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 0x6b411bc7bc219410e8a93feefda91d5690dce63ea68e1552bc1c2b4142b8d88e. 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/4db64914-b3c1-4e66-8114-dd876a0fcd0a.json and https://artists.proofprofile.net/proofs/artist/4db64914-b3c1-4e66-8114-dd876a0fcd0a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Up Up And Away (Prod. by Shimmy Twice) - Instrumental
24: 26 (5th Anniversary Remaster Edition)
24:26 (5th Anniversary Remaster Edition)
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 0x194f01eba88e091b2db88d5e659c72ac1c32a08721ec5f1b6c56e0c7fc2bb270. 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/03Z870QIJw6kSwsln77Ab8.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/03Z870QIJw6kSwsln77Ab8.
Blurry (Feat. Dbo) (Prod. By PEEJAY)(Inst.)
{"copyright_id":"0x1df640825ee9309fd6bf78ba524cd8168730cbe8e8e2d5ae9f7e25f95ce1b367","isrc":"KRA381210877","name":"Mannequin (Feat. Beenzino & SURAN)","registered_at":"2026-06-07T12:20:54Z","spotify_id":"6HTMdjQSnAebsMYEKM1vy2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1df640825ee9309fd6bf78ba524cd8168730cbe8e8e2d5ae9f7e25f95ce1b367. 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/6HTMdjQSnAebsMYEKM1vy2.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/6HTMdjQSnAebsMYEKM1vy2.
Rocksteady (Feat. Paloalto, Dok2, Beatbox DG, Beenzino) - Korean Ver.
{"copyright_id":"0xdfa7ba0aa765a598a22d370836ce7f7bbc90508eaf5a60511402fe8eea23448b","isrc":"KRA350902022","name":"Rocksteady (Feat. Paloalto, Dok2, Beatbox DG, Beenzino) - Korean Ver.","registered_at":"2026-06-26T18:29:19Z","spotify_id":"7M085Ayv1LjyIokrn4rrob","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfa7ba0aa765a598a22d370836ce7f7bbc90508eaf5a60511402fe8eea23448b. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7M085Ayv1LjyIokrn4rrob.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/7M085Ayv1LjyIokrn4rrob.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf32cc031fc4cbfe27402142208b13f6325a4579429750162a3dce440c8bb5713. 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/1w6QVxfBpW9hImuZXNHcmL.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/1w6QVxfBpW9hImuZXNHcmL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b796d119fc6490db00625478284f12066cd69bae76716578b5bfad2f666ba1e. 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/5hAtmSB8KlmU81ljSupSjF.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/5hAtmSB8KlmU81ljSupSjF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26662c88558deb9555a24517ac56bff689280a3f99af0dcbc16dfe6cf42f4530. 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/5FsdBmqWWfS6S5X4NfmxSh.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/5FsdBmqWWfS6S5X4NfmxSh.
{"copyright_id":"0x2b7c5626b62fa1f69f718d2ab546defe6f22ffb4a815d19e88876cc994d8a68b","isrc":"KRA401700007","name":"미안해 (Sorry) (Feat. Beenzino)","registered_at":"2026-06-04T14:58:51Z","spotify_id":"33N2tkgwUJ7dB4eCscHpMR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b7c5626b62fa1f69f718d2ab546defe6f22ffb4a815d19e88876cc994d8a68b. 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/33N2tkgwUJ7dB4eCscHpMR.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/33N2tkgwUJ7dB4eCscHpMR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbba270f36290ecf03f84ee63edc7e135ae062ddf92ef629fc3da5ef27fe362c. 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/0kjuxjMZhGBndbq55bMSzJ.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/0kjuxjMZhGBndbq55bMSzJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e0d8fdb9153e0e0218d7e5b2b5cf72e03b6cb4ae64cce0dd36426a375e355b1. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7rtIE6rmLN2FxMvL0cXBdm.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/7rtIE6rmLN2FxMvL0cXBdm.
{"copyright_id":"0x8f64ffc7989968df51e7ce5287fadd04d7938fcb6ff70495436337c749bb1eda","isrc":"KRB141200064","name":"Too Far (Feat. Beenzino)","registered_at":"2026-06-05T15:47:58Z","spotify_id":"7q6ybjHEBBWwOTm7Y2xUCh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f64ffc7989968df51e7ce5287fadd04d7938fcb6ff70495436337c749bb1eda. 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/7q6ybjHEBBWwOTm7Y2xUCh.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/7q6ybjHEBBWwOTm7Y2xUCh.
Line No3 maebong station (Feat. Paloalto, Beenzino)
{"copyright_id":"0x62f7a79610ac75f31b594da4d71cff26e7e3a3daa91199b7002971786caf945f","isrc":"KRB141200076","name":"Line No3 maebong station (Feat. Paloalto, Beenzino)","registered_at":"2026-06-06T22:08:48Z","spotify_id":"3oDNKxY583pu08FJw8tst5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62f7a79610ac75f31b594da4d71cff26e7e3a3daa91199b7002971786caf945f. 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/3oDNKxY583pu08FJw8tst5.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/3oDNKxY583pu08FJw8tst5.
{"copyright_id":"0x1df640825ee9309fd6bf78ba524cd8168730cbe8e8e2d5ae9f7e25f95ce1b367","isrc":"KRA381210877","name":"Mannequin (Feat. Beenzino & SURAN)","registered_at":"2026-06-07T12:20:54Z","spotify_id":"5NHX9nf376Qlt5fsU84SQb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1df640825ee9309fd6bf78ba524cd8168730cbe8e8e2d5ae9f7e25f95ce1b367. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5NHX9nf376Qlt5fsU84SQb.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/5NHX9nf376Qlt5fsU84SQb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e1935285dd4292818c7b0a27dcbf66164ffe246709f22c64e5dd9e92748d5f8. 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/0INZNfpzq2XFmYmKKQ4If8.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/0INZNfpzq2XFmYmKKQ4If8.
{"copyright_id":"0x891ac42c0ce6de5a835024e5d7f716bebcbb5835c046fcf0968a219d2613c91d","isrc":"KRA491402326","name":"U & I (With Crush & Beenzino)","registered_at":"2026-06-07T15:47:28Z","spotify_id":"0jG5qTHMk26aRkESBY3kIj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x891ac42c0ce6de5a835024e5d7f716bebcbb5835c046fcf0968a219d2613c91d. 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/0jG5qTHMk26aRkESBY3kIj.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/0jG5qTHMk26aRkESBY3kIj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81f97d082b77fc68bd48836ddb717bd935136bbc645d0770c97f83b6146e4905. 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/71z0yOhlBsiuUZvLxs6xbz.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/71z0yOhlBsiuUZvLxs6xbz.