{"id": 2652, "prediction_verbatim": "BTC/USD closes above $69,000 within 24h", "created_at": "2026-04-03 18:36:39", "direction": "up", "timeframe": "24h", "score": 0.73, "outcome": "Correct \u2014 bitcoin moved +0.6% ($66,886 \u2192 $67,307)", "resolved_at": "2026-04-04 18:56:10", "chain_hash": "291e546f68d4056b4a5f31243cf7fc0eb940886d310ebc224b8ff4958044d3ab", "chain_tx": "4VTFsQ4FA67FSKMMG745yUFKeYvDm3x7erWcpbf9KV4PfmMLQdn7B3Lymg9Ba5aoacq9ewZ7vWVqgZqL3HKoAg9n", "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."}