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 0xf4d649ac7a3f6d03d1984b3feeba8892f5fcb3770550b68b3fc4ec26b1ea299d. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4b805a0d-c3c3-427e-bffb-ab66f65781e1.json and https://artists.proofprofile.net/proofs/artist/4b805a0d-c3c3-427e-bffb-ab66f65781e1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Farm (Original Motion Picture Soundtrack)
AK-47 (Original Motion Picture Soundtrack)
Dark Web Cicada3301 (Original Motion Picture Soundtrack)
Ты без Я (заглавная песня сериала Инсталайф)
The Chosen Path (Original Motion Picture Soundtrack)
The Land of Sasha (Original Motion Picture Soundtrack)
A Paper Tiger Burns (Original Motion Picture Soundtrack)
We Could Happen (Original Motion Picture Soundtrack)
Queen of Spades: Through the Looking Glass ( Пиковая Дама 2 Зазеркалье ))