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 0x30221e23e0f061b5869b42bfe1fb9027d6c3a563e00ba3b187c2138ee45d1d5c. 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/67c15902-aad7-49a1-8ed4-8eec0e7c1b4b.json and https://artists.proofprofile.net/proofs/artist/67c15902-aad7-49a1-8ed4-8eec0e7c1b4b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Za górami za lasami (Reaktywacja – Extended)
Za górami za lasami - Reaktywacja – Extended
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72f446b20801d8336ec148dc9288617868d6ea2c04a1c109819203c0a93340e9. Chain 2 (Bitcoin): anchored in block 956440 (2026-07-03T04:03:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLI367238880.
Kobiety balety (Sendker & SunBeat Remix)
Kobiety balety - Sendker & SunBeat Remix
Lubisz czy nie lubisz (DJ Sequence Remix)
Lubisz czy nie lubisz - DJ Sequence Remix
Spadaj mała (CandyNoize Hot Bootleg Full)
Spadaj mała - CandyNoize Hot Bootleg Full
Czarna czy blondyna (Soleo Studio Remix)
Czarna czy blondyna - Soleo Studio Remix
Lubisz czy nie lubisz (Dance Attack & DJ Haus Remix)
Lubisz czy nie lubisz - Dance Attack & DJ Haus Remix
Słodko słodka (Cookis Special Valentine Remix 4 Dajana)
Słodko słodka - Cookis Special Valentine Remix 4 Dajana
Lubisz czy nie lubisz (Endriu ''Love K'' Birthday Remix)
Lubisz czy nie lubisz - Endriu ''Love K'' Birthday Remix
Wolność mi zabrałaś (SunBeat & Respective Remix)
Wolność mi zabrałaś - SunBeat & Respective Remix
Spryciula (Official Remix V-Project 2015)
Spryciula - Official Remix V-Project 2015
Kocham blondynki (CandyNoize Official Remix)
Kocham blondynki - CandyNoize Official Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b2d254305b3ecf1344aa35633102db7b4f73dc0d5dc189ab55339f848f0a4df. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLI368545500.
Wolność mi zabrałaś (FunkyStrike & Synek 'Official' Remix)
Wolność mi zabrałaś - FunkyStrike & Synek 'Official' Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed6ad250d33f7c42b9155fb771e9a055572026e8b37ca0e95b5efeecc31b0927. Chain 2 (Bitcoin): anchored in block 957919 (2026-07-13T23:58:45Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLI361157710.
Mona Lisa (Grubo albo wcale) - Radio Edit
Mona Lisa (Grubo albo wcale) [V-Project Remix 2017]
Mona Lisa (Grubo albo wcale) - V-Project Remix 2017
Coś słodkiego (DJ Sequence Remix Extended)
Coś słodkiego - DJ Sequence Remix Extended
Coś słodkiego (DJ Sequence Remix Radio Edit)
Coś słodkiego - DJ Sequence Remix Radio Edit
Lubię lubię (DJ Sequence Remix Extended)
Lubię lubię - DJ Sequence Remix Extended
Historia wakacyjnej miłości 2017 (Radio Edit)
Historia wakacyjnej miłości 2017 - Radio Edit
Historia wakacyjnej miłości 2017 (Tr!Fle & Loop Remix)
Historia wakacyjnej miłości 2017 - Tr!Fle & Loop Remix
Historia wakacyjnej miłości 2017 (DJ Cookis Remix)
Historia wakacyjnej miłości 2017 - DJ Cookis Remix
Ja się z Tobą nie ożenię (DJ Sequence Remix)
Ja się z Tobą nie ożenię - DJ Sequence Remix - Radio Edit
Ja się z Tobą nie ożenię - DJ Sequence Remix - Extended
Ja się z Tobą nie ożenię (DJ Synek Remix)
Ja się z Tobą nie ożenię - DJ Synek Remix
Ja się z Tobą nie ożenię (CyJa Production Remix)
Ja się z Tobą nie ożenię - CyJa Production Remix
Porwałem sąsiadeczkę (DJ Sequence Remix 2019)
Porwałem sąsiadeczkę - DJ Sequence Remix 2019
Porwałem sąsiadeczkę - DJ Sequence Remix 2019 - Extended
Oczka jak malinki - JavorskY Remix 2019 Radio Edit
Oczka jak malinki - JavorskY Remix 2019 Extended
Skazani na kobiety - DJ Sequence Remix Radio Edit
Skazani na kobiety - DJ Sequence Remix Extended
Całowałaś przytulałaś (DJ Sequence Remix)
Całowałaś przytulałaś - DJ Sequence Remix Radio Edit
Całowałaś przytulałaś - DJ Sequence Remix Extended
Najważniejsza na świecie jest miłość 2019
Najważniejsza na świecie jest miłość 2019 - Radio Edit
Najważniejsza na świecie jest miłość 2019 - Extended
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x708c816bf045be913b6385cbef3ac593bdc58015d9b51fe8c10f4c849ef80738. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLI363418590.
