{"id": 3601, "prediction_verbatim": "AMZN will decline in the next 24 hours.", "created_at": "2026-04-17 00:45:14", "direction": "down", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-18 13:08:42", "chain_hash": "663b8ed4f99958b2426ab785ba28eeedf0acc76247871ca2fba6342bd7cc6166", "chain_tx": "4x8WKShyU2RN5HZLWqMmTATSej71CPt4qtCd5dcBk1gAFHDzoCBP1G1PqHmQFkBxNDbLhd9ozybRMA56Kv4KTBZK", "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."}