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 0xe329e02e716194b63559d6c3ac8077244a4e7d56f82ddf435374a466cd30dd46. Chain 2 (Bitcoin): anchored in block 953625 (2026-06-14T11:37:06Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/24d42791-10f0-42e4-ab02-8c634209f4a0.json and https://artists.proofprofile.net/proofs/artist/24d42791-10f0-42e4-ab02-8c634209f4a0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Pergolesi: La serva padrona (Stereo Version)
Un ballo in maschera / Act 1: "Posa in pace"
Coro dell'Accademia Nazionale Di Santa Cecilia
Orchestra dell'Accademia Nazionale di Santa Cecilia
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 0x41c0ae813c88f87081134832db78d716f663a2774cd8da2400448da942514705. 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/GBF077041102.
Un ballo in maschera / Act 2: "Seguitemi"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8673ccaa4fdc39daa511062cf19c0f61645ed1db31e75848bdb7919a85c21a69. 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/GBF077041121.
Un ballo in maschera / Act 1: "Alla vita che t'arride"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1baebbc366f6a1f07888ca147f5b2b4f0617bf321dae40744e17d195249e8780. 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/GBF077041104.
Un ballo in maschera / Act 3: "Morrò, ma prima in grazia"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb62080ef828c91276751346990fb1ef0ce60fc152dd766e615285a6b79228763. 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/GBF077041124.
Un ballo in maschera / Act 1: "Ogni cura si doni al diletto..Signori: oggi d'Ulrica"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23ef16ce6bca2da00134e47d9d581bcf2d5313dae025e1e887669ea919317b43. 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/GBF077041106.
Un ballo in maschera / Act 3: "Alzati; là tuo figlio"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc46bfbc8437d1ab7e9a28f4ef90ac3a787a68a846c996db9ae57f21fdff88c3c. 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/GBF077041125.
Un ballo in maschera / Act 1: "Zitti...l'incanto non dèssi turbare"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x684cfea76e02c7db49fd0d9a21999344808e2db16790c33d1513d95bfa7e2ec5. 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/GBF077041107.
Un ballo in maschera / Act 3: "Siam soli. Udite"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb8f9778cbf9dc5ec546723c6d2e197286c09e144bf0d8b97c8bb1c5360ce222. 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/GBF077041127.
Un ballo in maschera / Act 1: "Della cità all'occaso"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x845db1ca319f1c40afc252a28ca1ac6622e0e96a122b892d44de65b8ef38790e. 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/GBF077041110.
Un ballo in maschera / Act 3: "Ah! di che fulgor, che musiche"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe589bb28ad1acdb72365eae952128fb3c264d0ad6434347127063838bf550fef. 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/GBF077041131.
Un ballo in maschera / Act 1: "Orsù, amici"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe72d731f23d5f1fbffc361b12f08cabbe9c3647d61ae81812e371092f1c5eb14. 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/GBF077041113.
Un ballo in maschera / Act 3: "Ma se m'è forza perderti...Ah!, dessa è là"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x860d8866c0236aa045693b52fec2e7da638a35943e122af91984612a7960e6bb. 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/GBF077041133.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c882441c59ded9463dabc9da54666dad7c7a2adc43fd5bb947aee71c08e9fdd. 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/GBF077041116.
Un ballo in maschera / Act 2: "Ma dall'arido stelo divulsa"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63d4e0398db99e73af8ae8ea1c83e25a470364f83c11bd34f4117d80a99898e3. 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/GBF077041118.
Rigoletto, Atto I Scena 1: Questa o quella per me pari sono
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee4461bbaeb5ba09b9e1685eddbfa6a27a6a622e1d796ce04aa7173aaa13aa01. 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/USA560858563.
Rigoletto, Atto I Scena 8: Pari siamo !... io la lingua, egli ha il pugnale
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d71ff26b21ff978751d2aed35e2a5c18ea343eeb70348b30dc6e1afd6016de8. 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/USA560858564.
