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 0x75e61070de24a39a3ceb33e30a0da81000367797f9e9bf26b3fc2583448782bc. 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/ba1e6728-2eac-4bae-8433-3178b67a66de.json and https://artists.proofprofile.net/proofs/artist/ba1e6728-2eac-4bae-8433-3178b67a66de.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Socially Distant Wedding Songs - Romantic Piano Songs for Covid 19 Weddings
Wagner - Wedding March Here is the Bride Bridal March
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 0xbb38a994809d5279d933e820559dc1d1fc427d26e2ea33a54a53eb42fa5c4918. 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/ITO101116237.
Wagner Bridal Chorus Here's The Bride Piano Music Version Wedding Ceremony Music
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4175afc504170573e60ab555115b77247c1b903a4e08f333ffe1a35609555da6. 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/ITO101116238.
Bach Air on the G String Wedding Reception Songs
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29d3ce4a1b998cefba8401179998ef2b1ba1bf3138958706a11f38443001425b. 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/ITO101116239.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4561d63e201d8c87ab294841c007f95f983d4a0d2da3f53adf2b49e99304e31b. 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/ITO101116240.
Panis Angelicus Christian Wedding Songs Church Music
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0cbba7a6858520c4911f29f3bd67d391d2116692a49e944e4e06100671e2a7e. 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/ITO101116242.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1671216317ceb89a7291f6472e20de4ee8ce6e7a9475629c0da3695d933b44aa. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITO101116244.
Mendelsshon - Wedding March Solo Piano Music
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdffb7f8debd481214b7c9a0265a5f60c2a4854ba5e818d7c14761174d7f61559. 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/ITO101116246.
Beethoven - Ode to Joy Instrumental Piano Musc
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde0da62b8f1851ebaf0a276ebfb577a21e6cd133c59b54aefc6968aeb5e58a68. 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/ITO101116248.
Bach - Minuet in G Major Classical Music Wedding Party Music
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf581e071bf9414b92d26ffcaebd77e40dfa1aa31d2c40815384c30ddba560abb. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/ITO101116249.
Bach - Air on the G String Wedding Organ Music
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e3f5fe3e645ec47da056e0640ca9dd43542d5384c2423f1ecc6cea0787d34b0. 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/ITO101116250.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48eb28a083c1915f364914a4477315fc456c2d78f6da44bed61e052a4eacc324. 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/ITO101116251.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b956f72b8926821b059385550c340e4c74f4870e72b262d06dc8ba9ed48acf7. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITO101116253.
Bach - Cello Suite Solo Piano Music Father Daughter Songs
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24b6befc829c023381c15282141f2e7c782e64837c561f3dcd0566f55b3ec100. 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/ITO101116256.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10f08a40f151eeb9084cbae472b63b0b2140bf288b68f7cbd86fb4ce5e080620. 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/ITO101116260.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ac76ee4c37522ad69b801c3f7b5c314b05c163bfe13c77548f996a96fb52728. 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/ITO101116262.
Before Sunrise - New Age Piano Background Music for Wedding Party
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93d49bf7f1c2889845381194731483265d6c5333c9646cbcb0ecdaab8d143a1f. 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/ITO101116263.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a44ec7659aa5612a088c1d6eb98e5b38a599e1abf328ff2caa8bda47704627e. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITO101116264.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ab455481e10ef6c2f5d5a77fa1ff85b1fc2d0069639c20e7cc0fa39857849d8. 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/ITO101116265.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0435c0e818b914b7b37d7f0faae053735ace1ef42d1e9c87ebb469a0f83de7b8. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/ITO101116266.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x928f6b68425a256577e9a5b47460aac7d1f1f7039dabb85c16f062543843994c. 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/ITO101116267.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb42cdb3c9d3f964ce8fe0de17fb1c043f3228e6148492f8fa494551e7382c8e9. 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/ITO101116268.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f2f3582357dc158c8ebf732ac44bb0f2b227b34cd4dae950634078fe83178a0. Chain 2 (Bitcoin): anchored in block 960105 (2026-07-29T12:35:17Z), 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/ITO101116247.
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24961c81d7aca506d54f4685e7d4f27d68d1cddaf730273901eb1fe3c0066a15. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/ITO101116259.
Liszt - Nocturne n.1 Classical Music Love Songs
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1abc47d5c1c503647c42af12efdda91b6a15ca5eea22d4fcd89915714305ef6a. Chain 2 (Bitcoin): anchored in block 960247 (2026-07-30T10:42:33Z), 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/ITO101116261.
Piano romantique pour le mariage – Romantisme et sensualité du piano pour la fête et la nuit de noces