PolymarketEarly access
Predict.funIn development
HyperliquidIn development
The backtest mistake hidden inside revised data
Why a clean historical series can still leak information from the future.
Article in preparationKNOWNAT RESEARCH NOTES
How data becomes
research infrastructure.
Short technical notes on point-in-time data, alternative sources, provenance, and backtesting without hidden future information.
Today’s live feed is tomorrow’s archive
A practical model for capturing, timestamping, and preserving alternative data.
Article in preparationA satellite image is useful. A time series is research.
Turning imagery into comparable, timestamped numerical observations.
Article in preparationBUILD WITH THE DATA