Tommy Hansson (born 9 January 1956) is a Swedish former footballer who played as a forward. Hansson is notable for scoring the goal that made his club Malmö FF advance to the 1979 European Cup Final.
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 0xab2cd06bbfe65a7b3757f94785ad505a3e740a3b2683695dac34e252cb51b474. Chain 2 (Bitcoin): anchored in block 953871 (2026-06-16T01:46:03Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/07003e2b-cff1-42b8-926e-9c9d6834cca9.json and https://artists.proofprofile.net/proofs/artist/07003e2b-cff1-42b8-926e-9c9d6834cca9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).