Chorus of the Royal Opera House, Covent Garden
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 0x4521598547bbd0007a8ec4542ff959225f1b8b624cc9ea92401a1957b8f65bad. 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/4737a7ba-f32f-432e-8765-2c43f10af7e6.json and https://artists.proofprofile.net/proofs/artist/4737a7ba-f32f-432e-8765-2c43f10af7e6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x2d087b314feebe1c19ebb1eaf633e47ed5ff093ddc16821fabc5588886c1844d. 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/DEF058831001.
Tannhäuser - Paris version / Act I: "Naht euch dem Strande" (Venusberg Music)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0514f7bcbad7b0a37bd165ad6282500c95036fb8b55db0bd06fd2d9aaeef999c. 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/DEF058831004.
Tannhäuser - Paris version / Act 3: "Wohl wußt' ich hier sie im Gebet zu finden"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8facc004d25c50c67cb7b947290947eaa1ee82d615cc87bce8aad24f6bc88fd. 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/DEF058831040.
Tannhäuser - Paris version / Act 1: "Geliebter, sag, wo weilt dein Sinn?"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23667e3f1c25fd97f64a2bfef1d75597815c91cd5ca7c006a6dbec0c1ea20c63. 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/DEF058831016.
Tannhäuser - Paris version / Act 2: Gepriesen sei die Stunde (Elisabeth, Tannhäuser)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x426c5414f517629a1265424ba39f867c71dc0116c135c6eb5c02181c81b195e2. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), 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/DEF058831044.
Tannhäuser - Paris Version / Act 3: "Beglückt darf nun dich, o Heimat" (Pilgrims Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b6088199e37ae755daacc99ce9b841ebb16c5f2969872fd3888afcf479ea0f2. 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/DEF058831042.
Tannhäuser - Paris version / Act 1: "Dir töne Lob! Die Wunder sei'n gepriesen"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4aa6f601e7493aefbee6ee852d1fe928f910a377e51736d1088de5a8b9b1d01a. 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/DEF058831017.
Tannhäuser - Paris version / Act 2: "Dich treff ich hier, in dieser Halle"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa556a24fe6b1c7abe22b190ac9eeb5dc3e79155c8d2c71f6facfc53c183837d. 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/DEF058831029.
Tannhäuser - Paris version / Act II: "Freudig begrüßen wir die edle Halle"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79ff798521fcb753b83e747728af6ea78de3013684614e8fa309643f1c634116. 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/DEF058831045.
Tannhäuser - Paris version / Act 1: "Geliebter, komm! Sieh dort die Grotte!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2f878eb631c5a09f9219da359c8dbe838cffc81fdfab565a271af4564c0f6ab. 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/DEF058831024.
Tannhäuser - Paris Version / Act III: O du, mein holder Abendstern
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdecd5d1a15ea4e94ab4ef68fc673b9275c19bacd60d085efdd8aac41ac590dae. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/DEF058831010.
Tannhäuser - Paris version / Act 1: "Stets soll nur dir, nur dir mein Lied ertönen"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4a1c3c5f36aefb1062ac653c83f975dd70093f5642cb60b898a0535bd076fdd. 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/DEF058831003.
Tannhäuser - Paris version / Act III: "Ich höre Harfenschlag - wie klang er traurig"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe68aa1cacd64a3b770e4aa6a6b1ab98ead090902835355df93df911ea0583992. 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/DEF058831011.
Tannhäuser - Paris version / Act 1: "Zieh hin, Wahnsinniger, zieh hin!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x017bc132188a350c29e2278ebdfc6d6bb539652558650f10fdfe4f01005de3b8. 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/DEF058831002.
Tannhäuser - Paris version / Act 2: "Heraus zum Kampfe mit uns allen"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81a866ad3a254264acbabfe0898474156ea6d87b73138d72d70781574137b816. 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/DEF058831033.
Tannhäuser - Paris version / Act 1: "Zu dir wall ich, mein Jesus Christ"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8136e410bc451121b8175e43ba4405614b64613546812aca4cc71eeb47397ab4. 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/DEF058831026.
Tannhäuser - Paris version / Act III: "Willkommen, ungetreuer Mann!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ee1fe61aedfdaf60f78d3de6a2ff1514d3923684759375419f8f69332f04779. 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/DEF058831014.
Tannhäuser - Paris version / Act 1: "Wer ist der dort in brünstigem Gebete?"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x468b68df838ad6e8db534fc7b53b2c1c31507a4968c853b8b823f4c0d287b7be. 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/DEF058831027.
Tannhäuser - Paris version / Act 2: "Ha, der Verruchte! Fliehet ihn!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7f07dd2855dc2734ee235dd7b23f42518299358208c174ce71f6bcaba912af0. 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/DEF058831035.
Tannhäuser - Paris version / Act III: "Heil ! Heil! Der Gnade Wunder Heil!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac54b5633eeabeff07f98d28997adb6d35fd790afb16efdccada308c69e4bb81. 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/DEF058831015.
