§ Field notes
The journal.
What the measurements turned up — the sweeps, the rejections, and the tools compared honestly.
What survived the corpus sweep: two measurements out of 4,595
We ran every public Pine strategy we could find against six markets on daily bars, under four guards published before the run. Two script-market measurements cleared all four — and neither has fills we can confirm.
Pine Script backtesting tools compared: wavealgo vs TradingView vs Backtrader
Three ways to find out whether a Pine strategy holds up. TradingView tests one symbol at a time, Backtrader needs a hand port, and wavealgo runs one fixed 18-cell grid so two scripts land on the same yardstick.
3 min
The rejection log: 17,304 measurements that never reached a guard
Three quarters of the corpus sweep was discarded before a single guard ran. Here is every bucket with its count — including the largest one, which is partly our fault.
2 min