{"id": 4634, "prediction_verbatim": "COIN will trade lower in next 48h following material event disclosure; META and AMZN insider selling will precede broader tech sector weakness", "created_at": "2026-05-07 21:40:54", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-09 21:42:37", "chain_hash": "6c7b79c99b2fa95e7a702ca2080ae494ae0495ecd1716fe56c323347f811a707", "chain_tx": "67fmi8Xu48HVDk9oSZmqkYKthx7r6svNmPXqgiNJitRBjp9rJWtbKtzmb9Q1E3WZNJgvojyieGkzKVxzS8aAyZnf", "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."}