György Fischer (12 August 1935 – 25 October 2020) was a Hungarian pianist and conductor. Life Assistant to Herbert von Karajan at the Vienna Opera, he became a specialist in the works of Mozart, cond
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 0x901339b78dddea1476b5f65f325fd687288ffbbb25cde6f3cd9ed9c18f515568. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f68b71f3-70a3-4ba1-a6c4-8ef559a575df.json and https://artists.proofprofile.net/proofs/artist/f68b71f3-70a3-4ba1-a6c4-8ef559a575df.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
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 0x2236d52184e5dc0fb85ec733b4aa870bed278b0e1f6c4a2c298c8b22359fc8e2. 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/GBAYC9702890.
Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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Mozart: Piano Sonata No. 11 in A Major, Op. 6 No. 2, K. 331 "Alla turca": III. Allegretto. Turkish March
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Mozart: Clarinet Concerto in A Major, K. 622: II. Adagio
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Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
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Mozart: Le nozze di Figaro, K. 492, Act 1: Aria. "Non più andrai, farfallone amoroso" (Figaro)
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Mozart: Così fan tutte, K. 588, Act I: Soave sia il vento - Live
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Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance. Andante
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Mozart: Don Giovanni, K. 527, Act I: Finch' han dal vino (Don Giovanni)
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Mozart / Compl. Beyer: Requiem in D Minor, K. 626: VIII. Lacrimosa
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Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
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Mozart: Mass in C Minor, K. 427, "Great Mass": III. Gloria - Laudamus te
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe357591d1999fdad0a2614ae323df8c5d45a7d52867e4e1089117ea920858002. 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/FRZ118600560.
Mozart: Exsultate, jubilate K. 165/158a: IV. Alleluia
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Mozart: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
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Der Schauspieldirektor, K.486: Ich bin die erste Sängerin
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Der Schauspieldirektor, K.486: Jeder Künstler strebt nach Ehre
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La clemenza di Tito / Act 1: "Parto, ma tu ben mio"
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Così fan tutte, K. 588, Act I: Recit. Temerari – No. 14, Aria. Come scoglio
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Così fan tutte, K. 588, Act I: No. 12, Aria. In uomini, in soldati
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4be3bfd1f19e57ba920e97c7a5273e7b176d6a2af9a141d5c18b8c0a02dfcda0. 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/GBF079310563.
Le nozze di Figaro, K. 492, Act II: No. 12, Voi che sapete
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Le nozze di Figaro, K. 492, Act IV: No. 28, Giunse alfin il momento – Deh vieni, non tardar
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Don Giovanni, K. 527, Act I: No. 12, Batti, batti, o bel Masetto
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Ch'io mi scordi di te – Non temer, amato bene, K. 505
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Se tu m'ami (formerly attributed to Pergolesi)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7db580e5504287e20f5f6c6253e5ace5f20599f9f80d03bdfe36c1e576e635e. 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/GBF079044606.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfdec8c4ff9795279fdc5ce5b69e3ba0956222c46cecfb3d52a36953ed84b3930. 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/GBF079044618.
Semiramide / Act 1: Bel raggio lusinghier
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Maometto II / Act 1: (3b) Preghiera: "Giusto Cielo, in tal periglio" (Anna, Coro) - Scena: "Ahi, padre!" (Anna, Erisso)
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La Cenerentola / Act 2: "Nacqui all'affanno e al pianto" - "Non più mesta"
Orchestra del Teatro Comunale di Bologna
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Così fan tutte / Act 1: "Temerari! Sortite!" - "Come scoglio!"
