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 0x042f61b75f5618127d9014ede47a1769c6f7b1cf122aca3e1e4e394ebb05e796. 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/7d973e0d-105b-4e95-b8b4-974e3a5e59af.json and https://artists.proofprofile.net/proofs/artist/7d973e0d-105b-4e95-b8b4-974e3a5e59af.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Relaxing Classical Sleep Music Deep Sleeping Music to Fall Asleep with Ocean Waves
Gymnopédie No.1 (Guitar Transcription) - with Ocean Sounds
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 0x5e1c376dcf8eca06b031e577a12deeefc5b62f9acab05b7dff66f0830c498f99. 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/ITK262002069.
Swan Lake, Op. 20, Act 2 No.10: Moderato (Guitar Transcription) - with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca3e278c4e9aa069d2075e72af8944ede368be8ec5605f4a142f3ddf6e944e94. 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/ITK262002072.
L'elisir d'amore, Act 2: Una furtiva lagrima (Guitar Transcription) - with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x693a73338a9d5205100428608fb50af1f7cbce73610b48ae7779701f62e46133. 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/ITK262002073.
Piano Sonata No.14 in C-Sharp Minor: Moonlight (Guitar Transcription) - with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd724d57a06372fb145f577fd8cd2671faa631d0fa097e7cbc3ebef4eb56986ef. 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/ITK262002074.
Ave Maria, Ellens Gesang III, Op. 52, D.839, No. 6 (Guitar Transcription) - with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2eaae3243a94ce2a3ab6451f85367c30131e4ceb492920c48d8315bdfbb8cee. 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/ITK262002076.
Suite for Lute in E Minor, BWV 996: Bourrée (Guitar Transcription) - with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5388f3d04ae2fa52dcf42bf839f8b0113e4ed077ad98699099cd07ff3ab6901. 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/ITK262002080.
Giochi Proibiti (Guitar Transcription) - with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f0041b58eae0103f97f48f2926a3652cf28d322e634a8df69de985eac33bee4. 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/ITK262002081.
Ave Maria (Guitar Transcription) - with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5685fef790b620ac88acc284041a2cea77e8c0e3e79140a20639fa507c88c19e. 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/ITK262002083.
Opera Arias: Classical Flute Transcription of Famous Opera Arias
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d4272f48749cd638e9af51d75c9244efaeedb7be771a014ae853f3111dab5a1. Chain 2 (Bitcoin): anchored in block 958607 (2026-07-18T21:01:11Z), 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/ITK262002108.
Rinaldo, Act 2: Largo Lascia ch'io pianga (Flute Transcription)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfac0017012ef0a89aba50dc9ee993cbf8cb677db88c2a6ba599d368c057308ca. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), 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/ITK262002110.
Cavalleria rusticana: Intermezzo sinfonico, Andante sostenuto (Flute Transcription)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x374a3049ced648d11536990a743e24bb71f7b6c251e297acec121a863dad1341. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/ITK262002111.
Gianni Schicchi: O mio babbino caro (Flute Transcription)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x773c92b53cd48ae60adc3b7284f2fe75c054c7f7a7d0f865356d255cd7c2330b. Chain 2 (Bitcoin): anchored in block 958268 (2026-07-16T11:32:17Z), 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/ITK262002114.
Carmen, Act 1: L'amour est un oiseau rebelle (Flute Transcription)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8549dc82d2a451a260a7f18320f29a384132c9b1b5ca68f7006a1f9ec1ae01b9. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), 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/ITK262002115.
Madame Butterfly, Act 2: Un bel dì vedremo (Flute Transcription)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf20f11c9208c4af20e3bb1e4030378b389989edebf39dbf73bb25ebd098557b. Chain 2 (Bitcoin): anchored in block 958686 (2026-07-19T06:43:29Z), 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/ITK262002116.
Otello, Act 4: Ave Maria (Flute Transcription)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13a972d1865af46c335a4010909e2142153f7e5fc16728fffc081ab248d6f68d. Chain 2 (Bitcoin): anchored in block 958861 (2026-07-20T10:02:52Z), 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/ITK262002117.
Relaxing Classical Piano Music: Deep Sleeping Music, Relaxing Music, Stress Relief, Meditation Music
Famous Classical Piano Pieces: Classical Solo Piano Masterpieces with Ocean Sounds
Classical Flute Music: Romantic Flute and Piano Famous Classic Pieces
D 957, No. 4 Standchen (Flute Transcription)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5757eac0174e33836751defec5dc93579bbdc85ebf958137a757b8b1a819f405. Chain 2 (Bitcoin): anchored in block 958455 (2026-07-17T21:28:36Z), 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/ITK262100908.
14 Romances, Op. 34: No. 14, Vocalise (Arr. for Flute)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf4f36d9fd66ade1cae419b70788b090d160a862a509b63e646a26b6bf0f82d6. Chain 2 (Bitcoin): anchored in block 957872 (2026-07-13T15:39:45Z), 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/ITK262100911.
Sicilienne, Op. 78 (Flute Transcription)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29272334247539317b45dad4d11e7cde0ea3705dd521c41395eb5384343059a2. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/ITK262100912.
