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 0x7bcaae1983a00f5ab8a6f1624d629e9b6b02ca246273ac65c3a2932b9dd8e203. 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/7f9788e9-efea-4e43-9af4-5eb9d8b27495.json and https://artists.proofprofile.net/proofs/artist/7f9788e9-efea-4e43-9af4-5eb9d8b27495.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Bloemen Noch Kransen - Hush & Sleep Remix
Bloemen Noch Kransen (Hush & Sleep Remix)