Rusch is a surname. Notable people with the surname include: Adolf Rusch (1435–1489), notable German printer and publisher Arthur Rusch, American politician Bob Rusch (born 1943), American jazz criti
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 0x3f457d46f58ec3e60e2d35cf2dc2db261f70c58b288350df336f17d8a3f8da21. Chain 2 (Bitcoin): anchored in block 953596 (2026-06-14T06:21:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0a590327-431a-4e9e-a783-5cd6a6dff37d.json and https://artists.proofprofile.net/proofs/artist/0a590327-431a-4e9e-a783-5cd6a6dff37d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).