Camilla Herrem (born 8 October 1986) is a Norwegian handball player for Sola HK and formerly the Norwegian national team. Considered by Norwegian media to be one of the best wing players of her gener
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 0xf9346625713a94d6ab5d6aa85294fb83974b5253d9aa2aa022714016bf7b16d3. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4715161b-7759-4230-b004-b8c7746d941b.json and https://artists.proofprofile.net/proofs/artist/4715161b-7759-4230-b004-b8c7746d941b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).