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 0x29cffc56bbe82f05ca348ab2124b4cedfb6cc4a3f6332859ad8d6aa9e620257f. 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/42c5163c-c446-4a34-81ae-ca1860ebea91.json and https://artists.proofprofile.net/proofs/artist/42c5163c-c446-4a34-81ae-ca1860ebea91.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Friends Don’t Let Friends Drink Alone (feat. Dean Brody & MacKenzie Porter)
{"copyright_id":"0x71ed4e10b25a99de62f7ac1d7cf2041caba07124a763f3b7f4c88ffa37ae3d4a","isrc":"CAB391902403","name":"The Fall","registered_at":"2026-06-29T17:09:23Z","spotify_id":"2XjTuEG9rfwVXt82B6ZCcp","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 0x71ed4e10b25a99de62f7ac1d7cf2041caba07124a763f3b7f4c88ffa37ae3d4a. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2XjTuEG9rfwVXt82B6ZCcp.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/2XjTuEG9rfwVXt82B6ZCcp.
Hide From A Broken Heart (Live Acoustic)
How Do You Miss Me (feat. Alexandra Kay)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bc685966fea9a02f96ec7f3e5b72f5e38d62929ec38374004f66beee0702493. 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/7jHSwG9uB7hE091SNHHeRz.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/7jHSwG9uB7hE091SNHHeRz.
Crystal Suite 35th Anniversary Edition (Remastered)
{"copyright_id":"0x424806b65f8404ee7607739d38ac1231f101dce0feeaaa0e5e112d451cb81a00","isrc":"US2V97842003","name":"Harp & Soul - Remastered","registered_at":"2026-06-25T18:41:57Z","spotify_id":"5QnFpBAmqNvSVlHa2kfUgL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x424806b65f8404ee7607739d38ac1231f101dce0feeaaa0e5e112d451cb81a00. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5QnFpBAmqNvSVlHa2kfUgL.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/5QnFpBAmqNvSVlHa2kfUgL.
My Creative Hour - Healing and Mind Focusing Tunes
{"copyright_id":"0xb8b1ceec736717cf9bbf98df07d0bee63ecfe2b2558e1126b84ffe0fe5f2d748","isrc":"USUMC0200276","name":"Mull Of Kintyre","registered_at":"2026-06-18T13:42:27Z","spotify_id":"0VNxfXzsfgVJvqfnrxUw5h","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8b1ceec736717cf9bbf98df07d0bee63ecfe2b2558e1126b84ffe0fe5f2d748. 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/0VNxfXzsfgVJvqfnrxUw5h.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/0VNxfXzsfgVJvqfnrxUw5h.