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 0x42411032cf87ba7ad312829fd2224c4942fddb132200e384ccba49099aa01619. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/29afc515-88b1-41b6-9a3c-16469e4fb52f.json and https://artists.proofprofile.net/proofs/artist/29afc515-88b1-41b6-9a3c-16469e4fb52f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Boccherini: La musica notturna delle strade di Madrid
String Quintet No. 60 in C Major, Op. 30 No. 6, G. 324 "La musica notturna delle strade di Madrid": I. Il campane quando suonano l'Ave Maria
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 0x225fb39344a1d895c9b8bd32278e12e452d1bae06d4e311e8682df2d5aec765c. 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/FRZ141020010.
String Quintet No. 60 in C Major, Op. 30 No. 6, G. 324 "La musica notturna delle strade di Madrid": IV. Il rosario: Largo assai - Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x093b75cd97156c694ee10c11ee9989146bf628bb205bcc96e6e248580b2ffff2. 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/FRZ141020020.
String Quintet No. 60 in C Major, Op. 30 No. 6, G. 324 "La musica notturna delle strade di Madrid": V. "Los manolos" Modo di suono, e canto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2e8f6fa31fdb5d077e7be5627824233dc69478ac1ca97ca812d7891f2321092. 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/FRZ141020030.
String Quintet No. 60 in C Major, Op. 30 No. 6, G. 324 "La musica notturna delle strade di Madrid": VII. Ritirata - Maestoso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf96f6c352d3d728ca8c963feada5dd577cc5f0d6c0efac12a4f7495786c4c7ed. 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/FRZ141020040.
String Quintet in E Major, Op. 11 No. 5, G. 275: I. Amoroso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2eb634ee479ba48f42151ff0b6f0ab1c7f93f55b6b26ca937cb0f03526b9495c. 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/FRZ141020050.
String Quintet in E Major, Op. 11 No. 5, G. 275: II. Allegro con spirito
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dc619219b0287aed48d9493af68bfc2caaac36be939c91c5eb193567ffc0499. 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/FRZ141020060.
String Quintet in E Major, Op. 11 No. 5, G. 275: III. Minuetto - Trio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x006da42629dbae6234416866c242865f4783aa502debf83f3d1cef7cc8112764. 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/FRZ141020070.
String Quintet in E Major, Op. 11 No. 5, G. 275: IV. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0c50245a31022c8427fc845163c6982bc71f43b1af4a11d03100d7e310cf6b1. 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/FRZ141020080.
String Quartet in G Minor, Op. 32 No.5, G. 205: I. Allegro comodo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf73daeac6480fd9e850ffbdbfdee3ba81d03ffe1c24d80ba10304e4b2bf8b2e3. 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/FRZ141020090.
String Quartet in G Minor, Op. 32 No.5, G. 205: II. Andantino
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String Quartet in G Minor, Op. 32 No.5, G. 205: III. Menuetto con moto - Trio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6898f50fb42283a7d858031a4dd3c245fc6c3461c22451a01e335cf9b5cd790e. 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/FRZ141020110.
String Quartet in G Minor, Op. 32 No.5, G. 205: IV. Allegro giusto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1850eb03a4f72655caf77484a1f861c958cf1ac6d58a398894e02359a97e477b. 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/FRZ141020120.
Guitar Quintet No. 6 in D Major, G. 448: I. Pastorale (Arr. from 1st mvt of String Quintet in D major, Op. 10, No. 6, G. 270)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7775edce12378281294c21126bda8dc0f6cfe74b5c93d536568a09c6369fd484. 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/FRZ141020130.
Guitar Quintet No. 6 in D Major, G. 448: II. Allegro maestoso (Arr. from 2nd mvt of String Quintet in D Major, Op. 10 No. 6, G. 270
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f0dfb6a11380f0cbadd763acfad8ae5eb7e6f55233b2a5c0452c52780ded096. 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/FRZ141020140.
Guitar Quintet No. 6 in D Major, G. 448: III. Grave assai - IV. Fandango (Arr. from 1st & 2nd mvts of String Quintet in D Major Op. 40 No. 2, G. 341
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5d2e757420a1026d42b0f352bed4889fbbaeb99f6a4d048420360206b108f36. 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/FRZ141020150.
