. 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/DEF058501816.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca91d5e11a44a41b038d7b1b92e3dcb74031779de7bc86cf0a1d72d647e7a927. 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/DEF059104010.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dd2675368557494c566834b788d68e95dc1b4c2ecaf01b8b3180a271bb5b3fb. 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/DEF059103920.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd273f6165ac7d4b4d2f232eea50dd9240b44e0349eafbd38e01ccd0228dd9d98. 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/DEF059103970.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dcfcfb628a3eba8264dd46bd3bfd0ba28dd05c4493a3fb999c099728c502767. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059103880.
Ravel: Gaspard de la Nuit / Prokofiev: Piano Sonata No.6
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34eb0534325eeec79f06763d9abe0e07fa8b58548bd233de804177ecb27bfb4f. 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/DEF058202501.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x624d8bf9ed7eddd2c3dae7e1b823beb50e6a818c640bccf94d9ea40823ace7ac. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEF058202502.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34ad9ed8b1278f8762ab481e9c729c7a334aa16c878508101eac7068df4074c2. 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/DEF058202503.
Piano Sonata No. 6 in A Major, Op. 82: I. Allegro moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7f295c0fbb0396eb4655606df813d308b87203549f1bf41d8458ea7c8eb755b. 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/DEF058202511.
Piano Sonata No. 6 in A Major, Op. 82: II. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d3e90c774871bda068b88e9c0ce3f94fa4a86488878a9e135d74cbfdeb2c826. 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/DEF058202512.
Piano Sonata No. 6 in A Major, Op. 82: III. Tempo di valzer lentissimo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01a7c7c384f99f5c8c96cd53e6d15d24b8e67ae1470474b117574a8d2280d8a5. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEF058202513.
Piano Sonata No. 6 in A Major, Op. 82: IV. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x110d1163d7dabcf9f667da3ef6677ffa8e10ec3679594b7fcfa6106fa7d10841. 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/DEF058202514.
Chopin: Piano Concerto No.2; Polonaise Op.44
Beethoven: Piano Sonata Op.111 / Schumann: Symphonic Etudes; Toccata
Piano Sonata No. 32 in C Minor, Op. 111: II. Arietta (Adagio molto semplice e cantabile)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94d0df7cea0508c0dc69f96c2750abdfd3333348195f2583653235b613df1cf8. 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/DEF058100872.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23ff18c662a512f10c6b2df0d7c4255b93eceae00b58054eccc9f256620341fe. 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/DEF058100883.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb875aade3d6c9a4149cacd723041161cf777669021bf202c3223d9849f5d54fa. 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/DEF058100885.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf44594a5579cd87a11f578fe6a446c4323ce4dbdac3a680c850abd20afe87091. 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/DEF058100888.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9f49ee3807b34262384683b71295037b87cd3effebd4ca54eb909ce606f85eb. 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/DEF058100893.
Symphonic Studies, Op. 13: Etude XII (Finale)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5772b1ebd1bb9ade3bfcff58c6bd7520d117de41bbb88e85b38292285f32521. 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/DEF058100895.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4742d9176d700b52e0e3ca1560d23bda5c1d607a5e764cc4afad1357a1c9684. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100890.
Chopin: Piano Sonata No.2; Prélude; Scherzo; Nocturne; Etudes
Piano Sonata No. 2 in B-Flat Minor, Op. 35: I. Grave - Doppio movimento
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d1038c13c4321d86e4a75a6e676dd1cc5bc640f1d731880af543a75ae83cf6d. 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/DEF058100021.
Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre. Lento
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76bf84bdc7b85edcd0ab7e4b10858003f1174f9267688a5ff3cf4bc7fa19eeec. 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/DEF058100023.
Prélude in C-Sharp Minor, Op. 45: Sostenuto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2276114ab3870c54d0cc6ed7028fff3603af2c0279ab9114331671819da27bd. 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/DEF058100030.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e6075505b58946ccb89e75809c15b821d809a09ce3e2f7d74aab5d59199144b. 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/DEF058100040.
