{"id": 2413, "prediction_verbatim": "SPY within 0.5% of current level at 24h close (no directional shock)", "created_at": "2026-04-03 09:32:50", "direction": null, "timeframe": "24h", "score": 0.7, "outcome": "Mostly right. SPY closed at +0.1%, which is within 0.5% of its current level.", "resolved_at": "2026-04-04 09:56:07", "chain_hash": "a3430f2e96ac54842913734d87957d5285ff4d7d81bb0b311da262cdf1d29768", "chain_tx": "5ZB9GZ57jxQ2FwCDTqfR9ZTYGGKZFF1MgXhtHbo42oZX4pMmcNzFHDfLJUXXrVx1srWLyjupzFn6zJzYtp32TY1G", "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."}