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 0x464fbf7dc9e73bc081bd7723a72e08d7294f2a62dd23cfe3cb97adc1a32da052. Chain 2 (Bitcoin): anchored in block 953780 (2026-06-15T12:02:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d44a3c78-f9d4-44c4-87a9-0ffa2e792c83.json and https://artists.proofprofile.net/proofs/artist/d44a3c78-f9d4-44c4-87a9-0ffa2e792c83.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Tůma: Te Deum, Sinfonia ex C, Missa Veni Pater Pauperum
Musici da camera. Music from 18th Century Prague
Quartet for Violin, Cello, Bassoon and Basso continuo in G Minor: I. Adagio
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 0x0c5ca6549a9e1f0a3f16e71f930ddc7db9795fe32c804e38f1d11be9254bfc60. 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/CZA161204584.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x208a5708d9800b7befc75aa61091a29d48eb9ab814bcda4e07f4e5d564e567d1. 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/FRZ130850160.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23133bd191549af3a4510051b54401411e38704ed8b3b9c3265d1f57a3ff7839. 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/CZA160417044.
Zelenka: Die Responsorien - Tůma: Sonatas, Sinfonia
Zelenka: Sanctus et Agnus Dei - Tůma: Stabat Mater. Music from 18th Century Prague
Stabat Mater in G Minor: I. Stabat Mater
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x592a5cc94b868fe50f99b20639b6d0f36244e799a98484e317a5ade85d257219. 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/CZA161304265.
Stabat Mater in G Minor: II. O quam tristis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf65fd2a2ec3733155cbf186368e7d7d1d4983b81ef78a2c321c776529805c250. 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/CZA161304266.
Stabat Mater in G Minor: III. Quis est homo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x188c597ab45a7f099ea39f053029250c93818b6839802f58e61904807dfbe823. 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/CZA161304267.
Stabat Mater in G Minor: IV. Pro peccatis suae gentis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfffc68186144933e80c4c0816f84a3e4d1d4810ef9fe09a89397030c851078ba. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161304268.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30209ec7d6b1569638c27900bc755dfc78e04f62920999a4e0aa48551d420416. 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/CZA161304269.
Stabat Mater in G Minor: VII. Sancta Mater
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b3c8c45340ce75cb647cab63e205134c2d6cb7efc8eefde77ba0e8fd106dadd. 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/CZA161304271.
Sonata for 2 Violins and Basso continuo in F Major: III. Andante e sempre piano
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9184e85a2d0dc32c954ed94685f48d2107d8e6c642bac74dc8aa475250a78a5. 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/CZA161304253.
10 Sub tuum praesidium, ZWV 157: No. 1 in G Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1522d83afc3dbb62b4cad537371928e086539799f8b2c710a4e06e4bb00ff4f8. 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/CZA161304262.
Sanctus et Agnus Dei in D Minor: I. Sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd414c1e0b046661d0e228809f9cb66143b11ed5b76d4d3ad91d96ce373dbe45e. 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/CZA161304294.
10 Sub tuum praesidium, ZWV 157: No. 2 in C Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa08158b7ac0b720abb2bf0f9dbd91f14f755bbef8a848345a09bc8c928d213f. 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/CZA161304263.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb447b87b6d21aa1dabf31650b60f8c7a212f99eb0bb756c326ffec6e0aa628dd. 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/CZA161304270.
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
Stabat Mater in G Minor: VIII. Fac me tecum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x181ca3d87a8df44b98a0832aac9ff23aa78921010a9d58da01137a231a5f07a6. Chain 2 (Bitcoin): anchored in block 960121 (2026-07-29T15:22:21Z), 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/CZA161304272.
Stabat Mater in G Minor: IX. Virgo virginum praeclara
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4c32c8eb48cde6d3116e64f5e1619c0b4b8c609c6a17d108751ce42ea193b7f. 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/CZA161304273.
Stabat Mater in G Minor: XI. Quando corpus morietur
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb74fee5ac49d403749cb15c1f99f6b3a35071c0024fa722cf756d97105bd1f99. 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/CZA161304275.
Requiem. Missa della morte in C: No. 2, Te decet hymnus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7250025b34d5756c5086e37750c7ecdc40ab5e2ef8fe8e9c0a51e6c2eaad543a. 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/CZA162100945.
Requiem. Missa della morte in C: No. 6, Kyrie eleison II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59872ad90b046c895d464ee42b4ee524db1de3ce4add53454ac93e25751c1405. 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/CZA162100949.
Requiem. Missa della morte in C: No. 7, Dies irae
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ca51afcdc1257480760a5cd48e2a6f999702b0c7a8dd75f6001e310c891ee79. 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/CZA162100950.
