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 0xad876ffb067b38cd1f5f80f329138daf56d6021d1ac86b78ff635052575db99f. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/499dd28e-81fb-437f-ac45-6a0c28b97c81.json and https://artists.proofprofile.net/proofs/artist/499dd28e-81fb-437f-ac45-6a0c28b97c81.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Silent Prayer - demo nahrávky Čas Bubnov
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 0xd9a8a90639419233a00694d697dd3e558a1a6dd870297352d3b8d59f43632856. 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/5ecEU4aChYQzA596vQTBdh.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/5ecEU4aChYQzA596vQTBdh.
Tesime sa na Jeziska (New Edition + Bonus)
{"copyright_id":"0xc1e0b44200d7fcaaea65ad7c5c8b9add495043ded19c87f408445b4c0956484b","isrc":"SKE271600426","name":"Vo vianocnej pekarni","registered_at":"2026-06-18T17:58:14Z","spotify_id":"2WIrmSvJlTxsNetQnWVHiC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1e0b44200d7fcaaea65ad7c5c8b9add495043ded19c87f408445b4c0956484b. 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/2WIrmSvJlTxsNetQnWVHiC.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/2WIrmSvJlTxsNetQnWVHiC.
{"copyright_id":"0x0fff65258997d21cf0dfda4282ed87e1b167de749bd3acd1b8944536f673217e","isrc":"SKE271600423","name":"Daj boh stastia tejto zemi","registered_at":"2026-06-20T19:38:04Z","spotify_id":"3m2zVAlYyVS5LBjzNdq8rG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fff65258997d21cf0dfda4282ed87e1b167de749bd3acd1b8944536f673217e. 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/3m2zVAlYyVS5LBjzNdq8rG.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/3m2zVAlYyVS5LBjzNdq8rG.
{"copyright_id":"0x4d7460f9b37028cad1621674ad7c3a2d5a88c0d79df1b63e675463720b4f86bd","isrc":"SKE271600425","name":"Nech uz nasnezi (Perinbaba)","registered_at":"2026-06-09T08:52:51Z","spotify_id":"0xT6EKFomOifTWFTBPr8zj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d7460f9b37028cad1621674ad7c3a2d5a88c0d79df1b63e675463720b4f86bd. 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/0xT6EKFomOifTWFTBPr8zj.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/0xT6EKFomOifTWFTBPr8zj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x385d761b01225469ac3458b8a0dfbe54366670eaa163bbc036a26d216b1efe49. 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/0W4ZnlFjmMVLIyXexfV3LG.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/0W4ZnlFjmMVLIyXexfV3LG.
{"copyright_id":"0x2d689cef8b299243fc4c1bd23cdc9ea700c3e3bb71835cab3d85dcc75a0511f8","isrc":"SKE271600430","name":"Pada z oblakov (bonus track)","registered_at":"2026-06-20T08:22:59Z","spotify_id":"59YihwAMWd7YuBqIbRsvAQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d689cef8b299243fc4c1bd23cdc9ea700c3e3bb71835cab3d85dcc75a0511f8. 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/59YihwAMWd7YuBqIbRsvAQ.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/59YihwAMWd7YuBqIbRsvAQ.
Karaoke pre (ne)poslusne deti (Zaspievaj si sam)
Tešíme Sa Na Ježiška (Bonusová Edícia 2018)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa4854dbdbbc3c9d4a2e114058461089628cf0f4b0d7cf6235d6861e11f8d705. 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/0J5963OdWhyey2Fqmeumrl.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/0J5963OdWhyey2Fqmeumrl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc50294ef89b399ceb640b21b65d2856a28b93ef69a6c839346c6919b6fba84d. 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/34ZWzKUyolzSSg5sSijZ2A.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/34ZWzKUyolzSSg5sSijZ2A.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7143a200ffeea6a26179b7c77c121253f795f5130382aa31603b34c5fa0312a. 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/5rUz47sNiB4F9W38FuagTr.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/5rUz47sNiB4F9W38FuagTr.
