James Harkins (born 1905) was a Scottish professional footballer who played as an inside forward. Career statistics + Appearances and goals by club, season and competitionClubSeasonLeagueFA CupTotalD
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 0x740fab4e2aabd49382f6879120627d7f1a48e982e751e52170d7bf4b5852f698. 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/6fd6ee51-347f-484c-9123-fe8e6469f064.json and https://artists.proofprofile.net/proofs/artist/6fd6ee51-347f-484c-9123-fe8e6469f064.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).