Rigoletto, Atto II Scena 3-4: Povero Rigoletto!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac67c2309c3c7fee1bfd7fd8b5fc13fe996f90e2c43f3e858bbc2f87d491502d. 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/USA560858569.
Rigoletto, Atto II Scena 4: Cortigiani, vil razza dannata
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1d1b2a4ba2553c8ad3c9d75a7f0f5e41ba2e3ec0e657a70e6fc5231ed42e283. 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/USA560858570.
Rigoletto, Atto II Scena 6: Tutte le feste al tempio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeaef0a48cd9be9c0e55dab2bf43da571565a32aead16b3aa2f2260ecec5214ba. 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/USA560858571.
Rigoletto, Atto II Scena 8: Si, vendetta, tremenda vendetta
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06596a1152e68c7431793a5171b642984a9854d9ddab33510f7ee9ecedf392f0. 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/USA560858572.
Rigoletto, Atto III Scena 3: Bella figlia dell'amore
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dc6aabce3d76ffcf537e09439815417149ec3b640f455a41f23883af23115f7. 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/USA560858575.
Rigoletto, Atto III Scena 7-8-9-10: Della Vendetta alfin giunge l'istante!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d9157b1794fa8aa4ce46c05419f7c59262482eb14203f94a41b706a5950551c. 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/USA560858576.
Stabat Mater, P. 77: I. Stabat Mater dolorosa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9a9289ad5f3f61f652a831de5657cafb1412ba06eac5fd847b33729344893c0. 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/GBAYC0302414.
Puccini: Les opéras - La discothèque idéale de Diapason, Vol. 10
Madama Butterfly Lib. Giacosa and Illica (1997 Digital Remaster): Un bel dì vedremo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a49471548b6a39bccd32e026eac6247cbd45e8be03c3a5aa888e44519722438. 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/GBAYC9701071.
Symphony No. 1 in D Major, Op. 25 "Classical Symphony": I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd82cbfedcdaa189668c0bb9e3341ff4df718d727ca8ded9c9b6158d825443c6. 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/DEF058100681.
Symphony No. 1 in D Major, Op. 25 "Classical Symphony": III. Gavotte. Non troppo allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec77da154a2f3d2611d86ee536444e945724deb425770961e3bebeddf9ebbea5. 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/DEF058100683.
Symphony No. 1 in D Major, Op. 25 "Classical Symphony": IV. Finale. Molto vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x798efc8482c169cb391169b76d0b9dab9be5d6347605de028cc1adb94d4910e9. 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/DEF058100684.
Symphony No. 5 in B-Flat Major, Op. 100: I. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fa13e2fdbcb12034acb29e845c78ae22e66dc062b8cb65f22209d8060e98044. 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/DEF056802371.
Puccini: Madama Butterfly, Act 2: "Un bel dì vedremo" (Butterfly)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3e5a6bd2b1a9ebfe0e4e612f955196a6db4fc7ca59beee4598a4b6959c9967d. 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/GBAYC1402628.
Puccini: Madama Butterfly, Act 2: "Che vuol da me?" (Butterfly, Suzuki, Sharpless, Kate)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba9698755fbeba0c4b60bfcc9a217f33a93d9a422e173655ea3b8878f093fce3. 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/GBAYC1400696.
Puccini: Madama Butterfly, Act 2: "Con onor muore" (Butterfly, Pinkerton)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x206cd0fe62be44bb1fc01e38595dc7558d300cd119b41e3746bba02af0e180cd. 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/GBAYC1400698.
Puccini: Turandot, Act 2: "In questa reggia" (Turandot, Calaf, Coro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2cba75ae39fe2238bc77981616d2ad7082681642daee2ab4c55d87d346cdc57. 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/GBAYC1400837.
Puccini: Turandot, Act 2: "Straniero, ascolta! Nella cupa notte" (Turandot, Calaf, Coro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3075607ff88c0fbef4202eecdbe96f63e29a0cb0d3313ed73c81b611f24eab0. 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/GBAYC1400838.
