{"id": 4910, "prediction_verbatim": "Global equity indices (S&P 500, STOXX 600, Shanghai Composite) decline 1-2.5% within 48h as risk-off positioning dominates", "created_at": "2026-05-12 05:32:09", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-14 05:33:05", "chain_hash": "cf55f56d7d0b78c6452a5b9114c66d3909d3b165f4d248c606e63f4c6cf7d53c", "chain_tx": "22gniRqhCvfk1pX1MhCFzqqAvhH8EEWxKMA9H6HW5ZCaCLhFMkD7JLKWhP5vo1UyGVPipdrjUWwrftCvSs6gL9Qh", "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."}