Requiem. Missa della morte in C: No. 8, Tuba mirum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74353b3a745a6e57a90b0a2b9b8e0bf05f2cca72a63056e1f750c8229c5a529b. 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/CZA162100951.
Requiem. Missa della morte in C: No. 10, Rex tremende maiestatis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa09f918831a3fbdf8d285637a3f73fecbd6ec4f7ec770241610a8e45607e1008. 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/CZA162100953.
Requiem. Missa della morte in C: No. 11, Recordare, Jesu pie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd87b92629af0d4df43d6d9d641e3cd718293bb1891e8531b27167842f394fe74. 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/CZA162100954.
Requiem. Missa della morte in C: No. 19, Agnus Dei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x999c773cdfc363f38b5e6d161b33724dd68cbf5cbc54d5a00b118933ebfea738. 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/CZA162100962.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6782597c215f7ee5348ee8286bf385df86439818bc00cd5e3326acd67dfaef7a. 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/CZA162100966.
Miserere in C: No. 7, Domine, labia mea aperies
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97b418bab84b9e66588bff26ee1dadab305724c3754bd932a52bfb7eb5369430. 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/CZA162100971.
Miserere in C: No. 8, Sacrificium Deo spiritus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe77e1d98b594859ff88e6095ac95180f793eb97cb8c90e3256fbafc34d69917f. 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/CZA162100972.
Miserere in C: No. 9, Benige fac, Domine
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06e64ee37219c50fc358d97f817a5ea0170420ff21fc7ca559d5d7fd90c77bd3. 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/CZA162100973.
Requiem. Missa della morte in C: No. 1, Requiem aeternam I
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98dfa8895f98471c74394f7a849246a8eac9c327a588123e30025b438726f8c0. 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/CZA162100944.
Requiem. Missa della morte in C: No. 3, Requiem aeternam II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5848c9c5ab90d7ad157dcfff15954c7f697033955c1b29784dcee0ff0a5dd3e6. 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/CZA162100946.
Requiem. Missa della morte in C: No. 4, Kyrie eleison I
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7adc18fa7cd4afa1d16a3bc77a565b56f4fb1302b85ba5bf25770d3fd758b90e. 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/CZA162100947.
Requiem. Missa della morte in C: No. 5, Christe eleison
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02744b906b4f013258000d5a70c937d4122625f8b9e5414a4af505e375a10541. Chain 2 (Bitcoin): anchored in block 960407 (2026-07-31T13:26:30Z), 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/CZA162100948.
Requiem. Missa della morte in C: No. 9, Iudex ergo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc41c1db94740b7f75599a143fb67a7a2245849187817da59582b0cc224479747. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), 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/CZA162100952.
Requiem. Missa della morte in C: No. 12, Iuste iudex
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe07e3804c700c49eb5e1da75754dbdae241ccb22eef9ac420b103eda4861db62. 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/CZA162100955.
Requiem. Missa della morte in C: No. 13, Huic ergo parce, Deus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05e16f0c1613e7a2c1a4679377f045f91559c3a00561f3e04fe35f8d242c53e6. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA162100956.
Requiem. Missa della morte in C: No. 14, Domine Jesu Christe
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03720d20b2118299d194402c34259fd48c41ec075db82188ec217239766e9662. Chain 2 (Bitcoin): anchored in block 960506 (2026-08-01T03:50:58Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA162100957.
Requiem. Missa della morte in C: No. 16, Sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4468abf9ead319c4dc39ec4cd2776660eba1fb4cb69c3cac144dea0789299cdb. 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/CZA162100959.
Requiem. Missa della morte in C: No. 17, Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e2ba8cea0a2a3a2650ac4af0cd0c64fa58f895d1888be4f3341d274b42e8daf. 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/CZA162100960.
Requiem. Missa della morte in C: No. 20, Cum sanctis tuis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef4857031954233923a9a314c47cb20bb7bb8434c7f15ff11ccf82e237bd4609. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), 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/CZA162100963.
Miserere in C: No. 1, Miserere mei, Deus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd236be913a5d09e9130c8fa426c214c7bf6e3ca02c878f80ac05aa56d0e8b9e8. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), 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/CZA162100965.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb3abc4171e76b43dbb07c5c44b94f4b974e0f01827a40d02668c2710a8f7af7. 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/CZA162100969.
Tůma: Ouverture in C – Menuet, Trio (Polonese), Menuet da capo
Tůma: Vesperae de confessore – Dixit Dominus
Tůma, Mysliveček, Koželuh: Czech Music of the Early Classical Period
Tůma: Parthia for Orchestra in D Minor - Zelenka: Ipocondria - Stamicz: Orchestral Quartet in F Major, Op. 4 No. 4
Musica antiqua bohemica, vol. 15 (Mono Version)