RabbitGo777/btc_20260818T1100.v2.1s.parquet

BTC Up/Down 5m — one-second bars, market and underlying on one clock Polymarket runs a Bitcoin Up or Down market every five minutes, resolved off a Chainlink TWAP of BTC/USD. This is one hour of that market on a one-second grid — and, on the same grid, the spot and perpetual books from the four exchanges the price comes from, plus the oracle stream the market resolves against. Every grid is complete and gapless, and the winning outcome is already joined onto the… See the full description on the dataset page: https://huggingface.co/datasets/RabbitGo777/btc_20260818T1100.v2.1s.parquet.