String Quartet No. 37 B Minor, Op. 33 No. 1 Hob. III:37: I. Allegro Moderato - Arr. For saxophone quartet by SIGNUM saxophone Quartet
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1ae36c26422778be6bed8f2c1224d57a13f6aa9605fc77c072389e6becfcc61. 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/DES382401001.
String Quartet No. 37 B Minor, Op. 33 No. 1 Hob. III:37: II. Scherzo: Allegro di Molto - Arr. For saxophone quartet by SIGNUM saxophone Quartet
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cf4198ced029af1f9359bbf4895b54424e67399ec6673ed1402f42254404747. 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/DES382401002.
String Quartet No. 37 B Minor, Op. 33 No. 1 Hob. III:37: III. Andante - Arr. For saxophone quartet by SIGNUM saxophone Quartet
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6ca42dbfb575e82496969c51adfd6ed3e43f24403932b926382d9d0196ef64d. 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/DES382401003.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7966504ccef38ee9e6d8cf056f80e665a0ef6f76d612b091d9795128f5deea9. 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/DES382401014.
Spain - Latin Paraphrase on "Concierto De Aranjuez" by Joaquin Rodrigo
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Schubert: String Quintet & String Quartet "Death and the Maiden"
Tanti anni prima (arr. for cello and piano)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x711c0f0d88285da1f4d522d3d4cc08aeb6777258d3c38a5d87923dc4b0725d5c. 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/DET901222017.
Modern Times: Smile (arr. for cello and piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x856594d8dfb1cb4c8438eeb3445dbf2a4fafaae10a3faec9d15a260cfc242380. 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/DET901222018.
Cello Arrangements - Piazzolla, A. / Villoldo, A.G. / Gardel, C. / Salgan, H. / Gade, J.
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El dia que me quieras (arr. E. Rungel and J. Ammon)
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Milonga del Angel (arr. E. Runge and J. Ammon)
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La Muerte del angel (arr. E. Runge and J. Ammon)
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Le Grand Tango (arr. E. Runge and J. Ammon)
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Douze Hommages à Paul Sacher pour Violoncelle (David Geringas und seine Cello-Klasse der Musikhochschule Lübeck)
Italian Postcards: Wolf – Mozart – Borenstein – Tchaikovsky
Piazzolla: Libertango (Arr. Milone for Trumpet and Orchestra)
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Piazzolla / Transcr. Hubert: Oblivion (Live)
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Piazzolla / Arr. Carli: María de Buenos Aires, Scene 5: Fuga y misterio
Die 12 Cellisten der Berliner Philharmoniker
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Piazzolla: Estaciónes porteñas: No. 4, Primavera porteña
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Piazzolla: Estaciones porteñas: No. 1, Verano porteño (Arr. Runge & Ammon for Piano Trio)
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Piazzolla: Estaciónes porteñas: No. 2, Otoño porteño
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Piazzolla: Histoire du tango: I. Bordel 1900
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6df6caf0e04cf43a2d15bc280186e7cd6d7a5af6892b80fb999a945c980f34cd. 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/GBPFW1600281.
Piazzolla: Adiós Nonino (Arr. Medaglia & Hammon)
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Piazzolla / Arr. Brouwer for Guitar: Concierto del Ángel: III. La muerte del Ángel
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2dce985fca370500c92b40eebbce9521d12bc33ecd44ae53be17750ab06c310. 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/GBPFW1100632.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6029e174bf9dbf4b933393f3a388fbadb3276799aa33ecf91e9f7dec9bff838. 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/GBAYC0601241.
