Alberto Franchetti (18 September 1860 – 4 August 1942) was an Italian composer and racing driver, best known for the 1902 opera Germania. Biography Alberto Franchetti was born in Turin, a Jewish nobl
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 0x8e7990d04e88f15bfa224f6c25f41cd1e2ac09d8184ddb8188bdba4c1acf2461. Chain 2 (Bitcoin): anchored in block 954729 (2026-06-21T18:16:07Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fbd96ff1-9ff3-4897-bd86-95d341822052.json and https://artists.proofprofile.net/proofs/artist/fbd96ff1-9ff3-4897-bd86-95d341822052.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Fantasia for Violin and Piano "Germania"
Symphony in E Minor for Piano 4 Hands: I. Allegro un poco agitato
Enrico Caruso: 21 Greatest Opera Recordings
Caruso, Enrico: Complete Recordings, Vol. 12 (1902-1920)
Caruso, Enrico: Complete Recordings, Vol. 1 (1902-1903)
L'elisir d'amore: L'Elisir d'amore: Una furtiva lagrima
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 0x7e046b82a3d59009c973e311adafa40b3249b31da6e71c1f6d02d93a3b7f2dc7. 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/HKI190010006.
CARUSO, Enrico: Complete Recordings, Vol. 5 (1908-1910)
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Madama Butterfly, Act III: Non ve l'avevo detto?
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Opera Arias (Baritone): Luca, Giuseppe De - Cilea, F. / Massenet, J. / Donizetti, G. / Verdi, G. / Thomas, A. (Opera Highlights, Vol. 1)
The Symposium Opera Collection, Vol. 12 (1907-1924)
Voi lo sapete, o mamma (Cavalleria rusticana)
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Enrico Caruso - The Complete Victor Recordings
La Favorita: Act IV: Spirto gentil, ne' sogni miei (Romanza)
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Rigoletto (1904 Recording): Act IV: La donna è mobile
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La forza del destino: Act III: Solenne in quest'ora
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Rigoletto (1908 Recording): Act I: Questa o quella
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L'elisir d'amore: Act II: Una furtiva lagrima ... Un solo instante
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Tosca (1904 Recording): Act III: E lucevan le stelle
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Tosca (1904 Recording): Act I: Recondita armonia
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Cavalleria rusticana (1904 Recording): O Lola (Siciliana)
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I Pagliacci (Remastered): Act I: Recitar! mentre preso dal delirio ... Vesti la giubba
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Andrea Chénier: Act I: Un dì all'azzurro spazio (Improvviso)
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Don Pasquale: Act III: Com'è gentil (Serenata)
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I Pagliacci: Act I: Recitar! mentre preso dal delirio... Vesti la giubba
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf73942f2c13287107de9f2e8d429223a575e3416e1e7ea55444c653b93df02fc. 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/USBC10100415.
Gli Ugonotti (Les Huguenots) (Remastered): Act I: Ah, qual soave vision ... Bianca al par di neve
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92573ead827a3350d6008e2f8e8ba56445b46e6d39b3c3d8759a18090f9ac7e6. 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/USBC10402453.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1156eb90ff63aca8e277d5bb93d82693c521e1075cce469d2f62bfc454372f22. 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/USBC10402476.
Cavalleria rusticana: Intanto amici ... Viva il vino (Brindisi)
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Don Sebastiano: Act II: Deserto in terra
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf507be2396e835dac7c8f4138722d6e868a444567a6aabfa740afd6f26fe5a9. 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/USBC10402465.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6088385b2164a82690dfc46e2da96f815fdf16fe555659c0cd5f617f720926e. 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/USBC10301449.
Madama Butterfly: Act I: Un po' di vero c'è ... Oh quanti occhi fisi
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Goyescas: No. 4, Quejas o la Maja y el Ruiseñor
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Il mito dell'opera: Domenico Viglione-Borghese
Rare Records of Famous Tenors, Vol. 3 (1905-1930)
Franchetti: Symphony & Nella Foresta Nera - Wolf-Ferrari: Sinfonia da camera
Symphony in E Minor: III. Intermezzo e trio
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The Symposium Opera Collection, Vol. 18 (1906-1927)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37329ca17121c77a5e0dc9d0c300010f8e74c56822afb6bc001291287e31aeab. 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/GBAYC8805104.
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Giordano : Andrea Chénier : Act 4 "Come un bel dì di maggio" [Andrea Chénier]
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Opera Arias and Songs (Milan 1902 - 1904)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37329ca17121c77a5e0dc9d0c300010f8e74c56822afb6bc001291287e31aeab. 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/GBAYC8805104.
Opera Arias and Melodies. Milano 1902-1904
The Harold Wayne Collection, Vol. 3 (1902-1907)
The Harold Wayne Collection, Vol. 11 (1902-1903)
Organo Carlo Vegezzi-Bossi 1891, Chiesa di San Francesco, Tonengo di Mazzè (TO)”
The Harold Wayne Collection, Vol. 19 (1905-1911)
The Harold Wayne Collection, Vol. 24 (1904-1908)