Puccini: Turandot, Act 2: "Guizza al pari di fiamma" (Turandot, Imperatore, Coro, Liù, Calaf)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5281b800b253d20352c49b9c8cf700a266f7d9f6dd9b1811f317a54de37d20cf. 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/GBAYC1400839.
Puccini: La bohème, Act 1: "Non sono in vena" (Rodolfo, Mimì)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4249412e23fb81aea996c215d4ef01c582bcb3ae28e424ca8d5608bfd410d2ee. 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/GBAYC1400791.
Puccini: La bohème, Act 1: "Che gelida manina!" (Rodolfo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd7d62eab846f1e93123a364975d41d282bfb87b1996aecdef1d39fb2119d5ff. 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/GBAYC1400792.
Puccini: La bohème, Act 1: "Sì. Mi chiamano Mimì" (Mimì, Rodolfo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x439589a1b1574e2c4b7f04c57dad933da0a57daf2ed071e250c112f4913a5347. 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/GBAYC1400793.
Puccini: La bohème, Act 3: "Donde lieta uscì al tuo grido d'amore" (Mimì)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80e0b426bf418e921b74bef5948084e6ed007386a303a691fbc4613fde80c150. 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/GBAYC1402630.
Puccini: La bohème, Act 4: "Vecchia zimarra, senti" (Colline)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87c99b87637d506e96f3e6ba4bf03cb1a62ca0e72defdade9191e29c4e7b3f61. 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/GBAYC1400809.
Puccini: La bohème, Act 4: "Sono andati?" (Mimì, Rodolfo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb3a8bb32ee6fa37dd0e19caca8520a0ad50a7ba44e0d91689b373a68709f71c. 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/GBAYC1400811.
Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96a2b1d01aea554055a9c28eefb824235352cf4a70068d3e1158dc49d526168e. 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/GBAYC1402627.
Puccini: Tosca, Act 3: "E non giungono" (Tosca, Cavaradossi, Carceriere)
Orchestre De La Société Des Concerts Du Conservatoire
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a64b5e21f234cd65e207802f33ec7e5c565f95493033668da449f3cbffbeb30. 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/GBAYC1401048.
Puccini: Tosca, Act 3: "Com'è lunga l'attesa!" (Tosca)
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Puccini: Tosca, Act 3: "Presto! Su, Mario! Mario! Su! Presto! Andiam! " (Tosca, Voci, Sciarrone, Spoletta)
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Puccini: Gianni Schicchi: "O mio babbino caro" (Lauretta)
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Puccini: Manon Lescaut, Act 4: "Sola, perduta, abbandonata" (Manon)
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Orchestra and Chorus of Teatro dell'Opera di Roma
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Norma, Act II Scene 3: Qual cor tradisti, qual cor perdesti (Coro/Norma/Pollione/Oroveso)
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Ponchielli: La Gioconda (1959 - Votto) - Callas Remastered
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Nabucco, Act III: Va pensiero, sull'ali dorata
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Mozart: Thamos, König in Ägypten, K. 345 (Live)
Rachmaninov: 14 Romances, Op. 34: No. 14, Vocalise
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Barber: Agnus Dei (After Adagio for Strings, Op. 11)
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Handel: Il trionfo del Tempo e del Disinganno, HWV 46a, Pt. 2: Aria. "Lascia la spina cogli la rosa" (Piacere)
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Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 39, Aria. "Erbarme dich"
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Purcell: Dido and Aeneas, Z. 626, Act 3: Song. "When I Am Laid in Earth" (Dido)
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Vivaldi: Giustino, RV 717, Act 1: "Vedrò con mio diletto" (Anastasio)
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Pergolesi: Stabat Mater: I. Stabat mater dolorosa
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Handel: Saul, HWV 53, Act 1, Scene 5: Aria. "O Lord, Whose Mercies Numberless" (David)
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Hippolyte et Aricie: Acte III, scène 1 - Air de Phèdre: Cruelle mère des amours
