Franco Ghione (1886–1964) was an Italian conductor and violinist. He graduated from the Parma Conservatory and became a violinist for the Parma Theatre and the Augusteo in Rome. He began a conducting
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 0xc7ad4cd348a570c26c19addc139328e6e94a2bbbdd99d99724872b9cacde60cd. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/55ae5344-2177-461b-98fc-68ce6968dcd9.json and https://artists.proofprofile.net/proofs/artist/55ae5344-2177-461b-98fc-68ce6968dcd9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
La traviata: Act I: Libiamo ne' lieti calici (Alfredo, Violetta, Chorus)
Orquestra Sinfónica do Teatro Nacional de São Carlos Lisboa
Coro do Teatro Nacional de São Carlos Lisboa
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 0xe330a5ccbdce6a7cda57a6d39e662d5cdf1c2a9a612f4f7e18a6148ec4e5e139. 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/USB8U1085582.
La traviata: Act II: Invitato a qui seguirmi (Violetta, Alfredo, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e6cfde10bb7d32124e7d38e2e20c87d9c221e237625b39e6015628d78f119a9. 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/USB8U1086156.
La traviata: Act I: Un di, felice, eterea (Alfredo, Violetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd80e15938c4452c03f9ed66c51a98082ef236a82da5df302bc9a8ae1e3b58986. Chain 2 (Bitcoin): anchored in block 958042 (2026-07-14T18:24:07Z), 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/USB8U1085584.
La traviata: Act II: Ogni suo aver tal femmina (Alfredo, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2c110e99e534883872519e6a58fc38dad3bdee8723f6c62ff317b7d827c963e. 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/USB8U1086157.
La traviata: Act II: Di sprezzo degno se stesso rende (Germont, Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ccb84423d554f2798de84c8729f6dad2c14868bc11c8198bf7762f982b5cadf. 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/USB8U1086158.
La traviata: Act I: Si ridesta in ciel l'aurora (All)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ca0fa8547062f947fe9284891141576eef62dda74c030c433de0249c497793e. 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/USB8U1085586.
La traviata: Act II: Alfredo, Alfredo, di questo core (Violetta, Barone, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2709eb8d49281b91ecf41ba6d28f918c72a62443c6ef6b6f794f2ec758d10730. 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/USB8U1086159.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5407577bc0ca1b7e963694f0455749f9bb64cefdd099f339b3286a15c99a5263. 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/USB8U1086160.
La traviata: Act I: Ah, fors' e lui (Violetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2c3bb64072920fa76572582159b3ea709fdadd9126763365ab930f46039502c. 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/USB8U1085588.
La traviata: Act III: Or fate cor (Annina, Violetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d4964efc6f26e8f5ea0b6fb9c451ef249c7e142109680ac9dcb104d9eb06b8c. 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/USB8U1086162.
La traviata: Act II: Lunge da lei per me non v'ha diletto! (Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ef97496500c391579118b6d1a2c3802a4cd639ce42ce49fdc7f82376ddacfbf. 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/USB8U1085590.
La traviata: Act III: Parigi, o cara (Alfredo, Violetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf7cf4fb3f8748c4de70339fd132ec6d514ee3765b044aa18a0533bd8a857520. 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/USB8U1086165.
La traviata: Act II: Alfredo? … Per Parigi or partiva (Violetta, Annina)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ac8c05609d72f845c2b67634259417226b0dc2091d1be98c6bea9651af396e9. 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/USB8U1085593.
La traviata: Act II: Madamigella Valery? (Germont, Violetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f519c3ecac6e386ad9c4e9b17d27a777eacd0fe8bbdfb8f1c2a0465186c76f2. 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/USB8U1085594.
La traviata: Act II: Morro! … la mia memoria (Violetta, Germont)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc7ecc01cdaa924f986b95b70cb93427e5fc7e9bfcdd3e06d0fc190c19180840. 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/USB8U1085600.
La traviata: Act II: Amami, Alfredo! (Violetta, Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc15c2d14f5da6e8d3949ad9547037c966bd59925fbeefd52f9d8fdded9e79b6a. 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/USB8U1085602.