Air on the G String, Suite No. 3, BWV 1068 (Flute Transcription)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f991a83b74e45decc33eeb81ce3cf9a5a0c5a53aadf6db8c73fe66d0008eae1. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/ITK262100913.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x021e94109d92b512adc63919c8ded4d4e99a04fe9f9478d7c7cd5144e16381d5. Chain 2 (Bitcoin): anchored in block 958517 (2026-07-18T07:54:29Z), 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/ITK262100916.
Before Meeting You: Romantic Piano Tunes with Ocean Waves
Sounds of Serenity: Piano Music for Deep Sleep
Romantic Piano: Soothing Sounds for Deep Sleep
Classical Piano Music for Sleep, Vol. 1: Chopin, Satie and Other Piano Favorites
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96686d294f0b6e084733c1f4a207b141a9dba31e5f9680d9e4ebe89b80f089f2. 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/ITK262102965.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe201bd637d57f4a10a9b6633fc7976b0ea4f0599b0f05306e7dc9cdfa52d26ff. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/ITK262102966.
Piano Sonata No. 8 In C Minor, Op. 13: Pathétique, Adagio cantabile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95f7918a9cf811ee355aa33484a5ecfa547c8e856f8e6f85bb852a025aa65a88. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), 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/ITK262102967.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe96d46aaae078aedb635d7efa91d39b008132859061844b56cfff7ff3e1ab2ea. Chain 2 (Bitcoin): anchored in block 958384 (2026-07-17T08:27:02Z), 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/ITK262102968.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3da2e049b31b9b2352e94c2c923b97ebf8e7f4ca25ef36d6a0745aab4a3766e3. Chain 2 (Bitcoin): anchored in block 958415 (2026-07-17T12:50:13Z), 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/ITK262102969.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x196c1a8939a1959684a85651d85f23447d3b98eff9e361b04e58aa564b66f687. Chain 2 (Bitcoin): anchored in block 958885 (2026-07-20T15:36:50Z), 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/ITK262102970.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedd6fdebb13d5e50112f8e0d69ae055fad462e4bf3be7c546887e533a8676b9e. Chain 2 (Bitcoin): anchored in block 958955 (2026-07-21T03:03:40Z), 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/ITK262102971.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c885573af9af558ccca186b87ebea266755c15550d9d1cd8d654a7eef1f1c63. Chain 2 (Bitcoin): anchored in block 958625 (2026-07-18T23:11:57Z), 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/ITK262102972.
Swan Lake, Op. 20, Act 2 No. 10, Scène, Moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f41e6be81de31c1b2479b0a9efc34394453b4f8904b48c78e6cd350c6597076. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/ITK262200107.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02ad8777f1a35852444c2123b43726f6b354368de573bbf2a5572b90f6df973c. 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/ITK262200108.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb27146eb3a92276be37eb206ac5e47d8c44a6444e930b69eab4d2b4433cd6b6. 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/ITK262200112.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x672c3798793566ecf1fb5cf70c3cecc21528a2ae2da85fed62b11c02af9b9ffe. 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/ITK262200114.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4fd1c3dd72a180a8c187e921b20044d4a2ce664a9bb23991d230efc0fe090c4. 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/ITK262200117.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd761ac5e1662c776d10eaa0a8ffc7a1aedf205d58f5c0c08aad8a9e5b9306095. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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/ITK262200119.
L'elisir d'amore, Act 2, Una furtiva lagrima
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea98de1350fbfa2a9f6af2bb031c86eb7f37976a378707c83256bcd591a112b7. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/ITK262200122.
Air on the G String (Suite No. 3, BWV 1068)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ccadb406fe801b86f1c5afb796ba09f2162197f79dd689656f1a57af380c848. Chain 2 (Bitcoin): anchored in block 957026 (2026-07-07T11:02:43Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITK262200123.
Suite for Lute in E Minor, BWV 996 V. Bourrée
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99b4c471535af6e1dfeb5124cef9df2c0690a12e6d6599995ca6c6db20174539. 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/ITK262200126.
Piano Sonata No. 14 in C-Sharp Minor, Moonlight
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f286ab4a7fbfe472f9b9929262700f3b1c17294aed0a3f089f224039e4226b5. 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/ITK262200128.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd31686b4a18ebd06097855606ae54ad3206aef34dc89f053ed50eb95c3a5bdef. 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/ITK262200130.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9e08b59f63e16380442c1ac75d687428d1efce343855c9fa22a3fb1515a0619. 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/ITK262200139.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x021a06722eb0e59a4787300e3149fb02a28da3830cac55db12e7ba79f6b1f8ac. 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/ITK262200143.
The Magic Flute, Die Zauberflöte, K620 Aria 21
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0544a250753bdd880393c6dcb8f95f14df5228255c7c58a6200fc581f02edd4a. 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/ITK262200145.
Piano Concerto No. 21 in C major, K. 467, II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05dba6654ddd17f42e704b72689e215da0f1bccb0fa17a3a4152b63a0577c4d1. 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/ITK262200150.
The Four Seasons, Concerto No. 1 in E Major, RV 269 Spring
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Symphony No. 40 in G minor, KV.550, I. Molto Allegro
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