{"id": 3115, "prediction_verbatim": "SPY higher in 24h", "created_at": "2026-04-10 14:23:48", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-12 02:24:10", "chain_hash": "bac825a9a31e96f7dde635eb405d2e112f8b230e9974ab2a23a4d25c0e3c579b", "chain_tx": "51JF1Rqua3pAfZ8muA1C8ttcLP73NPo3oZSqJZNHFPpKv5DvXhKuduCGa4393WFSYhVd2yx9Yq6AySDPbNodUWC5", "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."}