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 0x0949eec891fd0289f399bd962461b4605fb30ae1f4904988c3d366ec58fe24b7. Chain 2 (Bitcoin): anchored in block 953717 (2026-06-15T01:05:33Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/87aae066-2466-400b-b228-706be94ed3f6.json and https://artists.proofprofile.net/proofs/artist/87aae066-2466-400b-b228-706be94ed3f6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Alessandro Scarlatti: Baroque Influencer
Sinfonia No. 7 in G Minor, RosS 533.7: I. Moderato
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 0x4b8b07f2f25acedde1a51def660a5d289167192afb6e5427f5fe343ad77b5e14. 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/DEE472300438.
Filen, mio caro bene, HanS 263: V. Che ti sembra son fedele (Aria)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17726f382a6eadbf544143b7a586327cec9cb7f5b961f984ecb357b9c68a6dea. 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/DEE472300448.
29 Partite sopra l'aria della Folia (Arr. for Recorder, Cello, Harpsichord & Guitar by D. Oberlinger)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc21236b770de236a07c474800a3c34cb3d507ec7beb1be504e17e6ef8bb8c7e4. 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/DEE472300449.
Sinfonia No. 9 in G Minor, RosS 533.9: I. Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda17a84a82a3fd6bdd2c05dfb612dc43ab224cbf95f0e40c5ef9215794e014e5. 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/DEE472300451.
Sinfonia No. 9 in G Minor, RosS 533.9: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x544fa5c6016c5f20955ac57fe5ee414ace3ce41d3baaec98210e0ccb2e3de5ff. 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/DEE472300452.
Sinfonia No. 9 in G Minor, RosS 533.9: III. Moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x794dfabd2c135c4c8ba6a02bd0115868dac1802ce89eaa694110adace24dcec8. 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/DEE472300453.
Sinfonia No. 9 in G Minor, RosS 533.9: V. Menuet
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd35d6710fe9a6f7814bb10e1430a168e819736541f94b50934f81bf2dfc32a5a. 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/DEE472300455.
Sinfonia No. 9 in G Minor, RosS 533.9: VI. Allegretto (Tarantella)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d48e0c5fb54e9980cf4bded32a712a1c18ba2a9eada59a16fcac5d11905f226. 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/DEE472300456.
Filen, mio caro bene, HanS 263: II. Filen, mio caro bene, se verra fe t'osservo (Recitativo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e5e1ddbaa540540b89203dc7b03fce6213f76baf77b19075ed2985e742b7f16. 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/DEE472300445.
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
Filen, mio caro bene, HanS 263: III. Chiedi pur ai monti (Aria)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9978dd268fb41ee5c36834534e4eefb40bb3af66244408b5bb96f2be124445be. 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/DEE472300446.
Filen, mio caro bene, HanS 263: IV. Ma se trova bastante (Recitativo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x455fff1d6dccc09cc76961adfd35ab2d2469c86da6a0de3445ddd101ec17749d. 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/DEE472300447.
Mass in B Minor, BWV 232: II. Symbolum Nicenum (Credo) - Credo in unum Deum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d39d54b21399550fadbd10fc1aafcac623257330cafe2dcd34f1e02254fe037. 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/FR7JM2170010.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa50aa3dd1b81c45dc4caf2103d1e4284ff0e7dd890cbf663667201e4d4da530f. 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/FR7JM2170060.
Mass in B Minor, BWV 232: Et in Spiritum sanctum Dominum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff72cbbc3224714eb2e663f3f0806ba6f38d758367ced023bfb6a91b39d6d240. 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/FR7JM2170070.
Mass in B Minor, BWV 232: Qui tollis peccata mundi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0fea4c20ccecd8cf57ee4229b27ce5a64d67814d5e00ca28dccb779983bd91b. 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/FR7JM2169090.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x513352190985473815d346daa36492ebbd2c19beaf8a157765c56cbe5d5fdcd7. 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/FR7JM2170090.
