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 0x0ba97c2005768314f697be8eb16455375ce71aa78d5d96ebc1670bb637e90e4b. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4bf3e7e6-91e2-41ec-bdd8-f0b24adbdf88.json and https://artists.proofprofile.net/proofs/artist/4bf3e7e6-91e2-41ec-bdd8-f0b24adbdf88.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
St Mark Passion: 38. Recitative (Evangelist): Pilatus aber gedachte
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 0x997fbbd8becdb754e9433ae6b0128714f67dc030d477b6689884a9a57f16c192. 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/GBUM70803052.
St Mark Passion: 2. Recitative (Evangelist & Jesus): Und da sie den Lobgesang gesprochen hatten
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x278e49ed2ab66d33c2f507f898650de274b9f6fcf2521e6a829d76bd7a8b47b8. 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/GBUM70803005.
St Mark Passion: 3. Chorale: Wach auf, O Mensch
Choir of Gonville & Caius College, Cambridge
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd04a174e9cbc42ed528bc9bd353f4f160a08fa694084fb358485d9841d555c57. 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/GBUM70803006.
St Mark Passion: 41. Chorale: Man hat dich sehr hart verhohnet
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a04ad0b97d878f741c93dc7d3fadd3a845b13960fe0c7a5e2402d612b6c5b97. 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/GBUM70803055.
St Mark Passion: 4. Recitative (Evangelist, Peter & Jesus): Petrus aber saget zu ihm
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbca7b104da00f302b6be44a41a3db018614a1bd3b8eb49c21dbb9472d7582db. 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/GBUM70803007.
St Mark Passion: 5. Chorale: Ich, ich und meine Sunden
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87357a7a37d12ae061fe79a17c9741baf4493219e8488b37ca53ce21ad6c6b39. 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/GBUM70803008.
St Mark Passion: 45. Chorus: Pfui dich, wie fein zerbrichst du den Tempel
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bccfa99585754be4af2251baad9bb8069a14b1f0e09d0521069f7e1af048342. 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/GBUM70803059.
St Mark Passion: 10. Recitative (Evangelist & Jesus): Und kam und fand sie schlafend
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1794c4c2c60449d0af491c13f0711302112efb278eb16956363e97ecb074a04f. 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/GBUM70803024.
St Mark Passion: 12. Recitative (Evangelist & Jesus): Und alsbad, da er noch redet
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf12eddc42e085120e9357270ae8c84cbeefcf5ff90b147626455672824703d44. 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/GBUM70803026.
St Mark Passion: 14. Recitative (Evangelist & Jesus): Die aber legten ihre Hande an ihn
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d53daf561ec7fb92e1bef6e7870a2aef484686d2a18e49d3d8fad616a9f4a94. 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/GBUM70803028.
St Mark Passion: 16. Recitative (Evangelist): Und die Junge verliessen ihn alle
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38310e9f0ccac00001c3f3b0402480a6e118067cf545666962b702b616155582. 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/GBUM70803030.
St Mark Passion: 19. Recitative (Evangelist): Und sie fuhreten Jesum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dfed91abab1d91b999fcce037af535bf22f1e6360880a74fdccf30ddc83cc37. 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/GBUM70803033.
St Mark Passion: 22. Chorale: Was Menschenkraft und Witz anfaht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16ed18db91c965bc793eabc58becad0e232994486c46168f8ddf7fa12073ab3e. 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/GBUM70803036.
St Mark Passion: 24. Chorale: Befiehl du deine Wege
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5e7d47d1b9ac91bfa86cb2ed12331778c294b92e266d048f656c15f8cb63bdc. 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/GBUM70803038.
St Mark Passion: 25. Recitative (Evangelist, High Priest & Jesus): Da fraget ihn der Hohepriester
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c116d02e33a5a82d1d64f384f7f0b0a1470f5e854db6dec82fa1f754a69e3a5. 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/GBUM70803039.
St Mark Passion: 28. Chorale: Du edles Angesichte
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x296b35ca23bbbd5fdb3cc37066086d5984e3e2a4413f7ad4ad21b88d3586afa4. 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/GBUM70803042.
St Mark Passion: 29. Recitative (Evangelist, Maid & Peter): Und Petrus war da nieder
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a7e4332831851550a9c7407009d1885a29b1499afe3501275e1ac925c3ddfeb. 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/GBUM70803043.
St Mark Passion: 37. Aria (soprano): Angenehmes Mord-Geschrei!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x488edceee1b44860ec92a200bdacea1a4244a4ca7ac443a369c3186fe7037625. 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/GBUM70803051.
St Mark Passion: 1. Chorus: Geh, Jesu, geh zu deiner Pein
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa43536eb99b87fdcd75ffaeaa9e5fe2b11677f6eb513dd139c0bb870ed2fe3f5. Chain 2 (Bitcoin): anchored in block 960170 (2026-07-29T23:52:38Z), 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/GBUM70803003.