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Così fan tutte, K.588 / Act 2: "Ei parte...Per pietà"
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Così fan tutte, K.588 / Act 1: "In uomini, in soldati"
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Le nozze di Figaro / Act 3: "E Susanna non vien!" - "Dove sono i bei momenti"
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Don Giovanni, K.527 / Act 1: "Batti, batti, o bel Masetto"
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Davidde Penitente, K.469: 3. Aria: "Lungi le cure ingrate"
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Symphony No. 35 in D Major, K. 385 "Haffner": I. Allegro con spirito - Live
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Piano Concerto No. 20 in D Minor, K. 466: II. Romance
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Violin Concerto No. 3 in G Major, K. 216: II. Adagio (Cadenza: Levin)
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Symphony No. 35 in D Major, K. 385 "Haffner": III. Menuetto - Live
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Symphony No. 38 in D Major, K. 504 "Prague": III. Finale (Presto)
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Piano Concerto No. 23 in A Major, K. 488: I. Allegro
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Symphony No. 39 in E Flat Major, K. 543: IV. Finale (Allegro)
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Symphony No. 36 in C Major, K. 425 "Linz": IV. Finale. Presto
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Symphony No. 40 in G Minor, K. 550: II. Andante - Live at Musikverein, Vienna, 1984
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Rondo for Piano and Orchestra in A, K.386 - Completion: Erik Smith/Alfred Brendel
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Symphony No. 40 in G Minor, K. 550: III. Menuetto. Allegretto - Live at Musikverein, Vienna, 1984
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Symphony No. 41 in C Major, K. 551 "Jupiter": IV. Molto allegro
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Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
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Requiem in D Minor, K. 626: I. Introitus, Requiem aeternam
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Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze (Andante)
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Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": III. Menuetto (Allegretto)
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Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": IV. Rondo (Allegro)
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Don Giovanni, K. 527, Act I: Sinfonia (Orchestra)
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Symphony No. 20 in D Major, K. 133: III. Menuetto & Trio
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Serenade No. 11 in E-Flat Major, K. 375: III. Adagio
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Wolfgang Amadeus Mozart: Schatten ung licht: Chapter 2: Salzburgs Glanz und Wolfgangs Gloria (1765-1769)
Südwestdeutsches Kammerorchester Pforzheim
Carl Philipp Emanuel Bach Chamber Orchestra
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Dall'Abaco, E.F.: Concerti for Strings - Opp. 2, 6
Concerti a 4 da chiesa in B Minor, Op. 2, No. 8: I. Allegro
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Concerti a 4 da chiesa in B Minor, Op. 2, No. 8: II. Largo
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Concerti a 4 da chiesa in G Minor, Op. 2, No. 5: I. Largo
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Concerti a 4 da chiesa in G Minor, Op. 2, No. 5: II. Allegro e spiritoso
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Concerti a 4 da chiesa in G Minor, Op. 2, No. 5: III. Grave
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Concerti a 4 da chiesa in D Major, Op. 2, No. 6: I. Allegro assai
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Concerti a 4 da chiesa in D Major, Op. 2, No. 6: III. Allegro e spirito assai
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Concerti a 4 da chiesa in B-Flat Major, Op. 2, No. 9: I. Largo andante
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Concerti a 4 da chiesa in B-Flat Major, Op. 2, No. 9: III. Largo
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Concerti a piu istrumenti in F Major, Op. 6, No. 3: I. Allegro
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Concerti a piu istrumenti in F Major, Op. 6, No. 3: III. Allegro e spirito
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Concerti a piu istrumenti in E Major, Op. 6, No. 2: II. Aria cantabile
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Concerti a piu istrumenti in E Major, Op. 6, No. 2: III. Allegro assai
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Concerti a piu istrumenti in F Major, Op. 6, No. 6: I. Allegro
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Cecilia Bartoli - Arie Antiche: Se tu m'ami
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Se Florindo è fedele (from "La donna ancora è fedele")
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Nina, o sia la Pazza per Amore: Il mio ben quando verrà
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x662acc3b588d4a136be6a00584175f1e0f54e3b56d070cea88fa79fca2f5e5af. 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/GBF079044611.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf32ffbdcefb49f80a74a26d65b696de3238417dc65de3ca854c02ba85bddd5c4. 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/GBF079044612.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x991cad06d9a147f34c0740b012b7614d53bfff392401c9e8f1990d4c6b3956cc. 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/GBF079044613.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4b39a657285705812a109ce716c0b47ff685adc50b40ba775d3e90d2e8e80aa. 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/GBF079044614.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b302db708f34e2f89f511566e4a209cceb394da65c42c87a92205fe078d35d0. 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/GBF079044615.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x825674a269577f98a7fff2b04d49670207f2a55378c5f3d94e0f1170a379c75e. 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/GBF079044616.