Piazzolla / Orch. Gupta: Concierto del Ángel: III. La muerte del Ángel
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Piazzolla / Transcr. Desyatnikov: Tango Ballet: II. La calle
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Piazzolla / Transcr. Desyatnikov: Tango Ballet: III. Encuentro - Olvido
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Piazzolla / Transcr. Desyatnikov: Tango Ballet: IV. Cabaret
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Piazzolla / Transcr. Desyatnikov: Tango Ballet: VI. La calle
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Piazzolla / Orch. Desyatnikov: María de Buenos Aires, Scene 3: "Yo soy María" (María)
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Babylon Berlin (Original Television Soundtrack, Vol. II)
Wir sind uns lang verloren gegangen (feat. Natalia Mateo)
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Bis in den Mondenschein (feat. Meret Becker)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0a1290b5b5c507c47f157e8a4fc7172a42b0eecfc213481444100494131f4fa. 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/DELV41900775.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90e109e4b83052870d8cc1fe606316c65c5c7a2225a19ae30769c6c782a0df0e. 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/GB5KW1200190.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce46292cf401ffa257f26e39249ce9dd758c1ee386bf5dc55636a259636d03d4. 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/DELV41900776.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafd98e4b8410f514ae1b45ad15caacf5147326d84f2d362178d62e7b2ba72996. 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/DELV41900777.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a04887a2677ad13ba1f1880d0cce5ca460f3d174adca68b921d386939cbf294. 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/DELV41900778.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58864d9a0de9db91fe385b2f9ed7e5317bfb01c9c3544ef22d576b80dc69e9c1. 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/DELV41900779.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x808b10534672017cc2533106a845818719b433929b3ec742787d155deedd7777. 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/DEU240528232.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13f4ed5941f358ed8e039603085416cb91cce08915e4bb2398260eba0c00aad1. 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/GB5KW1200194.
Elsa Mechanik (feat. Meret Becker und Sabin Tambrea)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb85e26110c232311eed7f2ab51ae1d49bda80c93e882facbd51a7ba2a0fa1cf. 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/GB5KW1200187.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x493ecaebb4738941a5665e1a7d1e9978f7fa08a1f803a24e6354a84293d9fbaf. 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/DELV41900785.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffe3f893aa3ce2bd9e26ea5e1772a958303dc7158eb7437aa82968314dd74545. 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/DELV41900787.
Du bist alles (feat. Tobias Morgenstern) (Filmfassung)
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Allein Reprise (feat. Eckart Runge & Jacques Ammon)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2ebc8b214e274b709e331c247623f28a333fa42dc2b152ae5670d6ef8348c81. 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/DELV41900791.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa578d5de19af9bedc570d9972214c143139e4959a133db005064b7f5b848f3c. 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/DELV41900789.
Piazzolla: Estaciones porteñas: No. 3, Invierno Porteño (Arr. Runge & Ammon for Piano Trio)
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Piazzolla: Estaciones porteñas: No. 4, Primavera porteña (Arr. Runge & Ammon for Piano Trio)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0590fccfb2d9082e542a26bed77e292d2dccfa7fe4d03bb56889282fd09ab824. 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/GBAYC0802769.
Piazzolla: Concierto del Ángel: I. Introducción al Ángel (Arr. Runge & Ammon for String Quartet)
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Piazzolla: Concierto del Ángel: II. Tango del Ángel (Arr. Runge & Ammon for String Quartet)
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Dvořák, Beethoven, Shostakovich, Piazzolla...
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Allein Reprise - feat. Eckart Runge & Jacques Ammon
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47e0e8cfbeaadbf054c1e13f04fbec60df7010f8a761fdb21d13a122f6203d01. 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/GBAYC1702578.
Piazzolla / Transcr. Hubert: Oblivión (Live)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x291c0d49523c2ca758b9b4e0ea80289f0150c4e4af43134fd96c3a5ef46bab73. 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/GBAYC1302427.
String Quintet No. 60 in C Major, G. 324 "La musica notturna delle strade di Madrid": V. "Los manolos" Modo di suono, e canto
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String Quintet in E Major, G. 275: III. Minuetto - Trio
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String Quintet No. 60 in C Major, G. 324 "La musica notturna delle strade di Madrid": I. Il campane quando suonano l'Ave Maria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x225fb39344a1d895c9b8bd32278e12e452d1bae06d4e311e8682df2d5aec765c. 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/FRZ141020010.
String Quintet No. 60 in C Major, G. 324 "La musica notturna delle strade di Madrid": VII. Ritirata - Maestoso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf96f6c352d3d728ca8c963feada5dd577cc5f0d6c0efac12a4f7495786c4c7ed. 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/FRZ141020040.
String Quintet No. 60 in C Major, G. 324 "La musica notturna delle strade di Madrid": IV. Il rosario: Largo assai - Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x093b75cd97156c694ee10c11ee9989146bf628bb205bcc96e6e248580b2ffff2. 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/FRZ141020020.
String Quintet in E Major, G. 275: I. Amoroso
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String Quintet in E Major, G. 275: II. Allegro con spirito
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String Quintet in E Major, G. 275: IV. Andante
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