{"id": 3130, "prediction_verbatim": "AMZN lower in 48h", "created_at": "2026-04-10 18:23:57", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-12 18:24:23", "chain_hash": "75985b35a56fe33dc783445e339ee26e501f3a3b8bb439e118e3f70ba12b67b2", "chain_tx": "5ZGT4351HdD5MLCaGZ7QjcWfm7bPruKPGgWyYcq6KoD9zA98KeVoPeQYHAwrrFPWgfY8h9LCghUsiUwuhBb1AUA5", "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."}