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 0x7757f51c6d53c88c935eee68c7e2277373e9a9fc9d70a1275737992fae85d8f2. 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/f038b029-faaf-405e-9fcf-85762d4aef30.json and https://artists.proofprofile.net/proofs/artist/f038b029-faaf-405e-9fcf-85762d4aef30.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 0xe429f350409ed9815147876c1cfffcb38ac48c31bdda016822a04d50916d3968. 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/7MVYjhdvkqF116D2kCOBgT.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/7MVYjhdvkqF116D2kCOBgT.
Zaprzęgnę słońce, osiodłam chmury - 1994
Niech moje serce kołysze ciebie do snu - 1975
Okruch Opłatka - Piosenka bożonarodzeniowa 1998
Jutro zaczyna się tu sezon (Nieprzytomny mix)
Wspomnienia są jak film (wersja krótsza)
{"copyright_id":"0x8299bbfae54bb34e616ab7a5b96090a62568b18b6476a8e4e6529c30b0c23e26","isrc":"QZFZ32163518","name":"Trafić w czas - Cocolino Remix","registered_at":"2026-06-29T11:41:34Z","spotify_id":"1Jus0fleEBMtrYVRP7JeSU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8299bbfae54bb34e616ab7a5b96090a62568b18b6476a8e4e6529c30b0c23e26. 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/1Jus0fleEBMtrYVRP7JeSU.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/1Jus0fleEBMtrYVRP7JeSU.
Dążenie (Ashley Slater's Fluffy Cloud Remix)
Dążenie (Ashley Slater's Give Trance A Chance Remix)
Jesteś lekiem na całe zło (Old Spice edit 2012)
Byłeś, jesteś, będziesz (Holiday 80 edit 2020)
Dążenie (Ashley Slater's Fluffy Cloud Remix 2021)
Dążenie (Ashley Slater's Give Trance A Chance Remix 2021)
Kto dał nam deszcz (Holiday 80 edit 2015)
{"copyright_id":"0x52b4de776a6dc526ff22e1dc405dcce3881ac0788fd9afb772f1d6ab3d26f58d","isrc":"PLA391605214","name":"Oszuści - Live","registered_at":"2026-06-25T07:44:03Z","spotify_id":"6C3uIK3JbpJ84IhNSG7Sjx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52b4de776a6dc526ff22e1dc405dcce3881ac0788fd9afb772f1d6ab3d26f58d. 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/6C3uIK3JbpJ84IhNSG7Sjx.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/6C3uIK3JbpJ84IhNSG7Sjx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x890196d95156c28bdb02ddf30adac5c02cdb7176f61ae027900e832e663fd5ab. 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/2ty3k9rrzxeQEgdBtSl1wT.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/2ty3k9rrzxeQEgdBtSl1wT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91a2a6b1d1f6363c4695cab4fa8eea6ec473088041b4d5e305b131a06ef5f1f4. 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/6XzKq348HPGfg25M5qzvbb.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/6XzKq348HPGfg25M5qzvbb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11aefb218370bb4d7aa1313485d741fc99cb87cc10077d30861bea50adbbe961. 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/4BYBYK5zDO8jtpmw3va03n.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/4BYBYK5zDO8jtpmw3va03n.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49125f6e0a3df051437a5b61d090948e11fa7347ef9e303fb043b1373f751b84. 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/0QAiH6KC1ipS4okj9ak4gS.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/0QAiH6KC1ipS4okj9ak4gS.
{"copyright_id":"0xea86f9e667f013c544c3cb7fc4b715c17e3481fb36b517baf53d359dabe765d7","isrc":"PLA551400636","name":"W Związku Z Tym","registered_at":"2026-06-18T04:24:04Z","spotify_id":"3DilbuKz0l6gsrFtuYmUVy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea86f9e667f013c544c3cb7fc4b715c17e3481fb36b517baf53d359dabe765d7. 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/3DilbuKz0l6gsrFtuYmUVy.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/3DilbuKz0l6gsrFtuYmUVy.