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 0xecfea5f8f72c8eeb39c104872e460fff840fdbf1ef6228e48d3829f794363d8c. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b1f8497e-c8c5-4033-aac0-c9a21f7d21f0.json and https://artists.proofprofile.net/proofs/artist/b1f8497e-c8c5-4033-aac0-c9a21f7d21f0.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 0x227e53a8d3bbb0e467c90aeacc0a6b5b8d49e601a3cf3e1513f639bc893d013e. 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/20qJC34w7dz7lzqlgCA41r.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/20qJC34w7dz7lzqlgCA41r.
RIDERS (Feat. Chin, UNEDUCATED KID, Jay Park & Tiger JK)
Spin The Block (Feat. Paul Blanco, 365LIT, LIL GIMCHI)
{"copyright_id":"0x8a46323b45fbd28fe6ac37b3119ebd177021c6a44fcb86ba5c696b8e56c528a3","isrc":"KRE132200001","name":"Spin The Block (Feat. Paul Blanco, 365LIT, LIL GIMCHI)","registered_at":"2026-06-18T14:00:07Z","spotify_id":"3Egv0QvxRwI79rd5Y7XHg2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a46323b45fbd28fe6ac37b3119ebd177021c6a44fcb86ba5c696b8e56c528a3. 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/3Egv0QvxRwI79rd5Y7XHg2.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/3Egv0QvxRwI79rd5Y7XHg2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80ee2edd1752080eca9e139924a27f9749669d0398839b757b2eb21f54e739e7. 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/26Lg8wIuXijnNknu0wFsEB.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/26Lg8wIuXijnNknu0wFsEB.
{"copyright_id":"0x5937521f75b0d043b3b5642e515f3f45a821753fbbfdce82c394a9aabb537587","isrc":"KRE132200003","name":"24 Hours (Feat. Chin, SC4F & MADII)","registered_at":"2026-06-19T09:03:16Z","spotify_id":"1qucwOrgFKSZPFWbqTZZOe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5937521f75b0d043b3b5642e515f3f45a821753fbbfdce82c394a9aabb537587. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1qucwOrgFKSZPFWbqTZZOe.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/1qucwOrgFKSZPFWbqTZZOe.
{"copyright_id":"0x3b17c618de58f856620c1428353aeaf25eeb5103dfc4c886b54d944c1d11dd94","isrc":"KRE132200004","name":"Double Up (Feat. skinny brown, CK)","registered_at":"2026-06-20T19:12:33Z","spotify_id":"3TfIXDBZJqZzjDHnw50yDL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b17c618de58f856620c1428353aeaf25eeb5103dfc4c886b54d944c1d11dd94. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3TfIXDBZJqZzjDHnw50yDL.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/3TfIXDBZJqZzjDHnw50yDL.
{"copyright_id":"0x331ffc31cfbe3e6dad3703fe5b0db4c45f129f7eddaa2ea2dd2a61ab8a5e3824","isrc":"KRE132200005","name":"Xlove (Feat. JAEHA, Loco)","registered_at":"2026-06-09T16:16:02Z","spotify_id":"4afukAXqO0LcIaSo8ykC4X","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x331ffc31cfbe3e6dad3703fe5b0db4c45f129f7eddaa2ea2dd2a61ab8a5e3824. 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/4afukAXqO0LcIaSo8ykC4X.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/4afukAXqO0LcIaSo8ykC4X.
Urban Area (Feat. unofficialboyy, gamma)
{"copyright_id":"0x669b9fe1a77119d38a9427796331d0ff88b3db7dab97fe6d0b5f49afeb7ba905","isrc":"KRE132200006","name":"Urban Area (Feat. unofficialboyy, gamma)","registered_at":"2026-06-25T16:51:59Z","spotify_id":"0SYRtH1xsVjRHOD79cbH17","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x669b9fe1a77119d38a9427796331d0ff88b3db7dab97fe6d0b5f49afeb7ba905. 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/0SYRtH1xsVjRHOD79cbH17.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/0SYRtH1xsVjRHOD79cbH17.
{"copyright_id":"0x84da58d7adb9aedd0ec718b1f01b4b3ef3bd29d36e2dcc0539854e88693b0798","isrc":"KRE132200007","name":"NO SPACE (Feat. Loopy, Owen)","registered_at":"2026-06-24T09:38:09Z","spotify_id":"4QyzmaYxN5LjWShnHYofZc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84da58d7adb9aedd0ec718b1f01b4b3ef3bd29d36e2dcc0539854e88693b0798. 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/4QyzmaYxN5LjWShnHYofZc.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/4QyzmaYxN5LjWShnHYofZc.
{"copyright_id":"0x1a750fb6717ac81cd906e2e2c2d1477ef7acadb2f49e0241e1e2ec1461fa6396","isrc":"KRE132200008","name":"MT (Feat. ron, JAMIE)","registered_at":"2026-06-18T14:00:03Z","spotify_id":"4tjEXKfFvMYy3QfAnFeEfX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a750fb6717ac81cd906e2e2c2d1477ef7acadb2f49e0241e1e2ec1461fa6396. 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/4tjEXKfFvMYy3QfAnFeEfX.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/4tjEXKfFvMYy3QfAnFeEfX.
