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 0x8f5dce75eb8a0f75d73f74abbc99a0cc4ca7308c7432be2f2348db747a5bf48d. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c6990117-e698-4758-a00c-fb65aab1ae86.json and https://artists.proofprofile.net/proofs/artist/c6990117-e698-4758-a00c-fb65aab1ae86.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x4c356f61f2863da5adb80ccff780e8bd923925a37243cf3e91d164de2b916bb0. 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/HKI199205601.
Violin Sonata No. 3 in C Major, BWV 1005: III. Largo (arr. for guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91e5abee1e3cafb495be0cbabc5746be7770cda4892a1626d4cd90dbed123474. Chain 2 (Bitcoin): anchored in block 957055 (2026-07-21T22:54:59Z), 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/HKI199206511.
Herz und Mund und Tat und Leben, BWV 147: Jesu bleibet meine Freude (Jesu Joy of Man's Desiring) (arr. M. Hess)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1725c19f903f4e41738455a757220e0af05f97d29dd3342886af821f12025be2. 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/HKI199629322.
Christmas Oratorio, BWV 248, Part II: Sinfonia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f8d67161b464763d2ab7ebbf91bc014add56f5de3e6d05d5321a6cd432cb272. 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/HKI199908506.
Toccata, Adagio and Fugue in C Major, BWV 564: Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7924f6335e9cd5dd536c93eec9bac99d193872a4d08c7e65b07d4d02b0189e4. 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/HKI199628008.
Clavierbuchlein for Anna Magdalena Bach, Book 2, BWV Anh. 113-132: Minuet in G Major, BWV Anh. 114
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96875acc30a813d7d1d2bf5cce52a5bf1b6c287e4a9d45627255137c1169296a. 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/HKI199631111.
Anna Magdalena Notenbuch (Clavier-Buchlein III): Bist du bei mir, BWV 508 (attrib. G.H. Stolzel)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb9216ae57ab47c48da80475ad589df4097fa4e970956ccdef16a03a7fb6399f. 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/HKI199614102.
Concerto for Oboe and Violin in C Minor, BWV 1060: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14112dc01845ff1409463339744d746ac2a37287e13be2d3ea313f505fc54a5f. 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/HKI199910614.
Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74d7849c5630e7a5951e835b50288d51b8190fe14fe5def350baee19f39dc671. 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/HKI199911202.
Keyboard Concerto in D Minor, BWV 974 (after A. Marcello's Oboe Concerto) (arr. E. Voorhorst for guitar): Concerto in D Minor, BWV 974: II. Adagio (after Oboe Concerto by A. Marcello) (arr. f
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe32d7fae3368265a6b286a359dc15aca8a64d24290fc78e8202cb021a7506db2. 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/HKI190053009.
Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano (arr. for flute and harp)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcad70d8872f01100403c51aad6401a2bfb6a75d15b636aef54f0f64e0f069e82. 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/HKI199717611.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c356f61f2863da5adb80ccff780e8bd923925a37243cf3e91d164de2b916bb0. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/HKI199205601.
Concerto for 2 violins in D Minor, BWV 1043: Largo ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a5cb6f9704da25241f51e19768e8de39c7cb9b3d6bf2a4a2dc2824ad292befa. 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/HKI199207108.
Keyboard Concerto, BWV 974 (arr. for guitar): Harpsichord Concerto, BWV 974: Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe32d7fae3368265a6b286a359dc15aca8a64d24290fc78e8202cb021a7506db2. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/HKI190053009.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7924f6335e9cd5dd536c93eec9bac99d193872a4d08c7e65b07d4d02b0189e4. 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/HKI199628008.
Overture (Suite) No. 3 in D Major, BWV 1068: Suite No. 3 in D Major, BWV 1068: Air, "Air on a G String"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0382242ac8182259c2398d357dab3278520f46cf8576c8bc4bda5aefa7c5f8dd. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/HKI199911316.
St. Matthew Passion, BWV 244: Erbarme dich' mein Gott
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f050b0b91ae39a473713ca3842fc907eded7c41195862165b299b0fda8858a3. 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/HKI199205408.
Herz und Mund und Tat und Leben, BWV 147: Jesu, Joy of Man's Desiring (arr. for organ)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x380fe1607f86db05f8fd1c2750a6069f18b5c5d5184753285c47bcfc9664801f. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/HKI199628006.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafbf2f77e584b64fa72e9f4e1e5074d846d4e096ed15edb846d38918312c48a8. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/HKI199693302.
