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 0x8c172427bad20b1abc569ab2a1095454d773bbcea0ee8391d8b2b6c44dd19d7b. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4cf92463-ef93-4e52-819b-c688c5f3b966.json and https://artists.proofprofile.net/proofs/artist/4cf92463-ef93-4e52-819b-c688c5f3b966.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Paulus Oratorio, Op. 36, 1ère partie: Choeur Herr, der du bist der Gott
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 0xfc0ab4be49e39326058595cc6310764ecd77e10f9f67e602a8ed7e465271e1fc. 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/FRZ178500420.
Paulus Oratorio, Op. 36, 2ème partie: Choeur Wie lieblich sind die boten
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89789b6d3d67f7c33aad47ab5de439a1c1616402a34c28bb88a53373c54fc5a4. 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/FRZ178500660.
Paulus Oratorio, Op. 36, 1ère partie: Aria Jerusalem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde6affb744e6fc6b10368593c601405855d256da4a8145a6deb1b51033e66372. 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/FRZ178500470.
Paulus Oratorio, Op. 36, 1ère partie: Choeur Siehe, wir preisen sellig
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e36cc36a551ca9634cedc21949e047d59886293cb0315331091ac1008f8bd81. 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/FRZ178500510.
Paulus Oratorio, Op. 36, 1ère partie: Récit Und zog mit einer schaar - Arioso Doch der herr
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8de198763d6da8f3be71b276495d0cd21495b6c3c7cdfaf890a5e5ed0a68521. 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/FRZ178500530.
Paulus Oratorio, Op. 36, 1ère partie: Récit Und ananias
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaca89dd60951ec5360acd5655c602883feeb5d8e0f7d767fb67b1c57fe3a280. 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/FRZ178500610.
Paulus Oratorio, Op. 36, 1ère partie: Choeur O welch eine tiefe
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5542206bffa5222ea5e9c901370f5f5695544e93d515834fc9c0f355e0e26880. 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/FRZ178500620.
Paulus Oratorio, Op. 36, 2ème partie: Choeur final Nicht aber ihm allein
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f70e7f16ae036342f7488dc4c372826bf4b02744da3f3ebb6521823f1c6dc3a. 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/FRZ178500850.
Paulus Oratorio, Op. 36, 1ère partie: Ouverture
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5dace9b96724d414f728197d6c6e0869387370e2065ed7cf903101eadde0078c. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), 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/FRZ178500410.
Paulus Oratorio, Op. 36, 1ère partie: Chorale Allein Gott in der hoh' sei ehr
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f358e8a443ea999eeba532be3507af91ee3562c6ee2a8007dfcfdb5e60f707c. Chain 2 (Bitcoin): anchored in block 960354 (2026-07-31T05:48:18Z), 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/FRZ178500430.
Paulus Oratorio, Op. 36, 1ère partie: Récit Die menge der glaubigen - Wir haben ihn gehort
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb42b7a327999653efb0b82711caff56ac40a03d19804eb7fcad8466c37a3e38d. Chain 2 (Bitcoin): anchored in block 960305 (2026-07-30T20:14:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ178500440.
Paulus Oratorio, Op. 36, 1ère partie: Choeur Dieser mensch
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd720268cc899d85c0d542bd6e1edae5363e17f0f43245a5d81acf60111f1b1d. Chain 2 (Bitcoin): anchored in block 960376 (2026-07-31T09:09:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ178500450.
Paulus Oratorio, Op. 36, 1ère partie: Racit Und sie sahen auf ihn - Choeur Weg, weg mit dem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdef4cdda26e360638fdadee59a5ad63f763665577ec270ced9a239cea4d3277f. 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/FRZ178500460.
Paulus Oratorio, Op. 36, 1ère partie: Récit Sie aber sturmten auf ihn ein - Choeur Steiniget ihn
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76d1603a9c546428a179d1aec3422ab8e17736faabbdb0f528c117edadcf3572. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/FRZ178500480.
Paulus Oratorio, Op. 36, 1ère partie: Récit Saulus aber zertsorte die gemeinde - Aria vertilge sie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b4309ad6500b88140346c097c42ca329328a72f7738f7759250ac2c375aec28. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/FRZ178500520.
Paulus Oratorio, Op. 36, 1ère partie: Choeur Mache ich auf, werde licht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafda7dc388c30eac5e2c2cc7c421b9b791f4068790a5131d9926bb0a2f6f6e98. 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/FRZ178500550.
