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 0x0f76ace01a3d560b619936482338fd4baadbaeccb4db8d0db1005493b360c324. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bf8f4a1e-3928-4972-b15c-ac642e14c7d3.json and https://artists.proofprofile.net/proofs/artist/bf8f4a1e-3928-4972-b15c-ac642e14c7d3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Pink noise for a peaceful bedtime routine
Pink noise for better mental clarity and focus
{"copyright_id":"0xbada90a3ae828e073de4606c4e94dc4b83b8f2257fe9807f24283ae5d1d7ac67","isrc":"SE5IB2218082","name":"Pink Noise Liberation","registered_at":"2026-06-22T19:18:56Z","spotify_id":"03VGZAwfLMjnkhM2DFMHRv","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 0xbada90a3ae828e073de4606c4e94dc4b83b8f2257fe9807f24283ae5d1d7ac67. 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/03VGZAwfLMjnkhM2DFMHRv.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/03VGZAwfLMjnkhM2DFMHRv.
{"copyright_id":"0xafe1cfa7776823c594df3e128574d1176c09be3137c7fc9e0f45c87fe9696dc6","isrc":"SE5IB2218083","name":"Transcendence Pink Noise","registered_at":"2026-06-24T08:00:17Z","spotify_id":"7Be2hHQqmVnRDStoDK7CoM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafe1cfa7776823c594df3e128574d1176c09be3137c7fc9e0f45c87fe9696dc6. 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/7Be2hHQqmVnRDStoDK7CoM.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/7Be2hHQqmVnRDStoDK7CoM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d9f1725b755c1356749ad7652b6e9acfc5ff90738a25d37429f4daea19169e1. 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/380wgRoGVD380J3Vqe1QGq.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/380wgRoGVD380J3Vqe1QGq.
{"copyright_id":"0x92e26687bc66f150e5cc2dc3c104f1aef7b1ccb8879993e9dce28ee432e6fb59","isrc":"SE5IB2298826","name":"Green Noise Sea","registered_at":"2026-06-04T06:38:03Z","spotify_id":"2a9SOcUOk6FHs8SUod7foX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92e26687bc66f150e5cc2dc3c104f1aef7b1ccb8879993e9dce28ee432e6fb59. 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/2a9SOcUOk6FHs8SUod7foX.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/2a9SOcUOk6FHs8SUod7foX.
{"copyright_id":"0x7dcbc31b15a2bb421a9802865ab360164552c4efe5a267280c22cc7539f0b58f","isrc":"SE5IB2298827","name":"Ocean Green Noise","registered_at":"2026-06-04T06:44:25Z","spotify_id":"4Dbawrmc5nJfSJNyQWUCnf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7dcbc31b15a2bb421a9802865ab360164552c4efe5a267280c22cc7539f0b58f. 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/4Dbawrmc5nJfSJNyQWUCnf.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/4Dbawrmc5nJfSJNyQWUCnf.
{"copyright_id":"0xa77ae9ef0219e3df537af6bb11dbf0428707e97b8763bd3ab4b2a74d84ccc57d","isrc":"SE5IB2298828","name":"Green Noise Waves","registered_at":"2026-06-20T19:08:13Z","spotify_id":"74evaJ2cv8VhwlulQKiHYA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa77ae9ef0219e3df537af6bb11dbf0428707e97b8763bd3ab4b2a74d84ccc57d. 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/74evaJ2cv8VhwlulQKiHYA.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/74evaJ2cv8VhwlulQKiHYA.
{"copyright_id":"0x22ea7bd3e8f9dd2d1e71a937cb982c0879996305be28ab672d3d6d75b1d81fbd","isrc":"SE5IB2294001","name":"Dreamy Fields Of Brown Noise","registered_at":"2026-06-01T11:25:26Z","spotify_id":"7cmcdfAbCUaNzumbveov6d","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22ea7bd3e8f9dd2d1e71a937cb982c0879996305be28ab672d3d6d75b1d81fbd. 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/7cmcdfAbCUaNzumbveov6d.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/7cmcdfAbCUaNzumbveov6d.
{"copyright_id":"0xdc801592acef5d2199075648cfcdcc464d3bdc2e8667052cfcd0d2bf15c36a57","isrc":"SE5IB2294017","name":"Mellow Pink Noise","registered_at":"2026-06-06T21:41:05Z","spotify_id":"2ixf5L5ypnotHvyjkO0fvI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc801592acef5d2199075648cfcdcc464d3bdc2e8667052cfcd0d2bf15c36a57. 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/2ixf5L5ypnotHvyjkO0fvI.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/2ixf5L5ypnotHvyjkO0fvI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x381ed59a16600262d1a9df3d00578968ffef1ed6e8687ed7929256ef3570d4e6. 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/1Mxzmdo9ekqj8TYTo1hW1R.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/1Mxzmdo9ekqj8TYTo1hW1R.
{"copyright_id":"0xf4daaf960905e36908edb9994cf195be564277ebd4703489b9ad811eb97e2742","isrc":"SE5IB2299706","name":"Green Noise Stormy Rain","registered_at":"2026-06-01T11:14:26Z","spotify_id":"7b95hKzsZqSoEituOk4BQF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4daaf960905e36908edb9994cf195be564277ebd4703489b9ad811eb97e2742. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7b95hKzsZqSoEituOk4BQF.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/7b95hKzsZqSoEituOk4BQF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03c39783a76a509d2dc474f17268d2c1a47e1e825d51141b37c8c9b4f3e1565a. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/37HkBILUPUJJmqyY9Gw79B.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/37HkBILUPUJJmqyY9Gw79B.
