Sea of Souls is a BBC paranormal drama series, recounting the fictional activities of a group of investigators into psychic and other paranormal events. Produced in-house by BBC Scotland and for the f
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 0xc376d15ba2b60764a6c52b24fab5546efc15377c36609fc4ef8dec5473d985e8. Chain 2 (Bitcoin): anchored in block 953869 (2026-06-16T01:20:04Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/067a84f9-022c-4f72-a747-c7aca6bf132d.json and https://artists.proofprofile.net/proofs/artist/067a84f9-022c-4f72-a747-c7aca6bf132d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).