{"id": 2013, "prediction_verbatim": "BTC will hold above current price or move higher by >1% over next 24h despite broader equity selloff, as mining optimization news provides structural support", "created_at": "2026-04-02 05:06:55", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-04 05:27:00", "chain_hash": "12791823b1732516c25f84bdf5ac80e675ea89bf7143f76dbe86bac54b77ca0d", "chain_tx": "48tMW9mSDpUmBnUDHch1BzS7ewxcAqBJ8wjAsQi6JQdWZfQ7jcTc6ouzwUkJoJ7xYHEgYbswhFK3z12uogTT5fwr", "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."}