thumb|right|200px|Corena in 1953 Fernando Corena (22 December 1916 – 26 November 1984) was a Swiss bass who had a major international opera career from the late 1940s through the early 1980s. He enjo
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 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 0x49762700b6d8a5cb5c83f2810875d0991f961d1d189dc0a5066bb12345237e02. 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/d70ecf2f-abf5-43af-94ef-6fb6adc88c5b.json and https://artists.proofprofile.net/proofs/artist/d70ecf2f-abf5-43af-94ef-6fb6adc88c5b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Orchestra del Maggio Musicale Fiorentino
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 0x9632f745fe807113c9f918215df90cc75e6bd52b2e9dc35004c0e6261b2b5f62. 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/ITCC51104795.
Il barbiere di Siviglia, Act I Scene 1: Piano, pianissimo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4ee4ba3d15931be3298f1f82a380946cef6b25ceda8c3bf4599237111eeb43a. 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/ITCC51104796.
Il barbiere di Siviglia, Act I Scene 1: Ecco, ridente in cielo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdc69b4f8e60f4c07177809233878f8c09d31caf24bd4f4ba1811042897bf806. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/ITCC51104797.
Il barbiere di Siviglia, Act I Scene 2: Largo al factotum della città
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f78cc47caafe37dd991fcecdff055992d29646260d881189ed6c832be54a7ef. 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/ITCC51104798.
Il barbiere di Siviglia, Act I Scene 4: Se il mio nome saper voi bramate
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e1604c6f7f801159f21712e6a0f68b941e72789747204178b9819296b665c00. 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/ITCC51104799.
Le nozze di Figaro / The Marriage of Figaro
Le nozze di Figaro / The Marriage of Figaro: Ouverture
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a4556ee4578ac863f7c5e4a140b0d7dfbe3e5b06d8b0014b22527cb544156fa. 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/DEAD62142101.
Le nozze di Figaro / The Marriage of Figaro: Duettino: Cinque ... Dieci ... Venti ... Trenta …Cosa stai misurando
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x676ee19121aa567a52cb90f66601ea8fb27a08877e345efa347c506514692fc1. Chain 2 (Bitcoin): anchored in block 960277 (2026-07-30T16:10:47Z), 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/DEAD62142102.
Le nozze di Figaro / The Marriage of Figaro: Duettino: Se a caso Madama la notte ti chiama …Or bene, ascolta
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed47f0265b4d22ee358959cbdcceeea26b76701add1fe5cd3d4cce096807d63a. 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/DEAD62142103.
Le nozze di Figaro / The Marriage of Figaro: Bravo, Signor Padrone … Cavatina. Se vuol ballare … Ed aspettaste
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcb251e5c7d8df7dbe46a420c0af875a57b8072ee905eb9c09c0d8a711a19fb9. 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/DEAD62142104.
Le nozze di Figaro / The Marriage of Figaro: Aria. La vendetta …Tutto ancor non ho perso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7668a3cd70cdd1c228fd9c93e1d76b013841448adf6e071baaaba40f7c82fd41. 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/DEAD62142105.
Le nozze di Figaro / The Marriage of Figaro: Duettino: Via, resti servita … Va là, vecchia pedante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x306df10d0a580cef39987e234dbb1d3f06f933dd29ea7df8ac52ecb493c4bc42. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/DEAD62142106.
Le nozze di Figaro / The Marriage of Figaro: Aria. Non so più … Ah, son perduto!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e8712ed6a1c417e4024c7a24623aa7617744b4ab1da02fd0120f32f9a78ebe7. 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/DEAD62142107.
Le nozze di Figaro / The Marriage of Figaro: Terzetto. Cosa sento! ... Murray Dickie (tenor), in traccia tosto… Giovani liete…Evviva!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc5dab97d9e7c04cac8b3222e9be24f61280c138d51fb34603e00e4c9380d5ae. 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/DEAD62142108.
Le nozze di Figaro / The Marriage of Figaro: Aria. Non più andrai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46a366d35e141225d4c3238503f79a8765fa912c3c6ad158afbf5d6bd802e2ae. 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/DEAD62142109.
