Twin Temple is an American rock duo. Biography thumb|Twin Temple on stage in West Valley City, September 28, 2019. Twin Temple was formed by the married couple Alexandra and Zachary James. Being fa
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 0x5e976c870b305f05b79cf35be51d8d2384ebcc06e966021c21067cfe79c7cb63. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c0247991-0cfd-4a66-8953-d963e33a7f0b.json and https://artists.proofprofile.net/proofs/artist/c0247991-0cfd-4a66-8953-d963e33a7f0b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).