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 0x2f944c708a1a2bf2190259e43b0983340a255522724f66d7f8814c3459a09c68. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/55dd4fe5-c646-4d65-8724-2a3aba0926c1.json and https://artists.proofprofile.net/proofs/artist/55dd4fe5-c646-4d65-8724-2a3aba0926c1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Hidden Gems of Italian 19th Century Opera (Opera italiana dell' ottocento, le perle rare)
Der fliegende Holländer / Act 3: 7. Szene und Chor. "Steuermann, laß die Wacht!"
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 0x76e02564e990aa214fe6a11d342fa4370760cc070c0f647a3b0a3c97b7c49e08. 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/NLA508531032.
William Tell / Act 1: "Contro l'ardor del giorno"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3d380c4c32c9bfbb8977a5fe537fda338f5da38720563c78c409d8724a3654a. 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/NLA508803806.
William Tell / Act 1: "Arresta! Qual dolor"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fe7b682362d078e1839d689aa4229712eb063ac62f2f420f32b821dc74b3d3c. 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/NLA508803808.
William Tell / Act 1: "Sul nostro capo il sole brilla"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadd6d360b5d12bca1d972de351cc21534ede71bd55feca6b9fa851172d0d4534. 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/NLA508803809.
William Tell / Act 1: "Oh! quale alta d'intorno" - "Pastori intorno ergete il canto!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7def6b5efd5b140768be4e40230e979a9efc6acd127066a1f7887c8a07b4d262. 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/NLA508803804.
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
William Tell / Act 1: "Al fremer del torrente"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e7a9bbca39740b39db3f86e1cc9ceab02a9f8a7f7ce9aaf03c68e7b82fcdabc. 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/NLA508803805.
William Tell / Act 1: "Gloria e onore al giovinetto"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa67bfc102d518caddfd0e40837a88e78f3d16ad6e6d690f8881be462c9558f6a. 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/NLA508803814.
Don Carlo, Act I: Carlo il sommo (Coro di Frati/Un frate)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d3eb4758e0f37bec4f77180201daec0068ac0e4aecd5577fa9095b72234bcab. 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/GBAYC9200592.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7771a18e64cfdaf284c7985297888d1af4d566e419e8d06edb910979677e3e32. 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/GBAYC9200615.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x173884701e289504d7cf87ba8efc2e072d6bdeb7579602f5f5d11948507800ac. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200593.
Don Carlo, Act III: Dormirò sol nel manto mio regal (Filippo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4af6141b35adc09ca3d853294887fd4d13a70011563eccd92e67edc895e4cc59. 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/GBAYC9200631.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7af64da15310396bf36a3f4463ca511451ba4302a8e3b90d3b1270e558ca3f98. 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/GBAYC9200594.
Don Carlo, Act I: Io duolo della terra (Un frate/Carlo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ab0d3dee0321b6cc083089a321f4fcc3e4b30705584c1fb9caf092549b9fa9c. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/GBAYC9200595.
Don Carlo, Act II: Al mio furor sfuggite invano
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcee1604aca07e942db77b558d39078b1b0f2481be56dee89f9cf59a8aa4c1fbc. 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/GBAYC9200618.
Don Carlo, Act III: Giustizia, giustizia, Sire! (Elisabetta/Filippo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b63267e32729600453a41912f8e874d016296827c860171722cf35655600bde. 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/GBAYC9200633.
Don Carlo, Act II: Ed io che tremava al suo aspetto!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaee09297f69fe7d54bee83d150cfbadbab72c6d67476d669e205fcc25f0a2b26. 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/GBAYC9200619.
Don Carlo, Act III: Ah! sii maledetto, sospetto fatale (Filippo/Elisabetta/Eboli/Rodrigo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0a60f7007aafd9087ebe58e2bd063bfaaea5de18e2400d14daf6f29e1c80cad. 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/GBAYC9200635.
Don Carlo, Act I: Dio che nell'alma (Carlo/Rodrigo/Coro di Frati/Un frate)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d1dc084202b268c864d87bf5485ab40a33abed5eecf90c9e25001628bb41e7d. 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/GBAYC9200598.
Don Carlo, Act II: Carlo! se mai su te fogli importanti serbi (Rodrigo/Carlo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x567a68fb4257806c3f35dca11775297c6ee45276305d1b7dbd58ef41210c82d6. 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/GBAYC9200621.
Don Carlo, Act II: Spuntato ecco il dì d'esultanza (Coro/Coro di Frati)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26218dad4a58bc1740c826e01c50ba73961cbd1a24989d6f3ecc2e27d5fe1591. Chain 2 (Bitcoin): anchored in block 957011 (2026-07-07T08:25:35Z), 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/GBAYC9200622.
Don Carlo, Act II: CORTEO REALE: Spuntato ecco il di d'esultanza (Coro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4539393aece4469565e192169a0ffb4ca6e4b9eefe4111d659ef003c0303f9cf. Chain 2 (Bitcoin): anchored in block 958041 (2026-07-14T18:13:17Z), 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/GBAYC9200623.
Don Carlo, Act III: O mia Regina, io t'immolai (Eboli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fdf8ff1518fbac6681b78c7c7b3371ef6541a26b2187db786ba9005312be4e3. 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/GBAYC9200638.