12 Etudes, Op. 10: No. 10 in A-Flat Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c771e7366188bbca17400e209dc4b89ce1125463c421528154f772f1a65395c. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100070.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1be44c008cf245291723ff9b54a0b4a83b1aed9eafbe82f26f0570ba9667796e. 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/USSM12102418.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64cad9e2d449598366d0bf81300cca78e5e5bd43e61cb948a1d7562d16541e96. 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/DEF058930301.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2799f4e82dd2c69476d6bec673d8bba08382d5da360da672f89acd4907f5be8. 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/DEF058930302.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cad50b82d2549795731390c5ac4eb0ab48f8815d0a34be6a0269d17196cbc98. 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/DEF058930304.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea799d502bd87bed6c04cacd9b8670c2066292834a0db55e2bca2ecd5185ebff. 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/DEF059505250.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeba9128061a01678963c402b4613a491f7537bf496b4514a4c4687c1746a68cf. 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/DEF058930315.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ff18d186781a10b1df38886143b9b87b6982a85c3454ec4f38df557fc217280. 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/DEF059103890.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x633c0360d84da7650eba38b2abad03063434603c06ee92fbb75643e51361d011. 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/DEF059103910.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cad50b82d2549795731390c5ac4eb0ab48f8815d0a34be6a0269d17196cbc98. 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/DEF058930304.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34eb0534325eeec79f06763d9abe0e07fa8b58548bd233de804177ecb27bfb4f. 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/DEF058202501.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x420a1fdebdf4b3a26bf665c0b843b7f9677bdbbcfd2de65fdb11730fa854f12e. 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/DEF059202100.
Chopin - Klavierkonzerte 1&2 (Classical Choice)
Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x299151ae8c969a1b1d034ac8187648af7dc6281dbf910730ed04b6caa07ccff1. Chain 2 (Bitcoin): anchored in block 957050 (2026-07-07T14:41:13Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056800371.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2276114ab3870c54d0cc6ed7028fff3603af2c0279ab9114331671819da27bd. 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/DEF058100030.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e6075505b58946ccb89e75809c15b821d809a09ce3e2f7d74aab5d59199144b. 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/DEF058100040.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4742d9176d700b52e0e3ca1560d23bda5c1d607a5e764cc4afad1357a1c9684. 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/DEF058100890.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbde964a314ff6da54d5a9b9a2a5e4cd470a546351dd3b3a9668a135948467dd6. 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/DEF058500981.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x420a1fdebdf4b3a26bf665c0b843b7f9677bdbbcfd2de65fdb11730fa854f12e. 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/DEF059202100.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dcfcfb628a3eba8264dd46bd3bfd0ba28dd05c4493a3fb999c099728c502767. 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/DEF059103880.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34eb0534325eeec79f06763d9abe0e07fa8b58548bd233de804177ecb27bfb4f. 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/DEF058202501.
Liszt: Piano Sonata In B Minor / Scriabin: Piano Sonata No. 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fe5f94f56d677d0becc2c0d23e7b5ec56400d6e712fe7cf0759e7e937e3fd91. 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/DEF059003370.
Piano Sonata No. 2, in G-Sharp Minor Op. 19 "Sonata Fantasy": I. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a0405beb2e07a2639de8232b26d2cb1868d3fc4ba928db96e403132794556d6. 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/DEF059003381.
Polonaise No. 6 in A-Flat Major, Op. 53 "Heroic"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69781b067ca0486e121197ecbaa190bc987c93525e1a3b7ec49d89421ebe3623. 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/DEF057502340.
Nocturne No. 8 In D Flat, Op. 27 No. 2 - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5f01aadd417d60c826ac5c73a324911b3fdec4d0f26bae1c83569a2be1a7512. 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/DEN960300651.
24 Preludes, Op. 28: No. 15 in D-Flat Major "Raindrop Prelude"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbf36e8d4220fbbff1d09bc9d560bf49e3941c1a3418a8324c2c6835a720201e. 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/DEF057530515.
12 Etudes, Op. 10 - Paderewski Edition: No. 4 in C sharp minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa12ae10af9cf277c564ebe38c2a1305ad33836303b5e1182af3ae29390607631. 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/GBBBA0442804.
