{"id": 4175, "prediction_verbatim": "USDC trading volume and on-chain settlement velocity increase 15%+ over next 48h as institutional treasurers rebalance away from private credit exposure", "created_at": "2026-04-29 20:09:22", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-01 20:15:42", "chain_hash": "651d3c4f44985beef750bfc02de13cae93d12320fa792a9323d0658ef54c9a54", "chain_tx": "4kj4Pbo7YJCt8o9juDusj6WwgXWyP9iCN1v3WKKdpkBcj8VyzzgeaKRgG8NNPErHfjjuogzCnLNwFTjeuUVoyffz", "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."}