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 0xc30c488dd71c182fb308116198e861ba559268122403bbbcf5fab905b43e5cd3. Chain 2 (Bitcoin): anchored in block 954729 (2026-06-21T18:16:07Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fcfb17b7-b1fe-4b42-b483-3c3cddf098fc.json and https://artists.proofprofile.net/proofs/artist/fcfb17b7-b1fe-4b42-b483-3c3cddf098fc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Christmas Oratorio, BWV 248: Jauchzet, frohlocket, auf, preiset die Tage! (Chorus)
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 0xec6ff988e6a8009e568708af0dd5c3c4f790421503efda155ed2965f9b28c675. 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/HKI199207901.
Passionsoratorium, BWV Anh. 169, Pt. I: No. 17, Aria, "Aus Liebe will ich alles dulden" (Jesus)
Passionsoratorium, BWV Anh. 169, Pt. I: No. 1, Choral, "O Mensch, bewein deine Sünde groß" (Chor)
Bach: Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik)
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 1. Choral, "O Mensch, bewein deine Sünde groß" (Chor)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb914902eb32297dc21613b09823171bf60c97c11c8cf0f2a97461ea5eaf48f9e. 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/BEE022415201.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 2. Recitativ, "Am Abend, der vor Ostern war" (Evangelist)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f66c898bf4d923dbd56b49a39eb86e00fb539da1b7f1a73d0ceaf0bd5560c21. 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/BEE022415202.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 3. Aria, "Ach! Wie meint es Jesus gut" (Johannes)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x293d3799884729a1e0ea3c4e238b3dc419ba32e617af5efb4d495a0edfed6ac4. 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/BEE022415203.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 12. Recitativ, "Zwar Petrus blieb von weiten" (Evangelist)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bcbab5ba0bd1969700972720481340f9ecc6543cdf5d12974a64b43a95ba5e5. 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/BEE022415212.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 13. Aria I, "Ihr seht mich an, ihr starren Augen" (Petrus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5642350239677782fe9b36f8865a613ad42f92f0f57d4a896ff228bc9f77364a. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEE022415213.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. II: No. 20. Aria, "Kommt heraus, und geht vorüber" (Zion)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x083fc818d476fa38ad332f346f132c9e92d71479bd66819c7535e66a023ee2b5. 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/BEE022415220.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. II: No. 21. Recitativ, "Wie sieht dein Haar" (Zion)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8465ba2ca5429b1523e048856fbe246fdc3a60a17670a2268070bb66745c8042. 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/BEE022415221.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. II: No. 30. Aria, "Es ist vollbracht" (Seele)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f2363ccf9b6108c151cef238f211e1f283adc07ac46af222d29c6aca905bce9. 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/BEE022415230.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. II: No. 33. Choral, "Was schadet mir des Todes Gift" (Chor)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85c37b24d234d2f38e62d17d398e8325c967157b247d9d58b1b1982ddbb1135e. 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/BEE022415233.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 5. Recitativ, "Schau hier, mein Herz" (Seele)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b6292b375d2510729e5313028dbc31c6d074d921daba11c1298ee2237ff555b. 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/BEE022415205.
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
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 6. Aria, "Rolle doch nicht auf die Erde" (Seele)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bbb9046da60527ab0c4ad548c877e6ed57747ff39d90bc4729d3e9ff2471e85. 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/BEE022415206.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 8. Aria, "Verdammter Verräter, wo hast du dein Herze" (Petrus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb6237d9d4d152f2d405eb9aa369a350972dd6821557b1c9170fc9b1c3f0d1ff. 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/BEE022415208.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 10. Recitativ, "Philister! Philister über dir" (Seele)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7273eb68a2cc97ea23e759e902948e6f10769ddb176129580415a3bfc3b43235. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEE022415210.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 11. Choral, "Ich will hier bei dir stehen" (Chor)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94f42508fa3fd3452e5a6ea922e576a49e3452a19b18be727de8c6cf4c4d5a41. 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/BEE022415211.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 15. Aria II, "Ich flehe dich um meiner Zähren" (Petrus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cb726068bcf65cc466667c0e6f6a96cd18630d4ace02b88eef69a158bf0f4e4. 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/BEE022415215.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 17. Aria, "Aus Liebe will ich alles dulden" (Jesus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ac02ae6e633a2b0f96028fe3abecea5855667ad0846f6df2245507145ee4481. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEE022415217.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 19. Choral, "Dein Backenstreich und Ruten frisch" (Chor)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecd321ed594f82add68c086985d23039cd007502bfc0e14582aae0c10504f1d1. 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/BEE022415219.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. II: No. 22. Recitativ, "Doch dieses nicht genung" (Evangelist)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9daf15c5ada8a1d609a8aa0dd117807eb0f9fae3d5ff746dd65ef957312a882. 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/BEE022415222.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. II: No. 23. Aria, "Brechet mir doch nicht das Herz" (Jesus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c65dec34aea70e1f8fe4a7310971da75bef2b130f9c6c30afecbd1a7381c927. 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/BEE022415223.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. II: No. 25. Choral, "Wein! Ach, wein jetzt um die Wette" (Chor)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5cd8a813a5b02475d8a13e4ed3aac650feb0f9606abde23066037dfb51cbc1a. 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/BEE022415225.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. II: No. 27. Aria, "Nimm es nicht, mein ander Leben" (Seele)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e7ec4dd507edff58908ac80050864fd2f0f2cf961447dbf9a62b0ecb6ef624f. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/BEE022415227.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. II: No. 32. Chor, "Wir setzen uns bei deinem Grabe nieder"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb83997fe0acc51018a56748cee7ef779199199760bb6c89a8452fa0caab247d2. Chain 2 (Bitcoin): anchored in block 960487 (2026-08-01T00:15:43Z), 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/BEE022415232.
Passionsoratorium, BWV Anh. 169 (Reconstructed by Alexander Grychtolik), Pt. I: No. 1. Aria, "Sammelt euch, getreue Seelen" (Zion) - Alternative Opening Movement According to Picander’s Libre
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b9d079f9f139c728515c8daab76e3c0bdfd1f25720e3bee18c57416e8b783c9. 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/BEE022415234.
CLASSIC TUNES - BAROQUE composers, vol.1