{"id": 4648, "prediction_verbatim": "META and AMZN close higher within 48h", "created_at": "2026-05-08 01:41:05", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-10 01:41:39", "chain_hash": "c9da40c2959bee7af355f8e867a094207c12b18a612e242fe1e14a1abf31f9a4", "chain_tx": "46drAdS5Ex8uQfuzNYAz4PgujeseFhyochvAU61F5xz8Zvg9mgt4wB5NbbsWqhzJ1nZkYp98VpiibGqACZjRSDEz", "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."}