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 0xbb53afc139ecc5a1d8887b3bdaef1946c8ea53fc047af02b16fb61936c95cfe1. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/623e9f98-4bff-461e-ad42-c76a0be18796.json and https://artists.proofprofile.net/proofs/artist/623e9f98-4bff-461e-ad42-c76a0be18796.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x2eae96211f78263bd02e8582b9d728d2c11ecc750ffc9e7f15d3408e2098dd1a","isrc":"QZAPG1751487","name":"Because I Love You","registered_at":"2026-06-29T14:56:18Z","spotify_id":"5vVbhRfqkavfWX5ID8rDBo","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 0x2eae96211f78263bd02e8582b9d728d2c11ecc750ffc9e7f15d3408e2098dd1a. 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/5vVbhRfqkavfWX5ID8rDBo.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/5vVbhRfqkavfWX5ID8rDBo.
{"copyright_id":"0x2eae96211f78263bd02e8582b9d728d2c11ecc750ffc9e7f15d3408e2098dd1a","isrc":"QZAPG1751487","name":"Because I Love You","registered_at":"2026-06-29T14:56:18Z","spotify_id":"2xhkaIjdmQtzTE2I3BLVeG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2eae96211f78263bd02e8582b9d728d2c11ecc750ffc9e7f15d3408e2098dd1a. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2xhkaIjdmQtzTE2I3BLVeG.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/2xhkaIjdmQtzTE2I3BLVeG.
{"copyright_id":"0x44d22ecbbd93a1b0d9e7b5e8dc1ae62db96c2fd0ebad5c62d8d67914127fd121","isrc":"QZCE61806555","name":"On the Dance Floor","registered_at":"2026-06-29T14:59:23Z","spotify_id":"4nB719CFvYfChS0VXf7ZMV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44d22ecbbd93a1b0d9e7b5e8dc1ae62db96c2fd0ebad5c62d8d67914127fd121. 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/4nB719CFvYfChS0VXf7ZMV.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/4nB719CFvYfChS0VXf7ZMV.
{"copyright_id":"0xcc88de5e16905b818aa8ecdb9cfecc041adc046dce598173e965fad451275b5d","isrc":"QZDA41822133","name":"Conmigo - Extended Mix","registered_at":"2026-06-29T14:55:44Z","spotify_id":"0XpgMucAyAML38tykMKAgH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc88de5e16905b818aa8ecdb9cfecc041adc046dce598173e965fad451275b5d. 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/0XpgMucAyAML38tykMKAgH.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/0XpgMucAyAML38tykMKAgH.
Once Upon a Time [Extended Mix] - Bonzana Remix
Wonderful Life (The Distance & Igi Remix)
Wonderful Life - The Distance & Igi Remix
Once Upon a Time - Bonzana Extended Remix
Max Oazo ft. CAMI - What Is Love ( The Distance & Igi remix ) - The Distance & Igi Remix
Would You Wait for Me (Arty Violin Remix)
Would You Wait for Me - Arty Violin Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55edf36465c29427022d8167f50523d797d742a7c5ca24ca1f871f68ce238b51. 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/3UVoqrgxehuszpE9tJpUmy.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/3UVoqrgxehuszpE9tJpUmy.
Right Here Waiting (The Distance & Igi Remix)
Right Here Waiting - The Distance & Igi Remix
It Must Have Been Love (The Distance & Igi Remix)
It Must Have Been Love - The Distance & Igi Remix
Right Now [Na Na Na] (The Distance & Igi Remix)
Right Now [Na Na Na] - The Distance & Igi Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed0320726e975b74866337111843b9dae1926f43a7b21fba2ec56df572ae5059. 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/1N8SL7FFEQCaL1w1dOSvJP.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/1N8SL7FFEQCaL1w1dOSvJP.
Hear Me Tonight (The Distance & Stam Remix)
It's My Life (The Distance & Stam Remix)
Smells Like Teen Spirit (The Distance Remix)
Smells Like Teen Spirit - The Distance Remix
The Final Countdown (The Distance & Riddick Remix)
Once Upon A Time (Melodic House & Techno)
Once Upon A Time - Melodic House & Techno Mix
Once Upon A Time - Melodic House & Techno Extended Mix
Once Upon A Time - Melodic House & Techno Sped Up Mix
Supergirl (The Distance & Riddick Remix)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73b2615536b16c003cb5a44c8851d066cc3b5cce21d71a674b567091fd6b8e41. 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/6s2IdF6kHr4rNkFXFzvCo1.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/6s2IdF6kHr4rNkFXFzvCo1.
Gimme! Gimme! Gimme! (A Man After Midnight)
Gimme! Gimme! Gimme! (A Man After Midnight) - Extended Mix
Gimme! Gimme! Gimme! (A Man After Midnight) - Slowed
Gimme! Gimme! Gimme! (A Man After Midnight) - Sped Up
Enjoy The Silence (The Distance & Riddick Remix)
Enjoy The Silence - The Distance & Riddick Remix
Once Upon A Time (Dance Remix) - Sped Up
Nothing's Gonna Stop Us Now - Extended Mix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5188db4a2c130500cf5f1cd4702567010d93b74acb2c3ff435890f1157136d9d. 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/0cYWHObExIj8GTqiQPhzsz.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/0cYWHObExIj8GTqiQPhzsz.