Mass in B Minor, BWV 232: Qui sedes ad dextram Patris
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5e1bcced7f3eefa2b4304916ea08d2c0b3ff05623f7d55ddabc4d1adb6f8a49. 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/FR7JM2169100.
Mass in B Minor, BWV 232: III. Sanctus - Sanctus. Pleni sunt coeli
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc528e6b34ed7d46d6d98b762ece199f86f4ae28fee15227cc9a0f7ae84a1244e. 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/FR7JM2170100.
Mass in B Minor, BWV 232: Quoniam tu solus sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46002ed57b33c549bcca5bf59771d0bf72df9a7cb8934f4df95dbf09853ddbf1. 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/FR7JM2169110.
Mass in B Minor, BWV 232: Cum Sancto Spiritu
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae2f9da6153c2af6302ace62565735e0d9fcd4e933bc1145d76f29d2b61745a9. 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/FR7JM2169120.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5626b8d8544b56de8f20cb856f43875d9139a247a7d1e47617455531636a4e7d. 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/FR7JM2170120.
Mass in B Minor, BWV 232: I. Missa (Kyrie, Gloria) - Kyrie eleison I
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1c1c1b0c6a6c45af42d23b91bee9388b714ad5789642034f676f081005dc810. Chain 2 (Bitcoin): anchored in block 960216 (2026-07-30T06:39:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2169010.
Mass in B Minor, BWV 232: Patrem omnipotentem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd1e59db6434e660161921ecc3c4a2855a1e0eef8a944782ed7aa531580719e4. 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/FR7JM2170020.
Mass in B Minor, BWV 232: Kyrie eleison II
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfbdc15caba509c335dc4ca7d6e4afbee51c8d1bd3f74aa630c8fbcdd1628016. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2169030.
Mass in B Minor, BWV 232: Gloria in excelsis Deo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0de3254b60ffbbc5f4802c2824def5117941517ca6ae0ab4cb7bd6fffe5dd210. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2169040.
Mass in B Minor, BWV 232: Et incarnatus est
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0e6bae455cd45d9bcc931ed39b58732c0adbb60edc1eb10b7d6abc93ad338fa. 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/FR7JM2170040.
Mass in B Minor, BWV 232: Et in terra pax
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22f7f79e5cd8e2574612b27ab7186c7b1b5d1687a17eb58e44627d21d027aac7. 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/FR7JM2169050.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x672638d25b1e87d06c3a7637ee04619b3f916c5199d1453538e5014ab9e2ecf4. Chain 2 (Bitcoin): anchored in block 960296 (2026-07-30T19:11:09Z), 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/FR7JM2170050.
Mass in B Minor, BWV 232: Gratias agimus tibi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfdc67fb617aae26a303fcd670e089af723d4b748311e2bb0fdee67c0b3f5ad74. 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/FR7JM2169070.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ffe877a3b6dc765afd2c0f2d39974d04b7de27f886c535ce181586854c0aba5. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2170080.
Mass in B Minor, BWV 232: IV. Osanna, Benedictus, Agnus Dei, Dona nobis pacem - Osanna in excelsis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19623ce27ef04a1f98caa8a2e91bf9c30c587a30be8633d5a742cbfe89152247. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/FR7JM2170110.
Mass in B Minor, BWV 232: Osanna in excelsis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5cd0b5c247eecaee46fa325e223bded268459d5a1f69966587cb67b40cb8ae2. Chain 2 (Bitcoin): anchored in block 960435 (2026-07-31T16:33:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2170130.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1462bab4e282808934c04b0ed3803b0a3c7e85f753fd8832b059bb32d06cfec. Chain 2 (Bitcoin): anchored in block 960379 (2026-07-31T09:25:34Z), 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/FR7JM2170140.
Mass in B Minor, BWV 232: Dona nobis pacem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdabd47cb19edb90f424ef57453315dc7a112096f1ec38e79541e297d68f119fd. 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/FR7JM2170150.
Bach: Mass in B Minor, BWV 232: Et incarnatus est & Sanctus
Michael Haydn: Requiem, Symphonies P9 & 16
Missa pro defuncto Archiepiscopo Sigismundo, MH 154: Requiem aeternam
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e149c83f164cd3376f8d9db8833369be56426f57291d73c8189d39517fecec0. 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/DEA140424501.