Paulus Oratorio, Op. 36, 1ère partie: Récit Die manner aber
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb7e83cbe1e588866ba23f5d6daf1350ab72b54401fa69ca9015464523d4a35e. 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/FRZ178500570.
Paulus Oratorio, Op. 36, 1ère partie: Air de basse Gott sei mir gnadig
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9114dbd434ad862dd9274b7fb9678c6848e492fe26b888c5b1ecb991851096db. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/FRZ178500580.
Paulus Oratorio, Op. 36, 1ère partie: Récit Es war aber ein junger
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0def4b3a5c9112798a0c84b4129656b65e6c6a2b5d192a43e5faf0e7a43335bf. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ178500590.
Paulus Oratorio, Op. 36, 1ère partie: Air de basse Ich danke dir - Choeur Der herr wird die tranen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3408b374db487e260956d761b35561e951dd3c79a586600e9fbc0e2c9a94c968. Chain 2 (Bitcoin): anchored in block 960389 (2026-07-31T10:20:10Z), 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/FRZ178500600.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb95f3f5b89fa17bf56fc2b31a1050594ee88923155f30a5b9771205698ab38ce. 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/FRZ179801330.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3fbbfd248cf0a804382e21e3cb19b77cc77f1c036f2a45a4157fe9db8db8a957. 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/FRZ179801350.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bbe7da8fd856a33cda2326b916f95b606bdae0d7286a5ee6755a2379d82d2dd. 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/FRZ179801360.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd50ea7de918719d4e22fee1783b09dda1aab85ad7db9ad2f9c42cf643985a6ce. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ179801390.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04639b8d92cccbc6b4064e96e23ce98a7c0463b40dd5449fd1d45eb80ba107d9. Chain 2 (Bitcoin): anchored in block 960276 (2026-07-30T16:01:17Z), 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/FRZ179801340.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf35b47e3bf3861ff82cced0598aeef4c6104cccb19dac6e3cd1cf1466189055f. 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/FRZ179801370.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7525ac5cc45fee7d719ae187be23af33797791bd469ff7c8fcc100e9a0c331b. Chain 2 (Bitcoin): anchored in block 960268 (2026-07-30T14:53:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ179801380.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b3fea590d3b9a61da469fef8bd0db8d80363d63a66607488e2455015de6c442. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), 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/FRZ179801400.
Rossini : Petite messe solennelle - Deux sonates pour cordes
Mozart : Grande Messe en ut mineur, K 427
Grande Messe en ut mineur, K. 427: Kyrie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbedb14af797b9f20cd6df01023ca58544ccbdb099f3dd05016676f786f060f0. 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/FRZ299528010.
Grande Messe en ut mineur, K. 427: Gloria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5daa6e0572934009fd14f60898763ccf759a270fca55849a26e1a8d1cb83e5e4. 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/FRZ299528020.
Grande Messe en ut mineur, K. 427: Laudamus te
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66e47ddd9674fe10dd4382e9192bfb4e213815c8e0e791acb30cc5b3dd0930cd. 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/FRZ299528030.
Grande Messe en ut mineur, K. 427: Gratias
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95700a38771d7d17f14f6ec8ea16db019b77a204c62d6d124e4a6f2b3a539658. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/FRZ299528040.
Grande Messe en ut mineur, K. 427: Domine
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95237ea1eb03b6bdc0b1a8bb9959d44185749545930178fa07f57fd43479c5a1. 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/FRZ299528050.
Grande Messe en ut mineur, K. 427: Qui tollis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72b011c1fed58ec60683eee67e27a341578031ff0aa3974e223e09f50b600337. 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/FRZ299528060.
Grande Messe en ut mineur, K. 427: Quoniam
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b7345ca4875d18192d8337813df94f0acd0445e8967e9aba363a89796caf788. 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/FRZ299528070.
Grande Messe en ut mineur, K. 427: Credo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4158f4ee338c200ad1e57105c7b347d8bcad5db85693419a7a9a0fa369e3a58e. 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/FRZ299528090.
Grande Messe en ut mineur, K. 427: Sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38a221441ba1df3d1103a3d91e87cb8bfa307f9af61e7ff0e7df7ada7cbbe98f. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299528110.
Grande Messe en ut mineur, K. 427: Jesu Christe
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x673373cc408b4a8262cfb3a47b80e8ef906239cac6109acd7194ccd3253c41a8. Chain 2 (Bitcoin): anchored in block 960105 (2026-07-29T12:35:17Z), 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/FRZ299528080.
