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 0x5224d212a5d494d1b20c96cb3da4fabd9212b89d5c22e46d73a0124248061d14. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b8bed198-2e31-42c8-8296-0e16e2ca1749.json and https://artists.proofprofile.net/proofs/artist/b8bed198-2e31-42c8-8296-0e16e2ca1749.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Music's Gentle Embrace: Harmonious Soothing Tones
Binaural Rain and Gentle Thunder for Baby's Calm
Soothing Rain Melodies: Music for Spa Relaxation
Binaural Yoga in Nature: Birds and Rain's Serenity - 92 96 Hz
Serene Rain with Binaural Relaxation Techniques
Soothing Rain for Cats: Tranquil Nature Sounds
Peaceful Thunder Relaxation: Serene Rhythms
Rain Meditation: Tranquil Droplets for Serenity
Rain's Zen: Gentle Drops for Meditation Harmony
{"copyright_id":"0xcd733ea5c8c1054c7c99afe943a7d1f9c6530adca9256ca255d4c6b643cf7b6c","isrc":"SEXGF2397583","name":"Rain Mirage","registered_at":"2026-06-08T09:28:06Z","spotify_id":"6lPTlXpBLBe2aDDq9UnODN","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 0xcd733ea5c8c1054c7c99afe943a7d1f9c6530adca9256ca255d4c6b643cf7b6c. 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/6lPTlXpBLBe2aDDq9UnODN.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/6lPTlXpBLBe2aDDq9UnODN.
{"copyright_id":"0xfab12ea6a8ca390ff1f19eab6e32dff4650aada5c0b841bbb3a5ff8510ae8c5f","isrc":"SEXGF2397584","name":"Rain Fantasia","registered_at":"2026-06-12T00:32:49Z","spotify_id":"0kQjTBHW0anxMJ3DvZ74UE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfab12ea6a8ca390ff1f19eab6e32dff4650aada5c0b841bbb3a5ff8510ae8c5f. 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/0kQjTBHW0anxMJ3DvZ74UE.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/0kQjTBHW0anxMJ3DvZ74UE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc2a1a40e6029712e25fc12b33b27ed6f0b1968240b4f430cda3dc1290565e3e. 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/5u1G6j3gGvHs6BDar1xLEi.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/5u1G6j3gGvHs6BDar1xLEi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2965cc708b8bf1ba47d236b4bc5c44ee3fe366604fa42229ee3d0bbfa8915717. 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/65RH6piJCg2IG6S3yFO9Tu.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/65RH6piJCg2IG6S3yFO9Tu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc52111057231612b6c9033ee34e8a9534dc23aeb9948196392583f1243045f4b. 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/2w3HZGGOknK3juCyLzGBr0.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/2w3HZGGOknK3juCyLzGBr0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb15d348736bf0cb5eb7f9e2e3b4d6e66375657f5ad8f05d440adba8524a1ed7a. 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/1q0ZGKIkPig119VNdjFYVd.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/1q0ZGKIkPig119VNdjFYVd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa614ee4b42699165e5f774c2d656a72d598a7d4243072e82c935cfd024fb853f. 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/1mOkjs4DIuCQg6qmAxttyW.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/1mOkjs4DIuCQg6qmAxttyW.