3 Valses, Op. 64: Waltz No. 6 in D-Flat Major, Op. 64 No. 1 "Minute Waltz"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabec2fdfa95766ad207e447517454d20ae8191df59b1d11ee44370213429542b. 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/DEN960801590.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8fc8b7814fc1de151fdc518da7828b2da36139b3938d52d1324631cab09742a. 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/DEN960901410.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3770bd32e749386dc7073d1982b6941f5c956416f2ff5f0d289840d378a55fbf. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEF058500340.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d38688a4320ce740dc39a659bc65e433cd1da43e7aeace30d5aa018c6e31959. 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/DEF059505270.
24 Preludes, Op. 28: No. 7 in A Major. Andantino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94f472d40d71cd77cb299ae788bd5af2d0acc726cb17beadf34484164217a3b2. 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/DEN960730507.
24 Préludes, Op. 28: No. 11 in B Major. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f42ab7b02217f79cd180469a34ebbe0d7a3fc2fce7efff0f5911ce3a8af2790. 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/GBBBA5370111.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd13d33b3563a5c518fb03482687fa26f031a320d6bf5c319f3a72a1636b2df3f. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960401030.
Polonaise No. 3 in A Major, Op. 40 No. 1 "Military"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe910d64c9a09def19b652685e058bf853b65f1d3c6c326291bd95ffdae433e19. 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/DEF057801210.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae47c1b0f0061cdba7a3d39b8a59f7f5053507f90596a2d538920b087e60193c. 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/DEF059603310.
Impromptu No. 4 in C-Sharp Minor, Op. 66 "Fantaisie-Impromptu"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7cfd62debe0a86feaf1a3d2afb4a41da9400d8d6979e5d3ad3e20e31e12a821. 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/DEF059802250.
Nocturne No. 2 in E-Flat Major, Op. 9 No. 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc636a4a02384fd154f75dc1b59e44ab245bb5c1f610ce6c099af62b0cb9d862c. 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/DEF058101020.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd38d5dc7a7892bf70c5c49f44881f890d72669e9892dc1769bd88ddff4554b2e. 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/DEF059903150.
Waltz No. 1 in E Flat, Op. 18 -"Grande Valse Brillante"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x657d94ca1784e16a78ba3e550af6b76fc207557d2bbe210ce621cf9c7c6f0b72. 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/NLA508101901.
Mazurka No. 3 in E Major, Op. 6 No. 3. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd303d34593f662cf8fa249bab9ddc974828d60d8073e38e7e8e5d4ec2b5f7c93. 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/GBF078340603.
24 Préludes, Op. 28, C. 166-189: 9 in E Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b9fa84e6c1e5ca2ee8f104f7ce95c96c77cc16ff8058510009dab5226247ec1. 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/GBF077441609.
Piano Sonata No. 2 in B flat minor, Op. 35: 4. Finale (Presto)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0e2a707ca29ea458d92cbe97f476fde86f2fafe449bbc5c88a3a47a807359db. 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/GBBBA0442844.
Mazurka No. 11 in E Minor, Op. 17 No. 2. Lento, ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb80d34585246e29ae87b1a762407d143c19a8a7c93a65e76ccec41eede9477c1. 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/NLA507708511.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabec2fdfa95766ad207e447517454d20ae8191df59b1d11ee44370213429542b. 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/DEN960801590.
Mazurka No. 30 in G Major, Op. 50 No. 1. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89c7628abdabdcb82c73a58c1aa36f6862a1a03e5847be2e114cd04bf7e3b667. 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/GBF077940406.
Mazurka No. 29 in A-Flat Major, Op. 41 No. 4. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x825736eb33d3f654d3f7cc843cfc11b3a68f49a780d9ec2e6e31c00654e7dd6a. 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/NLA507708529.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e76dc20c4e90d00c8e6207159ce1c2c1a14a8a085b833526ba1511c576a4925. 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/DEF056500620.
Mazurka No. 4 in E flat minor Op. 6 No. 4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bc4303423c1ce683c250fd8cd9937b671c0fd8082f7202ddb4947c2e78714eb. 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/DEF059004344.
Mazurka No. 58 In A Flat: Mazurka in A flat major (1834)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a74cf322ad35aa2f50c0b0da8d5238252cd8fa9d1480b18dc5cceb9d82db0ab. 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/ITUM71100892.