Chi vuol la zingarella (from Zingari in Fiera)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ebedff39afe8dd25882128cefa7ea2081e03edb6b4513b5e8df7572c808943d. 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/GBF079044617.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfdec8c4ff9795279fdc5ce5b69e3ba0956222c46cecfb3d52a36953ed84b3930. 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/GBF079044618.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79ce5025e0932d4e6d8f5d772a39f9e499290550c3147a0ea0f37e2cc191ebad. 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/GBF079044619.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c21493150283e717b538680c388156a8716466d1babaf69e6dd1a48dbc62979. 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/GBF079044620.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb43ac2881fccb667d45ab86cf545a43caef7feb0f31feb4d145f2e23a7d1cc3e. 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/GBF079044621.
Le nozze di Figaro, K. 492 / Act 1: "Non so più cosa son, cosa faccio"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f8e04a3c2ff41cd2b8cf2d5931587e842cad41570f32360d370aadac8bd5dd1. 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/GBF078943101.
Le nozze di Figaro, K. 492 / Act 2: "Voi che sapete"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d9d70706117531c2b818ed8d82231736a852d00fb506b633ff9fbf18c955230. 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/GBF078943102.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x024feab50a3dea0a2da31e8b24de99b20ebb8679ccf7d82bf2aeb23bbfe31f93. 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/GBF078943103.
Così fan tutte, K. 588 / Act 2: "E amore un ladroncello"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb3b92dda5ed76ea4283d2d6d0e355bebad3038c541c70fdb8937aef62c439d3. 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/GBF078943104.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78a813674a6bc05faa6e8e6e21951b90708cf442277b2041c80cb5bb19f92c31. 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/GBF078943105.
Don Giovanni, K. 527 / Act 2: "Vedrai, carino"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37cb17f1688ab52305712f79b80f98f30858640571a5c219560f3d1f72e9e7f8. 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/GBF078943106.
Le nozze di Figaro, K. 492 / Act 4: "Giunse alfin il momento... Deh, vieni, non tardar"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51c285d39c85080896eb4e45336c19f83eff7bb90eee8cf06f000d7eb27dc9cb. 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/GBF078943107.
La clemenza di Tito, K. 621 / Act 1: "Parto, ma tu ben mio"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdce007c44b26dd48b5e4fe45f0b11ad12d1a79426b2983c1267a46f589defb08. 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/GBF078943108.
La clemenza di Tito, K. 621 / Act 2: "Deh per questo istante solo"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bac2d502ab8d9d3c75ee04a9eea1dd35538635d9d6bee7974e084e59d69a1b9. 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/GBF078943109.
La clemenza di Tito, K. 621 / Act 2: "Ecco il punto, oh Vitellia" - "Non più di fiori"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb87ba12b97b5b1ea9a8448e3c617d579ece7173bf5c69d52f5ce35a3a234745. 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/GBF078943110.
Ch'io mi scordi di te... Non temer, amato bene, K. 505
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb488bfd197fdfcb2103b15bb26cfa3c459c9bb2700bfeb4b298496dd0929459b. 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/GBF078943111.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x604015453fad021a951824051cbef761b2f210a1e1a7d1f141f54280a83ff9da. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), 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/GBF078100592.
"Ah, lo previdi...Ah, t'invola agl'occhi miei", K.272
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1bf0524b93a7f5cfeea898c687b16c91ad552e8e6036cf4d79380edfc81228c. 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/GBF078100591.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x604015453fad021a951824051cbef761b2f210a1e1a7d1f141f54280a83ff9da. 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/GBF078100592.