Le nozze di Figaro / The Marriage of Figaro: Cavatina; Porgi amor … Vieni, cara Susanna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9648717c820dc88ee8de4f2b435708c0125c51d95f7c8322659c11e17e7b44f0. 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/DEAD62142110.
Le nozze di Figaro / The Marriage of Figaro: Arietta. Voi che sapete … Bravo, che bella voce!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf96faaf3720daf0eaadc99af218dea5c70d2b3797ffd04eef77a4896f11ca84. 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/DEAD62142111.
Le nozze di Figaro / The Marriage of Figaro: Signori, di fuori … Ah! Signor ... Signor!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68f7e2682d1b3f2f619a3aef7adb1418922f3bcf9b9cc76269a6b730a3a0d7b3. 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/DEAD62142118.
Le nozze di Figaro / The Marriage of Figaro: Sestetto: Riconosci in questo amplesso …. Eccovi, o caro amico...Andiamo, andiam, bel paggio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77aa22ffd9ca723aef6f926ba6ecb903f3340229702a3157e5b9dbc031de233d. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/DEAD62142123.
Le nozze di Figaro / The Marriage of Figaro: Recitativo ed Aria Tutto è disposto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe014bd936503c0f2251f9763f752fed715142178fd2b7ab65f303b79f256d4bd. 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/DEAD62142130.
Il dissoluto punito ossia Il Don Giovanni
Il Maestro Di Capella & Mozart Concert Arias
Verdi: La forza del destino [Recorded 1956]
Le nozze di Figaro, K.492 / Act 2: "Tutto è come io lasciai"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63849e1d61aaf2400ebc376048570b381b3336d6108237144d607faa4925f6d4. 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/GBF075540216.
Le nozze di Figaro, K.492 / Act 4: "L'ho perduta...Barbarina, cos'hai?"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5fd4dde4c1c8c273fa7b523b987804e2f8fae90ab14c9761f5f022a9b715e603. 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/GBF075540227.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde63898bdaafa2afeeeb2bf97825867b9a097bad23c65977e925bdcfa072b067. 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/GBF075540201.
Le nozze di Figaro, K.492 / Act 2: "Esci, ormai, garzon malnato...Susanna!... Signore!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6d357724ab1d7d8c62fad29d6d6f1e7468465557c628bbdc7890d8a1ded9bc1. 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/GBF075540217.
Le nozze di Figaro, K.492 / Act 1: "Cinque... deci... venti...Cosa stai misurando"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb137abcdc532d9abf71ac6ab25ef8edf9af084846276d525938addd32efca768. 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/GBF075540202.
Le nozze di Figaro, K.492 / Act 2: "Signore, di fuori...Ah! signore... signor!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebbb2e0db61886d309c123b8bf754bcc684383552898a0d6449e8660f4494d17. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/GBF075540218.
Le nozze di Figaro, K.492 / Act 1: "Se a caso Madama la notte ti chiama"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74f26fea694bfe164d3e857a903d9028ba2541e8d3149bf61c6c00d47e4612c9. Chain 2 (Bitcoin): anchored in block 960207 (2026-07-30T04:47:22Z), 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/GBF075540203.
Le nozze di Figaro, K.492 / Act 2: "Voi signor, che giusto siete"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0f402730bbe8a1740bac2218f9c0f4edc8ea618d9b8aa54dcfa3b0edf330fad. 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/GBF075540219.
Le nozze di Figaro, K.492 / Act 4: "Tutto è disposto"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50e78c8263bee2758032e42314f6aeac1ff8d23d05fbd0f123e926b264fd23fc. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/GBF075540230.
Le nozze di Figaro, K.492 / Act 1: "Bravo, signor padrone...Se vuol ballare...Ed aspettaste"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c38d75d64d9dbfa71bc169ee5db74ace97462d618e2990dc8728fb941bf31be. Chain 2 (Bitcoin): anchored in block 960209 (2026-07-30T05:15:54Z), 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/GBF075540204.
Le nozze di Figaro, K.492 / Act 3: "Che imbarazzo è mai questo...Via, fatti core"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab1678e83478f7e31638df593355c14b89dca6761b18431d1cd003a89156b90f. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), 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/GBF075540220.