24 Préludes, Op. 28, C. 166-189: 16 in B Flat Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x286e7b4294e02f64b2cfde3db17f2ce98e4a050f8d61ad9677663b65c67738a9. 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/GBF077441616.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bd4b75c07d71290ea268c8baeea58b73055fd46fdd657041affbf25d82f8d2a. 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/NLA507722814.
24 Préludes, Op. 28, C. 166-189: 10 in C Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11ae2943ce2500fb539018680bbbbdea72af07b4fe601b37d93fbb4a8ce5e5a8. 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/GBF077441610.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x435a51e3fce1b3c53934c82d017094ffedf8f7ad41f2724238e1445b32a8b22b. 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/DEF059902350.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ca0e70d6d604ea0f3baa0111bcf94387b89f634424646b513c32ec2acdc9af5. 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/NLA508014706.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5d91497cd8dfd109303116c38a0d2a77c56908537816db404abdcdf28d80cf5. 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/GBF078140508.
24 Préludes, Op. 28, C. 166-189: No. 4 Largo in E Minor, C. 169 - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a4aa76a92e72977ce1a1d335f7c7f7a7052c773f076b187a96124bbc97fc42f. 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/DEN961330604.
Mazurka No. 4 In E Flat Minor Opus 6 No. 4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x753b1737fc9cf0396ba14804be01d56f9fe13da98a4da2bb210ec16eed70985c. 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/FRZ077401060.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d1c5c0f3545289757e7ca033a5188afbbde62835711e38b5f5b0d9eb2ca517e. 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/DEF056730800.
Mazurka No. 46 in C Major, Op. 68 No. 1. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x512c4c98ba10b725163a94e40d37a55bf6fcfe25af1b175a054bfc0e50a31ce8. 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/NLA507708546.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1815e39725569bf3f4e08814f9d0444c62e056dc4fc3237a6e8de05b169bb7f5. 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/NLA507722829.
Mazurka No. 24 in C Major, Op. 33 No. 3. Semplice
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa02c72b4b8084339ff3dbcd40d787097634869a047cab0d13a0f2026e0746609. 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/NLA507708524.
24 Préludes, Op. 28, C. 166-189: No. 8 Molto agitato in F-Sharp Minor, C. 173 - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70e706eda156575daae728162e825cfa768f4e333769cdb637fa501d1c68466c. 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/DEN961330608.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x751fea075d877b2f785a9050fc817b3b8964befb5b0e3a1813c794b6865f1f4b. 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/NLA507708534.
Mazurka No. 48 in F Major, Op. 68 No. 3. Allegro ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a0cde9b39c949a4434de63fea21eb0dbd6cc49aef572d9aa1f694ee7616f742. 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/GBF078140402.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c771e7366188bbca17400e209dc4b89ce1125463c421528154f772f1a65395c. 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/DEF058100070.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ebb74535d8d662913e282d6c33ff7b4d2208f4fcb11bf334ac384da347dc744. 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/DEF056730650.
Mazurka No. 10 in B-Flat Major, Op. 17 No. 1. Vivo e risoluto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x034c9b24183c3662a418105d01729327496e6d5ffc04f6c197b44845788797c9. 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/GBF078340503.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5505f39d28a79f3a41abc76c55c19f1707d4f365e9d75732cb5aca21ec1c684. 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/GBF077441618.
Mazurka No. 19 in B Minor, Op. 30 No. 2. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56c2d3ac41f0caac3100872042438bd06e28706b94669b5c8dd253c4c40ed857. 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/DEN961101250.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc230b867fdaa68ba20812d2cbaa59f0c1a4c7957eeef3f3e5a3b9e5b4c05c427. 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/NLA507200242.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa15ab633c1b25e1da61200f9d15d0354aff2862664f9b43ae170e44883272a6c. 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/NLA506200585.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3b4d6587252c601c091a1d8d0e1efe6371fd346f2e7f75bd78530aa91ac93e0. 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/DEF059902330.
Mazurka No. 4 in E-Flat Minor, Op. 6 No. 4. Presto ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30c958cfd2f4974048c1c162e9471e24aec46f1837f8de09ae02904e7671cfa3. 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/NLA507708504.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa90e8fd7041ba5fc3982ba69ce0d22e2b4c16acda9df6c0e3dee9418d67b9891. 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/NLA506100946.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74ed0b8b41a5273f336e13de8e6cc9f9bf7ed4920a9518fa2cf8e595c30403b6. 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/NLA506100944.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0631ac33d1f3093f74b80ef28205837f567cb92dcbad0f47e2efb170c8d7a7e. 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/DEN961330612.