Słodko słodka 2020 - Jubileusz Radio Edit
Możesz wierzyć albo nie 2020 - Remake Radio Edit
Możesz wierzyć albo nie 2020 - Remake Extended
Kocham blondynki 2020 - Jubileusz Edit - Extended
Vixa u Łysego 2020 (DJ Sequence Remix Extended)
Vixa u Łysego 2020 - DJ Sequence Remix Extended
Vixa u Łysego 2020 (DJ Sequence Remix Radio Edit)
Vixa u Łysego 2020 - DJ Sequence Remix Radio Edit
Ania i Hania (Jubileusz 2020) - Radio Edit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x563c8b81cf233dbc8acdca846c097bad7bd189198e71ce3ac04824bcf9b7bf6e. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLI367378980.
Ania i Hania (Jubileusz 2020) - Extended
Otwieram okno (Lecę na zabawę) - Extended
Otwieram Okno (DJ Sequence Remix 2021, Lecę Na Zabawę)
Otwieram Okno - DJ Sequence Remix 2021, Lecę Na Zabawę
Otwieram Okno - DJ Sequence Remix 2021Extended, Lecę Na Zabawę
Polskie Maniury - DJ Sequence Remix Extended
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf85e8340fa04bec3f3f8f4e596b4965bd502404df204322f67a4e4114f3e9e71. Chain 2 (Bitcoin): anchored in block 957892 (2026-07-13T18:21:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862100304.
A Po Weselu - DJ Sequence Extended Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bad84072c8362ba30cc66632e2b063ff4acafadf6d0ddf4508c639615b5d028. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862100473.
Wakacyjne Loty - DJ Sequence Extended Remix
Jedziemy Na Balety (Warriorz! Remix Extended)
Jedziemy Na Balety - Warriorz! Remix Extended
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa83d826aa3ee10359371fd1bf319caca3f2a9ce151ed7f70fda83a6f0dcf6bcc. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862400245.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde86970a9fe17b1e899d0116bbf0e3f1a32e7a1f47ccb23848c04a5c0505958f. Chain 2 (Bitcoin): anchored in block 958329 (2026-07-17T00:16:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862400304.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10172cc51a7e7d0b1436a72f630d7f641e987fa2672d28d1ad3979d00b32b5ce. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862400855.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x134a131ece6adf42b5bd9951b682506939f11a57911c335a9bd6880f542db117. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862500127.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x217fdf57bb012aa32f3408f1e956bc116e6fe25a97eb7230ba355ac3a95f44bb. Chain 2 (Bitcoin): anchored in block 958224 (2026-07-16T02:28:43Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862500430.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd300c9de1c93770eced924ea5dd954137a30a8fdd99e8950d1434edc965ad93d. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862500457.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x129ecd04ea78411571a97196dab1e6d1c079e314f4327358e632a5937a95ba4a. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862500514.
Ostatnia Noc (WARIAT Remix) - Radio Edit
Ostatnia Noc (WARIAT Remix) - Extended Mix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1331e95a022ae9231dc24377ca718e8c00cc9dab9ba723a58f4762b90ed70373. Chain 2 (Bitcoin): anchored in block 957796 (2026-07-13T03:24:42Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862500644.
Hardstyle The Ultimate Collection Volume 1 2014 (Mixed Version)