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 0xf80917799a11e42a648ec382a5aaacefe1439a376d099612ac7d2b1e6c528530. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7748e478-de0a-4254-82c1-b843e45ba51f.json and https://artists.proofprofile.net/proofs/artist/7748e478-de0a-4254-82c1-b843e45ba51f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Weinen, Klagen, Sorgen, Zagen, BWV 12: Sinfonia
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 0x3f9a66c70d64eaf08f45069fb6a084a4ecabe63a1edd9550697c35ae847a28d5. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/DEU921242501.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee5bc5a7fa04295e2bc5e8de3c5e9962f88e15cfacb7a5e0afa51e1dd5eec5f6. 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/DEU921242502.
Weinen, Klagen, Sorgen, Zagen, BWV 12: Recitative: Wir mussen durch viel Trubsal (Alto)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8d40a2bf59d9f4ae92ca19cbe2d0954aeff1c0d7f83b2bc22f614764d7905f7. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:07:14Z), 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/DEU921242503.
Weinen, Klagen, Sorgen, Zagen, BWV 12: Aria: Kreuz und Krone sind verbunden (Alto)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38b9ca5eebf3660b437a25fb2cf1af4f7793ffefa5763ad6fc42c39d6132ce6c. 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/DEU921242504.
Weinen, Klagen, Sorgen, Zagen, BWV 12: Aria: Ich folge Christo nach (Bass)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x756f1710303a299f10cb35fa00873741da45701daa5fec2feddf93628e1224d4. 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/DEU921242505.
Weinen, Klagen, Sorgen, Zagen, BWV 12: Aria: Sei getreu (Tenor)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd2ee109b0a3671e8223cf7432a2c8a6f0707abc20479eb5011499af145be523. 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/DEU921242506.
Weinen, Klagen, Sorgen, Zagen, BWV 12: Was Gott tut (Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f2a7243781a0646b773de8a0a1c22d35585dc3925d45012a3b6f27d82e7eb68. 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/DEU921242507.
Herz und Mund und Tat und Leben (Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68586e3d7f55008498d22f6a7bb5ada95b2965a1f7a93815ca89a1bc436455fd. 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/DEU921242508.
Herz und Mund und Tat und Leben, BWV 147: Accompanied Recitative: Gebenedeiter Mund! (Tenor)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x804eebd56b8ba7e0817b1029b381eff50e2dec544eacebd350ea342213528fe1. 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/DEU921242509.
Herz und Mund und Tat und Leben, BWV 147: Aria: Schame dich, o Seele, nicht (Alto)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc8eb5d7c99cbe67d7e786023df451d83385caff7876c7e61c4f5a919b9e12f1. 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/DEU921242510.
Herz und Mund und Tat und Leben, BWV 147: Recitative: Verstockung kann Gewaltige verblenden (Bass)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d9fa3cc3a62c35436098ef07d96ca8a171b674ef0d5d993bb12331d95a3b08f. 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/DEU921242511.
Herz und Mund und Tat und Leben, BWV 147: Aria: Bereite dir, Jesu, noch itzo die Bahn (Soprano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf470de8683b7e8c0dd88c25ce357c5a01a496d0c197b4046223119c3834c73d. 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/DEU921242512.
Herz und Mund und Tat und Leben, BWV 147: Wohl mir, dass ich Jesum habe (Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc220d69da66bb171b39a10e070637d9e56a46c37746f40819b55e9f1591e3ad. 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/DEU921242513.
Herz und Mund und Tat und Leben, BWV 147: Aria: Hilf, Jesu, hilf, dass ich auch dich bekenne (Tenor)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37f5ecef848aff72b5b1508b1314872a0d63b7bd880aea819715c1ba0758eaf2. 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/DEU921242514.
Herz und Mund und Tat und Leben, BWV 147: Recitative: Der hochsten Allmacht Wunderhand (Alto)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84ab59590c2d89e0fbb8cf0620450e5e8477fd4d14a70a332c1ced6257ca631c. 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/DEU921242515.
Herz und Mund und Tat und Leben, BWV 147: Aria: Ich will von Jesu Wundern singen (Bass)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e009662e5e34e33e96bd552dcc92802b707cd6ef28eba6f1bb7cfb8bbf67a05. 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/DEU921242516.