La traviata: Act II: Avrem lieta di maschere la notte (Flora, Marchese, Dottore, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25bc68fd62457da13b881ae541b2b8ae1f2ef3b33bf083a90a88e5ba7416a16a. Chain 2 (Bitcoin): anchored in block 960305 (2026-07-30T20:14:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086152.
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbacd69cb8f80e6198e917ded9644a5e185d665e5bef71a0b17480e62eb2b769e. Chain 2 (Bitcoin): anchored in block 960170 (2026-07-29T23:52:38Z), 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/USB8U1085580.
La traviata: Act II: Noi siamo zingarelle (Chorus, Flora, Marchese)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc4eb1f2f7184d7cbd5cfbeb14a163eaa503cb69b1535b8c6e22b9d743a91858. Chain 2 (Bitcoin): anchored in block 960298 (2026-07-30T19:26:00Z), 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/USB8U1086153.
La traviata: Act I: Dell'invito trascorsa e gia (All)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe05c1cd255cd803b699d9dc0a873375ae95ff6ed4bef2c6af67cf35be1f37404. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/USB8U1085581.
La traviata: Act II: Di Madride noi siam mattadori (Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11114acad0586e91bb559dca29defc0da759c9ea3549c209ae8de690fb24a5d4. Chain 2 (Bitcoin): anchored in block 960298 (2026-07-30T19:26:00Z), 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/USB8U1086154.
La traviata: Act I: Che e cio? (Chorus, Violetta, Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f02f163282cf953b9ba8f0d6006d354fffcb22d38de9ad024943001052dcfdf. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085583.
La traviata: Act I: Ebben? … che diavol fate? (Gastone, Violetta, Alfredo, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dda0540bb450a6f03cf9cd484d1580dba92d3ed1d29e813a2d856ccd3af42e3. Chain 2 (Bitcoin): anchored in block 960198 (2026-07-30T02:21:55Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085585.
La traviata: Act I: E' strano! … E' strano! (Violetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0f2c8e3688f60101a577233b9d2d867e1ce6c20fc1fbe65f254015107936030. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085587.
La traviata: Act III: Annina? … Comandate? (Violetta, Annina, Dottore)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d0af52b623e63ec9b1b28e113532b25a4ec5a6e9055cc2222b91227813ee841. Chain 2 (Bitcoin): anchored in block 960344 (2026-07-31T04:14:58Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086161.
La traviata: Act I: Follie! … follie … Sempre libera degg'io (Violetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6144f327997a3221e5368a4f04f3cba7fe6346472c0bae18d5e414072c4a6648. Chain 2 (Bitcoin): anchored in block 960113 (2026-07-29T13:38:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085589.
La traviata: Act III: Addio, del passato bei sogni ridenti (Violetta, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3884fd1dbd9bb8ed001fced8122620a85abdf1595f494538a7ac4eb4ba290fe2. Chain 2 (Bitcoin): anchored in block 960212 (2026-07-30T05:43:45Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086163.
La traviata: Act II: De' miei bollenti spiriti (Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe61de59f8a61698b6c3eee2a058d25d0be0d2f142f9c48f0387ac75a9fe731bd. Chain 2 (Bitcoin): anchored in block 960266 (2026-07-30T14:44:50Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085591.
La traviata: Act III: Signora! … Che t'accadde? (Violetta, Annina, Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x383bd24d7ac526ddae08ce62ad043b02dd397c3b58bc3a2dab08284125b71686. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086164.
La traviata: Act II: Annina, donde vieni? (Alfredo, Annina)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f9ecf5dc4be3ed8a353a433a3170021297af65d8965157a3ec1fd1c52b50039. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085592.
La traviata: Act III: Ah, non piu, a un tempio (Violetta, Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1516a2161340e56c77065a079ac4f216692a7d99850db79837756259dab179b9. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086166.
La traviata: Act III: Gran Dio! morir si giovane (Violetta, Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28c2b88f8a5058ddc1cab6fde829e4edd68780e0e02e9b1b0c22dac15718d1a4. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086167.
La traviata: Act II: Pura siccome un angelo (Germont, Violetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1feb086f3e8ba43e513b1c22b886ad5dfc9729951a936f244bb75d9623ba72c. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085595.
