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 0xe0cf8478c8467018c34a717ffb95e37d39b8d5c054eca1e434b4fa082bd8d11e. 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/4a3f905d-6ce4-4856-b794-d9f1a42e30c4.json and https://artists.proofprofile.net/proofs/artist/4a3f905d-6ce4-4856-b794-d9f1a42e30c4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Jockey Club, Music for Dreams - the Sunset Sessions, Vol. 6 - Compiled by Kenneth Bager
{"copyright_id":"0x24efdb488acd17ca4dafdcdc0555d76ad521edfe7f1514dc7564449665079e61","isrc":"DKAZ71824004","name":"Future Days","registered_at":"2026-06-06T12:22:30Z","spotify_id":"7KTUS8IBoYk8Km0HczYh0C","type":"track"}
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 0x24efdb488acd17ca4dafdcdc0555d76ad521edfe7f1514dc7564449665079e61. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7KTUS8IBoYk8Km0HczYh0C.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/7KTUS8IBoYk8Km0HczYh0C.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6124c8a312748564a218ce57e1aec0f881ffebecb98a1a5706a1e4569ef1ac2e. 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/1RAOiyqrhUoFPbm5rJc2fo.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/1RAOiyqrhUoFPbm5rJc2fo.
{"copyright_id":"0x5d866afc976fee6b68ebf14752ed8e31366c566d70d981cf98584ef36412d1f4","isrc":"ITJ781800018","name":"Don't Forget to go home","registered_at":"2026-06-05T13:11:40Z","spotify_id":"0aFubFTLMonMPD0kWV6mLc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d866afc976fee6b68ebf14752ed8e31366c566d70d981cf98584ef36412d1f4. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0aFubFTLMonMPD0kWV6mLc.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/0aFubFTLMonMPD0kWV6mLc.
{"copyright_id":"0x5d866afc976fee6b68ebf14752ed8e31366c566d70d981cf98584ef36412d1f4","isrc":"ITJ781800018","name":"Don't Forget to go home","registered_at":"2026-06-05T13:11:40Z","spotify_id":"5gyLn7Guj4vziBXEKw5HCb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d866afc976fee6b68ebf14752ed8e31366c566d70d981cf98584ef36412d1f4. 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/5gyLn7Guj4vziBXEKw5HCb.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/5gyLn7Guj4vziBXEKw5HCb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f850b95ae667e067276c3575323fca0742332609682767fa4f7ea12ffa2aa4e. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4O3J0FR0lo41Gps1QOdJwD.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/4O3J0FR0lo41Gps1QOdJwD.
Let Music Always Round Me - WALTHER & OliO Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04d9e364915c65f88238eaed9e989850612755ca585d9bc03d98e9ca94ff8b39. 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/20yrFPbk74QC9yUjjm2lbN.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/20yrFPbk74QC9yUjjm2lbN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x498c6a1504f0d22f7d57e4ded7c930aadf97387791643c993fe4c218267e44a4. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/65yZfmbPbpiFLsTxtPLZzD.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/65yZfmbPbpiFLsTxtPLZzD.
{"copyright_id":"0xdec0a8bd9cb9767f254e167c52cbe6c7848582fa2059cd9b321e693616b45e56","isrc":"DKAZ72334413","name":"La Ville - Subnesia Remix","registered_at":"2026-06-27T00:02:45Z","spotify_id":"57WClfCmJEvuLrrHE9c0at","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdec0a8bd9cb9767f254e167c52cbe6c7848582fa2059cd9b321e693616b45e56. 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/57WClfCmJEvuLrrHE9c0at.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/57WClfCmJEvuLrrHE9c0at.
Music for Dreams Copenhagen 2015, Vol. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cb22b8bb4d137578a4425251fd031f943094a12b23a99d22af8e0db41d8cc0e. 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/1A2tDdYHsaMzcKKoW5r00D.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/1A2tDdYHsaMzcKKoW5r00D.
Fuck - The Kenneth Bager Experience Remix
The First Picture - Rocknrolla Soundsystem Remix
{"copyright_id":"0x20ae0828d550d94af5430dc79960d6c2a89e89e79dc51e164f87802992bbf6fd","isrc":"DKAZ71590494","name":"The First Picture - Rocknrolla Soundsystem Remix","registered_at":"2026-06-08T12:47:23Z","spotify_id":"5PxlFpVontsB76gdyRFTVG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20ae0828d550d94af5430dc79960d6c2a89e89e79dc51e164f87802992bbf6fd. 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/5PxlFpVontsB76gdyRFTVG.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/5PxlFpVontsB76gdyRFTVG.
Music for Dreams, Vol. 1 (Compiled by Kenneth Bager)
{"copyright_id":"0x1f206ef6ef25e60fd58e94da95a53fe45a9c2f507eed97be557cc783e8f2ee6a","isrc":"DKAZ70835102","name":"Heroes and Saints - Radio Edit","registered_at":"2026-06-07T06:33:45Z","spotify_id":"6akkohiPmoUrl6Sb1yl1tQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f206ef6ef25e60fd58e94da95a53fe45a9c2f507eed97be557cc783e8f2ee6a. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6akkohiPmoUrl6Sb1yl1tQ.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/6akkohiPmoUrl6Sb1yl1tQ.
