{"id": 3248, "prediction_verbatim": "Anthropic's valuation growth slows in 48h", "created_at": "2026-04-12 14:54:20", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-14 15:07:55", "chain_hash": "77b544027c0b03d7bf6952d184253962085e08818bc97e1b4f9dc4bec0dc1e32", "chain_tx": "ztc2Thnq9oyc7ZM7wnhn8CMeLbcSouifC4DBfF6vTPKBQugk3uLzavpcACuB3sDiNW2jWWBG3Ub59ubUEdF4u5u", "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."}