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 0xad608471d90403d72e91a1172e9a99c4a5d21dc30c0f7985dfa7a1873d44f36d. Chain 2 (Bitcoin): anchored in block 953807 (2026-06-15T16:39:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e9895dbd-4b1b-4fd3-8883-493bca5d8520.json and https://artists.proofprofile.net/proofs/artist/e9895dbd-4b1b-4fd3-8883-493bca5d8520.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Ich hatte viel Bekümmernis, BWV 21: No. 1, Sinfonia
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 0x5c6bed704bd8da6bdbda79941bf8db7ade85bb86ee2f9962ce8d1bd6e821488d. 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/DEAD62102401.
Schoenberg: Gurre-Lieder (Live at Semperoper, Dresden)
Wagner: Die Meistersinger von Nürnberg, WWV 96 (Live)
Die Meistersinger von Nürnberg, WWV 96: Vorspiel (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf014cfde0a1357ef2a72a8b0c1830ecf8addf25d0e3ef8796b82d92ad043bd41. 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/DEAD62005901.
Die Meistersinger von Nürnberg, WWV 96, Act I Scene 1: Da bin ich! Wer ruft? (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd33fd4abe386ad8b57dc30dac11beaeb811ed07f2ce48937770d0b4b0705263. 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/DEAD62005904.
Die Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Seid meiner Treue wohl versehen (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x993e3157e76f8fc3752e5b25d8b339f474c1c212da1fb55ea9f815753fa659df. 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/DEAD62005910.
Die Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Gott grüß Euch, Meister! (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1aea4d8cb158240b5065e253a10b1df904c2e379fe4a0621acffbb3fb0248c2. 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/DEAD62005911.
Die Meistersinger von Nürnberg, WWV 96, Act III Scene 5: Sankt Krispin, lobet ihn! (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5011b20236c9850ed9fa5a02e4b1f88b563300e1fdf91b932b004479674096eb. Chain 2 (Bitcoin): anchored in block 960456 (2026-07-31T19:53:57Z), 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/DEAD62005947.
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
Die Meistersinger von Nürnberg, WWV 96, Act I Scene 1: Da zu dir der Heiland kam (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9cd599e81125b33393a8b11f099ba8be7753abae922225800b6f4f42547657c. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/DEAD62005902.
Die Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Halt Meister! Nicht so geeilt! (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39bca5f4d31e5ac2d2d44207e6e434f9ade0581d59a76e9b4f9de86e9d04d956. 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/DEAD62005919.
Die Meistersinger von Nürnberg, WWV 96, Act III Scene 5: Ihr tanzt? Was werden die Meister sagen? (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4dd96e9ae657a386ed8ba2f55703ab3d1fb39edf67356212de2e94ba50174e8. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/DEAD62005948.
Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: David, was stehst? (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ca3a676a510e646a0e1758d21bed2b4b810b3ebe8a0e7bd5fdd8d2befdbec9f. Chain 2 (Bitcoin): anchored in block 960435 (2026-07-31T16:33:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62005905.
Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Der Meister Tön und Weisen (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x363ba03f50563321a3c37fcddc3c8003dde5ff1478bdb9a104058a3415405b28. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/DEAD62005907.
Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Aller End ist doch David der Allergescheit'st (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f64f986e11b46a673909cb7eb1ff5eab119ccae74c62ad9bfce1e321ddfd7a7. Chain 2 (Bitcoin): anchored in block 960497 (2026-08-01T02:22:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62005909.
Die Meistersinger von Nürnberg, WWV 96, Act II Scene 6: Mit den Schuhen ward ich fertig schier (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3df65dda7f9276b0642a6e8471e5db596af0cd94a4b8b10bf06fc0becca519ea. 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/DEAD62005933.
Fidelio, Op. 72, Act II: Gott! Welch Dunkel hier!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18e9af2928b59001d6ba6f796d2d7c8a3123913d1d84869c09a70509449bbaad. 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/NLE422005623.
Fidelio, Op. 72, Act I: Aria, O wär' ich schon mit dir vereint
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22554d3ec50395479d1adf398c8aa3fae6aa45e1e14d933a92dbe1a250bfca66. 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/NLE422005604.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7e6ebdf66e0767f98ac8cb4b7e5bdcd2571fbebb11a099c9fd6a1ac06a85760. 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/NLE422005605.
Fidelio, Op. 72, Act II: Euch werde Lohn in besser'n Welten
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f0b9cfd383776d9edc02ff40ab9ccc8454f1ebe1d9c58c70591caea4cdf7d11. 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/NLE422005627.
Fidelio, Op. 72, Act II: Quartet, Er sterbe!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0603a51884b95cadcf79a2f9f0870a0dcd17f43646e8a090cf9ebc132e98c02f. 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/NLE422005629.
