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 0x0bac45cec5f9dc11eccf2010ec77664f1eb600a6c84c2558854e637340ba26ef. 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/fea3a8a2-7437-4412-9a70-1d22d9653f4e.json and https://artists.proofprofile.net/proofs/artist/fea3a8a2-7437-4412-9a70-1d22d9653f4e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x24d9bfbd3cd4ecc1de1b14c3447b461497b3afb6f306c5ed0c4164e5c8dafdc4","isrc":"SE5IB2123122","name":"Dreamy Rain","registered_at":"2026-06-05T15:09:01Z","spotify_id":"52yqQ1Sk7XElC6E3nghccU","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 0x24d9bfbd3cd4ecc1de1b14c3447b461497b3afb6f306c5ed0c4164e5c8dafdc4. 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/52yqQ1Sk7XElC6E3nghccU.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/52yqQ1Sk7XElC6E3nghccU.
{"copyright_id":"0x8c7e22b2db3e4df73901c269b86942b8ad1d87cbb955cea9222417c34ce694d8","isrc":"SE5IB2123626","name":"Garasia Rain Forest","registered_at":"2026-06-01T10:27:43Z","spotify_id":"4zK21R3saBnZIKQhGXxpky","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c7e22b2db3e4df73901c269b86942b8ad1d87cbb955cea9222417c34ce694d8. 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/4zK21R3saBnZIKQhGXxpky.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/4zK21R3saBnZIKQhGXxpky.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c91bd8f17b6ef48efc9b89673579e8c5cb69c6404524df8af7065438064e69a. 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/1dv63X0pAkoAZSaMqpO11q.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/1dv63X0pAkoAZSaMqpO11q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c3aef80347519a9496b99a01e4ad4c0249ff67bedb95b60f94914b29cae327b. 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/443bZCZ6B2hH873WWEDKdN.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/443bZCZ6B2hH873WWEDKdN.
{"copyright_id":"0x1d32324df6cbe0e884e9afdea661e21d3daaddf02d037695b9ae11ebd03ba818","isrc":"SE5IB2208881","name":"Βροχερές μέρες","registered_at":"2026-06-01T10:13:49Z","spotify_id":"53T5vrwjGIUFyM3DatGFNv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d32324df6cbe0e884e9afdea661e21d3daaddf02d037695b9ae11ebd03ba818. 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/53T5vrwjGIUFyM3DatGFNv.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/53T5vrwjGIUFyM3DatGFNv.
{"copyright_id":"0x3c512b893337c5b0abc1348806befce9ff6d8fe296a0e79daed8e64716dae416","isrc":"SE5IB2100503","name":"Rain for Deeper Sleep","registered_at":"2026-06-01T12:37:01Z","spotify_id":"4Z7kTQ6AwjSrNdf58L3C2M","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c512b893337c5b0abc1348806befce9ff6d8fe296a0e79daed8e64716dae416. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4Z7kTQ6AwjSrNdf58L3C2M.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/4Z7kTQ6AwjSrNdf58L3C2M.
Rainfall Reverberations: Melodic Rain Sounds
{"copyright_id":"0x603457d619b048774bb90a9b9e35c868094b4a679261b34adb94628505404d0c","isrc":"SE5IB2323627","name":"Rainfall Reverberations: Melodic Rain Sounds","registered_at":"2026-06-01T09:36:58Z","spotify_id":"0GODejKY9sjVuXMDMWueKz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x603457d619b048774bb90a9b9e35c868094b4a679261b34adb94628505404d0c. 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/0GODejKY9sjVuXMDMWueKz.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/0GODejKY9sjVuXMDMWueKz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0821d0119386ccfdfe7c380557c87ce28230628f24076f06721517be9d37031b. 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/1Lk1go90qp6GFfTxPFiyOY.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/1Lk1go90qp6GFfTxPFiyOY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x869f3401c3998a39140036d551735dee4d883553ab88852ce6747ba4be37e71f. 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/7A2UDTGuOp98jnMCmGuK8W.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/7A2UDTGuOp98jnMCmGuK8W.
{"copyright_id":"0x0f320f7706f33250b1fb726bebdaab311df79bc22fe4b89cef1b6d3304b6c879","isrc":"SE5IB2114491","name":"Ambience: Forest Rain","registered_at":"2026-06-01T12:15:28Z","spotify_id":"5iwN7PK8NIKyAP9HpYjrlS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f320f7706f33250b1fb726bebdaab311df79bc22fe4b89cef1b6d3304b6c879. 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/5iwN7PK8NIKyAP9HpYjrlS.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/5iwN7PK8NIKyAP9HpYjrlS.
{"copyright_id":"0x36e31e04b2c609a1e0c0ab6b1f18052ec0de425fc9915c9965a4d03cff33aa36","isrc":"SE5IB1701006","name":"Cozy Rain","registered_at":"2026-06-02T00:22:31Z","spotify_id":"69tTDsecSIydyyMLjmRMwH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36e31e04b2c609a1e0c0ab6b1f18052ec0de425fc9915c9965a4d03cff33aa36. 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/69tTDsecSIydyyMLjmRMwH.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/69tTDsecSIydyyMLjmRMwH.
Gentle Drizzle Symphony: Relaxation in Rain
Study Rhythms: Melodies for Productivity
Binaural Thunder Lullabies for Restful Sleep
Rain Flow Sessions: Yoga Peaceful Rhythms
Concentration in Thunder: Productive Music Sounds
Tranquil Rain and Thunder: Ultimate Chill Relaxation
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10202385f5408a64cefd83c9706a6efe43ec567642a25f29a57cb33f79fba120. 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/6SoSVRemix7GmsZZusXXhY.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/6SoSVRemix7GmsZZusXXhY.
{"copyright_id":"0xf6efe00a8eebb812cbeb194861afe548f2eed77008f0437fd3f54e1832395c74","isrc":"SE5IB2123113","name":"Here Are The Clouds","registered_at":"2026-06-09T15:24:22Z","spotify_id":"4giLzY5UfpR1upfQZIyN2S","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6efe00a8eebb812cbeb194861afe548f2eed77008f0437fd3f54e1832395c74. 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/4giLzY5UfpR1upfQZIyN2S.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/4giLzY5UfpR1upfQZIyN2S.