{"copyright_id":"0x70a6ae081aaa56a81f373a9cb2f9bb46c32ac36626876d1df9d28e0cd71cd311","isrc":"KRE132200009","name":"Why are you so (Feat. Leellamarz)","registered_at":"2026-06-09T06:36:29Z","spotify_id":"7qc3A6VNE6Iu9qVJxf1Bq5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70a6ae081aaa56a81f373a9cb2f9bb46c32ac36626876d1df9d28e0cd71cd311. 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/7qc3A6VNE6Iu9qVJxf1Bq5.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/7qc3A6VNE6Iu9qVJxf1Bq5.
{"copyright_id":"0x13532d4b2b0b4f1d3cef0df52538867df51752e4c66b9c21da47ca1adf82d74d","isrc":"KRE132200010","name":"runaway (Feat. DON MALIK)","registered_at":"2026-06-25T16:53:18Z","spotify_id":"5mgJHVqjrx56K4mAJx8eaY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13532d4b2b0b4f1d3cef0df52538867df51752e4c66b9c21da47ca1adf82d74d. 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/5mgJHVqjrx56K4mAJx8eaY.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/5mgJHVqjrx56K4mAJx8eaY.
{"copyright_id":"0xdbca4c0193dafbc5af7dfb1ab828a2713bc05672ba552058315dd0e5380d7dfa","isrc":"KRE132200011","name":"Rewind (Feat. TRADE L, OSUN)","registered_at":"2026-06-09T16:18:14Z","spotify_id":"4Fpoz7vMS18QPkC8YGVoZC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbca4c0193dafbc5af7dfb1ab828a2713bc05672ba552058315dd0e5380d7dfa. 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/4Fpoz7vMS18QPkC8YGVoZC.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/4Fpoz7vMS18QPkC8YGVoZC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4b6c9ba5a51b15394cd99525bea230fe119f36c0ef87f5c6ce876e9beb0e502. 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/7qzAjk73e1DpJ5mnD944Ue.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/7qzAjk73e1DpJ5mnD944Ue.
{"copyright_id":"0xe1899b2075ff4109f29b535ee1f2e6d3631a082b5097f888f5957a90b5fcab9a","isrc":"KRE132300026","name":"Dial (Feat. Leellamarz, BIG Naughty)","registered_at":"2026-06-28T18:24:02Z","spotify_id":"58ILKjE5DjYfGIHNQa5qij","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1899b2075ff4109f29b535ee1f2e6d3631a082b5097f888f5957a90b5fcab9a. 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/58ILKjE5DjYfGIHNQa5qij.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/58ILKjE5DjYfGIHNQa5qij.
On the way (Feat. jeebanoff, KEEM HYO-EUN)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12860a265d75b25b9307f44e71b8f2209abecd774a9625cb52c815388ca1bdc8. 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/2v4ZCNoX2C1o8evxgLu51U.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/2v4ZCNoX2C1o8evxgLu51U.
Is this too much? (Feat. Chan, Hash Swan)
{"copyright_id":"0x10944e2b6bb6f3bdd6ea53b7e75d0e3d295ddcfb4ee92ae8cfb9389ed9a49fc8","isrc":"KRA492400748","name":"Is this too much? (Feat. Chan, Hash Swan)","registered_at":"2026-06-09T14:40:52Z","spotify_id":"6Bx3jtzljURZqDh097tDFA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10944e2b6bb6f3bdd6ea53b7e75d0e3d295ddcfb4ee92ae8cfb9389ed9a49fc8. 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/6Bx3jtzljURZqDh097tDFA.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/6Bx3jtzljURZqDh097tDFA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96063fd13d636bdb05bd7c7785494c305633a4b395dcadfa610203c08309b9f5. 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/6YlcVbfjg2pfrvjWBBRQeR.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/6YlcVbfjg2pfrvjWBBRQeR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5648d8e82efc3b3499833265a68c684e1344d0b6ab7598a0dd44f3deee72a9e4. 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/7hUWL4606UW1VPt6k1Am04.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/7hUWL4606UW1VPt6k1Am04.
{"copyright_id":"0x8e0b40bfc38d6a926202ead59aee35a210db1299cf0d79c21598b128aed57a10","isrc":"KRA492400753","name":"Ticket (Feat. CHANGMO, Kvsh)","registered_at":"2026-06-28T18:20:14Z","spotify_id":"1Jdr8PjFU7Y0CwK29miFNa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e0b40bfc38d6a926202ead59aee35a210db1299cf0d79c21598b128aed57a10. 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/1Jdr8PjFU7Y0CwK29miFNa.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/1Jdr8PjFU7Y0CwK29miFNa.
Too Hot (Feat. The Quiett, oygli, Street Baby)
Dirt on the rose (Feat. h3hyeon, Skinny Brown, DON MALIK)
{"copyright_id":"0xa38ffbeb5be8c484b2e6d47ea8ee4aa902df0b8796ce429ecfd2dbd8b51c7d85","isrc":"KRA492400756","name":"Dirt on the rose (Feat. h3hyeon, Skinny Brown, DON MALIK)","registered_at":"2026-06-28T21:49:17Z","spotify_id":"4gIdTCdiQ4VGhhvS7pi0WJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa38ffbeb5be8c484b2e6d47ea8ee4aa902df0b8796ce429ecfd2dbd8b51c7d85. 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/4gIdTCdiQ4VGhhvS7pi0WJ.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/4gIdTCdiQ4VGhhvS7pi0WJ.