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 0xe88352a0f34587d54fa7985685c90874b49f626643d1d5917176d90ba30e0b2c. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/db38093b-0bb0-43ea-b1c3-e8561d901568.json and https://artists.proofprofile.net/proofs/artist/db38093b-0bb0-43ea-b1c3-e8561d901568.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
La Wally, Act I: Ebben? ne andrò lontana
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 0x2450b0e18ecdaac54b36939f453510ee60640eafae2c93d22c5300293929f103. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600264.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc383b9639a4ce3462198799260eabb5649eb7fc58238390d4b6cebc91851fc6d. 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/GBAYC9502536.
Madama Butterfly, Act II: Un bel di (Butterfly)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a2ce82c44fe9fc9e605bf42f0197afd4db742c924a39fd39eb49277dd1747ae. 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/FRZ209631500.
La bohème, Act I: Sì, Mi chiamano Mimì (Mimì, Rodolfo, Schaunard, Colline, Marcello)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf277fc565da5cd63cb323b4b6c0f6e27217703dd12a41592eb8324f5aba81f89. 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/FRZ208701404.
La bohème, Act I: Che gelida manina! (Rodolfo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5244cfd05777fa72ef0cf646f524246a47ead7a4d73da3fd798b25d67dcd48c5. Chain 2 (Bitcoin): anchored in block 959123 (2026-07-22T11:35:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200176.
La Bohème, Act I: O soave fanciulla (Rodolfo, Marcello, Mimì)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7da89adabc2664436acfa519dcc37b4b45f81c8c7dd045a8473047ff5bec76b3. 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/GBAYC9100339.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf202f7fbb76a367796625f472abbfe23d8a1d710890b0ca89b2a1221cade0e4f. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/GBAYC9704941.
Tosca, S. 69, Act III: E lucevan le stelle (Cavaradossi)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7e46e0bbdc2936249221e11128b6490c74020f9048bc077f35554bf2fd113cb. 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/DEA809306300.
Carmen, WD 31, Act I: No. 5, Habanera, L'amour est un oiseau rebelle
Choeurs National de la Radiodiffusion Française
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf91c8e2019d7e2797e183abee72b61203b3d01d6e7e60b432013f9c929066f54. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-21T17:02:44Z), 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/FRZ110601867.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4b8da335986d2d8372c02c21fcafaeb7bcf390d6527d0074db58ddbd564495d. Chain 2 (Bitcoin): anchored in block 957064 (2026-07-07T16:43:08Z), 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/GBAYC8600262.
Manon Lescaut, Act I: Donna non vidi mai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9d7c19eed12640fcf51ec63a90c7bf62dfe6b566f440af31564008af29c8a02. 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/GBAYC9704937.
Le Nozze di Figaro, K. 492, Act I: Non più andrai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x218f4c74b962d10aa06d6968093120fa4da092cace86be478214f9c676201e6d. 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/GBAYC8600643.
Les Pêcheurs de Perles, WD 13, Act I: C'est toi....Au fond du temple saint
Orchestre National Du Capitole De Toulouse
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9dc89c3e11a280f0fe3ca613408aa1269b446298305f2069f973d22ab794fb9. 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/FRZ118901772.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7497f64f34229dbbb327f8beecab7ae3570d3df2434a7cba14858fc0549adaf6. 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/GBAYC9602461.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf43cfcc97f78697372493a9c25e0e93dd1d46064da00a9d0b12a01f7c092ce6d. 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/GBAYC8701762.
Il Barbiere di Siviglia, Act I Scene 1: La ran la le ra, la ran la la...Largo al factotum (Figaro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x188a19be9185765e73897c39c5dc2d65b9bae380b4ac576f05a51497d073e7bf. 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/GBAYC9701681.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fc2b6fc900da3ffb913656ce70c0cfb9f50e94051d400f0eb93aeb245931cff. Chain 2 (Bitcoin): anchored in block 957065 (2026-07-07T16:43:21Z), 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/DEC628700407.
The Barber of Seville: Overture (Excerpt)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67b3f2aaba238e86034525d180e11ab8ca73754d89264537c6874c5425e586ef. 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/GBAYC0800002.
Don Giovanni, K. 527, Act I: Sinfonia (Orchestra)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3018003825faf3dde0bdd1043af4df7db618b87a7298a56f2c01b6b76bfecbbe. 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/GBAYC9004362.
Don Giovanni, K. 527, Act I Scene 1: Notte e giorno faticar (Leporello, Donna Anna, Don Giovanni, Commendatore)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72715be7f8500543268c754da7df8cf9b8045f76e75df5fc619df4c7b5f8272d. 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/GBAYC9004364.
Don Giovanni, K. 527, Act I Scene 1: Leporello, ove sei? (Don Giovanni, Leporello)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc679bf301b926a7515fd69d9c79728d6a0b394ca1cabf71b2dd8628c1af67c2. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004365.
Don Giovanni, K. 527, Act I Scene 1: Ah! Del padre in periglio...Ma qual mai s'offre
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7304dd9f8f07b17a0de3962cd983a438fc05b335892234b8efde100fdff9e92. 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/GBAYC9004366.
Don Giovanni, K. 527, Act I Scene 1: Fuggi, crudele, fuggi! (Donna Anna, Don Ottavio)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf744b277dc5929f0a554a904c144663c0fca571bd776c9dc7f57a368f17df66c. 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/GBAYC9004367.
Don Giovanni, K. 527, Act I Scene 2: Orsu, spicciati presto (Don Giovanni, Leporello)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x322aeb8ad5d588e03ccd1230f66d8d2914a2b7f45e2abaabebab775cc2784714. 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/GBAYC9004369.
