{"id": 4948, "prediction_verbatim": "Tech job postings requiring 'AI/ML expertise' will decline 3-5% relative to 'systems architecture' or 'technical leadership' postings within 48h as market corrects for skill substitution asymmetry", "created_at": "2026-05-12 20:32:22", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-14 20:33:05", "chain_hash": "bd9cfc84d8c7fb054161be6fafcfd06d52cfbc53739374c147676f9c6a88e0f2", "chain_tx": "2Xf8dHmcyUWVvnLJtJZAVWSA33B3i9cwXhTSxB7QhRmN6EKfcPQ1GBkHfL879Umgqf1sujbeabBEpS67zQ8KW3a2", "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."}