Le nozze di Figaro, K.492 / Act 1: "La vendetta...Tutto ancor non ho perso"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1bf81e8ae52a8ecb534dd1d4906bf99395133f4d29c9c480e288ec19ab406d8. 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/GBF075540205.
Le nozze di Figaro, K.492 / Act 3: "Crudel! perché finora...E perché fosti meco"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc43c64a005e5e62388a496ab05120016b4a8885f0d1ab41ea219abcf722457d. 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/GBF075540221.
Le nozze di Figaro, K.492 / Act 1: "Via resti servita...Va là, vecchia pedante"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa095daf1a66840cfa53a09ea221f2d7444d87cb5322469d98536e55792f82fb0. 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/GBF075540206.
Le nozze di Figaro, K.492 / Act 3: "Hai già vinta la causa!...Vedrò mentr'io sospiro"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x323df7abd2b77eba8f208618b1a807a333e4b40ee8d1a91454785d7183a9af41. 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/GBF075540222.
Le nozze di Figaro, K.492 / Act 4: "Gente, gente, all'armi"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7052eae6e844406d430438778b754b9fa3a73076d82806986b7488262e2189ae. 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/GBF075540233.
Le nozze di Figaro, K. 492 / Act 1: "Non so più...Ah, son perduto!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48f39768135b7f697e8050066c66aae6fabda0e569989901a580a92efde884cc. Chain 2 (Bitcoin): anchored in block 960276 (2026-07-30T16:01:17Z), 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/GBF075540207.
Le nozze di Figaro, K.492 / Act 3: "Riconosci in questo amplesso...Eccovi, o caro amico...Andiamo, andiam, bel paggio"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85528ad8b2aea2107184a6aecafd538584fdbaa5139009cb14e97ea170b9779e. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/GBF075540223.
Le nozze di Figaro, K.492 / Act 3: "E Susanna non vien...Dove sono i biei momenti"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9497300b8ac917bafe7042e6b7308cbf1ad659fd98a0d313fd216ec233f8486. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/GBF075540224.
Le nozze di Figaro, K. 492, Act I: No. 10, Non più andrai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x260fa3f04ecd29f81d22ed330e2b19cda6943d2ae7d8b19c4b1ab56db7f11565. 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/GBF075540209.
Le nozze di Figaro, K.492 / Act 3: "Cosa mi narri!...Che soave zeffiretto...Piegato è"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3fd7c7c2115cf576d844a2f9ba1861da3bd259cef0b3d9d9708ec33823d5952. 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/GBF075540225.
Le nozze di Figaro, K.492 / Act 2: "Porgi amor...Vieni, cara Susanna"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x035fcce426615337ffe02ae619f934890202c0da2227f12965ce8ed4222d477b. 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/GBF075540210.
Le nozze di Figaro, K.492 / Act 2: "Voi che sapete...Bravo! che bella voce!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd82554e83908ae799fb7242ee52662dcb2f99005f5f0c22b179032df696f5a60. Chain 2 (Bitcoin): anchored in block 960150 (2026-07-29T21:51:49Z), 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/GBF075540211.
Le nozze di Figaro, K.492 / Act 3: "Ecco la marcia...Eh, già, solita usanza"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2aeb9daefe6d3b7b1bf336905dad43e0811a5414946c00b3a305b615998709d8. 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/GBF075540226.
Le nozze di Figaro, K.492 / Act 2: "Venite! Inginocchiatevi...Quante buffonerie!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x386a4b2ada19acfc7da5882eb457263ed928ce7c28ab1fede64e3477b75c1d27. 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/GBF075540212.
Le nozze di Figaro, K.492 / Act 2: "Che novità!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x257e6def1e085610954dbde6f76a788255f623e5f5ce6ef8f1ae6e51a755f3e1. Chain 2 (Bitcoin): anchored in block 960370 (2026-07-31T08:38:45Z), 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/GBF075540213.
Le nozze di Figaro, K.492 / Act 2: "Susanna, or via, sortite...Dunque, voi non aprite"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9c43dec95a9f3ab7438dd53a63b23f63fc5c38a8346a3d0c7d0a4e3e09d98f1. 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/GBF075540214.
