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 0x6aa6cacef0c73f6ec1fba024c84be554cc51935449ca792807f67202a00b70d6. 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/810f5d4c-ee42-4f47-b74d-049b582f6992.json and https://artists.proofprofile.net/proofs/artist/810f5d4c-ee42-4f47-b74d-049b582f6992.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Rain: A collection of Rain Showers, Driving in the Rain, Thunder, Hiding Under a Tree, Rainforests, and More (Loopable Audio for Ambiance, Meditation, Insomnia and Restless Children)
{"copyright_id":"0x16716e8cee30e01f753ccc2fed2f44cb677997171cfcd60794bdc3403b10f682","isrc":"QMHNS1302231","name":"A Gentle Thunderstorm","registered_at":"2026-06-04T09:36:18Z","spotify_id":"1IGh7oA0ClbylSxrlbK8kK","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 0x16716e8cee30e01f753ccc2fed2f44cb677997171cfcd60794bdc3403b10f682. 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/1IGh7oA0ClbylSxrlbK8kK.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/1IGh7oA0ClbylSxrlbK8kK.
{"copyright_id":"0x64cb3d27199468022cd5f5d7559c67804da39c19de41a786cdefbc10540d73ae","isrc":"QMHNS1302232","name":"A Light Rain in the Forest","registered_at":"2026-06-09T14:59:46Z","spotify_id":"2jb0jrjo1SwqjxbQRYAMuh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64cb3d27199468022cd5f5d7559c67804da39c19de41a786cdefbc10540d73ae. 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/2jb0jrjo1SwqjxbQRYAMuh.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/2jb0jrjo1SwqjxbQRYAMuh.
{"copyright_id":"0xe0d5f9f90070cd775f7b72c609ada1078221a5bd6bfb33dd3bd766ab5bc7f621","isrc":"QMHNS1302233","name":"A Wide Open Storm in the Forest","registered_at":"2026-06-09T08:50:43Z","spotify_id":"7uRsBUk9jOjWSmlEFYQweV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0d5f9f90070cd775f7b72c609ada1078221a5bd6bfb33dd3bd766ab5bc7f621. 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/7uRsBUk9jOjWSmlEFYQweV.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/7uRsBUk9jOjWSmlEFYQweV.
{"copyright_id":"0x794889f6596884294f13e1eca234e56fddaaa428d1172f4122bfc6f2ed750dc5","isrc":"QMHNS1302234","name":"An Angry Thunderstorm","registered_at":"2026-06-05T22:30:02Z","spotify_id":"4qhNutJERezAthJRs0O9Ta","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x794889f6596884294f13e1eca234e56fddaaa428d1172f4122bfc6f2ed750dc5. 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/4qhNutJERezAthJRs0O9Ta.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/4qhNutJERezAthJRs0O9Ta.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3bcf803678390fcb4f70d66157325bcf8ee487ab6159373812d6f065e303574. 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/1YJ2OmvzgD6oG4BVtyK9NG.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/1YJ2OmvzgD6oG4BVtyK9NG.
{"copyright_id":"0x831f0cb99e450d03f685e5cb0fb7ca64c2a86034a0e5cbfd73769fca867bdbba","isrc":"QMHNS1302238","name":"Gentle Rain Fall","registered_at":"2026-06-08T12:53:19Z","spotify_id":"0nFStIlATZzFA7amRtvEwj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x831f0cb99e450d03f685e5cb0fb7ca64c2a86034a0e5cbfd73769fca867bdbba. 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/0nFStIlATZzFA7amRtvEwj.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/0nFStIlATZzFA7amRtvEwj.
{"copyright_id":"0x872d0545f3125af4aa6f9b39fef93b4c9a9887a3590f0fe14abdc90c88ef26d8","isrc":"QMHNS1302239","name":"Heavier Rain Fall with Thunder","registered_at":"2026-06-07T14:16:34Z","spotify_id":"3REwmpirtIlKmqmH9mG6Ie","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x872d0545f3125af4aa6f9b39fef93b4c9a9887a3590f0fe14abdc90c88ef26d8. 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/3REwmpirtIlKmqmH9mG6Ie.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/3REwmpirtIlKmqmH9mG6Ie.
