Elser is a German surname. Notable people with the surname include: Johann Georg Elser (1903–1945), attempted to assassinate Adolf Hitler 13 Minutes (2015 film), a German film about Johann Georg Els
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 0xa74c9273f3b3d9cc14c98fd4088b4e477ed0b7548e3b4c7f90ffd651116c9d24. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5f22499e-fd7f-421a-b43a-785be92db212.json and https://artists.proofprofile.net/proofs/artist/5f22499e-fd7f-421a-b43a-785be92db212.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).