Le nozze di Figaro, K.492 / Act 2: "Aprite, presto, aprite...O guarda il demonietto!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb6abb83d3275d18451df0464766d0b94b43127be02acdf31d3f33f91aca407f. 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/GBF075540215.
Mozart: Le nozze di Figaro, K. 492 (Live)
Verdi: Falstaff; Cimarosa: Il maestro di Cappella – Excerpts (Opera Gala – Volume 14)
Orchestra of the Royal Opera House, Covent Garden
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f4f5784461444a820b1023b6b8f7c0c00cc5d52dc5757c296257afdf6907b13. Chain 2 (Bitcoin): anchored in block 960207 (2026-07-30T04:47:22Z), 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/GBF076010661.
Lucia di Lammermoor, Act II: Tu che a Dio spiegasti
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bd091759c621e14b83d6b914517ab65a631e5dee4858e48ecfd24aae81d5650. Chain 2 (Bitcoin): anchored in block 957050 (2026-07-07T14:41:13Z), 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/QM6N21446093.
Mozart: Le nozze di Figaro (Live at the Royal Festival Hall, 06/02/1961)
Mozart: Don Giovanni, K. 527 (Recorded 1954)
La Sonnambula / Act 1: Viva! viva! viva! viva! Amina!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d83a03fc155033d8b376422db9e1b0616b5d61c68c6f5a32bab0cae6ff75bc8. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/GBF076241701.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc60fc2ee746f0b0c0595c5821d43c0f1e188998bbbd7ec29eca24931e80149a3. Chain 2 (Bitcoin): anchored in block 960473 (2026-07-31T22:27:44Z), 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/GBF076241719.
La Sonnambula / Act 1: Tutto è gioia, tutto è festa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfbc61fb88173b170a94d811a95426c08a8a7773766849688a1a1a2f46398cecb. 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/GBF076241702.
La Sonnambula / Act 1: D'un pensiero e d'un accento
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6f7d91748fe1ceada457e9a6a8cd90ce570f438327ddce4e5c09c182ec536b8. 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/GBF076241720.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa25b853b8a7cacc85d3f8628ab1ca84adacd966ab9fb18f6d6b7ad3a379e9dda. 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/GBF076241703.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ed4787578174a7fb6b4154b04345327ee4af97d8decceed6c76093bc1b24c4c. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/GBF076241721.
La Sonnambula / Act 1: Care compagne, e voi, tenere amici
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x012aaaefc499a098d14992114e2dbfc3b51ac0e9845fda946b2aba2c9167bc9f. Chain 2 (Bitcoin): anchored in block 960381 (2026-07-31T09:50:11Z), 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/GBF076241704.
La Sonnambula / Act 2: Qui la selva è più folta ed ombrosa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x793b65ae1d19eb2dce7a9edb03650274169200a793b4240308f0865e92c6ce63. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/GBF076241722.
La Sonnambula / Act 1: Sopra il sen la man mi posa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c392a08b0ebabd61947dade49bce5bc9179405701d652460e29869e060291ba. 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/GBF076241705.
La Sonnambula / Act 2: Reggimi, o buona madre
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5625b81e182e55656fb5b875e8af8a49c1f0705c94053e6a3671fd60bb876db9. Chain 2 (Bitcoin): anchored in block 960485 (2026-08-01T00:10:46Z), 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/GBF076241723.
La Sonnambula / Act 1: Io più di tutti, o Amona
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf04e7983e518235f143cbb8978d2908bd8b0a7f22f3e82992580fef35a30cb94. 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/GBF076241706.
La Sonnambula / Act 1: Perdona, o mia diletta, i breve indugio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26421e0167319706aa25422441f2dc242fc248c4e417878a7459a4f3802c0560. 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/GBF076241707.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d75a80cb5857a7c9813e563581e6a945bb775be125411f2997fad301f4ce622. 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/GBF076241725.
La Sonnambula / Act 1: Prendi: l'anel ti dono
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc37e26081940d6f49a07aebb92042d290bcba21bf4829cf89de661422882cb66. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/GBF076241708.