Piano Sonata No. 2 in B-Flat Minor, Op. 35: IV. Finale
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x068d8fff939a4de9a1cc6f8e3a32e9052d99569ecb306cc2345018b3510b3b7a. 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/DEF057401204.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd16da5bca28cac9f348c90697974382e1773f5801dbb19889914e854a6af20f9. 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/DEF059103193.
12 Etudes, Op. 10: No. 2 in A Minor "Chromatique"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bf25429b3d7c352cef4ba5b8c8fc99c3bfe6a507756ca72b7517feafc556ee7. 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/DEN960100113.
Feuille d'album (Moderato) in E Major, KK IVb/12
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ae84c55d86e86a54727939f0981fe0a159cdf3eec8bb03dfbcf017a244f0233. 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/NLA507722827.
Waltz No. 6 in D flat major, Op. 64 No. 1 "Minute Waltz"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a3138dd340d7b904bb7787752756178ad1eb7256454df259ad4af7a7a38b497. 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/GBF078541804.
24 Préludes, Op. 28, C. 166-189: 22 in G Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x545a81a420c85fcbb0fa785769dc86fe4dfacbc2136f521d0d41b96c8bdd3e24. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/GBF077441622.
24 Préludes, Op. 28, C. 166-189: No. 19 Vivace in E-Flat Major, C. 184 - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd209392edfc430ea3430f63d12a5ce179e3885bac618653956d14ad1500434af. 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/DEN961330619.
24 Préludes, Op. 28, C. 166-189: No. 6 Lento assai in B Minor, C. 171 - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf14c384a81c5728f09fa663666d300e6d71bea874577db221c5e1e636bc073bf. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/DEN961330606.
24 Préludes, Op. 28, C. 166-189: 7 in A Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8e5f471cc57a1322f9667b9b6a54ca35546566e40323e01f0d46dd3e2f63933. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/GBF077441607.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44283874428de7799a9b6d63479492fe3021a95c20535c70f238f9558cab1b99. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/DEF059103182.
12 Etudes, Op. 10: No. 7 in C Major "Toccata"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcd5e0e1f0de345dcbe7001de641575cf432f5aab4bbefd175ea6ec7bb799739. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/NLA507400898.
24 Préludes, Op. 28, C. 166-189: No. 14 Allegro in E-Flat Minor, C. 179 - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7cf51464d20291a79edab142108bc50b83d21c984cf61ced77a78fdae59df9e. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/DEN961330614.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ae999238d759472e35b665afa1901b93902e0722372af81a4f6bdaa5d1667ee. 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/GBF071405290.
Piano Sonata No. 1 in F minor, Op. 6: 1. Allegro con fuoco
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4965477bc199f64806d56efffe73dd92815c53284639f1901d9aac48a0ac0a4. 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/GBF078411131.
3 Pieces for piano, Op. 2: No. 1. Etude in C Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb504952d62dda3455bf360ae0ea8e86edf4c3025e228507714db2e6a39c2df17. 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/GBF071405380.
Piano Sonata No. 1 in F minor, Op. 6: 3. Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x853d36e512dc4b79336fac85ffe44014b54f64fb104e7816ffd7d4375e4f9a9d. 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/GBF078411133.
3 Pieces for piano, Op. 2: No. 3 Impromptu A La Mazur
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e202422f064f50650d5ddddfca16958df42c286d0ba18266751485b1e5a2abb. 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/GBF071405180.
2 Impromptus à la Mazur, Op. 7: No. 1 in G-Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5aec1d2b0ff5d064c2124cfcf62265895bf06a7282c62f323e3216e63205034. 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/GBUM70904162.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x456540e1f2ec450ce6542032cadcf243b23cd0d8cc9024ddd79af449ddb39c43. 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/GBUM70901252.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cbf84eb7cf345b31e78e360d8a100c5d3b85498fe80cc868e1d93cc0afbb391. 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/GBUM70901871.
