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 0x250078f6c005f41ecaa6c8de3d5c4ddc396e4ad09a4130ec158d7d78cf72eea4. Chain 2 (Bitcoin): anchored in block 953625 (2026-06-14T11:37:06Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/28be5cef-031a-43ad-82c4-9b3c8a9424b7.json and https://artists.proofprofile.net/proofs/artist/28be5cef-031a-43ad-82c4-9b3c8a9424b7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Kyrie, Sanctus & Agnus Dei, ZWV 26: Ib. Christe eleison
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 0x63d7307cb8bc21329bfa58bb9f385d6b54ab16ef5e44bdd03ff51914302ce6e6. 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/DECP61910002.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11dae8654380d83e0357378ead7c86aa421f6e00aed68fd43534ebeb75eb2ed7. 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/DECP61910004.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3440ab11fc393d938e27d63aed57482b3da018940957f4fe881b1e5f2b6b1697. 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/DECP61910005.
Gloria, ZWV 30: III. Gratias agimus tibi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bb102b3f4093742068bd059485a549cb66cdee988ddf0ad1e5e69baddbd8b14. 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/DECP61910006.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe87e6c2d56c4d84ca4f7a2a4cd2fa2bb735089125cde9874fbaace9e8fde675e. 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/DECP61910007.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde7d7873425eafcf56f0d22f0f5d177249329bd131c53a1cf14a72a19304c213. 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/DECP61910008.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaff32811f78e04b1fd22d20fe4bda042bac47b7d56dfc290e62ddcba4013693a. 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/DECP61910010.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff1029ee22f3cfc71ace5d5b8a57a0728ad5767a10599e8387e27e9432504b82. 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/DECP61910011.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04e8c49bd5dd3a9e8542460f6478c49e4686f5ac187095252ea11d854af085de. 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/DECP61910012.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x553c8acca6c4a81f32f2d7c2804781f5d7d6f186c53915e4314e2ad0353737e4. 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/DECP61910013.
Kyrie, Sanctus & Agnus Dei, ZWV 26: IIa. Sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1faa1269b25160942954817c869882e4bfe7affb194b2c33fbdf30506ca5aff3. 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/DECP61910015.
Kyrie, Sanctus & Agnus Dei, ZWV 26: IIb. Osanna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabcf09fa65768cb5c514e724eb35ddeb3dfd51084ecfc8ad96ed4f87b9d21f1. 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/DECP61910016.
Kyrie, Sanctus & Agnus Dei, ZWV 26: IIc. Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x122d56b7df49dcb2c9dfab5272eb018057016442b1ad7cd4c83c8d70104ad2c2. 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/DECP61910017.
Kyrie, Sanctus & Agnus Dei, ZWV 26: IIIb. Dona nobis pacem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a94c86344f647503922ac318d774a88e45af88e1e953fbc8bae344a8eda49c9. 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/DECP61910019.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02861a864a53bad7ef2f541a3ab8dfb0c0eb737a075fb858056ed0b3128939b3. 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/DECP61910020.
Kyrie, Sanctus & Agnus Dei, ZWV 26: Ia. Kyrie eleison I
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9aebd88723c93277084c601346b58cb2803178429d7d0471a32da9a57554f117. Chain 2 (Bitcoin): anchored in block 960250 (2026-07-30T11:13:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP61910001.
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
Kyrie, Sanctus & Agnus Dei, ZWV 26: Ic. Kyrie eleison II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a73b527defb19d41872983ee073b7574598b6c7db2e2c7b009f43c63c10c728. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/DECP61910003.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb301eed9983597fb6cf35d98a1ac48bd0ba2d08bebcf588a90043abf00511f7. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/DECP61910014.
Kyrie, Sanctus & Agnus Dei, ZWV 26: IIIa. Agnus Dei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34279ca19412f39e2e1134357e948c43d4854ff0b9d32949799020ab0c8470c2. Chain 2 (Bitcoin): anchored in block 960473 (2026-07-31T22:27:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP61910018.
Oboe Concerto in G Minor, BWV 1056R: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc9a28841749e301255d903bfe16bef438f8da5fb08a73371b30840789d15a8b. 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/DECP61804002.
Ich bin vergnügt mit meinem Glücke, BWV 84: No. 5, Ich leb indes in dir vergnüget
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8366fd1ad35907c24ed0aef06c0070efad71e6feae5ad3e26b329929b1e96fb8. 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/DECP61804008.
Falsche Welt, dir trau ich nicht, BWV 52: No. 2, Falsche Welt, dir trau ich nicht!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa01b45bc7ef644286387647a4ef4521cb1aa27433430c70789f13a84514157d. 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/DECP61804013.