{"copyright_id":"0xce24d996dcbd305272e29af5b8826607ad933f6169e004c10a0999eef2f8031a","isrc":"SE5IB2298874","name":"Green Noise Rolling River","registered_at":"2026-06-01T10:53:44Z","spotify_id":"2ryj3IlmGbZzmGYPgSrXFv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce24d996dcbd305272e29af5b8826607ad933f6169e004c10a0999eef2f8031a. 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/2ryj3IlmGbZzmGYPgSrXFv.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/2ryj3IlmGbZzmGYPgSrXFv.
{"copyright_id":"0x0c752758c77de4f44b0f792311fddf7e7c020d0c8b96b5fe972a917cbef5a833","isrc":"SE5IB2298807","name":"Green Noise - Forest Flood","registered_at":"2026-06-01T16:49:30Z","spotify_id":"0qUP2N7yIu7wCM7RkVUmoQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c752758c77de4f44b0f792311fddf7e7c020d0c8b96b5fe972a917cbef5a833. 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/0qUP2N7yIu7wCM7RkVUmoQ.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/0qUP2N7yIu7wCM7RkVUmoQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacd524866b17e940887b87592a421f5a40326f954271c231765da3aa1b454080. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7CqiwZw2pecSRVvd0x4iIM.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/7CqiwZw2pecSRVvd0x4iIM.
{"copyright_id":"0xbc9a7c221ee952ca6b46d81ebad3ca0003b8fbbfa453ab0cf09a89702e64acd6","isrc":"SE5IB2298875","name":"Poaring Green Noise","registered_at":"2026-06-01T19:31:47Z","spotify_id":"2K3AiBbOvETA2j4nV2sOsD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc9a7c221ee952ca6b46d81ebad3ca0003b8fbbfa453ab0cf09a89702e64acd6. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2K3AiBbOvETA2j4nV2sOsD.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/2K3AiBbOvETA2j4nV2sOsD.
{"copyright_id":"0xccf56c597dae4305cb1d4c52a96ea6a21316291ed0d34e76e1ead584db390d56","isrc":"SE5IB2298816","name":"Green Noise - Waterfall","registered_at":"2026-06-02T01:50:35Z","spotify_id":"1BlizZeSznE6tLKIzznJ2j","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccf56c597dae4305cb1d4c52a96ea6a21316291ed0d34e76e1ead584db390d56. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1BlizZeSznE6tLKIzznJ2j.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/1BlizZeSznE6tLKIzznJ2j.
{"copyright_id":"0x448d8f50037a968d925bfd9753e0298b407c08b022b78b979bb766e9831a928c","isrc":"SE5IB2298876","name":"Green Noise by The Waterfall","registered_at":"2026-06-04T06:18:10Z","spotify_id":"3Dgt0Y0eNthcgszVOuziMU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x448d8f50037a968d925bfd9753e0298b407c08b022b78b979bb766e9831a928c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Dgt0Y0eNthcgszVOuziMU.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/3Dgt0Y0eNthcgszVOuziMU.
{"copyright_id":"0xbe9fb053b81a99bdec82f484a33f04b3c71333b9358d8e20b862be398df4f84f","isrc":"SE5IB2298813","name":"Small Brook Green Noise","registered_at":"2026-06-02T01:48:17Z","spotify_id":"70vZu62zVJ9bJKgn6FYncx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe9fb053b81a99bdec82f484a33f04b3c71333b9358d8e20b862be398df4f84f. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/70vZu62zVJ9bJKgn6FYncx.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/70vZu62zVJ9bJKgn6FYncx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6dd46ad62f3ec84929423f46939311945d925583c365b70a8a4de2e750fc0dd2. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4TSDyEkz59teqWeObD2hpw.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/4TSDyEkz59teqWeObD2hpw.
{"copyright_id":"0x24a9ba7ce698dbb2de63055c434f91aa7a0ce85c93e7e4e05068a70dc9a54925","isrc":"SE5IB2298806","name":"Green Noise : Night Rain","registered_at":"2026-06-04T06:57:29Z","spotify_id":"3GoZiiaQQaFKBaSPwktzOk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24a9ba7ce698dbb2de63055c434f91aa7a0ce85c93e7e4e05068a70dc9a54925. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3GoZiiaQQaFKBaSPwktzOk.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/3GoZiiaQQaFKBaSPwktzOk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x291863a593ccf032a6494095e155f8687e056b8dfb0b78990145c72b2b085c07. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6TpKNxYblslOkmFHfHxZXf.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/6TpKNxYblslOkmFHfHxZXf.
{"copyright_id":"0x78430b44ff187df351381a0a9db4df84cee72a88c0f373da8c758349c41852d4","isrc":"SE5IB2298818","name":"Dripping Green Noise","registered_at":"2026-06-04T07:12:44Z","spotify_id":"10KDdVmFTzgpB6tYcx6GeJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78430b44ff187df351381a0a9db4df84cee72a88c0f373da8c758349c41852d4. 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/10KDdVmFTzgpB6tYcx6GeJ.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/10KDdVmFTzgpB6tYcx6GeJ.
{"copyright_id":"0x92e26687bc66f150e5cc2dc3c104f1aef7b1ccb8879993e9dce28ee432e6fb59","isrc":"SE5IB2298826","name":"Green Noise Sea","registered_at":"2026-06-04T06:38:03Z","spotify_id":"2Pl8KeailFNsbO5ZU7NQ1n","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92e26687bc66f150e5cc2dc3c104f1aef7b1ccb8879993e9dce28ee432e6fb59. 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/2Pl8KeailFNsbO5ZU7NQ1n.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/2Pl8KeailFNsbO5ZU7NQ1n.