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 0x1762e91aa26d6ce3878f745ddb9f5d71bab7e55181998585261ff00de05fe307. 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/bbff50cd-4e97-47ce-bc1c-ff2523223f3d.json and https://artists.proofprofile.net/proofs/artist/bbff50cd-4e97-47ce-bc1c-ff2523223f3d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
40 Most Beautiful Polish Christmas Carols. 40 Najpiekniejszych Koled Polskich
Wsrod Nocnej Ciszy / In the Night Stillness
Tryumfy Krola Niebieskiego / Triumphs of the Heavenly King
Nie bylo miejsca dla Ciebie / There was no Room for You
W zlobie lezy / Lying In The Crib, feat. Eugeniusz Jasinski
Z narodzenia Pana / Since Our Lord Was Born
Mizerna cicha / Poor and Calm, feat. Daniela Jaskólka
O gwiazdo betlejemska / The Star Of Bethlehem, feat. Leszek Kusinski
Miasteczko male Betlejem / The Little Town Bethlehem, feat. Izabela Binek
Cicha noc / Silent Night, feat. Izabela Binek
W szopie we zlóbeczku / In the Stable Crib
Kocha się raz (Je n'ai jamais aime que toi)
Les moulins de mon coeur (The Windmills of Your Mind)
La valse des Lilas (Once Upon a Summertime)
Kocha się raz (je n'Ai jamais aime que toi)
Ballada o żołnierzu, któremu udało się powrócić
Ballada o Żołnierzu, Któremu Udało Się Powrócić
Był ktoś (Był ktoś, ktoś zwyczajnie sam)
Tylko Mnie Poproś Do Tańca (Dancing All Night with a Stranger) - Live
Irena jarocka, której nie znacie, Vol. 2
Póki drzewa jeszcze w kwiatach - Remastered
{"copyright_id":"0x5ed21d76c3ccf46adc6838bbd81c833e11daec5b1c713ed55430a2bd0f1458d3","isrc":"PLA391592016","name":"Odpływają Kawiarenki","registered_at":"2026-06-05T11:07:42Z","spotify_id":"4c3tTCthfPugftcIBuPHOR","type":"track"}
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 0x5ed21d76c3ccf46adc6838bbd81c833e11daec5b1c713ed55430a2bd0f1458d3. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4c3tTCthfPugftcIBuPHOR.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/4c3tTCthfPugftcIBuPHOR.
Historia w piosence. 65 lat Polskich Nagrań
{"copyright_id":"0xea5aaa4f3115aa7de73af83a35cb2a944c841047903c78f397c925f271ab6f18","isrc":"PLA551400632","name":"Baśń O Rozstaniu","registered_at":"2026-06-20T10:17:34Z","spotify_id":"0p93epghVBvPcpQCKLvkkZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea5aaa4f3115aa7de73af83a35cb2a944c841047903c78f397c925f271ab6f18. 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/0p93epghVBvPcpQCKLvkkZ.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/0p93epghVBvPcpQCKLvkkZ.