Tannhäuser - Paris version / Act 2: "Zum Heil der Sündigen zu führen"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9358249a64e63df4524e5e7c3b8b0009fe6b6d7b3296a018679ce009d3a92d5e. 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/DEF058831037.
Tannhäuser - Paris version / Act 2: "Mit ihnen sollst du wallen"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f0dfdc0e153ed00677612e757a6d9ca050e301656c6aa8adf0575f06c011c8e. 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/DEF058831039.
Les Troyens / Act 1: No. 1 Choeur de la populace troyenne: "Ha! Ha! Après dix ans"
Orchestra of the Royal Opera House, Covent Garden
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc44b19ee38c66a882bfc76a1488e8f835f44d11904e5319505c6e1942d057e4b. 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/NLA506900560.
Les Troyens / Act 5: No. 38 Chanson d'Hylas: "Vallon sonore"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe09648992109d38a9a426eb6eed8c1e9bb238a85a77500fd1a7ae1e400b51703. 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/NLA506900599.
Les Troyens / Act 1: "Chorèbe..." - No. 3 Duo: "C'est lui!" - "Quitte-nous dès ce soir"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e8f089a44ca2c5d3cb7c2677dc945fff74e4643f331423b98f109e51a93eba8. 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/NLA506900562.
Les Troyens / Act 1: No. 5 Combat de ceste - Pas de lutteurs
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8783594b64b249ffb96643a788445a4e6e3a6f402c85078bb04f72081894dc0f. 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/NLA506900564.
Les Troyens / Act 5: No. 45 Scène: "Va, ma soeur, l'implorer"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7a94e7fb81134be1f95ce05552a7e825d5d1eda1124b363cae5f111abe26882. 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/NLA506900606.
Les Troyens / Act 1: No. 11 Final: Marche troyenne: "De mes sens éperdus..."
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fe1e77f51dbc24beb59308c88feb1477b7e35d8324019baeb0f9108c97ee273. 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/NLA506900570.
Les Troyens / Act 4: No. 29 Chasse royale et orage - Pantomime
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96a7fe76efc09772fc057dda924ac114029b7cecae6d3eceb45453a268565e1b. 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/NLA506900588.
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
Les Troyens / Act 1: No. 4 Marche et hymne: "Dieux protecteurs"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d5a8c2471d7e0bf1a264cb79349287722522b160e5949942c39d219c97024e5. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), 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/NLA506900563.
Les Troyens / Act 2: No. 16 Final: "Complices de sa gloire" - "Le trésor! le trésor!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x374e2f9441a09043579c3719fc7d4b1e0f772b8a020f38b5261646489add4731. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/NLA506900575.
Les Troyens / Act 1: No. 6 Pantomime: "Andromaque et son fils!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64f9c2b1cd79c40b38098896c5d752a011305be600f91d26228d44c2a2b26cb7. 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/NLA506900565.
Les Troyens / Act 1: No. 8 Ottetto et double choeur: "Châtiment effroyable!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecfbf879473342847c4e18197f4a88b924d05f427d305f97e10e72bc4ce48313. 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/NLA506900567.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61620d98324fc50e6ef21415f92fadc496387c82d700c55c12dc5cc90b7d3015. 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/GBF076940201.
Orfeo ed Euridice Wq. 30 - Vienna Version (1762) / Act 2: Ballo (Dance of the Blessed Spirits)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb1508ac19aa9bef3744a09737a447557f13c5774e60766192a0f5510c230ca5. 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/GBF076940212.
Orfeo ed Euridice / Act 1: Coro: "Ah, se intorno a quest'urna funesta"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x947f9438e3abacf6c89a450aa72308fa43b5030a75e925eacece200369e77102. 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/GBF076940202.
Orfeo ed Euridice / Act 1: Chiamo il mio ben così ... Amore assisterà
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66de8fb5e6e6d9ed0dbd2f98e6abfd34671e9ff0752e9e924c6c89fc49f30e1d. 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/GBF076940203.
Orfeo ed Euridice / Act 1: Aria: "Gli sguardi trattieni"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00c9ed240eebdfad66bdc7713761924cba5d218e58fe500da3f893de6dc18439. 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/GBF076940205.
Orfeo ed Euridice / Act 3: Recitativo: "Vieni, segui i miei passi"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b039e2ac2e564380faa18075442fe07b4aeb7fb1b1b9139abab1610078cf9a7. 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/GBF076940216.
Orfeo ed Euridice / Act 1: Addio, addio i miei sospiri
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d97ce767c5db385a42974b3dd526c2c6535f4ca3e0c50e2b80e76b32edf7804. 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/GBF076940207.
Orfeo ed Euridice / Act 2: Ballo (Maestoso) - Coro: "Chi mai dell'Erebo"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ac5e85381323fa9e39f3652fddd637529b4fbb7dbfa5d0bef503253406f672a. 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/GBF076940208.