O temerario Arbace... Per quel paterno amplesso, K.79
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb3c7653154563a59e07c824c5d989f844e49e91838d5aeeb77f4ed13fcf3326. 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/GBF078100593.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x055dfece01c44cf928733f2df2eade40dba7e063cbd5f0a0c5e832c903f5e2a4. 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/GBF078110700.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8d178fd9940290f4b6f337c4c1352346d1accf48f5f0dd8bdef82a4ea983272. 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/GBF078010790.
Gianni Schicchi: "O, mio babbino caro" - Live In London / 1994
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba3cd84e8b68de619a9f6b379bbf93c54d2653a453f185a0e10ca2fa4594846a. 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/GBBBA9450130.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50e65ade6fe46aafd667f0478fd817c670dd86f696ca30dc792a10ccdc1abb7f. 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/GBF078241602.
Chants d'Auvergne: 13. Malurous qu'o uno Fenno
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x883f360a617e8929b1364bef9e632a2b1bd38d8de8e83bb3828dc213f1e26fd3. 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/GBF078241613.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x387e2543c0f1bc19d6661a78ada1a9fe4407903ae3fe20685ea5f6ebca542f09. 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/NLA508325103.
Zaide, K.344 / Act 1: "Ruhe sanft, mein holdes Leben"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06760cd1304eba9be374327d777fcf783cfb38acee64adc255e8d2dad558093e. 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/NLA508106801.
Bachianas brasileiras No. 5 for Soprano and Cellos, W.389: Aria (Cantilena)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85750eecf322238a8efcd60ac8fef404a510d39a4f1d99531104c2eda5bfc2d8. 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/GBF078400331.
Ein deutsches Requiem, Op. 45: 5. "Ihr habt nun Traurigkeit"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeea1a5d0771289e1b5c2ef573c0bcb276101f28902bd309a9c8e88e24b8b2558. 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/GBF077810015.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92d9b36c734e67475bc27c3612eb64d99d81446ec3465b65b96cc44399e61692. 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/GBF078940106.
Tosca / Act 2: "Vissi d'arte, vissi d'amore"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc06a0cc5002ad42a35eb031d48adc6fe9f2c26abd0f07c7a930785d8228f0e04. 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/GBF078612050.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef0134439ee0a3e50e8e27ec8e545b69383e11e3f55c666cc958d9ca29fcf5b6. 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/GBF078710644.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cddca6d45a437db511064b232c923ecc8609b6d580831def7aa148bb4356ff2. 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/NLA508325107.
Die tote Stadt / Act 1: Glück, das mir verblieb (Mariettalied)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0733b70b4e72a8c1aabc701821a105ad364e443a43a9ed511a7f5f47387453d. 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/GBBBA9450150.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9894eaa61845960a89aa0fd86311c86a1ede027f3b6dfda884380ff9b853874b. 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/GBF078940101.
La traviata / Act 1: "Follie! Delirio vano è questo!" - "Sempre libera"
Orchestra del Maggio Musicale Fiorentino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x282890ccb0c342a5184b5acb2f848ddd9e2e7f60a79b974e7a3e732f22a8411a. 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/NLA509104309.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ec2518c60e712c95403e7b3f89bd82d3a8ba637b3cf71c163ea3e196667d7e8. 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/GBBBA9450190.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x381cb7c36954c27213984c2ce24786eed8bf10bcbcd24e9575fd0e4c6915adb1. 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/GBF078540112.
Piano Concerto No. 2 in C Minor, Op. 18: 2. Adagio sostenuto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16d4807cbe07ab17a2ef0317921ef43923a652ff1d7a36c86ab81ecb30d82e6e. 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/GBF071202862.
Chorus of the Royal Opera House, Covent Garden
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ddefa17943c2cd5bedff1519ecc509b249f7b15788eb692b7a45e20d9ef1f00. 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/GBF077340415.
