{"id": 4353, "prediction_verbatim": "Bitcoin price will drop below $71,500 within 48h, forcing Polymarket resolution against current consensus", "created_at": "2026-05-03 03:14:56", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-05 03:40:24", "chain_hash": "ad5613772ac95f5ae477157770b4c796a50f69eec10d640055394e30080c6eaf", "chain_tx": "3DS8A6HFCAAWcMjQ1uSXGpcyj2bMtvvyZwVYtgGkgqhA73Z5XSZGrdYEBtbKRCu7ZZQYDp6wgMbptKogqrxrKkse", "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."}