Falsche Welt, dir trau ich nicht, BWV 52: No. 3, Immerhin, immerhin, wenn ich gleich verstoßen bin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c5a4e23116af485387c03a7901754ce0149bb2fa21335a9840f59f1e664a3d4. 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/DECP61804014.
Falsche Welt, dir trau ich nicht, BWV 52: No. 4, Gott ist getreu!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28926255622753c48b3e8416c45c904728eb1f256797caad22f57b283f454148. 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/DECP61804015.
Falsche Welt, dir trau ich nicht, BWV 52: No. 5, Ich halt es mit dem lieben Gott
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9ef5fa912270290b7cd8a5d812c8f8fc6cbdcdd530131f7c2db8db0bf5a2490. 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/DECP61804016.
Oboe d'amore Concerto in A Major, BWV 1055R: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5a67b3804c8d5cc390d71ac5deeda3585114c8f3a29109aaf3c4ffed3887fae. 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/DECP61804018.
Oboe d'amore Concerto in A Major, BWV 1055R: III. Allegro ma non tanto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ff41c301c1b7d38ae337ec12a6543cc9ccc1164e4634d2c08579a2b3aafb480. 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/DECP61804020.
Zelenka: Missa Divi Xaverii, ZWV 12 & Litaniae de Sancto Xaverio, ZWV 156
Missa Divi Xaverii, ZWV 12: Kyrie eleison I
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ad1a3702b846ebe5d304ae8ce91d4f844aa9d613f089c8acadaa2bd8ff8ba88. 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/DECP61409001.
Missa Divi Xaverii, ZWV 12: Christe eleison
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16fb7f1d6f54a9009324c0486571657f9075ea4f45aba8f91caed6d894a1328a. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP61409002.
Missa Divi Xaverii, ZWV 12: Kyrie eleison II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf04c8e01a0db1c37bd332c0b6e5c47d1ee0379638e57fe290f4102daa47c5c9f. 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/DECP61409003.
Missa Divi Xaverii, ZWV 12: Gloria in excelsis Deo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa267f68745a1a485de19f5b945ed303bb9aad6321859305e333ab74565900525. 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/DECP61409004.
Missa Divi Xaverii, ZWV 12: Domine Deus II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ff3194fc7cfeaa32ab7b6f7c288ca11d117567f7b9b0249e2174a4e7267f791. 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/DECP61409006.
Missa Divi Xaverii, ZWV 12: Qui tollis I
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53d9e0c5eb45b811e5e94339efbc2265c4895a58a2f716d3ca200d64849f0b83. Chain 2 (Bitcoin): anchored in block 957064 (2026-07-07T16:43:08Z), 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/DECP61409007.
Missa Divi Xaverii, ZWV 12: Qui tollis II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58616e697840a9680fdbff29b57a066a578fc95223a4ba6c7c39e431bb7dbfc9. 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/DECP61409008.
Missa Divi Xaverii, ZWV 12: Quoniam tu solus sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf32d1eceecf87fdd12c98c74a5221256a2b565aa7a6ee8f7b5ea801dff5f9e98. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP61409010.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80e0eb577e0afbbd2b27e7a8977d37e83545914cc00a70570f8668a10c9d6786. 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/DECP61409013.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e15a0af9fed245ecbd290dc9961222da1119ddaa1e9dccb6955e4851313834e. 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/DECP61409014.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f89e493f81ddbb76898a1f17291b440c124a6a34c20a7df92de73a6677c12cd. 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/DECP61409015.
Missa Divi Xaverii, ZWV 12: Agnus Dei II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a336e93d73c62b80209cadc500603ec505891ea525386d7627707b5bb2d1ca1. 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/DECP61409016.
Litaniae de Sancto Xaverio, ZWV 156: Pater de coelis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a59195151134472a6f4cba9153c5efa74c505f602fbd270a9593da7013ad9a2. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP61409019.
Litaniae de Sancto Xaverio, ZWV 156: Tuba resonans
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd84ea3ace5403c0abdae6ead7d427b88fa025dc76a54bf653b385dc1f794fe71. 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/DECP61409022.
Litaniae de Sancto Xaverio, ZWV 156: Pauperrime
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc291ed00005a02caa0cc3468dda8976a616d2a100515a0a829b9527acb27b329. 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/DECP61409026.
Litaniae de Sancto Xaverio, ZWV 156: Animarum et divini
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f3a096c68a82f66fb3d6aa1d4271f4f6156d30a255114f81770d91dcf5f63aa. 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/DECP61409027.
Litaniae de Sancto Xaverio, ZWV 156: In quo uno omnium
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36cbb4e8aeeb45408a1641d6dfeedd6e64d5c7f22a9021d5688525698d13fe1d. 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/DECP61409028.