Missa pro defuncto Archiepiscopo Sigismundo, MH 154: Domine Jesu Christe
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x235fafbe574240918e9dc816f0ee7afba0ed8a7d33c460fce1d8db558dcbc1b5. 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/DEA140424503.
Missa pro defuncto Archiepiscopo Sigismundo, MH 154: Versus: Hostias
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa85e39a85476cad9a90f9119aedc8564969bfae9b13ae810296c7dc395b69b02. 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/DEA140424504.
Sinfonia MH334, P16, G-Dur: Andante sostenuto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ee11be262c0385248325b420af1ed3886b9cf79e26fdced52b5ee937146817e. 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/DEA140424511.
Sinfonia MH 82/184; P 9, B-Dur: Andantino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f259f6244442a90800547316918067d67fd269958a5361a65dd91b0fdf10a00. 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/DEA140424514.
Missa pro defuncto Archiepiscopo Sigismundo, MH 154: Dies Irae
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ce11fcf897bfb3a4e750a48a62b9077ecc51fa92bc30059d41e2450aadce274. 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/DEA140424502.
Missa pro defuncto Archiepiscopo Sigismundo, MH 154: Sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf25351cd6e3c69063f033d162a300e97c62db6bee249834e17a0d20719f39f4b. Chain 2 (Bitcoin): anchored in block 960163 (2026-07-29T23:20:38Z), 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/DEA140424505.
Missa pro defuncto Archiepiscopo Sigismundo, MH 154: Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d7ba488c4692b1dadc29c17fdf1293c345f91bdaf16918a7a6f3bed18dd0796. Chain 2 (Bitcoin): anchored in block 960193 (2026-07-30T02:05:19Z), 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/DEA140424506.
Missa pro defuncto Archiepiscopo Sigismundo, MH 154: Agnus Die
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x190cb54cdb4c1d57572853bd907aa468437865e670381022b9acf5062fa56b08. Chain 2 (Bitcoin): anchored in block 960145 (2026-07-29T21:13:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA140424507.
Missa pro defuncto Archiepiscopo Sigismundo, MH 154: Cum sanctis tuis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87558c6bad85989fcf9a7672d7df074a798480aebb42a92278c2e4d1f7f99241. 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/DEA140424508.
Missa pro defuncto Archiepiscopo Sigismundo, MH 154: Requiem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x396ebdbac74ff2d907a25e6d4a551fc9b722821f37f65504bf8b060a32a06cd7. 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/DEA140424509.
Sinfonia MH334, P16, G-Dur: Allegro con spirito
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x341a1fdb29a9bfcb0ec228cfe0da05c8eb5b5142fb922a836acda7fd82223a77. Chain 2 (Bitcoin): anchored in block 960223 (2026-07-30T07:51:46Z), 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/DEA140424510.
Sinfonia MH334, P16, G-Dur: Finale. Allegro molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0af74e029ffa386a5d7e96339847934f2b9a74de357501a8209f796b20bf6be0. 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/DEA140424512.
Sinfonia MH 82/184; P 9, B-Dur: Allegro assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9f291314065239f1a520622bcc13ae91fb835b14aadb1c36709c6811f957d04. 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/DEA140424513.
Matthäuspassion BWV.244: IV. Da versammelten sich die Hohenpriester
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e736ad99a8f23cab4802954f1e01018058eda5a21c409261bd5bf90c256023f. 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/NLB151400579.
Matthäuspassion BWV.244: XXVIII. Und der Hohepriester antwortete
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac0b99d501ab9b263f4dc16d6f3c648a840630856e93e02c95e1b49234147bfa. 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/NLB151400603.
Matthäuspassion BWV.244: V. Du lieber Heiland, du
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ea9a1e5aec5d1a93745f300edb0e9de1243ed095f77571711a75e9805b7a86a. Chain 2 (Bitcoin): anchored in block 957013 (2026-07-07T08:31:11Z), 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/NLB151400580.