Vivaldi: Gloria in D Major, RV 589: III. Laudamus te
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6233f6efdfdca3d7aea093f91efc4e5297a714fa56228de4fed8e9dc30abb695. 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/GBAYC9801321.
O sacred head, sore wounded ('Passion Chorale': English Hymnal No. 102; O Haupt voll Blud und Wunden from the St Matthew Passion BWV244 Nos. 21 & 72)
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Bach: Herz und Mund und Tat und Leben, BWV 147, Pt. II: No. 10 "Jesus bleibet meine Freude"
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Bach, JS: Mass in B Minor, BWV 232: Cum Sancto Spiritu
Sinfonie-Orchester Des Bayerischen Rundfunks
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Pergolesi: Stabat Mater: I. Stabat mater dolorosa
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Handel: Coronation Anthem No. 1, HWV 258 "Zadok the Priest"
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Sir David Willcocks/King's College Choir, Cambridge/Ian Hare
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The Lord's Prayer - 1998 Remastered Version
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Brahms: Ein deutsches Requiem, Op. 45: IV. Wie lieblich sind deine Wohnungen
BBC Symphony Chorus/London Philharmonic Choir/London Philharmonic Orchestra/Klaus Tennstedt
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Handel: Judas Maccabaeus, HWV 63, Act 3: Chorus. "Thine be the glory"
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I'll Never Love Again - From "A Star Is Born"
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Rigoletto / Act 3: "La donna è mobile" - Live
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Teresa Berganza - 18th-Century Portraits
Le nozze di Figaro, K.492 / Act 2: "Voi che sapete"
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Orfeo ed Euridice, Wq. 30 / Act III: "Che farò senza Euridice?"
Orchestra of the Royal Opera House, Covent Garden
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Turandot / Act 3: "Nessun dorma!" - Remastered 2013
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Don Giovanni, K. 527, Act I: No. 7, Duet. Là ci darem la mano - Live at Royal Festival Hall, London, 1996
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La Wally / Act 1: "Ebben? Ne andrò lontana"
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Lakmé / Act 1: "Viens, Mallika, ... Dôme épais"
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Les pêcheurs de perles, WD 13 / Act 1: "Au fond du temple saint"
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L'elisir d'amore / Act 2: "Una furtiva lagrima"
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La traviata / Act 1: "Libiamo ne' lieti calici" (Brindisi)
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Les pêcheurs de perles / Act I: Je crois entendre encore
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Dvořák: Rusalka, Op. 114, B. 203, Act 1: "Mesicku na nebi hlubokém" (Rusalka)
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Prodaná Nevesta (The Bartered Bride): Kdybych se co takového (Should I ever happen to learn) (Act 1)
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Smetana: Dalibor, Act 2: "Jak je mi?" (Milada)
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Vesperae solennes de confessore in C, 'Solemn Vespers' K339 (1988 Digital Remaster): Laudate Dominum
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Grieg: Peer Gynt, Op. 23, Act 4: No. 18, Solveig's Song
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Mozart: Die Entführung aus dem Serail, K. 384, Act 2: "Welche Wonne, welche Lust!" (Blonde)
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Grieg: Peer Gynt, Op. 23, Act 5: No. 26, Solveig's Cradle Song
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Le nozze di Figaro, Act II: Aria: Porgi amor
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Orff: Carmina Burana, Pt. 3, Cour d'amours: Amor volat undique
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Orff: Carmina Burana, Pt. 3, Cour d'amours: Stetit puella
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Orff: Carmina Burana, Pt. 3, Cour d'amours: In trutina
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Le Nozze di Figaro K492: Giunse alfin il momento
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe18fa30b06220e16337a63ff6a97f94cc749a01922bf4aee152fe913a9bd828d. 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/DEA348302010.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b6746291f694fa91a64f11afc4c12fd2e75c865ac01b340a95b32ca8c0b0a77. 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/DEA348302011.
