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 0x85c735cbb080dc62ae341bc5600b58d646b07c24cc73af21f796e0c10a494512. 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/409823f0-e701-41fe-99a4-ccb4be7dfdfc.json and https://artists.proofprofile.net/proofs/artist/409823f0-e701-41fe-99a4-ccb4be7dfdfc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Poslední dobou - Jan P. Muchow & Josef Sedloň Remix
Jaro - Bird Cat Caruso & Ondra Ježek Remix
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 0x0e0ec7850a6c8007da808304165c676e38493bca5cc4c568a7fdb09b89b1a256. 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/00SXTnW01jUUGf90DBRUBr.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/00SXTnW01jUUGf90DBRUBr.
Léčitel (feat. Jiří Schmitzer, Epoque Quartet)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bcd389e70ff4110b364ef071b41baaead8eab26bf3d26de165fb2ecadafe4ed. 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/67up0S4pobzryTMK4EMGQx.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/67up0S4pobzryTMK4EMGQx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3d4735a0984b6fa7df79bc1dd7667eaf4d46904889ca861058c07b15a77c8b1. 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/4FoaZcbiO8WoltitV3Pz4X.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/4FoaZcbiO8WoltitV3Pz4X.
Toreadorská Otázka - DoubleL Lo-Fi nightmare mix
To Be Or Not - Die Alten Maschinen With Gerald V. Casale Of Devo vs. Tata Bojs
Nový Nanopilot - Tomu Se Začínám Smát Remix
Tomášovi - Wallachia Breaks Foundation Remix
Nový nanopilot (Tomu se začínám smát Remix by Lobotom & Nierika) - bonus
Tomášovi (Wallachia Breaks Foundation Remix by Reynok, Blue, Clad and Spaceship God)
Pan Tečka (Tata Bojs & Ahn Trio demo; nerealizované na "smetanu")
Tanečnice - Ruce Pryč Od Dubu! Remix By Nana Zorin
Attention aux hommes! - Louis' Not Dead! Mix By Veneer
Dubová Psychóza - Deadline Mix By Liquid A
Attention aux hommes ! - Verze s nepovedenou francouzštinou
Vlezlá (AQUALung remix)...remixed by Reynok - bonus
Tanečnice (Ruce pryč od dubu!)....remixed by Nana Zorin - bonus
Attention aux hommes! (verze s nepovedenou francouzštinou)
Attention aux hommes! [Louis' not dead! mix by Veneer] - bonus
Dubová psychóza (Deadline mix) remixed by Liquid A - bonus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x340f6bc4af37a106c9c6c33ec964f3de1245738f8797860bec22fc78763491be. 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/75SDpqN3T7mu9z7YYd9hZV.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/75SDpqN3T7mu9z7YYd9hZV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadb58f11f08c342c198280c2af7992a67991ee78e2ce0b48edab984b29f5e48b. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4cy0SCjrF2qOH9U6fNrdiu.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/4cy0SCjrF2qOH9U6fNrdiu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c2789715f95ba4fc45ce349fff19db8df99b960cb0e737e4a3d288f88eabe28. 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/39aZlySz97OhA7SEOM1JVC.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/39aZlySz97OhA7SEOM1JVC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e071a655b01fe2da068971821bc2f2f3c5ba5048e9f1f4388e1b94bbb3dddb7. 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/7sE3HGR1xLoPazJTpL0YuB.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/7sE3HGR1xLoPazJTpL0YuB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadb58f11f08c342c198280c2af7992a67991ee78e2ce0b48edab984b29f5e48b. 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/7MzgdkuYPHDoas9wVW2gEY.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/7MzgdkuYPHDoas9wVW2gEY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6dfc3d1fc2847b15957e5a86eb9aaabed28aee31525d7333733ec86d295be83. 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/62IoHk00VwNTNPe4T8Bv3Z.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/62IoHk00VwNTNPe4T8Bv3Z.
{"copyright_id":"0xdaff8e3a0b4a5a09f8ffb4a460c88ac4a8e74bb586ba23598a58a6fb1c26916d","isrc":"CZA161502574","name":"Rubik A Kubrick","registered_at":"2026-06-23T14:03:54Z","spotify_id":"4bHKmmeLAWZeWBJL8NmWR9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdaff8e3a0b4a5a09f8ffb4a460c88ac4a8e74bb586ba23598a58a6fb1c26916d. 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/4bHKmmeLAWZeWBJL8NmWR9.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/4bHKmmeLAWZeWBJL8NmWR9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1aa564959cf27e2143a4cdb4ae7fdad03e467c6c63d094a66b63af3d0ef629e5. 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/5Y7rhu702cXAQ5nJxGJPKy.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/5Y7rhu702cXAQ5nJxGJPKy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x228ff51ac74db14b40627eb3159bb458f2521c59fe54a8ad1a99503141297d30. 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/2plj5lWzQNNuUKOSEXBxBa.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/2plj5lWzQNNuUKOSEXBxBa.
{"copyright_id":"0x073c2c025b20d947353a895fa08e7a51b1b55f5bb493bee6a0fcdebdc0f867a2","isrc":"CZA161502576","name":"Moderní Lidi","registered_at":"2026-06-18T20:32:56Z","spotify_id":"4dzlIHJ1qJGPOMjwJjGPZZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x073c2c025b20d947353a895fa08e7a51b1b55f5bb493bee6a0fcdebdc0f867a2. 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/4dzlIHJ1qJGPOMjwJjGPZZ.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/4dzlIHJ1qJGPOMjwJjGPZZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2b79af31259746bb2291308a7f766a802bff9fd30f5ba07ec888c1b1198814a. 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/5MoMbj9dHthXMmFikDrMCV.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/5MoMbj9dHthXMmFikDrMCV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a9033524b42578da4480fbe490181490d462a03b2b1a4142cac7dde17946b92. 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/29rJd6HkG7a6T3tgPCEjr5.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/29rJd6HkG7a6T3tgPCEjr5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85e07c3228aa50ca9fbfae62dce2f36a8c2e0f368a3ccde90b6ff89e82ecef12. 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/3Hsj8MmJaQaiJp80eLjeRi.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/3Hsj8MmJaQaiJp80eLjeRi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x708271daea866da83e1b2e40dfe1ee38e0111491c84e0c28d12b6273f6bfb0c1. 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/72vXrwL5LSnrQpffEHn9c1.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/72vXrwL5LSnrQpffEHn9c1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9cf3ecd2ef3e25c155fa02250f14258f7673e819a3e4aa49998e0db3ab400e2f. 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/7HBFe8jk2a5EtNqfR9MELD.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/7HBFe8jk2a5EtNqfR9MELD.