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 0x85e23f291ae0422478e03a6d70abb2e06bde0bfd7d6ac7f62ded7510f4a3aadb. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9369ad67-cbc5-41ae-b686-25b329ec8fd2.json and https://artists.proofprofile.net/proofs/artist/9369ad67-cbc5-41ae-b686-25b329ec8fd2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Die Zauberflöte, K. 620 / Erster Aufzug: "Wie stark ist nicht dein Zauberton"
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 0xdb969255366c496beb020d848d8b1d9015222289b50588ab4e6fed58e252bceb. 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/DEF056430627.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51033449a251d60fb08f74c26c1b2e6ec81021347ba8059d2fcbdaad663fcedc. 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/DEF066506640.
Orchestral Music - Manner, F. / Spohr, L. / Labitzky, J. / Kruttner, T. / Smetana, B. / Hoch, T.
Fritz Wunderlich - Und es blitzten die Sterne
Midnight Lounge - Chill Out Classics and Meditation
Giuditta: Freunde, das Leben ist lebenswert
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec41d25ff32191fa9f164f0b6791030fed9a249d3ad4a41acd73278179a2c123. 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/HKI191525002.
Die Zauberflöte, K. 620 / Zweiter Aufzug: "Tamino mein! O welch ein Glück!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe33e9994317506ba98b7c4ec46ae5735a81ebf782c4a10d780025c0b516f945d. 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/DEF056430647.
Wilhelm Strienz singt und bekannte Orchester spielen Lieder und Melodien von Werner Bochmann, Vol. 3 (1938-1958)
Die Csardasfurstin (The Gypsy Princess), Act II: Duet: Tanzen mochte ich
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5baf890912e3e068ac71483de1e52b516f11d66ca36e743d9107dcd72a273d64. 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/DEAD61402501.
Der Vetter aus Dingsda, Act I: Ich bin nur ein armer Wandergesell
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97a8aaed1da2bc463c94cb114e2899a62e788da05eda950e43487024ae85dcde. 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/DEAD61402503.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb5dcdad3e9f7e6bff6839dde9e60268a21743103257c0356af336d2270c6709. 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/DEAD61402504.
Die Csardasfurstin (The Gypsy Princess), Act II: Machen wir's den Schwalben nach
Northwest German Radio Symphony Orchestra
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedc24961964a5ec56a682ae1b55686614ca8afd43f9728350e2bb78dd08e2a58. 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/DEAD61402505.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26a207b41ccb4dcf331aa5f58f12389704793bb634def3673d99661eef83c309. 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/DEAT71208827.
Wunderlich, Fritz: Legend (The) - Arias, Opera and Operetta Scenes and Songs
Kein schöner Land - Die schönsten Volkslieder unserer Heimat
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07f786a3e726ae5e22c0836c784143ddb6b8a760cfe4dc4aa3f397de41364e97. 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/DEN120501147.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16212fb385c0ea284637474b5d80ad31a6b0f57531f3c6d9c01b73d5fd7d71b2. 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/NLA509202704.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5002c333dbda8df312a817c472eda53be635ca79e1e3eff5321f86d25806257c. 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/DEF076709170.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31b78bb0b6d98961d69169f2d36d259d6a4998038cf3b1edf543626453cbeb46. 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/DEF066100790.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff966f95e7e64b14efbc3dd1afe1b501d9ee99429bd51d4c38d139384dc0f2c1. 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/DEF066511230.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9b0b1c92805a4d61db4de765d79ff627e2c9cde94521cc4afecf18776d84274. 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/DEF067406070.
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
Mackeben: The Original Motion Picture Scores
Kostbarkeiten populärer Klassik (Vol. 2)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a251a95df718846286c3d42743604c233bc12badd4db01b6c3daa801189e2c0. 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/DEA769913103.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdebb53d6b3c1e97cc063601c99438deec566ddafddd03dc4a3c11b460640af73. 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/DEA769913110.
Rundfunkorchester des Südwestfunks Kaiserslautern
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x477c600fee5fd7f6f857e5cd75e20c446fcdec5270020296e10820f6dfd692a7. Chain 2 (Bitcoin): anchored in block 959152 (2026-07-22T19:10:05Z), 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/DEA769801520.
Schwanengesang, D. 957: 4. Ständchen "Leise flehen meine Lieder" (Arr. for String Orchestra)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd289dee484678f9d51134bc0b50cb0f953d479a486660c4fb82f58c58ddc159. 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/DELV41702584.
Songs without Words, Op. 30: VI. Allegretto tranquillo "Venetian Boat Song"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8dcc7ec848f437b7c472e215336ba481f8675e52b5dfa22f0eaf721a080948c. 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/DELV41702587.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2aac6bc6236bdaf3262c657b3950800393842aa60f668ae821fd1badb424b914. 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/DELV41701940.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38eb3223114cb48e90a4c1fae82e1915d4a787536831ef2a95203f9554db15d5. 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/DER411081041.
