1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 0xbadf473b25c1fd9a3bc1f0f9a095ecc3e5cad33221587679845cebf1a214a5e0. 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/0c6f8187-369c-42ca-85f0-3d0d080d70ed.json and https://artists.proofprofile.net/proofs/artist/0c6f8187-369c-42ca-85f0-3d0d080d70ed.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc59a31515e74d5470b1852285b6273ef5a5b08fe065dc376a4a6227393330684. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2EiU8oSviaYbxaFW16lLRE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2EiU8oSviaYbxaFW16lLRE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x005cc9988b9197fc0704ada7a2406afe3ab4e76ed0670bd1933aa955f2af3649. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6xZhmVEVHAHWCh745gu2xk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xZhmVEVHAHWCh745gu2xk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0d5c5cfb14c76022820a8b7c398adb89a0811d478725e3ed6aed8e9b6e8cc06. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2AGogOo2HUyVPggjXd1bYF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2AGogOo2HUyVPggjXd1bYF.
{"copyright_id":"0xafef586f54fe88c3884d1406a892e962b1a939e1e8afcf5270b9ea55f89c5d6b","isrc":"ARG990900993","name":"Las Flores Salvajes","registered_at":"2026-06-07T03:47:12Z","spotify_id":"1t1yNQeD5KYsMesJniECMl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafef586f54fe88c3884d1406a892e962b1a939e1e8afcf5270b9ea55f89c5d6b. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1t1yNQeD5KYsMesJniECMl.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1t1yNQeD5KYsMesJniECMl.
{"copyright_id":"0xd9ccbcfd295793b2fb037a92f98a23d30fdba929d9ce4081c288713f8a4a4db9","isrc":"ARG990900994","name":"Balada Para Adeline","registered_at":"2026-06-06T06:32:26Z","spotify_id":"5KvcGAUFV7U4Gv4VUrySJm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9ccbcfd295793b2fb037a92f98a23d30fdba929d9ce4081c288713f8a4a4db9. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5KvcGAUFV7U4Gv4VUrySJm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5KvcGAUFV7U4Gv4VUrySJm.
{"copyright_id":"0xdab6f8fa3c2c734203cd09a2ed60ae5a5bc8b555f7e8a629d35dd393cb2ad962","isrc":"ARG990900995","name":"La Vida Color De Rosa","registered_at":"2026-06-07T15:43:14Z","spotify_id":"64RqQ7fbIaQa3m40Ldk854","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdab6f8fa3c2c734203cd09a2ed60ae5a5bc8b555f7e8a629d35dd393cb2ad962. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/64RqQ7fbIaQa3m40Ldk854.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/64RqQ7fbIaQa3m40Ldk854.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60e286922a348daeaa2731476dfbf41a9d060c981fc920c1154ba2596d7c7e9f. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4vbpZcq2I1Q52hkKQRMUwc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4vbpZcq2I1Q52hkKQRMUwc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1607513815f8ffd6482ee16f77b8a195f272224ae2030ffc7405cdc9c8a655c. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5AZX7XmS3GSeCfoChiwHfO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5AZX7XmS3GSeCfoChiwHfO.
{"copyright_id":"0x98866118ea217ce42eeffd734ad7c2cbc53d03d492db0701add036a1c773f3a5","isrc":"ARG990900998","name":"Sueño De Amor","registered_at":"2026-06-04T15:28:42Z","spotify_id":"6CsKnwlpLtTM7g4xtwvcqG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98866118ea217ce42eeffd734ad7c2cbc53d03d492db0701add036a1c773f3a5. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6CsKnwlpLtTM7g4xtwvcqG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6CsKnwlpLtTM7g4xtwvcqG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94f0665608e2e41cc9cf04ef3de45f2b04793f55d4fdf750dd2e7fc057a3da71. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Dyn7CnxrDJtGNMJZ2RYfe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Dyn7CnxrDJtGNMJZ2RYfe.
