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 0x505f17f00716eb9580e96368601a102c86b3bf0f2c27a2896f87d5ec0e823622. 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/f3d3be65-f981-413b-a943-cd86f6c42fe2.json and https://artists.proofprofile.net/proofs/artist/f3d3be65-f981-413b-a943-cd86f6c42fe2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Relaxation Music for Napping, Relaxing, Studying, to Release Sadness 2
{"copyright_id":"0x49a667a85cc135297aa199ae366634485c894fb2e4e7da0472c367cae053cf55","isrc":"UK6821618221","name":"Entspannungsmusik zum Relaxen","registered_at":"2026-06-11T17:40:29Z","spotify_id":"6Mme2u0iIQcn2ObOmG5EOl","type":"track"}
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 0x49a667a85cc135297aa199ae366634485c894fb2e4e7da0472c367cae053cf55. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Mme2u0iIQcn2ObOmG5EOl.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/6Mme2u0iIQcn2ObOmG5EOl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5abe2dd4d1a1855ab8e1e2d97b31d1ea06e43131465d772c756d980086952da0. 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/5ikBq2lSBH9lBQmiH8YFHy.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/5ikBq2lSBH9lBQmiH8YFHy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x766a8bf946bdb977bfbd9f2ad975233585b45dec4c55aded7cd3b9a95294b3ea. 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/1ntE8MpNhS7tKfhTIj5KfX.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/1ntE8MpNhS7tKfhTIj5KfX.
Schlafmusik zum Einschlafen und Durchschlafen
{"copyright_id":"0x740acf597f1891e1a4e63b68d878f8448d6d02284334fb25d5bd91635ef767cb","isrc":"UK6821638058","name":"Schlafmusik zum Einschlafen und Durchschlafen","registered_at":"2026-06-05T17:22:26Z","spotify_id":"1YrlH0f5GqNkQCEZCieTn3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x740acf597f1891e1a4e63b68d878f8448d6d02284334fb25d5bd91635ef767cb. 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/1YrlH0f5GqNkQCEZCieTn3.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/1YrlH0f5GqNkQCEZCieTn3.
{"copyright_id":"0xae46ff482a2901ddd892cb40d6c138c05fce6b991ffdaa6ae4ac6724c15ced7a","isrc":"DEYA92017319","name":"Calm Down","registered_at":"2026-06-11T01:55:48Z","spotify_id":"1aIEDqU8m5iYgDfOWPJpvK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae46ff482a2901ddd892cb40d6c138c05fce6b991ffdaa6ae4ac6724c15ced7a. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1aIEDqU8m5iYgDfOWPJpvK.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/1aIEDqU8m5iYgDfOWPJpvK.
{"copyright_id":"0xf6927e898f3ca32a474461545b8b3f1aaf3aecd1fa1213cda4b1c5575a2b2bcf","isrc":"UK6821638062","name":"Wundervolle Schlafmusik zum Wegdriften","registered_at":"2026-06-06T01:44:32Z","spotify_id":"0nOSCQZUe1NTC0UwC2rmgS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6927e898f3ca32a474461545b8b3f1aaf3aecd1fa1213cda4b1c5575a2b2bcf. 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/0nOSCQZUe1NTC0UwC2rmgS.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/0nOSCQZUe1NTC0UwC2rmgS.
{"copyright_id":"0x0a6583e911bf34b11dcf8eb99aef519d586185a0933a0a0b09e0f45d5a59f5a5","isrc":"DEYA91900321","name":"Entspannungsmusik zum Lernen","registered_at":"2026-06-08T19:31:02Z","spotify_id":"7KQjvV1gx3DWEOm1J3BeCk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a6583e911bf34b11dcf8eb99aef519d586185a0933a0a0b09e0f45d5a59f5a5. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7KQjvV1gx3DWEOm1J3BeCk.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/7KQjvV1gx3DWEOm1J3BeCk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f6d134b3bb6bfa8878bbc9f7e956d4a51781b76f08e1743a8b56f9b3a9b88a5. 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/4FdDpuAGDzXnilmmT8f5Xf.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/4FdDpuAGDzXnilmmT8f5Xf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x746851d7c6e954a6a9282d3330c06ed2441621807c74a4706d11fbb28626027f. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4Cj2XvjU6B6mMgek7nc5WE.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/4Cj2XvjU6B6mMgek7nc5WE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe3ca9f7b29e2934fc9b0c38a08a84f8dee16e50135081f215e167841443af4e. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5SQN6X68W7nax1Z3tOhAMI.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/5SQN6X68W7nax1Z3tOhAMI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29502ce7bc309bf64b0467702988d23ec59e9f48ae17616635a4c3f75e8f934c. 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/1cvUDONS65r3Gbf7E41Rhb.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/1cvUDONS65r3Gbf7E41Rhb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf879eb3d5f6df99246e61df6dd76cd92e197f42b5a2865967958aff95f09298d. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3tfgckAQGQgUFdXKHW9S4G.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/3tfgckAQGQgUFdXKHW9S4G.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f0d9f1e42faf9db820f9eb59ab109504f5bb8e51e43e6643e420c5846df353e. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/670r5RXwduAz3A1C8BxQz9.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/670r5RXwduAz3A1C8BxQz9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdba7a25ad03579fc5964380474b558fc99853072d2ca4b0dfd7a2eb7417ebca. 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/7tYmRqaaH1B4ljwXG6useU.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/7tYmRqaaH1B4ljwXG6useU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7936359e9a2101cf9a8ecacfc5a62427ebc19c737219fa6773482e201d9c31c4. 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/6u9kw24zI59Me18UjhtFcv.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/6u9kw24zI59Me18UjhtFcv.
Relaxing Music to Calm Down, for Sleeping, Studying, Slumber
Calming Ambient Music to Make You Sleep Instantly
Calming Relaxation Music for Dog Barking
Relaxing Music to Calm Down, for Night Sleep, Reading, the Soul
Lovely Relaxing Music for Noise Reduction
Relaxing Music to Calm Down, for Sleeping, Yoga, Babies
Gleaming Understanding: Life's Wisdom Gained from the Waterfall
Discovering the Path to Authentic Living