Matthäuspassion BWV.244: VI. Buss und Reu
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c356c6c14d511d4a5c01f945b4e61f28aa7791b071fac17dbb9a577d453594a. 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/NLB151400581.
Matthäuspassion BWV.244: VII. Da ging hin der Zwölfen einer
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3389c0dfc593a3038e587de5492ac34eccf8a7c937dcb883f44f17ae12eeb7d1. 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/NLB151400582.
Matthäuspassion BWV.244: VIII. Blute nur, du liebes Herz
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8716f2c43fab35d2b4f88e4ca7a27674b2f1af84c42253336ab33131fa619eda. 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/NLB151400583.
Matthäuspassion BWV.244: XXXII. Des Morgens aber hielten alle Hohepriester
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x711c943567ecb5bc7bcfed77ddf4de60db228b9f5de11f783782a881989fb8ec. 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/NLB151400607.
Matthäuspassion BWV.244: XXXIII. Gebt mir meinen Jesum wieder!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf00e466a6be553b4a411c09ed7e4f2c6b7a2f5b13a8099d6f684329f05eda24. 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/NLB151400608.
Matthäuspassion BWV.244: XI. Er antwortete und sprach
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x487f396ca00089858fb492bcde15f0552e39717a79cb7bfb4790ff8b3fade2fe. 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/NLB151400586.
Matthäuspassion BWV.244: XXXV. Auf das Fest aber hatte der Landpfleger
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ebee7eb156234bd55db9ea6974b47d8623519eee3ddbcf28db057dc401cb2e8. 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/NLB151400610.
Matthäuspassion BWV.244: XII. Und da sie den Lobgesang gesprochen hatten
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bd8833d2f5afc798fdc2463486b85bae53960f3b9eb9c26304cb29ce3183f27. 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/NLB151400587.
Matthäuspassion BWV.244: XXXVIII. Aus Liebe will mein Heiland sterben
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8628ddc495b86b6292212056655f1aae0552e63a0257ae7da8f2ec16c427da3e. 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/NLB151400613.
Matthäuspassion BWV.244: XV. Da kam Jesus mit ihnen zu einem Hofe
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b6412e49fb91b146699b9611cfacc48f411e23ef84ce24578992b0b5aaf6b20. 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/NLB151400590.
Matthäuspassion BWV.244: XVIII. Und ging hin ein wenig
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd78e25853c81bf47730bed91b5cbd2636b5fbf7b35888d32c17bcddcd6acafc3. 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/NLB151400593.
Matthäuspassion BWV.244: XLII. O Haupt voll Blut und Wunden
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf72cc9e9b39c78e9b2e1386ce20979e7448783cf2bd2d6cdf785e6868b9a6652. 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/NLB151400617.
Matthäuspassion BWV.244: XXI. Und er kam und fand sie aber schlafend
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8849e259c754c7d27e23840276c2cb468e3346a45e1f33ae8a0e2bffef9b8183. 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/NLB151400596.
Matthäuspassion BWV.244: XLVIII. Und siehe da, der Vorhang im Tempel zerriss
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4a43c455bb92d8df4760ebba122fcade3a9fe1a5005f0aa8db5d58b8c023dad. 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/NLB151400623.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3da470344bbeba1e056d402523b485aca7d5c4ca2d881e408c3352d01b36442f. 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/NLB151400625.
Matthäuspassion BWV.244: XXV. Ach, nun ist mein Jesus hin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x445e996719d2964644f48d9cc75242acec6ea19152e9f07a0970fdad630f34c7. 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/NLB151400600.
Matthäuspassion BWV.244: XL. Erbarm es Gott
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ba9213f3a82cc143d385b85d85c8b2e211c5cb5f33b7ac9854d829ccf18b7ba. 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/NLB151400615.
Vivier: Lonely Child; Prologue pour un Marco Polo; Bouchara; Zipangu
Nono: Guai ai gelidi mostri - Omaggio a György Kurtág
The Complete Musical Works of Agnes Jama