{"copyright_id":"0x470c4e7f4c5e7ba3b15ca5e058589e2a6a3c4552223e60ce100778cd37cfbd61","isrc":"ARG990901000","name":"Melodía De Dolannes","registered_at":"2026-06-06T08:37:05Z","spotify_id":"15GIHRXNHqJWJYQ6Rmiczz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x470c4e7f4c5e7ba3b15ca5e058589e2a6a3c4552223e60ce100778cd37cfbd61. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/15GIHRXNHqJWJYQ6Rmiczz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/15GIHRXNHqJWJYQ6Rmiczz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed2cebe6876654045de37fc9b33ac3738854f374adc9ab9227fb76cfa6165681. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1vZERy3wxg9vDW706DpKnJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vZERy3wxg9vDW706DpKnJ.
{"copyright_id":"0xae4aa3f49f303f7087ff2fe6a3882c6a7ecd25e5fe9d9572097dbc9ced67379a","isrc":"ARG990901002","name":"Himno De Alegría","registered_at":"2026-06-05T23:44:47Z","spotify_id":"4oK6YB0fWpiv5PREIdTvjX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae4aa3f49f303f7087ff2fe6a3882c6a7ecd25e5fe9d9572097dbc9ced67379a. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4oK6YB0fWpiv5PREIdTvjX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4oK6YB0fWpiv5PREIdTvjX.
{"copyright_id":"0xc4196ae6d53be693a911df5391171ee6a3082147a5aba3e064f3b78f41dc01ee","isrc":"FR08F8500440","name":"Für Elise - with The R.P.O.","registered_at":"2026-06-05T16:47:18Z","spotify_id":"2Z9wGkeZXFPSILBJktJ5lc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4196ae6d53be693a911df5391171ee6a3082147a5aba3e064f3b78f41dc01ee. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Z9wGkeZXFPSILBJktJ5lc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Z9wGkeZXFPSILBJktJ5lc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8687a645c6a61c267562ea670ee19ea39ced45377ee19f91b63fc58655dbdf0. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3qWqELwJa162lOiy9NNTI9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qWqELwJa162lOiy9NNTI9.
{"copyright_id":"0xbbc454bce4be198ffa4fcbbb7504b170c94c266f93f416199fb8fb97d5510ebe","isrc":"FR08F8000180","name":"Ave Maria - Gounod","registered_at":"2026-06-21T02:09:58Z","spotify_id":"0yWTWKmntNPfouWSjijYwm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbc454bce4be198ffa4fcbbb7504b170c94c266f93f416199fb8fb97d5510ebe. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0yWTWKmntNPfouWSjijYwm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yWTWKmntNPfouWSjijYwm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba1a1ef7c635ca53df1184ce923ba277a73258fa0066cb43271b54fe8508f62d. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5EdB52E56BpmejdXLKNWiD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5EdB52E56BpmejdXLKNWiD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe73388dfab62f778b1401272e5f3979c564364bab6570fac7eeb4d564e0388a4. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1r323xLrv1RkUa5NfAKQUa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1r323xLrv1RkUa5NfAKQUa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd48f3e175cc58c729abf42d7ee003ea6cc796ac7b1f0df6df1c118b4000f07e1. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/51d4lJ0ujPcWJKMjgl9XB3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/51d4lJ0ujPcWJKMjgl9XB3.
{"copyright_id":"0x5f4d18b708736d19f22cda311081148fea1dc53c96759c4bf821221a99eebf7b","isrc":"FR08F8000390","name":"Valse des adieux - Orchestral Version","registered_at":"2026-06-23T06:19:53Z","spotify_id":"5a71npmNRLzt6x9gQVgGMg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f4d18b708736d19f22cda311081148fea1dc53c96759c4bf821221a99eebf7b. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5a71npmNRLzt6x9gQVgGMg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5a71npmNRLzt6x9gQVgGMg.
{"copyright_id":"0x093f3f58024a40cf18210296e343ad85017634c1fd90f05838abb344e33aabae","isrc":"FR08F8000370","name":"Reveries - Orchestral Version","registered_at":"2026-06-25T20:54:22Z","spotify_id":"1DgYHBIhHaBB7eVBv0UOU2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x093f3f58024a40cf18210296e343ad85017634c1fd90f05838abb344e33aabae. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1DgYHBIhHaBB7eVBv0UOU2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1DgYHBIhHaBB7eVBv0UOU2.