Strauss, R: 4 Letzte Lieder: No. 4, Im Abendrot
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Mozart: Die Zauberflöte, K. 620, Act 2: Aria. "Der Hölle Rache kocht in meinem Herzen" (Königin der Nacht)
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Mozart: Die Zauberflöte, K. 620, Act 2: "Ach, ich fühl's, es ist verschwunden!" (Pamina)
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Tchaikovsky: Eugene Onegin, Op. 24, Act 1: Tatiana's Letter Scene. "Puskay pogibnu ya, no prezhde" (Tatiana)
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Lehár: Die lustige Witwe, Act 2: Vilja-Lied. "Es lebt eine Vilja, ein Waldmägdelein" (Hanna)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0cf02bf129720d434472dd4d635a38cbaf2e9d9cea702a5786ca5813d4d98ea. 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/GBF077530401.
Die Walküre, WWV 86B - Concert version / Dritter Aufzug: The Ride of the Valkyries
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La traviata / Act 1: Libiamo ne'lieti calici
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d9d70706117531c2b818ed8d82231736a852d00fb506b633ff9fbf18c955230. 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/GBF078943102.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc98b0cf7588273041afd458df980eecf094af3d96549fac0d7748587c742cfc. 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/GBF077240108.
Pagliacci / Act 1: "Recitar!...Vesti la giubba"
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Lakmé / Act 1: Viens, Mallika, ... Dôme épais (Flower Duet)
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Il Trovatore / Act 2: "Vedi! le fosche notturne spoglie" (Anvil Chorus)
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Carmen, Act I: Habanera. L'amour est un oiseau rebelle
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Nabucco / Act 3: "Va, pensiero, sull'ali dorate"
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Don Giovanni, K.527 / Act 1: "Là ci darem la mano"
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Le nozze di Figaro, K.492 / Act 3: "Dove sono i bei momenti"
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a32051d63b4e54eea35f979f20cb72c416dd64e278a73d09b26ef71be733010. 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/GBF079441504.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9638f37e68407fae2ecc7ef6d09af71de79270264897bea2675bfb8c776ee33. 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/GBF077130101.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x407a58639f0ab38ec2f21b6fd83f6478a30fd98dbc5b859ff3f958350266eb5e. 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/GBF076240708.
Il barbiere di Siviglia / Act 1: "Largo al factotum"
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x501ae9ecf032a7dc6fb4bca662e17a67706abea8d11c9127e9cb1d7abd6b213c. 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/GBF079541401.
Madama Butterfly, Act II: Coro a bocca chiusa "Humming Chorus"
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Carmen, Act II: La fleur que tu m'avais jetée "Flower Song"
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Les Contes d'Hoffmann / Act 2: "Belle nuit, ô nuit d'amour"
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Carmen, WD 31 / Act 2: "Votre toast" (Toreador Song)
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Tosca, SC 69 / Act 3: "E lucevan le stelle" - Live
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78679fe06199aa7cfbf75d99bd2c8b6a93a35c8699ea911e8ea174da0315b1e6. 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/GBF077641012.
Les pêcheurs de perles, WD 13 / Act 1: "C'est toi"... "Au fond du temple saint"
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Lloyd Webber: Requiem: VII. Pie Jesu (Soprano, Boy Soprano, Chorus)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18812857cb7dcafd2b4645db80604e7f09c606391a1afe498248115cdf60cbb6. 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/GBAYC8905888.
Solomon, HWV. 67: III. Sinfonia, The Arrival of the Queen of Sheba
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Trumpet Sonata in D Minor, HWV. 367a: II. Vivace
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x612cab4a5c43304eda7fc3847bfcc406ac907b3b19d68b5202a9324656adf471. 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/GBAYC8700065.
Harpsichord Suite No. 4 in D Minor, HWV. 437: III. Sarabande
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3efd6fe1986370928048643bf465a9fba2d72e72deb557c256ade30d21e3d795. 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/GBAYC8301053.
