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 0xd143524e12b5b1bbe9154fb6fa58fee3a44097db1b961cf0f05c946255d12e86. 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/75285b7b-b78d-4b1c-9fbc-fe19a9db8579.json and https://artists.proofprofile.net/proofs/artist/75285b7b-b78d-4b1c-9fbc-fe19a9db8579.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 0xbe1091084be07d0cce2e17628890e51464b7e80a391d51b0f3a7a062b397b0d1. 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/2P8cNcoMwIpPwjXWl3Ira5.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/2P8cNcoMwIpPwjXWl3Ira5.
Anarchy freestyle (feat. Boi B, SIKBOY, Bruno Champman, Brown tigger, Yonge Jaundice, Hangzoo, walo)
Perfect (Feat. Brown Tigger) (GET SCHOOLED X Gwangil Jo)
Minamdang (Original Television Soundtrack, Pt. 1)
Webtoon 'Return of the Blossoming Blade' Part. 1 (Original Soundtrack)
Arcrobat2 (feat. Mc Sniper, Sikboy, Hash Swan, Mommy Son, TAKEWON, Koonta & 2FAITH) - Remix Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd33f6b03e43dc1958a4f298b85f4ba2032e28283712750b41dd67402c22c4c2. 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/3ijq6sRH7PgRabMb83VvQO.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/3ijq6sRH7PgRabMb83VvQO.
{"copyright_id":"0xc85f286311e0a5c4d8f31e07ac2780ad57cd2011cc0c7e04a8cae85642888dc8","isrc":"KRMIM2441880","name":"AK47 MEGA MIX - Remix","registered_at":"2026-06-09T19:04:23Z","spotify_id":"5Kol3t25ZLBUKVSFcnBiZc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc85f286311e0a5c4d8f31e07ac2780ad57cd2011cc0c7e04a8cae85642888dc8. 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/5Kol3t25ZLBUKVSFcnBiZc.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/5Kol3t25ZLBUKVSFcnBiZc.
Wake Up (Prod. CODE KUNST) - Instrumental
Waterbomb (Prod. CODE KUNST) - Instrumental
Journey (Prod. CODE KUNST) - Instrumental
All Day War (Feat. Brown Tigger, Gwangil Jo)
{"copyright_id":"0xe27bacb4b5ae54a8c1935e84de0de4f01902513cb9b5e5f602d85f8a11b3c7b8","isrc":"KRMIM2024197","name":"Makmal (Feat. Gaeko, Gwangil Jo)","registered_at":"2026-06-22T09:01:11Z","spotify_id":"6JuLZSAbFqbleLGUdVDhP0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe27bacb4b5ae54a8c1935e84de0de4f01902513cb9b5e5f602d85f8a11b3c7b8. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6JuLZSAbFqbleLGUdVDhP0.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/6JuLZSAbFqbleLGUdVDhP0.
{"copyright_id":"0xe27bacb4b5ae54a8c1935e84de0de4f01902513cb9b5e5f602d85f8a11b3c7b8","isrc":"KRMIM2024197","name":"Makmal (Feat. Gaeko, Gwangil Jo)","registered_at":"2026-06-22T09:01:11Z","spotify_id":"5dCzaDHr9P22HU8zkNsoNu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe27bacb4b5ae54a8c1935e84de0de4f01902513cb9b5e5f602d85f8a11b3c7b8. 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/5dCzaDHr9P22HU8zkNsoNu.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/5dCzaDHr9P22HU8zkNsoNu.
Minamdang (Original Television Soundtrack)
Garion (Feat. Dynamicduo) (Prod. Primary)
{"copyright_id":"0xe60eefff18f666b155ff29af79ff4aab1294b42f1687bc3905be78f621f9dbfc","isrc":"KRA492101361","name":"Garion (Feat. Dynamicduo) (Prod. Primary)","registered_at":"2026-06-08T19:04:20Z","spotify_id":"3ulX3obs7oJGzluQNzcIDX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe60eefff18f666b155ff29af79ff4aab1294b42f1687bc3905be78f621f9dbfc. 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/3ulX3obs7oJGzluQNzcIDX.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/3ulX3obs7oJGzluQNzcIDX.
Journey (Feat. Ailee, Hangzoo, Gaeko) (Prod. CODE KUNST)
{"copyright_id":"0x69ad96e7da685fa5801ad56d583eee641ed68e39e5ed635fba32aa43dd6058cd","isrc":"KRA492101365","name":"Journey (Feat. Ailee, Hangzoo, Gaeko) (Prod. CODE KUNST)","registered_at":"2026-06-10T16:13:04Z","spotify_id":"0lSEBny2a7deD0Yd8DNtVY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69ad96e7da685fa5801ad56d583eee641ed68e39e5ed635fba32aa43dd6058cd. 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/0lSEBny2a7deD0Yd8DNtVY.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/0lSEBny2a7deD0Yd8DNtVY.
Street Man Fighter Original Vol.4 (Crew Songs)
{"copyright_id":"0xeba4bca4d6dfb05e9e1aeb76630b6175eec278dde23bc7133a960f94086027c5","isrc":"KRA492200874","name":"GROOVE (Prod. Czaer)","registered_at":"2026-06-08T18:29:42Z","spotify_id":"7lWtQnzpN6wXWsyxOOt4yL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeba4bca4d6dfb05e9e1aeb76630b6175eec278dde23bc7133a960f94086027c5. 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/7lWtQnzpN6wXWsyxOOt4yL.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/7lWtQnzpN6wXWsyxOOt4yL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47f5367073eb9d73e5951f2e2c037c0460da37f92244cf7f06634e26afb9b4ce. 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/6aoJWBJoFfg7ZeLANcvsNV.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/6aoJWBJoFfg7ZeLANcvsNV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13f7ed3b471a0133a5debb530d3fe4ac2394a8b60d635e336805f625ca45b766. 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/2XGDoivgd4fealvfxucoNA.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/2XGDoivgd4fealvfxucoNA.