{"copyright_id":"0x0cec23c8c34293a954f91817f5fd196d4e48df686bd4f6ea44fa160cfaca90a2","isrc":"FR08F8300380","name":"Blue Rondo à la Turk - Piano Solo","registered_at":"2026-06-25T20:54:49Z","spotify_id":"1rij34vFOXIWwBoJLHTLmM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0cec23c8c34293a954f91817f5fd196d4e48df686bd4f6ea44fa160cfaca90a2. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1rij34vFOXIWwBoJLHTLmM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1rij34vFOXIWwBoJLHTLmM.
{"copyright_id":"0x4f143ee0dc187b631b27f2bd17181032ab205dc4f0fa2973c6cfd8c55f0e7d2b","isrc":"FR08F8100240","name":"Concerto pour une jeune fille","registered_at":"2026-06-22T00:38:54Z","spotify_id":"6hwyHpDl30oFbQ60k70zBr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f143ee0dc187b631b27f2bd17181032ab205dc4f0fa2973c6cfd8c55f0e7d2b. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6hwyHpDl30oFbQ60k70zBr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6hwyHpDl30oFbQ60k70zBr.
{"copyright_id":"0xedf63dfe405b5060343f4fde697f199b3d8ebc2e8d2a808051c38fe6126bfbc5","isrc":"FR08F8100710","name":"Souvenirs d'enfance","registered_at":"2026-06-22T06:50:22Z","spotify_id":"7npG9FwkK2WT9mMTz1ld6B","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedf63dfe405b5060343f4fde697f199b3d8ebc2e8d2a808051c38fe6126bfbc5. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7npG9FwkK2WT9mMTz1ld6B.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7npG9FwkK2WT9mMTz1ld6B.
Les derniers jours d'Anastasia Kemsky - Piano Solo
{"copyright_id":"0x5bb8d8e6543d103598fbb9320e0d6dfd1e8ad17b2029aa9721dee73640cb26ee","isrc":"FR08F8200200","name":"Les derniers jours d'Anastasia Kemsky - Piano Solo","registered_at":"2026-06-25T20:53:56Z","spotify_id":"0Fw3FN1pZokwYqKwYyOYgH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bb8d8e6543d103598fbb9320e0d6dfd1e8ad17b2029aa9721dee73640cb26ee. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Fw3FN1pZokwYqKwYyOYgH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Fw3FN1pZokwYqKwYyOYgH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1463e20a2fef3568b035287bdfe04a2f4127891d972ee3efd2d16334df44b33. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4Es4ilx4T3NmFyL0hnBd3Z.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Es4ilx4T3NmFyL0hnBd3Z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda98d2cb69c07077991166e1e74ed2529ea3f2252a19ec74678627bc1f713100. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3y1r5rlAYUTWBYYSuFYEht.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3y1r5rlAYUTWBYYSuFYEht.
{"copyright_id":"0x042fd63a32aeecfe4fbc15a4be9dcd82330ea96f2bb1d4aec11e7c0700d23dd4","isrc":"FR08F8500750","name":"Mon père (Sonate no. 2)","registered_at":"2026-06-20T06:00:53Z","spotify_id":"4epc2ZaubTPBpU1UAztrYP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x042fd63a32aeecfe4fbc15a4be9dcd82330ea96f2bb1d4aec11e7c0700d23dd4. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4epc2ZaubTPBpU1UAztrYP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4epc2ZaubTPBpU1UAztrYP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd97f975c77d026e57c7443a813ed1f51fe45ccdba0ca4015de97cf14b732009d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0oRNEMhkJR1kpPMqCItZuD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0oRNEMhkJR1kpPMqCItZuD.
