{"id": 2539, "prediction_verbatim": "10Y UST yields remain above 4.15% through April 4 EOD (duration weakness persists as market prices in labor strength as sticky)", "created_at": "2026-04-03 14:16:07", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 14:44:12", "chain_hash": "c570cd5ed72a2c95696457246ef4c61afdf9903ec33a09ad316c71c7b2412d6a", "chain_tx": "5Pxmq6TqZz4jBzPpFevCWWWWAruGqf8k9XMjrr5Fm3WeV9ccHPmdUDtZUgdefRk4YbrZbRX4WRB4pc1PPLWHKs6h", "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."}