Building Helmsman
Helmsman: when a research candidate becomes infrastructure
The design of an explicit promotion boundary: frozen definitions, concurrent requests, durable evidence gates, and the limits of a deployed research workspace.
Notes on evaluation.
Ideas and decisions from the things I’m building.
Building Helmsman
What we kept from the experiments we set aside
Polymarket research, unreliable causal graphs, and the value of preserving a rejection with its evidence.
Building Helmsman
Score once, experiment many times
A synthetic identity record traced through the real score store: which change needs new model work, which only reruns deterministic math, and why replaying stored scores does not recover the past.
Building Helmsman
Turning a chart argument into a testable definition
One vague chart claim turned into three versioned definitions and replayed on synthetic data through Structure Lab's real detector and registry. The replay shows what a new version does to earlier annotations and evidence.