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
St Mark Passion: 39. Chorus: Gegrusset seist du
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeacbbf9ea052330b3bac0cba1776e19e61ba7cfe842dd86295a0557f73501e1d. 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/GBUM70803053.
St Mark Passion: 42. Recitative (Evangelist): Und da sie ihn verspottet hatten
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x054d1e078fd5d784bfa990a694ac45c802b44d7c60ccb123550fc743763ef2e1. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803056.
St Mark Passion: 6. Recitative (Evangelist & Jesus): Und sie kamen zu dem Hofe
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e9e7afaf60d2f537625e0148330ef2cd86f1210e1d4e47efa0ce99c3ce806fc. Chain 2 (Bitcoin): anchored in block 960317 (2026-07-30T21:35:24Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803009.
St Mark Passion: 43. Chorale: Das Wort sie sollen lassen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ba9bbc37c38e0f363ddae97ff268bbb9dbb247b814e544b8a62fa9ed27f6e69. 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/GBUM70803057.
St Mark Passion: 7. Chorale: Betrubtes Herz sei wohlgemut
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf83fb154266cd8bad5163745e2d1b222f00d4a241a35a6eabb9d9736e73e1519. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803010.
St Mark Passion: 8. Recitative (Evangelist & Jesus): Und ging ein wenig furbass
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb27856aebe5be6e26c6af0905f86889f2d7a3df75367368a778fbec8eff87ceb. Chain 2 (Bitcoin): anchored in block 960294 (2026-07-30T18:46:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803022.
St Mark Passion: 9. Chorale: Mach's mit mir, Gott, nach deiner Gut'
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96aac27cefcb3f81147a3d39ba53616c34941b3597c4cab573cf154147828464. 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/GBUM70803023.
St Mark Passion: 47. Chorus: Er hat andern geholfen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae77030f3ed2817f3c171ad405d0846693124bfca6d55b57fb986da3f44c850e. Chain 2 (Bitcoin): anchored in block 960241 (2026-07-30T09:58:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803061.
St Mark Passion: 11. Aria (soprano): Er kommt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18e06f3af46e1caf7bc051217de0300666a72d813bb0ccfb9118c84c46029f62. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803025.
St Mark Passion: 49. Chorale (tenor): Sie stellen uns wie Ketzern nach
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfba6f729d132a282895d7bc3d276fa0940a02b4c1d3b133851631b38f74cc154. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803063.
St Mark Passion: 13. Aria (alto): Falsche Welt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65205b311ae72c7027f5435253d16cb2c8c969ea4ee1f965af23b1e3c94f7f26. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803027.
St Mark Passion: 50. Recitative (Evangelist): Und nach der sechsten Stunde
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e02225cb3b6e277f5ed4879c8a8c2250a7c744f819d9bb1e9265c12f8e317fd. 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/GBUM70803064.
St Mark Passion: 15. Chorale: Jesu ohne Missetat
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9c2f48629efc41443235868ed56af2747c58f05cd937b99e99766f67b26e336. Chain 2 (Bitcoin): anchored in block 960288 (2026-07-30T17:41:38Z), 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/GBUM70803029.
St Mark Passion: 17: Chorale: Ich will hier bei dir stehen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd18d109ca75074a9525a6e9b7ac3df09ba6f92054d3cc537a69c1dbf5a914cf. 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/GBUM70803031.
St Mark Passion: 18. Aria (tenor): Mein Troster
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x537dfbeb3aee3f4a3e75e263563a04592dce3762cfeaa3ad09a9b19c21d85259. 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/GBUM70803032.
St Mark Passion: 23. Recitative (Evangelist & High Priest): Und der Hohepriester stund auf
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f91d4b68e8afa4aba2792961c643f0639cc5cbe23cdcfd761ffca054097c34d. 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/GBUM70803037.
St Mark Passion: 31. Recitative (Evangelist & Peter): Er aber fing an sich zu verfluchen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf44436506d1202cff6203ef86c97b04c4bf37afcac2660893471a5f660a5bc36. 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/GBUM70803045.
St Mark Passion: 32. Chorale: Herr, ich habe missgehandelt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7f7c43dab64373014d4767a1d9a461ecce021357b0e02524c165c78ecb78259. 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/GBUM70803046.
St Mark Passion: 33. Recitative (Evangelist, Pilate & Jesus): Und bald am Morgen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4438031d3568f98d1cae2750034cb2d4abcfaba425fc25aac38ec9159952e86. Chain 2 (Bitcoin): anchored in block 960354 (2026-07-31T05:48:18Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70803047.
St Mark Passion: 34. Chorale: Mir hat die Welt truglich gericht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2df3582161c5090011fee6548d5b96d8779408613ea33e86a6781c1731166651. 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/GBUM70803048.