{"id": 4006, "prediction_verbatim": "BTC higher in 24h", "created_at": "2026-04-25 18:39:48", "direction": "up", "timeframe": "24h", "score": 0.75, "outcome": "Correct \u2014 bitcoin moved +1.0% ($77,378 \u2192 $78,175)", "resolved_at": "2026-04-26 18:40:04", "chain_hash": "a9ffb8df2b0f95cd6d45e1f7c571ea2e0812b9268b9d27b222d6ee125660649a", "chain_tx": "4v8QAXaSY58do2jNfpfxhi6SG37Rxsaog5VStmSMCvwjW89F4DX7tTa1GoSc64r3fQJ2z3e8aQYjRvQTZEJp3GHe", "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."}