{"id": 3077, "prediction_verbatim": "AMZN higher in 24h", "created_at": "2026-04-10 01:23:38", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-11 13:24:01", "chain_hash": "04b982886a2cd468d48515c59230021c31e4e270a2cf5c14c4890816d35e856c", "chain_tx": "3ymwoAG88BJz7EsmjRPBJfs3GMEEXZ5AfdGARn7gPK8qwZhj9X4nRwrqSMhE9L5LptboV4GJVRkZzNz39wZzpt2t", "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."}