The Well-Tempered Clavier, Book 1: Prelude No. 1 in C Major, BWV 846
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5896afda42888f596b9a9417d7ed80caf86c25d2185946fccf4975bba5754f9. 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/HKI199627001.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d62e6ec7a6f2a3f3f34a4d17c2722fb05397c326068ed4168b6ee3a61c364c8. 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/HKI199717610.
Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5d4e6ccb8ba4fc44cc73fc1967a26c1223a73a3b3f8353d9986bea23e60f75e. 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/HKI199911106.
Was mir behagt, ist nur die muntre Jagd, BWV 208, "Hunt Cantata": Schafe konnen sicher weiden (arr. for organ)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8964baf67842f1e93bdc728cabf4759a54b54e67a3bb705848a667268a859ca2. 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/HKI199333914.
Sonata No. 3 for Violin and Harpsichord in E Major, BWV 1016: III. Adagio ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72688272a8937b490ed8769eee920905ff43b69162cbe457fc0f10fa3bf08178. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/HKI199910511.
Cello Suite No. 1 in G Major, BWV 1007: Prelude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ca84baa8763cbd2d39bf023a4c6131185ccd742f12dbfad1d1f7a09a59990d9. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/HKI190204501.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71303c0c80e25b3e282990fe59c6510d5e972dd3d65bebea6617c3139137ffbb. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), 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/HKI199205632.
Concerto in D Minor (after the Oboe Concerto by A. Marcello), BWV 974: Adagio (arr. E. Voorhorst)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe32d7fae3368265a6b286a359dc15aca8a64d24290fc78e8202cb021a7506db2. 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/HKI190053009.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d62e6ec7a6f2a3f3f34a4d17c2722fb05397c326068ed4168b6ee3a61c364c8. 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/HKI199717610.
Concerto in the Italian Style in F Major, BWV 971, "Italian Concerto": Italian Concerto in F Major, BWV 971: II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab17c9a4ff18ea5edaaeedecd2b1dafcb806868695e538cf77af7650ce40ddc2. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/HKI199194411.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaefbd107767f613fa63d04e6a4d2030b3609910674cd878d3742bedf3fb6b380. 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/HKI199204501.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0382242ac8182259c2398d357dab3278520f46cf8576c8bc4bda5aefa7c5f8dd. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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.
Concerto for 2 violins in D Minor, BWV 1043: Largo ma non tanto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1bef6e49db0a88e6fa2c172abafeb280696e86db1d07cbcdf91c32d4d36180d. 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/HKI199616810.
Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57be5227cbd643f28ef8cf5fa596b0d87c0cae64c1e08ebf6ca09645ecf3dd86. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), 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/HKI199608606.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cbe312a4f2c894ca55f5e85b4cd569d6b02acf835f61193b21089eefa2b8adf. 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/HKI199207910.
Violin Sonata No. 3 in C Major, BWV 1005: Largo (arr. N. Goluses)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cfa1838ce0f6179844a6a76198f7b603ca4e4d1a94ea25a2b8d21acae5bc6af. 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/HKI199616803.
Clavierbuchlein for Anna Magdalena Bach, Book 2, BWV Anh. 113-132: Minuet in G Major, Anh 114
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d8a383e9287b45edb1844132744bb40243bc5e66d9e9ff0c02bcd08e9eb8a3b. 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/HKI199392831.
Partita in A Minor, BWV 1013 (arr. E. Voorhorst for guitar): Bourree anglaise
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb2e56047eba4c220fe0cc9d7e76a098b9a00fdaeb5ab2dab780b79bacc12f8c. 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/HKI190053004.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d62e6ec7a6f2a3f3f34a4d17c2722fb05397c326068ed4168b6ee3a61c364c8. 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/HKI199717610.
Minuet in G Major (Attrib. J.S. Bach's BWV Anh. 114) in G Major: Minuet in G Major (Attrib. J.S. Bach's BWV Anh. 114)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d8a383e9287b45edb1844132744bb40243bc5e66d9e9ff0c02bcd08e9eb8a3b. 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/HKI199392831.
Cavatina (Die durch die Hölle gehen): Deer Hunter: Cavatina
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76e40783d078a11fbf923e47cc5f420f058801abbd09d9f311b8253c3d89dc4c. 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/HKI199648019.
