{"id": 7726, "prediction_verbatim": "BTC closes higher over 24h [DIRECTION: up] [FALSIFY: BTC closes flat or down over next 24h window]", "created_at": "2026-07-18 11:30:51", "direction": "up", "timeframe": "24h", "score": 0.73, "outcome": "Correct \u2014 bitcoin moved +0.5% ($63,981 \u2192 $64,324)", "resolved_at": "2026-07-19 12:13:09", "chain_hash": "d0d890d7397392f0eeda1ee7d63c0ee702e62a221a32c2c771f81ecdefce182c", "chain_tx": "GrCoRxxeq1Sz641owqrRwbB7q6DdV6sidXkuxAGC61kidzgU4adQyeYUGmoFFMdZJ6vR9Wx4RwLsYk9vBXeN13u", "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."}