Don Carlo (1884 4 Act Version), ACT 1: Nei giardin del bello (Eboli/Tebaldo/Coro di Dame)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76c50b353213dbdbe66a8b0982f0b3ab4bd5512cd7a46017b48ae31bdc2af23f. 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/GBAYC9200601.
Don Carlo, Act II: Schiusa or sia la porta del tempio! (L'araldo reale/Coro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10637b0b85bd23bc744b787cf25a8f0a0bf4d6382a56ab42b112b2c06153d66a. 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/GBAYC9200624.
Don Carlo, Act III: Son io, mio Carlo (Rodrigo/Carlo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68a07fe0c1fc5bf00034bb88d388001831a0fa488e78e9d6b9c6063c6c359d15. 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/GBAYC9200639.
Don Carlo, Act I: La Regina! (Coro di Donne [Dame]/Eboli/Elisabetta/Tebaldo/Rodrigo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe581542c6229f95f16608a0edd59871cfd3ecbeb97dde7c087c5346a5f72c420. 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/GBAYC9200602.
Don Carlo, Act II: No, l'ora estrema...(Deputati/Filippo/Elisabetta/Tebaldo/Carlo/Rodrigo/Frati/Coro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59bfb332c76b2bff5aa934a1bcaa4bc4f2c4022e383908cdd09df2e12d995c5a. 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/GBAYC9200626.
Don Carlo, Act I: Carlo ch'è sol il nostro amore (Eboli/Rodirgo/Elisabetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f443e9c0d52d5c78813eb33282e8999cc196741b58edb6ed3b0c4546d4ef775. 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/GBAYC9200604.
Don Carlo, Act III: O Carlo, ascolta..lo morrò, ma lieto in core (Rodrigo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x335250f76463e8ae4388f2e343c65b5ad74ec30b1f37f897a7e2fd2df66e36af. 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/GBAYC9200642.
Don Carlo, Act I: Oh Carlo! (Carlo/Elisabetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42429f319ad3b8d9b536e04f9bf803f4df7cab920eef612de6e6f294fc90345d. 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/GBAYC9200607.
Don Carlo, Act I: Il Re! / Perché sola è la Regina? (Tebaldo/Filippo/Coro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa38a6620d74dcd0aa6a1b89b42ff4e83a905f9086c99951d9480e822278ba8f. 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/GBAYC9200608.
Don Carlo, Act I: Non pianger, mia compagna (Elisabetta/Rodrigo/Filippo/Coro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c12efc37cd52dbb264278edd132ff03e1821e931854c42afc9e96ec25e7d079. 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/GBAYC9200609.
Don Carlo, Act I: Quest'è la pace ceh voi date al mondo?
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31f6c149b0b058a044bf58836006b4b003a5bcb13054d15a8391f77c247df037. 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/GBAYC9200612.
Don Carlo, Act I: Osò lo sguardo to penetrar il mio soglio (Filippo/Rodrigo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f5d0e0123074ea79725f2382ff903b5cf91d46d6460a645832cd1ca259e6a29. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), 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/GBAYC9200613.
Don Carlo, Act II: A mezza-notte, ai giardin della Regina (Carlo/Eboli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9363f27c6f0bf02c5003ebf40b926b255a467ec95e3cde5f9a258a21dea7004e. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200616.
Don Carlo, Act II: V'è ignoto forse, ignoto ancora
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e5463db6a90fc91de025b933543f39cb05c1878ed4a88c2ec4790a60e03a055. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200617.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaab5d4585d4b1d5ad89e100db240ecb212e18aec0357f6e320a5c2d532509a61. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200634.
Don Carlo, Act II: Trema per te, falso figliulo (Eboli/Rodrigo/Carlo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc42cdf52e634980eac6624fcd22445985b0292100ea3a16853a91ad4eb19be1d. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200620.
Don Carlo, Act III: Pietà! Pietà! Perdon! (Eboli/Elisabetta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec5b13c3958ca01d97be5efcf3368b1e096721dc90ccfb65434d2a7a11f0239d. Chain 2 (Bitcoin): anchored in block 960179 (2026-07-30T00:39:11Z), 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/GBAYC9200636.
Don Carlo, Act III: Ah! più non vedrò...o don fatale, o don crudel
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecbfc0f4ac64defa1fb659c7d95e7826152523a1be1d7f6660818882230f07ab. Chain 2 (Bitcoin): anchored in block 960099 (2026-07-29T11:30:20Z), 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/GBAYC9200637.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x410941c7877a5b132ec04c85278e47c2b10f482ecf12c1ac27ba79001d76be28. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200600.
Don Carlo, Act I: Che mai si fa nel francese
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c48380c76390ad1947563f5ca29df65bf9fcc982665e7fa13f323df35b408be. Chain 2 (Bitcoin): anchored in block 960113 (2026-07-29T13:38:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200603.
Don Carlo, Act II: Sire, egli è tempo ch'io viva (Carlo/Filippo/Elisabetta/Tebaldo/Rodrigo/Frati/Coro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18617f846641769aaa4443d731725553aabb583e54593c443c990c52dc275dbd. Chain 2 (Bitcoin): anchored in block 960163 (2026-07-29T23:20:38Z), 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/GBAYC9200627.