Millöcker: Der Feldprediger (Querschnitt)
Vocal Recital: Wunderlich, Fritz - Kaiser, E. / Georgy-Engelhardt, G. / Katt, M. / Hasenpflug, C. / Berner, H. / Kowalski, L. (1953-1956)
Fritz Wunderlich - The 50 Greatest Tracks
Die Zauberflöte, K. 620, Act I: No. 3, Dies Bildnis ist bezaubernd schön
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03a5d91ad6344c5e9027153f2e3865c629d0f332951bfe978f774e0d49978d34. 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/DEF056430604.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65abef471f8f25f423e2c7cccbca06adf3bc2ce86ee0d49f8e65f5635b01fd90. Chain 2 (Bitcoin): anchored in block 960209 (2026-07-30T05:15:54Z), 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/USA561010595.
Strauss: Das Spitzentuch der Königin (Querschnitt)
Singers of the Century: Fritz Wunderlich, Vol. 1 / The Earliest Radio Performances 1954-1962: Operetta Songs and Scenes
Emmerich Smola & Ingeborg Hallstein / Höhepunkte 1961 - 1972
The Original Motion Pictures Scores: Franz Grothe
Künneke: Piano Concerto No. 1 in A-Flat Major, Op. 36 / Mendelssohn: Serenade and Allegro giocoso, Op. 43, MWV O 12; Capriccio brillant, Op. 22, MWV O 8
Concerto for Harmonica and Orchestra: I. Allegro moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1879fed121af5810455131d9baa798cbb88710363f48667db593f307bf4329ef. 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/GBLWD9314207.
Concerto for Harmonica and Orchestra: II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5448aba08add0c258a4b1e0523dc89b929455c817110290bce3679b62ff65acb. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD9314208.
Künneke: Piano Concerto No. 1 in A-Flat Major, Op. 36: II. Moderato
Faszination Musik: Highlights from the SWR Faszination Musik Programme 2001
Dichterliebe, Op. 48: I. Im wunderschönen Monat Mai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a743935eb8b88cb4de2f257eb28e009b17296695e6b8024e6466104858925e5. 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/DEF056530801.
Wir Entdecken Komponisten: Johannes Brahms – Das Genie aus dem Gängeviertel
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x262b7ef6b372d208c5985b2a33b6b630366cb9a845498ef7c53522938e976f5a. 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/DEF058231620.
Mitglieder des Graunke Symphonie-Orchesters
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8435d64ff6092572ce5180c06faded42ffb43066f3fe25e145be9841d365dc93. 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/DEF058231621.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b938fe0c3bc775cf44927b9011fc77b2e975a3eef2968a2fbacdc17e894bb0b. 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/DEF058231622.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d439145568d1c252a0dde0be016a66a98876185f591c46089b229881068f5c7. 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/DEF058231628.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x741e53d4acfd4ff7c62f233318fdadfc400d25aaaa7767f17448d0e048676dd1. 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/DEF058231629.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93105295bdc76c00b5c55e26039769ccb856250a6135306debe820efc7c13969. 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/DEF058231630.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x999ae13978d0f4a046653a88cc9a23e5918c2be0a776c76aee75d40640df6821. 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/DEF058231631.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0997cbfc260d18e729ef7ddeba88fc24d17b2f1e3a5422d5e5cc34de12eb5d74. 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/DEF058231832.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4554d574b002ea94a377f1e9b4a0fc3e67ad858ae25ab9ff00dd3e393a474f30. 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/DEF058231634.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2eb0fa865b521e9c8a016be494227a11af7dca2dcd77d363d4bdc9c07c01f65e. 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/DEF058231637.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1aebb3faf273d0f3353c54db37a87791f1297776b2bca14b011f81dda6655a7c. 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/DEE701703794.
Kullertränenknüller for 3 Horns and Orchestra
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf1886b8e860981b0087936a47510846e548f79fa2a0a284775a329e675d447a. 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/DEE701703795.
Radio-Lieblinge - Das Hörer-Wunschkonzert
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b6d837352a894d064aaf581fa710ed123ca64da3fab9afd9c653dab760b7302. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/DEF067416650.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabf3a0147ef0f656ac348e422f0b594ca1e375e3d43ced9dcd33504220b4602e. Chain 2 (Bitcoin): anchored in block 957020 (2026-07-07T09:18:01Z), 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/DEF067406100.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5de838bf43e174e4c4df52814b7ed94a4de3a447cc9a7f721eac266bbef34729. 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/DEF067702870.