La Sonnambula / Act 1: Domani, appena aggiorni
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a94f08fa02c3df2d50c8b2430382d082f78695a18cc7ab1c45bafdd598a6f11. 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/GBF076241709.
La Sonnambula / Act 2: Lasciami: aver compreso assai dovresti
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b53f944b8514a35aacba62863362a2c8778366af710d760785b42c3cbf73e9b. 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/GBF076241727.
La Sonnambula / Act 2: De'lieti auguri a voi son grata
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ac21dfc6c3f75f206b929a6f07cc60e7dd8cc19a6eac29f0480371f17a47fa6. Chain 2 (Bitcoin): anchored in block 960489 (2026-08-01T00:40:43Z), 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/GBF076241728.
La Sonnambula / Act 1: Contezza del paese avete voi, signor?
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf095a7bc745b40b73bec1e0c746415d0dde47faf66ca91030bdc5a1a4e5b6ead. 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/GBF076241711.
La Sonnambula / Act 2: E fia pur vero, Elvino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x188631f9b910c79dae9c65d69c6a75fa0d6dd8cab3b69fe38e93edc4497d1d49. 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/GBF076241729.
La Sonnambula / Act 1: A fosco cielo, a notte bruna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ca510f0c75a3d2799a0eb46cd3770c431cd11fd6163bef5798ba2b62e0458ab. 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/GBF076241712.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8efcf4c19dff7544e243ed6a8e3aef4278b70b2b8bb99ea86bb76d2346b596bb. 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/GBF076241713.
La Sonnambula / Act 2: Oh! se una volta sol rivederlo io potessi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbaa870a9825c3a6ae46420b6132e7e8c3e64429dc1413c9d10160fec071814a5. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), 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/GBF076241732.
La Sonnambula / Act 1: Davver, non mi dispiace d'essermi qui fermato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69cd35063db667e926ce486600d24acc54abfab63bcfe24e90b34827db1bc711. 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/GBF076241715.
La Sonnambula / Act 2: Ah! non giunge uman pensiero
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x679149cd94b9e7dbb56b68ea64b546c14f29df08d7888875eeaa638e358fa4ca. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/GBF076241733.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd213d993e7537d49141d22b17960850a26e2c3e811d43da98813cae0c9db27a4. 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/GBF076241716.
La Sonnambula / Act 1: Oh ciel? che tento?
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x654cbb55cc5064ecf6dc40c9dc29267ed1af43c62ab7b5c0646271d92d07d735. 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/GBF076241717.
La Sonnambula / Act 1: Osservate! L'uscio è aperto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16d7c24a00e0ed56f1c400c18495c26409028bc9013b6db51d1c5cd2da296ec7. 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/GBF076241718.
Lebendige Vergangenheit - Fernando Corena
Cheti, cheti, immantinente (Don Pasquale)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9e4efa2f82c88cd07634148cf42f4bc5a91b5c3adb28272f131c838cd18e1bd. 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/ATP130359713.
Don Giovanni, K.527 / Act 1: "Notte e giorno faticar"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7fc703ecf0b07cb9c1b3b0c4941bf4d821d250ad431f668f35b1c1d25cb997e. 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/GBF075941802.
Don Giovanni, K.527 / Act 1: "Là ci darem la mano...Fermati, scellerato!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcea69101d07ea9c962259d35634ad9c12be98b70b4dfd1c88857b395d18440c6. 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/GBF075941811.
Don Giovanni, K.527 / Act 2: "Don Giovanni, a cenar teco m'invitasti"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82b854286e36f7ec00e97c67f9b16731c4bf42adc4bff71d89f56a45fc70d1c9. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), 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/GBF075941840.
Rossini: Il barbiere di Siviglia - Highlights
Il barbiere di Siviglia / Act 1: No. 2 Cavatina: "Largo al factotum"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79937d80a649b5442506c1144aa72a8af9c6de9baaf140a2dc9f34f744fcfaa5. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/GBF075610050.
PUCCINI: MADAMA BUTTERFLY (Remastered 2024)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6dac8d11724439e25ba587052384c6a099cf47b24ed9ac23be965d140e552628. 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/ITCC51105065.