{"id": 4956, "prediction_verbatim": "European defense tech indices (STOXX 600 Defense subsector) higher within 48h", "created_at": "2026-05-12 23:32:27", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-14 23:41:05", "chain_hash": "1fd4e873e13a34fc633e78150a41bed9794c1f950b2e16df99e243fd598b1f86", "chain_tx": "4TfqyQo3JJVpwttDshSL554f5Z9cMUyQzBCppR41m4FCSczA2Umh2SstuurczvfhpuAEf7JgDeVFu2dHAKkeRKj9", "verify": "sha256(f'{prediction_verbatim}|{created_at}|{id}') must equal chain_hash, and the Solana tx memo must read 'workshop:pred:<id>:<chain_hash>' with a timestamp BEFORE resolved_at. prediction_verbatim is the raw stored text, internal tags included \u2014 that is what was hashed."}