Don Giovanni, K. 527, Act I Scene 2: Ah, chi si dice mai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7858f4f20ff4e78bb13a0d92c9b8f1add09a8a587d77930cb2959a41eff98802. 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/GBAYC9004370.
Don Giovanni, K. 527, Act I Scene 2: Madamina, il catalogo e questo (Leporello)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6c6b01b9bc618ab153f7dd6d472c5e123048f5185c8606e006f61faab26bb9d. 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/GBAYC9004372.
Don Giovanni, K. 527, Act I Scene 2: In questa forma dunque (Donna Elvira)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x102cf573a5631ffb8bc3104a71600c2d10c16fed78a9c69992e7af3ed135bfb0. 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/GBAYC9004373.
Don Giovanni, K. 527, Act I Scene 3: Giovinette, che fate all'amore (Zerlina, Coro, Masetto)
Konzertvereinigung der Wiener Staatsopernchor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe6b87c114b0d0f0572423e2f1aa71d9d3aba80b4c4a21b6585163391ad7991e. 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/GBAYC9004375.
Don Giovanni, K. 527, Act I Scene 3: Ho capito, signor si! (Masetto)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5663db6487a4c4d3bc254b4b545b5f1a702c9e232ee851d717dcd825c9d72ebf. Chain 2 (Bitcoin): anchored in block 959114 (2026-07-22T08:41:42Z), 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/GBAYC9004377.
Don Giovanni, K. 527, Act I Scene 3: La ci darem la mano (Don Giovanni, Zerlina)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb7eda3b3427fc673009cac040b131a7a110579b76f4da66767f733efe2ae5d9. 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/GBAYC9004379.
Don Giovanni, K. 527, Act I Scene 3: Ah, fuggi il traditor! (Donna Elvira)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedce7abc2fda226940e674270d15781aaf43596fe1dc462308b68cf7775375d9. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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/GBAYC9004381.
Don Giovanni, K. 527, Act I Scene 3: Don Ottavio, son morta! (Donna Anna, Don Ottavio)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0451c2c47ca20dbe10b0f3f048d462b9a6070937962b3af0261041f2e5de77a. 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/GBAYC9004385.
Don Giovanni, K. 527, Act I Scene 3: Come mai creder deggio (Don Ottavio)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ca0457588321ca503f8982b41b5999a304f80afaee6efd66b16b45a47996b71. 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/GBAYC9004387.
Don Giovanni, K. 527, Act I Scene 3: Dalla sua pace (Don Ottavio)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b7f73865804364dca56925acf1deb4e93ea17aa2f72eda81e13fdb3c9e726bf. 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/GBAYC9004388.
Don Giovanni, K. 527, Act I Scene 3: Finch'han dal vino (Don Giovanni)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63ee2d46f8115aaf1444a5cc3f42dbf17ceeed740fb7397d1f6fd045b186c2fe. 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/GBAYC9004390.
Don Giovanni, K. 527, Act I Scene 4: Guarda un po' (Masetto, Don Giovanni, Zerlina)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadfe8258682bf1f6452b7755852b6b741e9426ce6f39870a40bcae5b38eac733. 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/GBAYC9004394.
Don Giovanni, K. 527, Act I Scene 5: Ecco il birbo (Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedbe8dc4575aeaf7f5c097b1f1df24452ee349c1c4db3c1287c97126804872f5. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004403.
Don Giovanni, K. 527, Act I Scene 5: Trema, treme, o scellerato! (Tutti)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d822dcc599decdd803d5f569d41b9bf5f9339bef3b856f22183f0c3470ab10f. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-21T20:55:34Z), 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/GBAYC9004404.
Don Giovanni, K. 527, Act II Scene 1: E via, buffone (Don Giovanni, Leporello)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa48e09615824752f2807dc36363def7e30a30b5c1700abf807178c94414c0373. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/GBAYC9004407.
Don Giovanni, K. 527, Act II Scene 1: A taci, ingiusto core! (Donna Elvira, Leporello, Don Giovanni)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44074954d9672fdd41e74bd2ca5370744c96b65717d35f8dbeac45382633d4e7. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/GBAYC9004409.
Don Giovanni, K. 527, Act II Scene 2: Di molte faci il lume (Leporello, Donna Elvira)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb0cd425dd0f90fac064245dda627b5bd5adcb260b95d4c864004507a86a6c51. 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/GBAYC9004419.
Così fan tutte, K. 588, Act II: Donne mie, la fate a tanti a tanti (Guglielmo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9b3da98dab6a0348580e164278f0ca5f1739b2bf41194a29fd0b040c03134e2. 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/GBAYC8806116.
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Le nozze di Figaro, K. 492, Act II: Porgi, amor (Contessa)
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Le nozze di Figaro, K. 492, Act II: Vieni, cara Susanna (Contessa, Susanna, Figaro)
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Die Zauberflöte, K. 620, Act I: Dies Bildnis ist bezaubernd schön (Tamino)
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Die Zauberflöte, K. 620, Act I: Der Vogelfänger bin ich ja (Papageno)
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Die Zauberflöte, K. 620, Act II: Der Hölle Rache kocht in meinem Herzen (Queen of the Night's Aria)
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"Women At An Exposition" - Music By Women Composers: Mrs. H.h.a. Beach, Cecile Chaminade, Etc.
Piano Concerto No. 21 in C Major, K. 467: II. Andante 'Elvira Madigan'
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Carmen, WD 31, Act I: L'amour est un oiseau rebelle (Habanera)
Choeurs et Orchestre de l'Opéra National de Paris
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