{"copyright_id":"0xf90238d24f1d704f59239633a79347752bbaf9c1ca4f0929feef4f935a339ad2","isrc":"QMHNS1302240","name":"Hiding Under the Tree in the Rain","registered_at":"2026-06-05T22:27:55Z","spotify_id":"4dJsBBVxJUEWqrsYI8YfVf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf90238d24f1d704f59239633a79347752bbaf9c1ca4f0929feef4f935a339ad2. 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/4dJsBBVxJUEWqrsYI8YfVf.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/4dJsBBVxJUEWqrsYI8YfVf.
Listening to a Full Rain from the Pavilion
{"copyright_id":"0xaf9adc739b60370fabb578bf3ce5ba2528111fb4b731d5c09970c97a2018ab04","isrc":"QMHNS1302241","name":"Listening to a Full Rain from the Pavilion","registered_at":"2026-06-23T09:04:16Z","spotify_id":"74VeOx5mogsXxmp6efw8nq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf9adc739b60370fabb578bf3ce5ba2528111fb4b731d5c09970c97a2018ab04. 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/74VeOx5mogsXxmp6efw8nq.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/74VeOx5mogsXxmp6efw8nq.
{"copyright_id":"0xa8f399afbfe0397cf21e573f66acc68275d1f7e2fc1b83258c53e42feb71424a","isrc":"QMHNS1302242","name":"Pouring Rain","registered_at":"2026-06-04T14:21:09Z","spotify_id":"6HMSnRW8Htfd3YxdNgUF73","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8f399afbfe0397cf21e573f66acc68275d1f7e2fc1b83258c53e42feb71424a. 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/6HMSnRW8Htfd3YxdNgUF73.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/6HMSnRW8Htfd3YxdNgUF73.
{"copyright_id":"0x7841d9e5ea0326eea8cfbc7ef22523d90af3b6b98011ef3d9e3a7e14a00d80c6","isrc":"QMHNS1302244","name":"Rain Drops Dancing on a Plastic Roof","registered_at":"2026-06-08T03:51:39Z","spotify_id":"0F2qJB8Ca77ymbJaBbyZgI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7841d9e5ea0326eea8cfbc7ef22523d90af3b6b98011ef3d9e3a7e14a00d80c6. 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/0F2qJB8Ca77ymbJaBbyZgI.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/0F2qJB8Ca77ymbJaBbyZgI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47f70e8a4d270a885697f6dad52a2822509dca7431fa022224ca89814346589d. 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/3m3Uyx68yqmBzlTAl0vsar.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/3m3Uyx68yqmBzlTAl0vsar.
{"copyright_id":"0xf1b6bbe0215bf3897febe07a97815697a09b43b7ed94c2bea95168178277a596","isrc":"QMHNS1302246","name":"Rain Drops Dancing on a Tin Roof","registered_at":"2026-06-05T22:27:33Z","spotify_id":"5fCvX9YjXAjObagjL4K0lU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1b6bbe0215bf3897febe07a97815697a09b43b7ed94c2bea95168178277a596. 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/5fCvX9YjXAjObagjL4K0lU.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/5fCvX9YjXAjObagjL4K0lU.
{"copyright_id":"0x2316f1cc0da359a97652a73ede7890bfeee97d204ed57d9d0e523a42a27e31b7","isrc":"QMHNS1302247","name":"Rain Drops Dancing on the Car Hood","registered_at":"2026-06-18T17:38:10Z","spotify_id":"33pht7icg4o2ebc4KRnsRt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2316f1cc0da359a97652a73ede7890bfeee97d204ed57d9d0e523a42a27e31b7. 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/33pht7icg4o2ebc4KRnsRt.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/33pht7icg4o2ebc4KRnsRt.
Rain Drops Dancing on the Car Windshield
{"copyright_id":"0x06f5745a99b9eb22bee12404f1518f313b244581f55cd5231f72c02b935aa089","isrc":"QMHNS1302248","name":"Rain Drops Dancing on the Car Windshield","registered_at":"2026-06-07T14:18:48Z","spotify_id":"47uJ63CcbQPuckOXIHXFay","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06f5745a99b9eb22bee12404f1518f313b244581f55cd5231f72c02b935aa089. 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/47uJ63CcbQPuckOXIHXFay.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/47uJ63CcbQPuckOXIHXFay.
