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 0xafcd58ce6fea3c9f4c384f69468907f451d459646049dfa3a883e2a9a5760ea4. 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/d5bd7243-6384-45ad-b747-66622c1f6167.json and https://artists.proofprofile.net/proofs/artist/d5bd7243-6384-45ad-b747-66622c1f6167.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Kottonmouth Kings Present D-Loc : Made For Kings
Still Smokin' (feat. Johnny Richter, Daddy X & Saint Dog)
Let's Ride (feat. Johnny Richter & Daddy X)
Frontline (feat. Big B, Daddy X & The Dirtball)
Keep a Look Out (feat. Johnny Richter & Judge D)
Crazy Women (feat. Pakelika & Johnny Richter)
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 0xdca29bd9a049701866a8379d5faf395af90fcaf8ee5c7ca8879414de629e9286. 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/1WuiBQDlDESHZ3PxKnf7vO.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/1WuiBQDlDESHZ3PxKnf7vO.
Miracle / Wherever (feat. Big TC & D-Loc)
{"copyright_id":"0xf9e6090c1d3d6c515281c4dc5eda7655b3667e88646da6ca11025ba75c062e50","isrc":"USAT21503270","name":"Miracle / Wherever (feat. Big TC & D-Loc)","registered_at":"2026-06-08T01:53:11Z","spotify_id":"6jhXQOpqcZ1gCm3xDVz4If","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9e6090c1d3d6c515281c4dc5eda7655b3667e88646da6ca11025ba75c062e50. 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/6jhXQOpqcZ1gCm3xDVz4If.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/6jhXQOpqcZ1gCm3xDVz4If.
{"copyright_id":"0xf9e6090c1d3d6c515281c4dc5eda7655b3667e88646da6ca11025ba75c062e50","isrc":"USAT21503270","name":"Miracle / Wherever (feat. Big TC & D-Loc)","registered_at":"2026-06-08T01:53:11Z","spotify_id":"3ti7JgvDPcWnwzCeoZtztV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9e6090c1d3d6c515281c4dc5eda7655b3667e88646da6ca11025ba75c062e50. 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/3ti7JgvDPcWnwzCeoZtztV.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/3ti7JgvDPcWnwzCeoZtztV.
Million Dollar Classics 1997-1999 (Digital Box Set)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6803841a9aa9232f5a0a91525a2c6803de9eaf1d3546eb926536188541862d07. 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/0uapl4658W4b399hpGL1Fd.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/0uapl4658W4b399hpGL1Fd.
HaveIT Music Presents... Shutup & Listen, Vol. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63c03efd9a048dc71d8d277ded8cf722f712ec31579467aef0bc2109c00a82fa. 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/3t5jFzwpY8izOMDPHK8Syv.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/3t5jFzwpY8izOMDPHK8Syv.