{"copyright_id":"0x4ca36f304431cbc01bb5b46cde435723c06057fd9ffe60e1462c6df9ed824a3b","isrc":"SKE271600605","name":"Vo Vianočnej Pekárni","registered_at":"2026-06-27T07:17:25Z","spotify_id":"4RvxuAZ9kEV8hDbDG6nL6u","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ca36f304431cbc01bb5b46cde435723c06057fd9ffe60e1462c6df9ed824a3b. 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/4RvxuAZ9kEV8hDbDG6nL6u.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/4RvxuAZ9kEV8hDbDG6nL6u.
{"copyright_id":"0x6fa0df86909d6d35b0b65a21db1b92ce74dead8aff54fe77162c72da74deecb4","isrc":"SKE271600606","name":"Bola Raz Malá Hviezdička","registered_at":"2026-06-08T12:59:37Z","spotify_id":"76HxdJlcCFyoY2JCdkgQBx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fa0df86909d6d35b0b65a21db1b92ce74dead8aff54fe77162c72da74deecb4. 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/76HxdJlcCFyoY2JCdkgQBx.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/76HxdJlcCFyoY2JCdkgQBx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c1baa2c08452c0892fee5d22d464cf41d92acb252c70517204359f741e4dee6. 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/2FHm8oPLSWK8fUncoTDDlJ.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/2FHm8oPLSWK8fUncoTDDlJ.
{"copyright_id":"0x5fc8a26f9c16d2d5c8443181db1922e802845b431ffc2a65fc307e81fa20cf6e","isrc":"SKE271600610","name":"Ako Na Vianoce","registered_at":"2026-06-23T09:52:16Z","spotify_id":"1sjUlJh6nWqHlnlbjtlRqG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5fc8a26f9c16d2d5c8443181db1922e802845b431ffc2a65fc307e81fa20cf6e. 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/1sjUlJh6nWqHlnlbjtlRqG.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/1sjUlJh6nWqHlnlbjtlRqG.
{"copyright_id":"0x938efb86ae1ad14aefcc5daf447252c33a74d0fd2e6f85e1b89f5eefd653c06e","isrc":"SKE271600613","name":"Tichá Noc","registered_at":"2026-06-19T13:37:12Z","spotify_id":"5LMno1H3woUehGoS0S7exm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x938efb86ae1ad14aefcc5daf447252c33a74d0fd2e6f85e1b89f5eefd653c06e. 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/5LMno1H3woUehGoS0S7exm.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/5LMno1H3woUehGoS0S7exm.
Nič Nie Je Lepšie (Mark Dann Maldives Remix)
Nič nie je lepšie (Mark Dann Maldives Instrumental)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e09e634e52213c1c4030779f5635dce1fd5f42124b710ef25915ee41cf30520. 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/547E76dLxef4bKG4P1IQWc.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/547E76dLxef4bKG4P1IQWc.
{"copyright_id":"0x663be7a4055150eb664b5e60730e0ec06fafe80ef7e3904bfb314b530a22cc15","isrc":"SKE272400037","name":"Zlatíčko - Mark Dann Remix","registered_at":"2026-06-28T19:08:45Z","spotify_id":"2uJ9pBTbsTEXcQSRttnZLe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x663be7a4055150eb664b5e60730e0ec06fafe80ef7e3904bfb314b530a22cc15. 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/2uJ9pBTbsTEXcQSRttnZLe.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/2uJ9pBTbsTEXcQSRttnZLe.
Pizza Dance - Randy Gnepa Breakbeat Remix
Dobré ráno, vstávame! - Aston Erick Remix
NEPRESTAŇ (Zamrzni & Tancuj - Dlhá Verzia)
NEPRESTAŇ (Zamrzni & Tancuj - Krátka Verzia)
Symfonický orchester Slovenského rozhlasu