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 0x1640153203afd9b7a410adcde08c3497ebb5c60c3c31b4a9935ee13237dfac69. 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/75b9ea61-9dc9-42f6-bfa0-c310f0caf02e.json and https://artists.proofprofile.net/proofs/artist/75b9ea61-9dc9-42f6-bfa0-c310f0caf02e.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 0x7ed9193d9824264b8e2f2720088622b23ed33d573e85e0eeeb8ad9103873ea69. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4GpYpHdwWCSFdVJn5qBDMr.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/4GpYpHdwWCSFdVJn5qBDMr.
Kedvesem (Lotfi Begi's Deep In The Forest Mix)
Kedvesem - Lotfi Begi's Deep In The Forest Mix
{"copyright_id":"0x308ea90af9c4c1d69577761051232cf4cd54c3636c25f1c9d607eceed7e1942a","isrc":"HUA221300017","name":"Kedvesem - Zoohacker Remix","registered_at":"2026-06-09T09:36:00Z","spotify_id":"27XeYuCNHvbBgxbMFSdlkz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x308ea90af9c4c1d69577761051232cf4cd54c3636c25f1c9d607eceed7e1942a. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-03T01:01:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/27XeYuCNHvbBgxbMFSdlkz.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/27XeYuCNHvbBgxbMFSdlkz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ed9193d9824264b8e2f2720088622b23ed33d573e85e0eeeb8ad9103873ea69. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/28bhED95u8tj962mHKeHhO.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/28bhED95u8tj962mHKeHhO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ed9193d9824264b8e2f2720088622b23ed33d573e85e0eeeb8ad9103873ea69. 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/5eIF1W9J3QQTAMghlTOnoa.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/5eIF1W9J3QQTAMghlTOnoa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21fa3cdd6bd4cfe213cad18a42219be31d30f2f803b77d3760defc077ff77ee7. 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/74lqHDNXBIpmdxjaW2mFak.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/74lqHDNXBIpmdxjaW2mFak.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x194b3c5aef8b945117bc1cc90199c370ef26d2f7b24a0b47e9d3c773360f91b0. 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/1CfYhIxCyhBlKwpx2GidgR.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/1CfYhIxCyhBlKwpx2GidgR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03ef0a34f914b076ad4b8016416cd906ce4561f177df0928f115f89fe776ecbe. 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/55Fgn0ah98gi1d3zXPxnih.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/55Fgn0ah98gi1d3zXPxnih.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x138ae2ddb214cbdfcb61532a537e27532e6fb84a5dc236a12bb5621b01770b25. 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/1xDCqlxelZJO1qMzUU9m9v.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/1xDCqlxelZJO1qMzUU9m9v.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38d6f2382806246536520e474dd35d126baf279fc791717bf03eae08c3641a44. 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/2ueCGWOpJ6inNXMjRfCUw8.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/2ueCGWOpJ6inNXMjRfCUw8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ecbb3ccd12bf842f6f80254be5a252fbd51aab7f339a61cb2053d6ee7a41872. 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/6G7xkSofvUVpkx5ytjLwdF.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/6G7xkSofvUVpkx5ytjLwdF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x095f1c1126370351aa2092f5a06933f945ef0ec4a675aa2ade2ecbe6d94325d0. 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/6GztuIHPRVeuS42n09MpdM.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/6GztuIHPRVeuS42n09MpdM.
{"copyright_id":"0x9d00fa16bbebb719832e99c78fbbc7f27edabdd546dc980df3034b4bd2d0a301","isrc":"HUC251300059","name":"Az Én Rózsám","registered_at":"2026-06-07T08:37:21Z","spotify_id":"3Wzf6QroJHTMVMOL3Vrvmt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d00fa16bbebb719832e99c78fbbc7f27edabdd546dc980df3034b4bd2d0a301. 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/3Wzf6QroJHTMVMOL3Vrvmt.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/3Wzf6QroJHTMVMOL3Vrvmt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28e402dbb7f3c78324d341feac1ec67fc567ff6fbb96501420fe3188c7c6e14e. 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/4FTYV7LWkDVydFbK2baLb0.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/4FTYV7LWkDVydFbK2baLb0.
{"copyright_id":"0x308ea90af9c4c1d69577761051232cf4cd54c3636c25f1c9d607eceed7e1942a","isrc":"HUA221300017","name":"Kedvesem - Zoohacker Remix","registered_at":"2026-06-09T09:36:00Z","spotify_id":"23fCWypxkzbzywnpM9opZm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x308ea90af9c4c1d69577761051232cf4cd54c3636c25f1c9d607eceed7e1942a. 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/23fCWypxkzbzywnpM9opZm.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/23fCWypxkzbzywnpM9opZm.
Még kedvesem, még - Live at Sziget / 2013
Bódi László Cipő Emlékkoncert (Live at Sziget / 2013)
Kedvesem - Lotfi Begi's Deep In The Forrest Mix