{"copyright_id":"0x32a963a8bcec7d847e1f8e0490c165dbf8c5bcb946d2c4a580664899c73c27ae","isrc":"FR08F8500820","name":"La petite etoile (Sonate no. 9)","registered_at":"2026-06-21T02:20:21Z","spotify_id":"356yz9EPPwV2LXGhHm9pfl","type":"track"}
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Ballade pour Adeline - Piano et orchestre
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Study Smart: 30 Classical Hits to Keep You Focused
Spring (Concerto No. 1 from The Four Seasons)
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Rondeau (Theme from Masterpiece Theater)
Musetta's Waltz (Excerpt from La Boheme)
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Music for Babies (And Mothers Too) , Vol. 2 [Famous Classics & The Soothing Music of Mozart (sleepytime)]
Nocturne In E Flat, Op. 9 No. 2 "To Love Again" From "Eddy Duchin Story"
Etude In 3, Op. 10 No. 3 "No Other Love"
Den! Vienialia Finestra From Don Giovanni K. 527
Andante Gransioso I From Symphony No. 11 In D Major, K. 331
Andante Ii From Symphony No. 11 In D Major, K. 84
Larghetto Ii From The Clarinet Quartet In A Major, K. 581
W. Mozart - Organ Music Variation On K. 256, Ahvous-Dirai-Je, Maman
Les réalisateurs: Les plus belles musiques de films de Jean-Pierre Mocky
La tête contre les murs - From "La tête contre les murs"
Un drôle de paroissien - From "Un drôle de paroissien"
La cité de l'indicible peur - From "La cité de l'indicible peur"
La bourse et la vie - From "La bourse et la vie"
Les compagnons de la marguerite - From "Les compagnons de la marguerite"
L'ombre d'une chance - From "L'ombre d'une chance"
Un linceul n'a pas de poches - From "Un linceul n'a pas de poches"
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Le roi des bricoleurs - From "Le roi des bricoleurs"
Le piège à cons - From "Le piège à cons"
Y'a t'il un Français dans la salle - From "Y'a t-il un Français dans la salle ?"
A mort l'arbitre - From "A mort l'arbitre !"
La machine à découdre - From "La machine à en découdre"
Les saisons du plaisir - From "Les saisons du plaisir"
Une nuit à l'Assemblée - From "Une nuit à l'assemblée"
Für Elise, Bagatelle No. 25 (Wo0 59, Bia 515) - Arr. for Guitar
Moonlight Sonata No. 14, Op. 27 No. 2: II. Allegretto - Arr. for Guitar
Kinderszenen Op. 15 No. 7: Träumerei - Arr. for Guitar
Kinderszenen Op. 15 No. 1: Von fremden Ländern und Menschen - Arr. for Guitar
Menuett No. 5, Köch. Verz. No. 94 - Arr. for Guitar
1. ère Gymnopédie: Lent et Douloureux - Arr. for Guitar
First Book of Préludes: No. 8 La fille aux cheveux de lin - Arr. for Guitar
Notenbüchlein für Anna Magdalene Bach: No. 5 Menuet BWV Anhang 115 - Arr. for Guitar
Notenbüchlein für Anna Magdalene Bach: No. 4 Menuet BWV Anhang 114 - Arr. for Guitar
Waltz Posthumous KKIVb/11 - Arr. for Guitar
Suite Española No. 1: Granada - Arr. for Guitar
At the Cradle Op. 68 No. 5 - Arr. for Guitar
Album for the Young Op. 39 No. 9: The New Doll - Arr. for Guitar
Spring (Concerto No. 1 from the Four Seasons)
Classical Music For Pregnant Mothers To Enhance A Smart Baby
My Heart Will Go On (made famous by Celine Dion)
Eine Kleine Nachtmusik - Seranade No. 13 In G Major - 1st Movement
Spring' from 'The Four Seasons - Violin Concerto in E Major
Minuet in G Major (The Lover's Concerto)
Dance of the Sugar Plum Fairies from The 'Nutcracker'
Eine Kleine Nachtmusik' Serenade No.13 In G Major 4th Movement
Miniature Overture from 'The Nutcracker'
Back to School: Best Classical Music for Studying 2012