Litaniae de Sancto Xaverio, ZWV 156: Sancte Francisce II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2529dd5990701cb72ab5a0721cae401e0f679c5df43aed07eb00feace2960edc. 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/DECP61409029.
Litaniae de Sancto Xaverio, ZWV 156: Agnus Dei I
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f5ad7fb6ccec20c69a51f7fce188853384eea29dd95f3fe9619f040fb5368c7. 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/DECP61409030.
Litaniae de Sancto Xaverio, ZWV 156: Miserere nobis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1b85ec855e29e9791fdc62eea0db1efdc2154a88a1f257ca9d3e539d578da28. 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/DECP61409032.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x437d4d80e7940a31f49d0a1438ad25d8c5b51fcc48382b784d40d99afca9d6d7. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP61409009.
Missa Divi Xaverii, ZWV 12: Cum Sancto Spiritu
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a0372c63583e863c54301f0c4bb2b82929da0ccbe4fd17c11b660d8e035fbed. Chain 2 (Bitcoin): anchored in block 960218 (2026-07-30T06:57:05Z), 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/DECP61409011.
Missa Divi Xaverii, ZWV 12: Sanctus. Pleni sunt coeli
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5565e95ade4a7079537264cd98aa5311df683199ac773823cfd79cfe13d3340b. Chain 2 (Bitcoin): anchored in block 960165 (2026-07-29T23:29:40Z), 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/DECP61409012.
Missa Divi Xaverii, ZWV 12: Dona nobis pacem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04b0dec1699e9b80016f0e039ff8c5339ce46fe175da33a0a66095633adaa7aa. Chain 2 (Bitcoin): anchored in block 960166 (2026-07-29T23:39:29Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP61409017.
Litaniae de Sancto Xaverio, ZWV 156: Kyrie eleison
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c42be794aba6e668de816882dfb39f8f176b7af45d222e389817ba50af99b10. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP61409018.
Litaniae de Sancto Xaverio, ZWV 156: Vas electionis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x839ea298de1266664ea00bed2009da569bc48410761cede91b3c0e5656ca72b3. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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/DECP61409021.
Litaniae de Sancto Xaverio, ZWV 156: Auxiliator naufragantium
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x263873d99becd02d32e36c23915e839aa0053fdf6ac5fb7a4a25f7c4dad50a0d. 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/DECP61409023.
Litaniae de Sancto Xaverio, ZWV 156: Gloria societatis Jesu
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1085c0fdcaebd44bb46bfe096b64b0b6ef9e1860765b1b53010349dc3e33115f. 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/DECP61409025.
Litaniae de Sancto Xaverio, ZWV 156: Agnus Dei II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x069f1e014b24b18a492df5c5866f21d3251af543f85b8edb8b3c1c401d5fe96c. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/DECP61409031.
Zelenka: Responsoria pro hebdomada sancta
6 Lamentationes Jeremiae prophetae pro hebdomada sancta, ZWV 53: Lamentation No. 1. Lamentationes pro die mercurii sancto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8beff1226e00fbd72dc0ddb278f9912f315936f216453a47b397795d1c49c3d. 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/DECP61109001.
Responsoria pro Hebdomada Sancta, ZWV 55: Nocturno I, Responsorium 3: Ecce, vicimus eum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce504744936680c73157434491c2cef5e975a7bc3f513b479781796a833ccace. 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/DECP61109006.
Responsoria pro Hebdomada Sancta, ZWV 55: Nocturno III, Responsorium 9: Seniores populi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1384f7e970077f2f5955f24a2d4aa287f4ebdbfebc0e49e194350c6f4f6360de. 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/DECP61109018.
Responsoria pro Hebdomada Sancta, ZWV 55: Nocturno I, Responsorium 1: In monte oliveti
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05d3ea2840f8fa034e30bdc07af71609e3f6fd62378da3fb8f4c870b0a7904d0. 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/DECP61109002.
Responsoria pro Hebdomada Sancta, ZWV 55: Nocturno I, Responsorium 3: Plange quasi virgo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc944162180bde3287964c7b0f04c0b8bf15ee7b0e3b6fa72899436179f6155ff. 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/DECP61109042.
Responsoria pro Hebdomada Sancta, ZWV 55: Nocturno I, Responsorium 1: Omnes amici mei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8f884f890b08984e6b507c9d0b12f435d1cce0f4b113372f688eda5599402cf. Chain 2 (Bitcoin): anchored in block 960489 (2026-08-01T00:40:43Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP61109020.
Zelenka: Invitatorium, 3 Lectiones, 9 Responsoria / Requiem for Elector Friedrich August I