Sharp Spring Downpour and Thunder shower
{"copyright_id":"0x36a51c59b68fe39c0179cbadd9c62e481aa76943dd4a973442673852f9e600a4","isrc":"QMHNS1302251","name":"Sharp Spring Downpour and Thunder shower","registered_at":"2026-06-25T09:01:33Z","spotify_id":"4IjtnDFMOFBZAJlgh7FHll","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36a51c59b68fe39c0179cbadd9c62e481aa76943dd4a973442673852f9e600a4. 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/4IjtnDFMOFBZAJlgh7FHll.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/4IjtnDFMOFBZAJlgh7FHll.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22f7c79b303fd0e7045b58e3780ea5a961891c80861dd74c9ea79da65a73d70d. 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/3Xc3YGE3kPgljwN1c9v64c.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/3Xc3YGE3kPgljwN1c9v64c.
{"copyright_id":"0x805a64e6fd16797ef52d65ecd56a62e8d156b2af84ed753916a1fd5e900b8818","isrc":"QMHNS1302254","name":"The Clouds Open Wide","registered_at":"2026-06-27T06:08:12Z","spotify_id":"5fXbQxlOecN5LKQubefWDX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x805a64e6fd16797ef52d65ecd56a62e8d156b2af84ed753916a1fd5e900b8818. 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/5fXbQxlOecN5LKQubefWDX.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/5fXbQxlOecN5LKQubefWDX.
{"copyright_id":"0xe32302d9a56c3ee19088fddf603ca5cc8ba1c06f5af61d0c944283ab7ced479a","isrc":"QMHNS1302255","name":"The Early Morning Rain","registered_at":"2026-06-05T09:02:39Z","spotify_id":"3WjcRyEw6Kse8NJsInjB3l","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe32302d9a56c3ee19088fddf603ca5cc8ba1c06f5af61d0c944283ab7ced479a. 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/3WjcRyEw6Kse8NJsInjB3l.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/3WjcRyEw6Kse8NJsInjB3l.
{"copyright_id":"0x7c3a52d374cf89eeab2d6dc9a3a5c93e0b85350a893bbd27b8b64fa7b219b996","isrc":"QMHNS1302256","name":"The Patter of Rain on the Window Ledge","registered_at":"2026-06-19T13:11:33Z","spotify_id":"1CrQW5rtQwkTHFLKUltDF1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c3a52d374cf89eeab2d6dc9a3a5c93e0b85350a893bbd27b8b64fa7b219b996. 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/1CrQW5rtQwkTHFLKUltDF1.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/1CrQW5rtQwkTHFLKUltDF1.
{"copyright_id":"0x2b535a6deb985e464237bd7aa344aff484995f0f944e30c40fb03ddb521497f2","isrc":"QMHNS1302257","name":"Thunderstorm in the Backyard","registered_at":"2026-06-27T05:59:21Z","spotify_id":"7z6C2iRLSCm0PtgHp0DCbJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b535a6deb985e464237bd7aa344aff484995f0f944e30c40fb03ddb521497f2. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7z6C2iRLSCm0PtgHp0DCbJ.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/7z6C2iRLSCm0PtgHp0DCbJ.
10 Hours of Continuous Rain Sounds for Sleeping
Native American Flute Ensemble & Jessita Reyes
Ambient Spaces (Cool Down with Bird & Nature Sounds)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0655bd630233a2687bf65e53e0da0c622539da3c2409ca32d67c4564d57d87d. 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/2SuDgf31VoUGNV8UFxYjMR.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/2SuDgf31VoUGNV8UFxYjMR.
Joy of Wild River with Bird and Water Flow Song
Joy of Soft River with Bird and Water Flow Song
Music of Wild River with Bird and Water Flow Noise
Sounds of Soft Brook with Bird and Water Flow Song
Music of River with Bird and Water Flow Noise
Sounds of Smooth River with Bird and Water Flow Noise
Tune of Smooth River with Bird and Water Flow Talk
Sounds of Wild Nature with Bird and Water Flow Talk