Giulio Cesare, HWV. 17 'Julius Caesar' Act I: Son nata a lagrimar
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Zadok the Priest, HWV. 258 'Coronation Anthem'
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Exsultate, jubilate K165/158a (2008 Digital Remaster): Tu virginum -
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5ff993328d2cd676e6459a3d408b85090d9bf90c3af32a8220689400c8bc57f. 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/GBAYC0001134.
Le nozze di Figaro, K. 492, Act III: E Susanna non vien! - Dove sono i bei momenti
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc55ac9d4ad46f847cc92f2144ff8d67aecafe4e730661b1e9b3a2f2ce815c1f8. 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/GBF078112020.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06760cd1304eba9be374327d777fcf783cfb38acee64adc255e8d2dad558093e. 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/NLA508106801.
La finta giardiniera, K.196: Crudeli fermate - Ah dal pianto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26c53faf416d4162d8662e8c0fdc8bfaf4db1007d15734f57ef9a8f788b44001. 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/NLA508106802.
Così fan tutte, K.588 / Act 2: Ei parte...Senti... - Per pietà, ben mio, perdona
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51d6bf3e327a02a07d2461f03846575a190adf40320eea5bd8032de6b04dd180. 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/NLA508106804.
Il re pastore, K.208 / Act 2: "L'amerò, sarò costante"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ef53001b5d5a20fbfb403de4dd32865f93ada90eab908e62879034813ea21df. 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/NLA508106805.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc280820f7245fb3ce7676c2d750a3e47faedbb7b57c09b269a4874f4ecf9fad4. 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/NLA508106806.
Arabella, Op. 79 / Act 1: Aber der Richtige, wenn's einen gibt für mich
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe65057abfb762deb6c803ae64a48b90a96e886a4a6f13ff50a5eab1468e8ddb9. 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/GBF078640906.
Bella mia fiamma, addio...Resta, oh cara, K. 528
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc201e360330f748f704eafb82a818552d2ba6467c16d192bb940a31ff3e7c48a. 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/GBF078100596.
Die Zauberflöte, K.620 / Act 2: "Ach, ich fühl's"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44b1d463cb6e4cbaa910b1b34ccf41c8f09e4f1ba09955f126889d049a2fedb1. 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/NLA508106808.
Benatzky & Strauss II, J.: Casanova, Act 1: Nonnenchor. "O Madonna, auf uns sieh!" - Lied der Laura. "O Marie, wie entflieh" (Laura, Chor)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54e4cf11a3dcee5b11c487cc5a94e146f875ec074b3e232f195f50969cd730dd. 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/GBAYC8602646.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37193341d289ffdadcfdef39bd0c73b4b95fd5416182809336270740acd72cb3. 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/GBAYC8602653.
Die Zauberflote - highlights, Act 2: Der Hölle Rache
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad324c537bf257976821e0c3945cb9ef42a34bf0abe27be737ef2a21fa8bbd49. 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/GBAYC8700822.
Mozart 225 - Legendary Opera Performances
Don Giovanni / Act 1: "Or sai chi l'onore"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x516c537ebcb18540817e3e6506583bf2a29a19a68cc2b9c9d7a63830b1fe4b4c. 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/GBF077841217.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e5d99670df65470614633ae5575e6c5168862a6243929282f29bf64ae4c70e4. 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/NLA507401088.
Die Zauberflöte, K.620 - (E. Schikaneder) - Act 2: "In diesen heil'gen Hallen"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2c462e22f312bb4be59146c0a79f607cc4f22ff33fae951e813db5b5457a521. 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/GBF079042112.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5ce5086cea50b652256e50b4668ee0dc9d9d9b28c03c584fb3878fbcadd8888. 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/GBAYC9003016.
Dido & Aeneas, Z. 626, Act III: When I am laid in earth
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb873ca6b99d18d197c2f1f8b6728fcc662be1291ca568d5d0d781c2d73e94dd. 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/GBAYC9500786.