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 0xf913d4eead70bb4b374f59bbe838de489bffa08c027f18785615ffb1fcb36b6e. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3769b482-f049-4fb9-a301-3a6d43facbf8.json and https://artists.proofprofile.net/proofs/artist/3769b482-f049-4fb9-a301-3a6d43facbf8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Gounod: Faust, CG 4 (Sung in Italian) [Live]
Verdi: Rigoletto, Act III: "La donna è mobile"
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 0x65d712315e6303a69438b5c3f3467e8d736b857e5fb9127c64d498d99fa43f0f. 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/GBAYC9702304.
Wolfgang Amadeus Mozart: Die Entführung aus dem Serail (1954), Volume 2
Holzbauer: Günther von Schwarzburg (Recorded 1960)
Tchaikovsky: Eugene Onegin, Op. 24, TH 5 (Sung in Italian)
Tchaikovsky: Eugene Onegin, Op. 24, TH 5 (Sung in Italian) [Recorded 1953]
Lucia di Lammermoor: Act I: Regnava nel silenzio (Lucia, Alisa)
Orchestra del Maggio Musicale Fiorentino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21c2dd4314cbbbc3cebefdc88df77166a0c92c65dad3f131915f97d799d8dcad. 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/DEU240454363.
Tchaikovsky: Eugene Onegin (Sung in Italian) (1953)
Holzbauer: Günther von Schwarzburg (1960)
The Best Opera Pieces By Renata Tebaldi (Tosca, La Boheme, Madame Butterfly, Faust and Many More)
Mussorgsky: Death of Boris Extract from Boris Godunov (Mono Version)
Lucia di Lammermoor (1997 Digital Remaster), ATTO PRIMO, Scena prima: Tu sei turbato! ... E n'ho ben d' onde (Normanno/Enrico/Raimondo)
Gino Sarri/Tito Gobbi/Orchestra del Maggio Musicale Fiorentino/Raffaele Arié/Tullio Serafin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x212b72823c710e8ad170caeb61d33c218b50a2c490ed5454654033ccba6dadc6. 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/GBAYC9700640.
Lucia di Lammermoor (1997 Digital Remaster), ATTO SECONDO, Scena prima: Soffriva nel pianto ... Une folle t'accese (Lucia/Enrico)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7165c5c56ac4452fdc9604a842f2ed45505110174a775edca4242a9e91162b23. 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/GBAYC9700657.
Lucia di Lammermoor (1997 Digital Remaster), ATTO PRIMO, Scena seconda: Egli s'avanza ... Lucia, perdona se ad ora inusitata (Alisa/Edgardo/Lucia)
Anna Maria Canali/Giuseppe di Stefano/Orchestra del Maggio Musicale Fiorentino/Maria Callas/Tullio Serafin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa58c61321f2c7b8470e419d3b139f373d8cc7a9fcc5d46dc487203513ba4e655. 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/GBAYC9700648.
Maria Callas - Popular Music from TV, Film and Opera
Bellini: Norma, Act 1: "Casta diva" (Norma, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a76d7fad859b8e519fab95eacf7d5de99aac7bcd341367caadf45e2cee2a10a. 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/GBAYC9702225.
Catalani: La Wally, Act 1: "Ebben? Andrò sola e lontana" (Wally)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x179ab6c3ccbd9b4a29bc4b157122282a2d212b91df5feb5da0ef95b41c62fdc0. 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/GBAYC9701163.
Puccini: Gianni Schicchi: "O mio babbino caro" (Lauretta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1f1b8cc5983b88f20239187bc2c48a9162204f5308b9b830146c346f9389a37. 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/GBAYC9701091.
Cilèa: Adriana Lecouvreur, Act 1 Scene 3: "Ecco, respiro appena … lo son l’umile ancella" (Adriana)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d5eae5e12a2397cbecce85458674251a5ea394a67ee51665b58cadb5e94066e. 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/GBAYC9701158.
La Vestale (1997 Digital Remaster): O nome tutelar
Orchestra Del Teatro Alla Scala Di Milan
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05eef14135f7d2489fc1217dd01d835843f730e3a6beecfc1781f305202ba189. 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/GBAYC9702229.
La Sonnambula (1997 - Remaster): Aria - Ah! non credea mirarti
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf655ffc84785e1328fc71ec3c5e0846c83d6f2fa6b4f4e31e8cbbea784cefa5a. 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/GBAYC9703207.
Donizetti: Anna Bolena, Act 2: "Al dolce guidami castel natio"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1f024c74df7520c86900032c6438862ec87ed04716a48b8c8572e4cb33ecc47. 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/GBAYC9703869.
Maria Callas - Popular Music from TV, Films and Opera
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a76d7fad859b8e519fab95eacf7d5de99aac7bcd341367caadf45e2cee2a10a. 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/GBAYC9702225.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x179ab6c3ccbd9b4a29bc4b157122282a2d212b91df5feb5da0ef95b41c62fdc0. 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/GBAYC9701163.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1f1b8cc5983b88f20239187bc2c48a9162204f5308b9b830146c346f9389a37. 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/GBAYC9701091.
Giordano: Andrea Chénier, Act 3: "La mamma morta m'hanno alla porta" (Maddalena)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb833dbdcfacb51065bd3509509164aa194850c7d6691ee85b2495bdc97b01b94. 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/GBAYC9701161.