Grande Messe en ut mineur, K. 427: Et incarnatus est
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1907d089102f5d37052ba9bd857e5147700fbc7c2fa64f41f779dfca09a17059. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/FRZ299528100.
Grande Messe en ut mineur, K. 427: Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdda32274b34110e1d78016f25c9e7135e9ae92ceb45c780f224c43acd361962b. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299528120.
Le Messie, symphony: Grave Allegro Moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf999c2df3147eb7889a478b7f3599417da03997365721e27204a2df41be4d9c3. 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/FRZ299532010.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84a32ec5d99d458eb47566ac033258ad50b414f7448d18fa3956f1a2c112c145. 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/FRZ299532020.
Le Messie: Choeur "For unto us a Child is Born" (12)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68a5e187f340ce1b6bb6bf1b39653aa4e161d1e014e20249a3948aeb00cf9df1. 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/FRZ299532060.
Le Messie: Soprano "There were Shepherds" (14)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9033043a065c6761b680521b27b8e5bf289422776eafb0f2432557775d0b2f62. 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/FRZ299532070.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0364e1643d5fd498f89c26ec69c5383b8fbbf8e91a8468a8a1fe3798e2fb7fdd. 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/FRZ299532150.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc00bc3869ef40f3039ba46fdd1a692cccde335db5c94ebf919dbc36966a37684. 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/FRZ299532030.
Le Messie: Choeur "And the Glory of the Lord"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe06b78a21f35fbaa96a5c02d84bd255af479b834aabbedd490b7fd1a046c645a. 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/FRZ299532040.
Le Messie: Choeur "And he shall Purify" (6)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa8a2d6a88724afeda834bceb760481a2b7cf30228d31e8aa6088f8e9e4e2dbd. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), 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/FRZ299532050.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65609ea8607e898120fcefbe6265786a200c560c12ab7fa018f15a28b1df2f29. 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/FRZ299532080.
Le Messie: Soprano "Rejoice Greatly" (16)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x551d624b2516d27899f345537c0f77d6ce09c7fdc7272ff37595320f1ae3f0fe. 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/FRZ299532090.
Le Messie: Choeur "Behold the Lamb of God" (20)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5db6e363c0303c230ddc32922ea7e64e458501c7d84dc8501e7eca8731627b27. Chain 2 (Bitcoin): anchored in block 960381 (2026-07-31T09:50:11Z), 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/FRZ299532100.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaea1a986ea58195e574956367e1cd454d6af83ceefb9de9b37f6dbf631eb1956. Chain 2 (Bitcoin): anchored in block 960317 (2026-07-30T21:35:24Z), 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/FRZ299532110.
Le Messie: Choeur "Lift up your Heads" (31)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x796cc757553574f91e39df42ec35e2cd69e54eec6c57f78f9234e9d534536704. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299532120.
Le Messie: Basse "Why do the Nations" (38)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57a0a46380eaf5dc915b4d134fe6a1486c2a412539ce6f661d7de479a0ab2912. 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/FRZ299532130.
Le Messie: Choeur "Let us Break their Bonds" (39)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f5a90b49e2742be59b790a4c113f6b7dba18168d9c244e2677c7d0aeca411c3. 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/FRZ299532140.
Le Messie: Basse "Behold, I Tell you a Mystery" (45) & "The Trumpet shall Sound" [46]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x182038818e63714808eb2f23531b327b133d6c7799199ac4d5c18c863eea31d8. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299532170.
Le Messie: Choeur "Worthy is-the-Lamb" (51)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fac61c6396aec8daea8ed82ac191f8c6527f429054376d01b5677c8a042d901. 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/FRZ299532180.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8a646be425166afa1202540aeae5ad6d1ac6840d29166c2285918cfb7e1b853. Chain 2 (Bitcoin): anchored in block 960300 (2026-07-30T19:42:40Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299532190.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcca18a287eaa92084b2f1a7d749c85ff11cd08819434cde74d3c3cce52ac5074. 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/FRZ179702470.
Jésus que ma joie demeure (Jesus bleibt meine freunde): Choeurs, cantate 147
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a959b3151c422d58afe8a62111ab1de861729c4689479f794f88478f092f710. 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/FRZ179702480.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0364e1643d5fd498f89c26ec69c5383b8fbbf8e91a8468a8a1fe3798e2fb7fdd. 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/FRZ299532150.