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 0x70062ac748fd49eaf4b9ba78f8bc969cf7abdcab11bb29b7db35fae308c9ef18. 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/460f5f60-9b98-4be8-ab0f-2ac12765da1c.json and https://artists.proofprofile.net/proofs/artist/460f5f60-9b98-4be8-ab0f-2ac12765da1c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0xa63ddbbc7a3837a3c6c8bd8418d6c181bb24202d5780996e3d9b87b2241ad83d. 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/0NzUVkQeJPkgCUvefRrgwY.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/0NzUVkQeJPkgCUvefRrgwY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7a33ed8614f7cebdf6993300d846d099fec8692e711cfa80cbf2590c3e5f791. 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/0DFHot7cnzmq0KI2O2OQEc.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/0DFHot7cnzmq0KI2O2OQEc.
{"copyright_id":"0xa280cf05319a81451402e09fb92c14e6ffecd4f2abdf9cd5943b8ca27d758d68","isrc":"DEPI82021240","name":"Invisible Dance","registered_at":"2026-06-22T00:38:54Z","spotify_id":"38nuv3Ykd4IUcl2secrID2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa280cf05319a81451402e09fb92c14e6ffecd4f2abdf9cd5943b8ca27d758d68. 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/38nuv3Ykd4IUcl2secrID2.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/38nuv3Ykd4IUcl2secrID2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11477751bceb6e2ed9a4204dc6e8125e40044861dd31df5761d0ea1022464440. 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/1tSzxOhl9SaoC7zSyS2gy8.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/1tSzxOhl9SaoC7zSyS2gy8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3cadea619a38177e152886e3d26d7abd52336fe566a9fd07aa12d4a10d969c6. 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/3n4TezT7vz47eZJb7cbJgI.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/3n4TezT7vz47eZJb7cbJgI.
Move With the Present - Stelios Vassiloudis Remix
Story of a Bleeding Heart - Hot TuneiK & Iso the Kid Remix
De Spa - Pablo Bolivar & Hirotaka Miyamoto Remix - Mixed
Recoding Desires - Pablo Bolivar Remake - Mixed
Roselight - Pablo Bolivar Club Vision - Mixed
Supernova - Pablo Bolivar, Nacho Sanchez Remix - Mixed
Tourist - Pablo Bolivar's Remake - Mixed
Johnny Belinda - Pablo Bolivar Celtic Soul Remake - Mixed
{"copyright_id":"0xfe1fad365863d6cc46a5a6f72cde357d56d71d9b1476b4d173262a5220e141a5","isrc":"DEL021870022","name":"Daydream - Pablo Bolivar Remix","registered_at":"2026-06-11T09:43:15Z","spotify_id":"6sfqWtWJFof6WiAGCcmVya","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe1fad365863d6cc46a5a6f72cde357d56d71d9b1476b4d173262a5220e141a5. 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/6sfqWtWJFof6WiAGCcmVya.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/6sfqWtWJFof6WiAGCcmVya.