2 Impromptus à la Mazur, Op. 7: No. 2 in F-Sharp Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f1a5622fc67924db0e9a59e369361359a19821e6f4a953f728a86101446e3be. 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/GBUM70904163.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac4b41af27eb4b4e570b4c6db5740be96ec4605bc0d6bd993650e5dddd40578f. 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/GBUM70901253.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48f0b211dee645fad66936f48e4998dda087b6a282ca6a9e2e409c303fe78667. 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/GBUM71018455.
10 Mazurkas, Op. 3: No. 5 in D-Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4057ab2958fcc3327a3b5a0cae357e94966a6c37f96cf4452e42e60820114887. 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/GBUM70901875.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1cc9e3210f13ad60aec4ae87115a95a4a42dcc4a11c4321c748cfabe50e793a. 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/GBUM70901257.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x018d7a3f41e30f254e0e5bde970b5b48f5e3ac9bb0f9511e6310fe76cacbde23. 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/GBUM71018457.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf02ee7fd1a1ab3b54799f9d10c65650793909406c533378c6aa7273cc02f5474. 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/GBUM70901877.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a2593a8874d89491450fb7f72c8ae0387ac3688e7966091c0273476b5d15a3d. 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/GBUM71018458.
10 Mazurkas, Op. 3: No. 8 in B-Flat Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b5181e8132c37f9d1e18c2ce0215c00a00aabb28bb4802c195a97d4077f6337. 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/GBUM70901878.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf324cea145c5e9df262e48754a7d54079fdec1b0f8a68e37d95872bd87b25620. 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/GBUM70901260.
10 Mazurkas, Op. 3: No. 9 in G-Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b9c64673176812e7fe3209b1aacdee3ea603600c53abd00fd44acd8390e414f. 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/GBUM70901879.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf274d672d4f35286bd430365fe35c0dcb2bb91052dc20530091ab8890d31a45c. 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/GBUM71018460.
24 Preludes, Op. 11: No. 10 in C-Sharp Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49925de4823939e8249375d851516e4e9bcfb405eb275faed18326386ff2df7f. 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/GBUM70901261.
10 Mazurkas, Op. 3: No. 10 in E-Flat Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4752c27b56e227812248b87f12b4a6e86ec9d89268f606ec3c44ae493259ba33. 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/GBUM70901880.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77379bbb02f69d42d81ca8e654c60fa41bdcf08462ac7185069ea30d8266c173. 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/GBF071405020.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe0ea1a79c6ef85315ba833a0720a656b59ec0a4a666a3ded37f64efabc87c9d. 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/GBUM71018446.
12 Etudes For Piano, Op. 8: No. 12 - Alternative Version (WoO 22)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78517eeba6877c3ed2f16a2b3e3e96f6b412fa503ae6743e6d03dc65ce86e8de. 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/GBF071405160.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56f60e0ca78f011490ccc5d2ca2b382f285340d9e811f9315cab590ede8e780c. 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/GBF078340511.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86d2fc12887812c2ba1143b7ab972f6e43c97234ce37418caf6225e1afe13879. 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/DEF059902360.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x612ebfb151dd9db96888e0f8d122caa91c6438818898b39d3bf3b7dcbb6f4a79. 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/GBF078441313.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0631ac33d1f3093f74b80ef28205837f567cb92dcbad0f47e2efb170c8d7a7e. 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/DEN961330612.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6331dfec19b96cab71b89ad5ad277fb97bfa6004fcc7548ecc65be6b4b38eb3. 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/GBF077940509.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6f32cdd67718d5e523a965915335a3def71343442515144598104e67e02061b. 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/GBF078441315.
Waltz "Sostenuto" in E flat major op. posth. (KK 1237)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fe76322ab3b529d9b7b8ca418d79189446b428493aa794ad78e48cdc6d89b98. 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/DEF059902620.
12 Etudes, Op. 25: No. 8 In D Flat Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58008981522b5a3e015939edd51603e19b0b4761dbb9b3ad796af75f595f23db. 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/GBF071440308.
24 Préludes, Op. 28: No. 20 in C Minor: Largo - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeceea95930a93778468128ee8646f675f7b24f0ec7a1e790c3944e8498b3dc74. 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/PLC701552420.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f33cd0a33d2132d4fb4056b4ca37f702526e4301aa7116a0d6384cc98b72bf6. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/DEF058930312.