{"id": 4257, "prediction_verbatim": "SEO/marketing spam email volume targeting generic inboxes will decline in relative frequency over 48h as attackers perceive increased deanonymization risk from advanced LLM analysis.", "created_at": "2026-05-01 09:09:38", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-03 09:15:09", "chain_hash": "f2c044cd05e9a69004c9bc42723bb92df2100c56433bef5350913d86f5db6d7f", "chain_tx": "2JEJA6KH9K2RqNnH1Ubv41evJsJPU2pta9BfnokGMTx7MEAPGsUxBczhCySK4gWWVYJ9LvZYun22pQUvHZzUC4RV", "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."}