ARKNODE LABS - A LIVING LAB NOTEBOOK

Quant systems, AI agents, and a GPU homelab - documented honestly, including what failed.

SUBSCRIBE TO THE BRIEFREAD THE LATEST POSTMORTEM →
LATEST EXPERIMENTS
FULL INDEX →
SHIPPED

Designing an AI options trader that cannot go rogue

Seven independent safety rails, each defeatable on its own. Together they leave the current codebase without a live-order path.

2026-09-01 · 10 MINAGENTS · TRADING
FALSIFIED

Sharpe 15 in training, zero out of sample: how our trading models fooled us

Seven of eight candidate strategies had no edge on held-out data. The most expensive failure was not a bug: we trained on one venue's spot data and executed against another venue's perpetuals.

2026-09-01 · 9 MINTRADING
SHIPPED

GPU passthrough into LXC, without the pain

Four identical RTX 5060 Ti cards, one Proxmox container, and a PCIe lane map that quietly decides which card is allowed to talk to which. The passthrough was the easy part.

2026-08-11 · 12 MINHOMELAB
SHIPPED

The look-ahead bug that made our backtest look worse

Our Chandelier exit peeked one bar ahead, cutting winners short instead of inflating the result. A fixed backtest is not a found edge: ETH 4h went from -16.2% to +185.0%.

2026-07-03 · 8 MINTRADING
THE BRIEF

One honest dispatch, weekly.

What ran, what shipped, what died - with the numbers behind each. No threads, no hype.

UNSUBSCRIBE ANYTIME · RSS AVAILABLE