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Le nozze di Figaro (1989 - Remaster), Act II: Porgi, amor
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Handel: Il delirio amoroso, HWV 99: Aria. "Lascia omai le brune vele"
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La Sonnambula, Act II Scene 2: Ah! no credea mirarti (Amina)
Natalie Dessay/Orchestre de l'Opéra National de Lyon/Choeurs de l'Opéra National de Lyon/Evelino Pidò
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Catalani: La Wally, Act 1: Aria. "Ebben? Ne andrò lontana" (La Wally)
Orchestre Philharmonique de Radio France
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Verdi: La forza del destino, Act 2 Scene 10: Finale, "La Vergine degli Angeli" (Leonora, Chorus)
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Gustaf Wasa, ACT ONE, Scene 8: Aria: Från tronen uti bojor sänkt (Christina)
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Delibes: Lakmé, Act 1 Scene 4: No. 2, Duetto, "Dôme épais, le jasmin" (Lakmé, Mallika)
Orchestre Du Theatre National De L'Opera Comique
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Offenbach: Les contes d'Hoffmann, Act 4: Barcarolle. "Belle nuit, ô nuit d'amour" (Nicklausse, Giulietta, Chœur)
Orchestre De L'Opéra National Du Théatre Royal De La Monnaie, Bruxelles
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Les Pêcheurs de perles: A cette voix quel trouble... Je crois entendre encore (Nadir)
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Puccini: Turandot, Act 1: "Signore, ascolta!" (Liù)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc213776c85411f5e69fc54bf256b0afc5957c90e7e731658366681b266720c6. 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/GBAYC8700809.
Grieg: Peer Gynt, Op. 23, Act 4: No. 18, Solveig's Song
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbebebf2996d0ff00d2524ed96ff38d5890159f4c3a218df347abeca0541b2cf7. 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/GBAYC0402243.
Dvořák: Rusalka, Op. 114, B. 203, Act 1: "Mesicku na nebi hlubokém" (Rusalka)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd69cc9d536fe3f372cbade7ba1fecce7bfad91176cbe40ce933587dfb13703f2. 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/GBAYC8700951.
Rimsky-Korsakov: The Tsar's Bride, Act I: Lyubasha's Song. "Snaryazhay skoryy matushka rodimaya"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45fffd56bbb3fe1efdb816cf7b66f2c3957ce6eec72f3d8f68346b2bda5cc608. 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/GBAYC9503155.
Verdi: Rigoletto (Bjorling, R. Peters, Merrill) (1956)
Puccini: Tosca, Act 1 Scene 1: "Ah! Finalmente! Nel terror mio stolto" (Angelotti, Sagrestano, Cavaradossi)
Orchestre De La Socit Des Concerts Du Conservatoire
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1bc3ccb92f62a725db93c0bad0c71804970dfa0899a1ee6524ce97ab877602c. 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/GBAYC9701392.
Puccini: Tosca, Act 1 Scene 4: "Gente là dentro!" (Cavaradossi, Angelotti, Tosca)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57b04d9572caf39fc2414b829e30b40e81ec020a29d4a39196dc014f1d5765c2. 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/GBAYC9701394.
Puccini: Tosca, Act 1 Scene 5: "Mario! Mario! Mario! … Son qui!" (Tosca, Cavaradossi)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb65583a522d6c6b8a70e44fa9cf9f9330fa6a03283bd7dce0833a39de45bd23e. 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/GBAYC9701395.
Puccini: Tosca, Act 1 Scene 6: "È buona la mia Tosca" (Cavaradossi, Angelotti, Sagrestano, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46d60740c5e6e66830352e0511775f36570f2511c8f895fc6619db524cb15d22. 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/GBAYC9701397.
Puccini: Tosca, Act 1 Scene 8: "Un tal baccano in chiesa!" (Scarpia, Sagrestano, Spoletta)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb8b7c729ee061033799035eb67828a04e812012ba85a2575866a6d312627f37. 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/GBAYC9701398.
Puccini: Tosca, Act 2 Scene 5: "Se la giurata fede debbo tradir" (Scarpia, Tosca)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3dd4c364ce5a1df251da0b4ee719e5e05532ebcd3a21cdb0488b869f65639790. 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/GBAYC9701411.
