WOWA (93.7 FM) is a radio station licensed to serve the community of West Salem, Illinois. The station is owned by V.L.N. Broadcasting, Inc., and airs a classic hits format. The station was assigned
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0xf88256bb1057dc90b04f9b3dc977c7a81e8214301b99fc6490bf138f2637f0ee. 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/51169386-7bbb-4dc3-ae84-3adfa1e56d2b.json and https://artists.proofprofile.net/proofs/artist/51169386-7bbb-4dc3-ae84-3adfa1e56d2b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).