Fidelio, Op. 72, Act I: Hat man nicht auch Gold beineben
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cac035e9d957515b377a1c1c50d070f0ac74b96e2265adbd85ecb70e1256de4. 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/NLE422005608.
Fidelio, Op. 72, Act II: Es schlägt der Rache Stunde
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x983d2dcf947edfb603f4f6769fdb76621a297fbf06e30b11663d4ca540e9fb20. 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/NLE422005631.
Fidelio, Op. 72, Act II: O namenlose Freude!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4b315c779485ea186b3ce3e760cc02f357c30cec9a8a763cc16d055b059fbc5. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422005633.
Fidelio, Op. 72, Act I: Ha! Ha! Ha! Welch ein Augenblick
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaaf82456684d7852084b82e3190f4aa50a433ffa81021cb6efafb6dca8c55adb. 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/NLE422005613.
Fidelio, Op. 72, Act II: Heil sei dem Tag
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x969ebc9a67041db533b3471583929318a28be146ef0acea213d129dcdc380b75. 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/NLE422005635.
Fidelio, Op. 72, Act II: Des besten Königs Wink und Wille
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x604c9f28e432a340dd4585550ad5d471482fcfa3bf76c1ba45f7252288a5858e. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422005636.
Fidelio, Op. 72, Act I: Jetzt, Alter, jetzt hat es Eile!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56c0a37c4481e1c4cc6416766f190bea339754bc3c27feec4a91d666bddc23d3. 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/NLE422005615.
Fidelio, Op. 72, Act II: Wohlan, so helfet!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6a46ac0cf27d12dcac9b7985a2f9f83efdd2e6cd0b66ce069cdf9a0c3155438. 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/NLE422005637.
Fidelio, Op. 72, Act II: Wer ein holdes Weib errungen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe06e2610a478003e02f5b04d443d1b803bca41d20280bdf5f5f01fbbfa8e0480. 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/NLE422005639.
Fidelio, Op. 72, Act I: Verweg'ner Alter!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8daff918641c13121862be318e549c4d2aee08cb47e645218d065a15969601f4. 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/NLE422005621.
Fidelio, Op. 72, Act II: O Gott! O Gott!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc15bf33f02f5a120208a4e48f20c06f6c34f059a4d065040b90fb13eef6f36a. 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/NLE422005638.
Le siège de Corinthe: Que vais-je devenir ?
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x200641fea84b3d6fc331c102e310d587dc7b61c389f48feb7a128713fb75762b. 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/NLE422103401.
Le siège de Corinthe: Du séjour de la lumière
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2ad2073c5f3f4d5e455e0b89c7bf166abfa53b082df601142ffb6eed52d15b9. 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/NLE422103402.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98cfedc633984adb06f245d476f826f2fe7dc8a751fe615ad225327416657b6f. 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/NLE422103406.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc9d1dfa68b418bc025bd9a36314e840bd7130a243603df8129522accdf294f8. 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/NLE422103409.
Lucie de Lammermoor: Que n'avons-nous des ailes
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8c94fa2c3bf2c57ce051077eb8098b3b5f8fa69736a79db8aa839b89bcb0c45. 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/NLE422103412.
La Fille du Régiment: Salut à la France !
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef5c742704ddbcf1b5cde7e1bbd756d32a556a1fd3620c4da8bc6b5981fc0ba9. 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/NLE422103415.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25f239510cfb68b070efb9ca71af1ff6174ab8aaadeca934d7f2f2d81db171b4. 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/NLE422103404.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc89cbdc4672cf662c65e5b667101750fa494e85dd1edc4ab777b55c2059b9ad0. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/NLE422103407.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25f556145a46d913d1c84a8598932f5aab7ec4a78830a5bed64264f3a973aea9. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103408.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x784379d43d83bd7e391e7bd46e9ae9b7dc016df8bbf757f310d5ff6d1344e8f3. Chain 2 (Bitcoin): anchored in block 960106 (2026-07-29T12:41:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103413.
La Traviata, Act I: Dellínvito trascorsa è già l'ora
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6660368df277973e6cb78a5b94e954542346b6fbf71f05eb64525f05edb3b8d8. 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/NLE422103502.
La Traviata, Act I: Libiamo ne' lieti calici
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b22c02313dbd51ac24e5cbe0b09b37ce044dfedf57cd4546a8ec0ade8b82851. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103503.
La Traviata, Act II: Di Madride noi siam mattadori
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ee61132f3c670e1774ff709c69855324671b228407e06038933ef76c6c250a5. 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/NLE422103513.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e934473bb8abb0fa4beffc1afb43c73c4e60a1b10b6f7d6693eecc47d0b54a2. 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/NLE422103506.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f9129e247c11929f0876e9508c42fa7d83c8d18a9f688e360f501a5cc686e0e. 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/NLE422103515.
