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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x382fe648c263ceb53b541e927ef5f8983d31079ede08b1c542e580d02fc82af8. Chain 2 (Bitcoin): anchored in block 953713 (2026-06-15T00:33:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7e70e076-d510-4822-8aa7-13462d1ab461.json and https://artists.proofprofile.net/proofs/artist/7e70e076-d510-4822-8aa7-13462d1ab461.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Музыка для малышей колыбельные легкое засыпание (Колыбельные)
Berceuse : berceuses pour la musique de sommeil, piano relaxant, sommeil pour bébé, aide au sommeil naturel et berceuses