Farewell to Stromness (arr. T. Walker for guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7249f6ee101837f4b8b10aa35b0419afa85750873bd4f060079f0afd78380f8b. 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/HKI190412006.
6 Schubertian Songs (arr. J. Mertz for guitar): Lob der Tranen (Praise of Tears), D. 711 (arr. J.K. Mertz for guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcd8f05b13d0b45aa23c87a33e21e467c66030946a1d3d5f520e8381b0f0a672. 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/HKI199294512.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8ada868a6fa92b40739e7cd1227a170dc67833b09458aed48be6ea26c5d9cbb. 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/HKI199236005.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc634924da925c3fef28c8ee5b8c375ee8e91833c1c5168557daf81dbd88ff8b0. 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/HKI199201222.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ccd9fe4e0177060d9032cfb8bb6e3c112ad3c837c87dfc41ed0192b449d2d15. 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/HKI199201225.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd33bbf72a045fa855a13ba55cfb79a5ee9e4143ce0c5e170e91ef2bde4e52bb. 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/HKI199201226.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36ec20c29a6782fd2c1214a95c68744a6c99ade4228a290b484f975f0f93e0c0. 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/HKI190931805.
Lieder ohne Worte (Songs without Words), Book 4, Op. 53: Song without Words, Op. 53, No. 4 (arr. G. Garcia for guitar)
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Violin Sonata No. 1 in G Minor, BWV 1001 (arr. E. Voorhorst for guitar): Sonata in G Minor, BWV 1001: III. Siciliana (arr. E. Voorhorst for guitar)
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Chorale-Prelude "Jesu bleibet meine Freude", BWV 147
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Pièces de Clavecin, Book 2, Ordre VI: No. 5, Les Baricades Mistérieuses - Arr. Enno Voorhorst
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0a2bc3b2a419860de617d4e624a60d21b969b919422c9853eea4b210570a9b2. 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/NLY331904382.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1330ebc51b4299a692f0d7d76a4ffd4e68f6babafeb2ba58db396efe6a733a82. 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/NLY331904392.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b8d78ef59f3a64ed8483ff8eae1e952c4bb5831c6f0944713da78c8d4d7f5f0. 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/NLP731866011.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca9fe95de5712a7b0dc47569ac83a9d8d18b1ca8c11901a21ea2bd629b9a61b8. 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/NLP731760003.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9acf614d449ef1aaee847704c5006d56ed23579ec6e75295c02299bc5a34fb03. 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/NLB151300680.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb985d5947bfea07d00945e1e50cac6e3aadf12007daf22f92fb91ebb2f7f8a4. 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/NLB151300682.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5bb660b2c0c35743f0dae013218fb4b4180fa3b809c83d4f22d34f3e37f332f. 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/NLB151300691.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x840896b904ab1acf50d42498476bb8d43fcd14f597eea9649ba1501ab58f4842. 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/NLB151300692.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc25d98099e566796cd8f2ed6c88ada1761bd877af484e212f2add9040d90196e. 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/NLB151300695.
Pièces de Clavecin, Book 2, Ordre VI: No. 5, Les baricades mistérieuses (Arr. Enno Voorhorst)
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Manuel Maria Ponce: The Chambermusic Works with Guitar
Bach: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air (Arrangement for Guitar)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4185f3a6a833d2f6f5876f9478405b56314d1484dcd7e41b0ba18a2e5d72155c. 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/HKI190128502.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5849904b35eb4b9ca6999ea8347bc30fc061e521a3fbd8fda5c2a00e661f1618. 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/HKI190128504.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26f084ab77c7cd5ed0bc70d0a78dcbb231f9c0d010b1ec3d3c5d4eebf48a4816. 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/HKI190128505.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7049d196760b35bd2cbebfc302faa8b44532990fef323622981c40eb2ab15e56. 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/HKI190128506.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8845e47346772501899c399e143ad9e048f7a20158ff6aa22e5fd6a33372838a. 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/HKI190128507.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90888da9cd35c5bde54b64208cfc78dd747305102006e17ac8b1a4eb77971eed. 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/HKI190128509.
El sueno de la munequita: El Sueno de la Munequita
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Stefan Soewandi: Dewa, Guitarworks Vol. 2