La Traviata, Act II: Lunge da lei — De' miei bollenti spiriti
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4f932ed0d900edad31f6d3c1766322a195a35b0a228694cbf81f3de59efbd83. 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/NLE422103507.
La Traviata, Act II: Invitato a qui seguirmi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95055b10ef4c53ffd3f0e60fba892dfaf9b3663343387b648b047d01e198abc2. 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/NLE422103516.
La Traviata, Act II: Dammi tu forza — Amami, Alfredo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7e4d8c4e37e0871cc716bf07f0f6f8eaef0b2e85a691651d2c83e5b2a0cb012. 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/NLE422103509.
La Traviata, Act III: Scena e Duetto Violetta ed Alfredo: Signora… — Parigi, o cara, noi lasceremo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc7e7ff3bed5b6036f9c81f8e2840d592733a92c8f65f19b4f5770407e3fdd3e. 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/NLE422103524.
La Traviata, Act II: Noi siamo zingarelle
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2ce7743cd799773689fd8d0d5e7780a516b7bbd998ba47f947fd2cbbe543a4f. Chain 2 (Bitcoin): anchored in block 960370 (2026-07-31T08:38:45Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103512.
La Traviata, Act I: Che è ciò — Un dì felice
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc64d1d80e27c7941d822e3b0f9131601969f2eedf6c04159a9b4c71c7757ce86. Chain 2 (Bitcoin): anchored in block 960117 (2026-07-29T14:28:24Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103504.
La Traviata, Act I: Si ridestra in ciel l'aurora
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2eb3d4e613d1656fa77887b211aecef3acdbd229c1a8575257b7e6b144580cc6. Chain 2 (Bitcoin): anchored in block 960225 (2026-07-30T08:04:30Z), 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/NLE422103505.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd6a7b5fcd48625e29df14d91ed7843f3f740122e0f7d2f8ecce3db3af882962. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103514.
La Traviata, Act II: Oh, infamia orribile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x253ec01b40ba216f4f967142a69e32b291cb30198c9360d1c417248590db6d19. 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/NLE422103517.
La Traviata, Act III: Baccanale: Largo al quadrupede sir della festa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81f828793a18fa70b800a6309bde55970661d4d9612f0a56ae98515878a2e845. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/NLE422103523.
Messa da Requiem: IIIa. Offerotrium. Donime Jesu Christe
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5bb7b9be4aaea1f6daf558bb57e898b75edd40dd136ec5542d362f4b311e9ea. 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/DEAD61607511.
Messa da Requiem: IIa. Sequence. Dies irae
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d0af006408d8b1d459194395ac4722c756fb37823a585745e969ca801bf1fdf. 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/DEAD61607502.
Messa da Requiem: IIb. Sequence. Tuba mirum - IIc. Mors stupebit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b1f0665ef0d525cac52679b4cf70ccd330ca7da720fe97487426b4d0a7d38e6. 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/DEAD61607503.
Messa da Requiem: IId. Sequence. Liber scriptus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d4343aa70d3591c1663649983db825a450cf283e21b74c7bdd5e85306116392. 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/DEAD61607504.
Messa da Requiem: IIh. Sequence. Ingemisco
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ff055f185931a9ddf3564d9bbcdfdc2e25c763cb3acdb91be5993862f7a4d58. 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/DEAD61607508.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x992feea804565724eb0de78fd6127d93052cb28952b1f5d14e92338b08498027. 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/DEAD61607501.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xddd76cff1f666f880ec5e778a1f91b45d08f82b1c1d23b9386b1ef0b98f853f4. Chain 2 (Bitcoin): anchored in block 960181 (2026-07-30T00:53:20Z), 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/DEAD61607513.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa43536ff5327cfc2eb4b05e15d8c55bb9ce1151ca8a4aaa493ca251f9169516. Chain 2 (Bitcoin): anchored in block 960181 (2026-07-30T00:53:20Z), 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/DEAD61607514.
Messa da Requiem: IIf. Sequence. Rex tremendae
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x753867b4e462e9856503affd482661e84ae3c191b6f8cf7ff746819fe6584f8b. Chain 2 (Bitcoin): anchored in block 960216 (2026-07-30T06:39:12Z), 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/DEAD61607506.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe256b9d62004e122ae685d355cda91e564132c7d69d503b78e8958544b54bfbd. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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/DEAD61607516.
Messa da Requiem: IIi. Sequence. Confutatis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaef3bbbf83a07f17ff42b611995dd8fe03c36f6170db4a4ebada2cd9bc0a67e4. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD61607509.
Messa da Requiem: IIj. Sequence. Lacrimosa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x957780836c8e6796649a0455f376cc19d10fea5836f7c7efec9b017603f46d3c. Chain 2 (Bitcoin): anchored in block 960294 (2026-07-30T18:46:00Z), 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/DEAD61607510.