Puccini: Madama Butterfly, Act 2 Scene 1: "Un bel di vedremo" (Butterfly)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a49471548b6a39bccd32e026eac6247cbd45e8be03c3a5aa888e44519722438. 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/GBAYC9701071.
Verdi: La traviata, Act 1 Scene 5: "Ah, fors'è lui lui che I'anima" (Violetta)
Orquesta Sinfonica del Teatro Nacional de Santa Carlos, Lisboa
Orquestra Sinfónica do Teatro Nacional de Sõo Carlos de Lisboa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f2506b6fdf61f146a1056c0eee6eeedd8467ed20d0f00d88aa05ffc741d55d2. 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/GBAYC9702903.
Verdi: La Traviata, Act 3 Scene 4: No. 8, Aria "Addio del passato bei sogni ridenti"
Orquestra Sinfónica do Teatro Nacional de São Carlos Lisboa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x816b323899928dee41a44a448dc18bab55a5e7d76a7da8ca23780a6dc27d0d2c. 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/GBAYC9702930.
Rossini: Il barbiere di Siviglia, Act 1: "Largo al factotum" (Figaro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x188a19be9185765e73897c39c5dc2d65b9bae380b4ac576f05a51497d073e7bf. 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/GBAYC9701681.
Verdi: Un ballo in maschera, Act 3 Tableau 1: No. 10, Scena ed Aria, "Alzati! là tuo figlio … Eri tu che macchiavi quell'anima" (Renato)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb557164bbf5440f6ebb2914915bd8571a9b66a0be865be2ff4058d36ed256694. 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/ITD009700567.
Bellini: Il pirata, Act 2: "Oh! S'io potessi" - "Col sorriso d’innocenza" (Imogene)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa8979b44deee672a7c63c365b6f9c06dfcbb124a6cf493e98107e0ea401db43. 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/GBAYC1400489.
Verdi: I vespri siciliani, Act 5: "Mercé, dilette amiche" (Elena)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94f8846b4457c86ba8f67274391d1aed7d9c98ed0a0d8d311aa3879047664707. 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/GBAYC1400399.
Verdi: Nabucco, Act 2: Scena. "Ben io t'invenni" - Aria. "Anch'io dischiuso un giorno" (Abigaille)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac129b83b6daaad60e358a2cc06629c00ce015c1a30a436bc1624e45fa9ac9be. 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/GBAYC1400484.
Donizetti: Lucia di Lammermoor, Act 3: "Spargi d'amaro pianto" (Lucia, Raimondo, Coro, Enrico)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6747880edb7339fd47d10002ea7f3898d8641da11cb4be08eb655c4f798dccee. 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/GBAYC1450020.
Rossini: Armida, Act 2: "D'amore al dolce impero" (Armida, Chorus) [Live]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63274c0f829c130c86afe01d34689aa62934376a389d37c67b3f2b3dc0133b0d. 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/GBAYC2001945.
Donizetti: Lucia di Lammermoor (1953 - Serafin) - Callas Remastered
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6747880edb7339fd47d10002ea7f3898d8641da11cb4be08eb655c4f798dccee. 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/GBAYC1450020.
Donizetti: Maria Stuarda: Aj, quando all'ara scorgemi - Act One
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26ec002da3305e7e3fc0ca4c6c2b061a9ae062aeea1dad68fc05a1ef672a7fa6. 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/US89R0695120.
Donizetti: Maria Stuarda: Quando di luce rosea - Act Three
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x008926743574f6a90f43bc5833566647c245f36f06226dbccb5183cc1a50e065. 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/USY9R0610023.
Donizetti: Maria Stuarda: Deh! Tu di un'umile preghiera - Act Three
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0f21b9fa06a0eda496cf0059df9d2acd46a5d28c43ccc91cb2e61cc4ec79de7. 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/USY9R0610030.
Maria Callas - The Platinum Collection 2
Verdi, Bellini & Others: Opera Arias (Remastered 2023) [Live]
Donizetti: Lucia Di Lammermoor (Callas, Di Stefano, Gobbi) (1953)
Mozart: Don Giovanni, K. 527 (Recorded 1952)
Il mito dell'opera: Mario Filippeschi, Vol. 3 (Live)
MOZART: REQUIEM "MISSA PRO DEFUNCTIS"; VIVALDI: STABAT MATER
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a76d7fad859b8e519fab95eacf7d5de99aac7bcd341367caadf45e2cee2a10a. 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/GBAYC9702225.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1f1b8cc5983b88f20239187bc2c48a9162204f5308b9b830146c346f9389a37. 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/GBAYC9701091.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a49471548b6a39bccd32e026eac6247cbd45e8be03c3a5aa888e44519722438. 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/GBAYC9701071.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x816b323899928dee41a44a448dc18bab55a5e7d76a7da8ca23780a6dc27d0d2c. 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/GBAYC9702930.
Samson et Dalila: Mon coeur s'ouvre à ta voix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc57eba812a88a3e4a9d750ccd805416a219da22885e4821a8aee7c8740c7be9a. 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/GBAYC9701183.
MOZART: DON GIOVANNI "IL DISSOLUTO PUNITO OSSIA IL DON GIOVANNI"
Wolfgang Amadeus Mozart: Die Entführung aus dem Serail (1954), Volume 1