{"copyright_id":"0x65acb99f3c73bf525ce3e164ac717fe48e08b1bc861618cb707dc6225dc110bf","isrc":"DKAZ70300101","name":"On My Own","registered_at":"2026-06-25T20:20:25Z","spotify_id":"6uxVeGGLjJIDGEaD6zuBzi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65acb99f3c73bf525ce3e164ac717fe48e08b1bc861618cb707dc6225dc110bf. 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/6uxVeGGLjJIDGEaD6zuBzi.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/6uxVeGGLjJIDGEaD6zuBzi.
Beautiful Day - Trentemoller/Banzai Remix
{"copyright_id":"0xb8362d14232e74e702f1110e3c653518f861d27d1bf27506fce872c821129ccc","isrc":"DKBQ90400103","name":"Beautiful Day - Trentemoller/Banzai Remix","registered_at":"2026-06-18T14:19:30Z","spotify_id":"6ZJFysFNt5kn2PekhLLetH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8362d14232e74e702f1110e3c653518f861d27d1bf27506fce872c821129ccc. 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/6ZJFysFNt5kn2PekhLLetH.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/6ZJFysFNt5kn2PekhLLetH.
P.U.F. - Robot Coupe Drug Orientation Dub
Music for Dreams, Vol. 3 (Compiled by Kenneth Bager)
Wish You Were Here - Charles Webster Remix
People - Trentmoller/Banzai Republic Remix
{"copyright_id":"0xcb977542266f6af365aeddefc953b11cdc28c417236b36fe94f8ecb2af4199c6","isrc":"DKBQ90400125","name":"People - Trentmoller/Banzai Republic Remix","registered_at":"2026-06-27T00:01:58Z","spotify_id":"6f6yGB1SmHf2M4CcW0jiv1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb977542266f6af365aeddefc953b11cdc28c417236b36fe94f8ecb2af4199c6. 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/6f6yGB1SmHf2M4CcW0jiv1.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/6f6yGB1SmHf2M4CcW0jiv1.
Fragment 4 - Love Won't Leave Me Alone - Album Mix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e83425fd3b998a467d17a7313d3f6e0b4de0fa46b3bc7ae02f4e1b0fc253681. 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/0z7PHTkPcSR3DEWqNf1Y0C.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/0z7PHTkPcSR3DEWqNf1Y0C.
{"copyright_id":"0x7ed816327f05f595f800141e0a90c65ed366ca62d95afe417ee85a7ff5def2bd","isrc":"DKAZ70833106","name":"Song For Sophie","registered_at":"2026-06-06T07:57:17Z","spotify_id":"5zIlknKjEoKShhhXDaOO1A","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ed816327f05f595f800141e0a90c65ed366ca62d95afe417ee85a7ff5def2bd. 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/5zIlknKjEoKShhhXDaOO1A.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/5zIlknKjEoKShhhXDaOO1A.
Music for Dreams: Best of, Vol. 4 (Compiled by Moonboots)
Fragment 11 - The Day After Yesterday IIIII - It Will Never Happen Again
{"copyright_id":"0x97aaa48123c5aae65efe36115df2847919a08efeb65cfbbe25c90281503aba6a","isrc":"DKAZ71490476","name":"Stuck In A Lie (Ole Fonken Remix)","registered_at":"2026-06-06T03:55:02Z","spotify_id":"2LEB7KuLechCtFsyv6q0DV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97aaa48123c5aae65efe36115df2847919a08efeb65cfbbe25c90281503aba6a. 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/2LEB7KuLechCtFsyv6q0DV.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/2LEB7KuLechCtFsyv6q0DV.
Eve - The Kenneth Bager Experience Remix
{"copyright_id":"0x4a77b1e0582055b5604449fc03460dfac2d2eeb7b86506a8d1a13e82a4521bb2","isrc":"DKAZ71512801","name":"Never Stop Dreaming","registered_at":"2026-06-06T17:56:39Z","spotify_id":"7LV0QaA49tjBlBukAdMHAq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a77b1e0582055b5604449fc03460dfac2d2eeb7b86506a8d1a13e82a4521bb2. 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/7LV0QaA49tjBlBukAdMHAq.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/7LV0QaA49tjBlBukAdMHAq.
{"copyright_id":"0xbdead89826cc47d0a93739b0428b8f100efb8027234fe5ca58ca19e0620f015d","isrc":"FR6F31460190","name":"What's My Name (Extended Disco Mix)","registered_at":"2026-06-08T19:52:11Z","spotify_id":"4jc6JoElmLLxceXnRukGLn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdead89826cc47d0a93739b0428b8f100efb8027234fe5ca58ca19e0620f015d. 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/4jc6JoElmLLxceXnRukGLn.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/4jc6JoElmLLxceXnRukGLn.
I Wish I Could Be Happy - Kadugodi Remix