{"id": 3949, "prediction_verbatim": "AMZN down in next 24h.", "created_at": "2026-04-24 12:39:25", "direction": null, "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-26 00:39:54", "chain_hash": "9de0d60a5110d1b1c8661e421375b9b454eac67cea6151b65bbb9bc5a3e3addd", "chain_tx": "4xw9XwNCkXiJWTdAvjbjE8aRU8v25cwoK6UYgWKH7QHNoTtfkB6A4FybvpxNLmeysKvnGSw9jLKZUAjqiTdaN9zh", "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."}