Orfeo ed Euridice / Act 3: Aria: "Che fiero momento"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01f44e25abc17a5430f0333148fbdadbb7fefec4bae50d84dc6bfa21b201287d. 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/GBF076940219.
Orfeo ed Euridice / Act 3: Aria: "Che farò senza Euridice?"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1191f3942754750559f47a3de7c616d129b1e1168a5be151486047b55bb8d59b. 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/GBF076940221.
Orfeo ed Euridice / Act 3: Orfeo, che fai?
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x060777c4e7dcc8343829cf5fa17098c2ec4b17b2de4ebdc35945f0eae3c49896. 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/GBF076940222.
Orfeo ed Euridice / Act 2: Quest'asilio ameno e grato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x454c480d1291fde7b8f135a22d1c9790eb700cf762009a2028d6a816a32a9972. 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/GBF076940213.
Orfeo ed Euridice / Act 2: "Deh! placatevi con me"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0748c98e88731634c8f89e60c95877170ff0c2cf27596d99e1f47028d513de0. Chain 2 (Bitcoin): anchored in block 960376 (2026-07-31T09:09:19Z), 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/GBF076940209.
Orfeo ed Euridice / Act 2: Coro: "Misero giovane"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x514f5c933f18138d9aa207d80ef064303e418f499047dbf149f65fdc95c41f6d. 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/GBF076940210.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ddefa17943c2cd5bedff1519ecc509b249f7b15788eb692b7a45e20d9ef1f00. 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/GBF077340415.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5dfa7015436fe9c9ccc5db60a6761181f6caef2f03a5e0ee25a190cfe5315306. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077340408.
Rigoletto / Act 1: "Gualtier Maldè...Caro nome"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57b70d8b157fcf141c8015b9bc1dffb56a169b779b540fe860ca124c60530362. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076040216.
La Fanciulla del West / Act 1: Che faranno i vecchi miei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdad0f63b83d27214d35c673d07499f30cf7c0bece4295d6db48efc117c447142. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/DEF057730513.
La Fanciulla del West / Act 1: Hello ... Nick!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8891a6309a39970546765c8a585cf8524d779a43acd3f215d9829b22f9c026ba. 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/DEF057730520.
La Fanciulla del West / Act 1: Jim, perchè piangi?
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb79438f0bdfbd3379351f7f4e5e0922647381d3702460b7ba4a8a1c73993684b. 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/DEF057730521.
La Fanciulla del West / Act 1: Andiam, ragazzi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95bd15497e6a46b3760073d5147914429422dba8433cd3d448d5008cbd81b859. 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/DEF057730522.
La Fanciulla del West / Act 1: Un poker? Nick, gettoni!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1f65dd013676d3848e630201f18ef36edf8d1735c754b73d0c5154c6ac016ba. Chain 2 (Bitcoin): anchored in block 957039 (2026-07-07T12:58:18Z), 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/DEF057730523.
La Fanciulla del West / Act 1: Mister Johnson, un valzer?
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf39cd5d12261ecc8d52e167bd8f3bfc0f8e5a1acf17013fe68047f9fea96c877. Chain 2 (Bitcoin): anchored in block 957043 (2026-07-07T13:52:39Z), 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/DEF057730531.
La Fanciulla del West / Act 1: Ah, non temete, nessuno ardirà
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefaa1f69aaf5efc93070ba30c6af60096a01b1704c4beda81a6796477ad55a6e. 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/DEF057730535.
La Fanciulla del West / Act 1: Hello, Minnie!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x619e6c779ab369354ad7e5bdfb1eec05fe6744a8366caa72c6e71ce94c17fa3b. Chain 2 (Bitcoin): anchored in block 960095 (2026-07-29T11:07:37Z), 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/DEF057730525.
La Fanciulla del West / Act 3: Ch'ella mi creda libero e lontano
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93a4735b69cac1238f78804f7b74d481ae4db3ba33dc6c42a91b1ba24803f95e. 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/DEF057730550.
La Fanciulla del West / Act 1: La posta! La posta!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb180869a750de5825acbba775fdba68a59238b1af9428135718c21a63c93473. Chain 2 (Bitcoin): anchored in block 960111 (2026-07-29T13:21:01Z), 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/DEF057730526.
La Fanciulla del West / Act 1: Mister Johnson, voi m'avete seccato!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd2edec703ecd5f06403d8a518b205c474a49648ba761c314f3ad1d7ce41d1c6. Chain 2 (Bitcoin): anchored in block 960145 (2026-07-29T21:13:37Z), 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/DEF057730530.
La Fanciulla del West / Act 3: E anche tu lo vorrai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55d4e1554e53d70b8faffccbc62bd121711c3c2a48a5682a80e31e45781ae093. Chain 2 (Bitcoin): anchored in block 960222 (2026-07-30T07:48:45Z), 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/DEF057730511.