La traviata: Act III: Ah, Violetta! … (Germont, Violetta, Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8635d54533e83397ad07f5b05bf94426c620bfc20c7ef74b593021c68b8dcc5. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086168.
La traviata: Act II: Non sapete quale affetto (Violetta, Germont)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9fd87330be18f3b7657b022b220b13ed99f53f53f37478ee2627f8bf722a035. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085596.
La traviata: Act III: Prendi, quest' e l'immagine (Violetta, Alfredo, Germont, Dottore, Annina)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cfc997b9f530e4828caa7170ad0c6623854363b01e5118a7f524016014de69f. Chain 2 (Bitcoin): anchored in block 960344 (2026-07-31T04:14:58Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086169.
La traviata: Act II: Un di, quando le veneri (Germont, Violetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66be7e2c30648cad135df18bf97abc28fc57d969a3bfcd2b7da99fe02dd3c0a1. Chain 2 (Bitcoin): anchored in block 960229 (2026-07-30T08:30:10Z), 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/USB8U1085597.
La traviata: Act II: Dite alla giovine (Violetta, Germont)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02ba171937dc96fc4e52927126784f60c1e95ac894d329adbd7817d748f67c24. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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/USB8U1085598.
La traviata: Act II: Or imponete (Violetta, Germont)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd97fe27e3b953a7e630784f6075fa18d57a853f80ba9be1e661c4f45a9883956. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085599.
La traviata: Act II: Dammi tu forza, o cielo! (Violetta, Annina, Alfredo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50af6bd6e9015847313690f33ce700f20335e5ecc5a7398852f325059c307e94. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085601.
La traviata: Act II: Ah, vive sol quel core all'amor mio! (Alfredo, Giuseppe, Germont)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x192df656a1e2cded4163af1581e43992fbb5051f1023c9455ef3836ab9c7f2db. Chain 2 (Bitcoin): anchored in block 960300 (2026-07-30T19:42:40Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1085603.
La traviata: Act II: Di Provenza il mar, il suol (Germont)
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La traviata: Act II: Ne rispondi d'un padre all'affetto? (Germont, Alfredo)
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Ponchielli: La Gioconda, Op. 9 (Recorded 1960)
Il Mito dell'Opera: Flaviano Labò, Vol. 2 (Recorded 1958-1974)
Mario Del Monaco: His First Classical London Records of Pagliacci & Cavalleria Rusticana
Gigli, Beniamino: Gigli Edition, Vol. 8: Milan, London and Berlin Recordings (1933-1935)
Vocal Recital: Magda Olivero - Puccini, G. / Cilea, F. / Boito, A. / Verdi, G. / Puccini, G. / Charpentier, G. / Massenet, J. / Franck, C. (1938-1953)
Puccini: Turandot (Cigna, Merli, Olivero) (1938)
Puccini: Madama Butterfly (Gigli, Dal Monte) (1939)
Leoncavallo: Pagliacci (Gigli / La Scala) (1934)
Opera Arias: Gigli, Beniamino - Gounod, C.-F. / Giordano, U. / Blanc, G. / Massenet, J. / Verdi, G. (Rare and Unpublished Recordings) (1934-1949)
Vocal Recital: Gigli, Beniamino - Verdi, G. / Massenet, J. / Puccini, G. / Bizet, G. (Complete Collection of Opera Highlights, Vol. 3) (1930-1941)
Vocal Recital: Gigli, Beniamino - Toselli, E. / Crescenzo, V. De / Donaudy, S. (Archivio Della Romanza Da Salotto Italiana, Vol. 2) (1926-1947)
Leoncavallo: Pagliacci (Recorded 1934) - Mascagni: Cavalleria Rusticana (Recorded 1940)
Opera Arias: Callas, Maria - Spontini, G. / Bellini, V. / Verdi, G. / Donizetti, G. / Cherubini, L. (Maria Callas and Friends) (1954-1958)
Récital Mario Del Monaco - Mascagni: Cavalleria rusticana (Mono Version)
Mascagni: Cavalleria rusticana, extraits (Mono Version)