Stegmann is a German surname. Notable people with the surname include: Boris K. Stegmann (1898–1975), Russian ornithologist Carl David Stegmann (1751–1826), German tenor Matthias von Stegmann (bor
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 0xb3609f9676b14379ee66462aaaa520ab5ec88bea690615bc4bba972bc585a8a5. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0ff424b9-d637-4891-809d-7606f3ee4174.json and https://artists.proofprofile.net/proofs/artist/0ff424b9-d637-4891-809d-7606f3ee4174.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).