Herz und Mund und Tat und Leben, BWV 147: Jesus bleibet meine Freude (Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1ca7b947db7e41f6d57c3f6af49aa099c03157f658f6a2592365fdea0bc4793. 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/DEU921242517.
J.S. Bach: Magnificat, BWV 243 - Helmschrott: Lumen
Mayr: Stabat mater in F Minor, Eja mater in F Major & Ave maris stella in G Major
Kerll, J.C.: Missa Nigra / Delectus / Laudate Pueri
400 Jahre Marianische Männerkongregation - Festmusik in der Bürgersaalkirche München
Herz und Mund und Tat und Leben, BWV 147: Chorale. Jesus bleibet meine Freude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x566ae1b5bc095cedaa144a7807fcfe0614423f7dc24816da7571a4678301a6c8. 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/HKI199207618.
Cello Suite No. 1 in G Major, BWV 1007: I. Prelude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe74d69aa25b7dfef36059cb37cba6eed97e66028d717ed6fef111ad2360517bb. 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/HKI190446501.
Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33a15593629171d65dfe5fc9b7a3bb5bb39cd35f703e185f084dc2f5724fe4e1. 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/HKI199206114.
Magnificat in D Major, BWV 243: I. Magnificat
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbcc03ef744b694b6bc84b93e72c89e5b56c0cf26968a5b99fc05f6bc3ced4ddd. 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/HKI191822801.
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
Madrigali: Vokalmusik von Max Beckschäfer
Ritratto di Pontormo: Venerdì cominciò a essere fredo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d3587a1ef3baf19656e970272853b640ecfd7da8f6915d50d11d2091652106d. 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/DET901644431.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f88da3ae38bf22bd34cff0e3fd549c75fc0728197b13aa5fa1270e032b5b423. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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/HKI199279608.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0382242ac8182259c2398d357dab3278520f46cf8576c8bc4bda5aefa7c5f8dd. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/HKI199911316.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80b28d9cf94aaa6cdcf246399346e5cf499474bb0f2691c604125b2c199081cb. 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/HKI199911315.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61f42d14a093c37d49567a9dd8e5237fdf704d9a83a992aa444df60420eda019. 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/HKI199911108.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb28ab8663b85194a6e66a47c13f3ecdd7a5bc1bb270e0386982f2ef2d4e242db. 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/HKI199628007.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89469c73532f25f2bfd0ccb8f6b274ac9ac4634980ae84e1394a269be86295f0. 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/HKI199279622.
Was mir behagt, ist nur die muntre Jagd, BWV 208, "Hunt Cantata": Aria. Schafe konnen sicher weiden
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7fe4eabd25b0dfd5ad73b7f339bb92a582b275c2205fc282acb17857dd17591. 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/HKI199207514.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa32bbb58792c8663030cce3d89cab3885ca3741c2f1293dcd5f88f3ecf64eba3. 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/HKI190782101.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b94df7f6962cdfccfa1ae6393dfd9a32048c43ef430db54929d8f60304833b0. 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/HKI199608717.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bec0a4a4f81e9dc6e5f048eae088992e800af0f1d3153c54627d8049aa35896. 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/HKI199279617.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x347c8b216520212d8b55a2b02cfcecca6cc7d51c51274e3aa1f5924beb00fdd1. 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/HKI199628001.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb67feebe2853eb7f5f18f40d92472f678eb083bfcb00153196b57cff37c5667. 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/HKI199911107.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x533189d8546ba0d005f52632baa728a55755f638727f4da5eaf4d873594d8ade. 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/HKI199911313.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce72e23ec6d949bd647f1213e068d2b004b7d67e85e8bb9b75699efe6ab649a9. 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/HKI199910701.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39f06aa42c4f9e81eee08a2a903dcfa14e04be5a2afd3626b91684e132007e34. 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/HKI199506705.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa188f0f53b4ea00d41a20824c11300879316fd9e5c093a3a566eef9ab7dffc05. 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/HKI190782105.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74d7849c5630e7a5951e835b50288d51b8190fe14fe5def350baee19f39dc671. 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/HKI199911202.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa33ddb594585d5e5e97ab857934353254ac8d6a956904bfaf3a2d4c963a8a5b4. 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/HKI190782113.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x913af9be594b9e8d88495e0164fce62a969ec98724f69f38cf78545896dc930f. 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/HKI199911110.