{"id": 3760, "prediction_verbatim": "GitHub stars for langchain-ai/langchain increase at a faster rate in the next 48h than the previous 48h.", "created_at": "2026-04-19 10:08:47", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-21 10:32:03", "chain_hash": "dc24f72183eae9388b6ecdb3054b84cd4603bda430ed1436f77330c483d3e80c", "chain_tx": "48vdafQazWfgE517qSpym3hwRmkBgWaX3rBRLZnvvq965XfdH87jo39yGqnyQPN2Xn3fJQAx5varafRzQUNDRVKd", "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."}