Puccini: Tosca, Act 1 Scene 9: "Tre sbirri, una carrozza" (Scarpia, Spoletta, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7d5efc5c13d686d5855c54df875c04cc2f7bff2fb108032f0997dff18e520e2. 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/GBAYC9701401.
Tosca (1997 - Remaster), Act II: Vedi, ecco, vedi, le man giunte io stendo a te!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcb674c2aab564a40af256ac7d22fe07364c428439e0e65761655f8503eada78. 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/GBAYC9701413.
Puccini: Tosca, Act 2 Scene 5: "E qual via scegliete?" (Scarpia, Tosca)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe72b0903db943996118d013c21538e7a46d8f14274da507b832d39db4dcb22de. 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/GBAYC9701415.
Puccini: Tosca, Act 3 Scene 2: "Mario Cavaradossi? A voi." (Carceriere, Cavaradossi)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcba59cbd26ab1fa244ffa8db5a8f0bcd087fe8e105f03068f657fc0bebf0e411. 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/GBAYC9701418.
Puccini: Tosca, Act 3 Scene 3: Moderato con moto - "Ah! Franchigia a Floria Tosca" (Cavaradossi, Tosca)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1922394a88dd717a26299d4ec082c8cf34c1611b739a15df408361a753acb68e. 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/GBAYC9701420.
Puccini: Tosca, Act 3 Scene 3: "O dolci mani mansuete e pure" (Cavaradossi, Tosca)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x269de011ae46d1cdf2663c10e21f119fc640682aaa58995772efb10263f6915c. 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/GBAYC9701421.
Puccini: Tosca, Act 3 Scene 3: "E non giungono" (Tosca, Cavaradossi, Carceriere)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc852ffe4d564636b5f64113ba5fe31ccc152b30ee59bce231c82930c842ca97d. 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/GBAYC9701422.
Puccini: Tosca, Act 3 Scene 4: "Presto! Su, Mario!" (Tosca, Sciarrone, Spoletta, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b8f1896ed1c7d7accfc6244b3f2823ca48a1282d743d982c61e1934f586292d. 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/GBAYC9701424.
Ponchielli: La Gioconda, Op. 9, Act 4: "Suicidio!" (Gioconda)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7204adc717c058f849656996e3a60ef54134dbabc492a93e1cc7d67e4b65d57a. 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/GBAYC9702215.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1bc3ccb92f62a725db93c0bad0c71804970dfa0899a1ee6524ce97ab877602c. 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/GBAYC9701392.
Tosca, S. 69, Act I: Mario! Mario! Mario!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb65583a522d6c6b8a70e44fa9cf9f9330fa6a03283bd7dce0833a39de45bd23e. 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/GBAYC9701395.
Tosca, S. 69, Act I: Tre sbirri, una carrozza
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7d5efc5c13d686d5855c54df875c04cc2f7bff2fb108032f0997dff18e520e2. 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/GBAYC9701401.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a1383a52b4bd792331d58e917100f0cb2eceb2c59dfea672930d06a0fda7b51. 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/GBAYC9701412.
Tosca, S. 69, Act III: Mario Cavaradossi? A voi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcba59cbd26ab1fa244ffa8db5a8f0bcd087fe8e105f03068f657fc0bebf0e411. 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/GBAYC9701418.
Tosca, S. 69, Act III: E lucevan le stelle
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd23cd11d314c8021484e3eb118cc8aff4dd2b8986391ec159d86b72166deacb9. 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/GBAYC9701419.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a1383a52b4bd792331d58e917100f0cb2eceb2c59dfea672930d06a0fda7b51. 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/GBAYC9701412.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd23cd11d314c8021484e3eb118cc8aff4dd2b8986391ec159d86b72166deacb9. 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/GBAYC9701419.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb29ebee67d8fc3d4f3cf0c20f60fb399f26e9a92b1ac49c0ed8469a11c7719c6. 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/USBC19605840.