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Research log

Less polished than the writing section, and deliberately so. Each entry records what was studied, what was tested, what happened, what failed, and what remains open.

3 min read

The gate was not missed, it was unreachable

Research 3 closed under a narrowed scope. The preregistered calibration could not be fitted for two independent reasons, and neither was a modelling failure: a frozen filter made the required evidence impossible to collect, and the benchmark was too easy to produce the errors the models needed.

  • #Research 3
  • #Calibration
  • #Negative results
2 min read

A transform race, two host restarts, and evidence that will not be re-run

Research 3's collection schedule finished, but only after two instrumentation snapshots failed on a timestamp race. Two completed attempts lost their bytes to a host restart and were written off rather than repeated, which is a smaller loss than the alternative.

  • #Research 3
  • #ROS 2
  • #Experiment infrastructure
3 min read

Releasing a study whose hypotheses failed

Research 2 went out: archived evidence, a reviewer packet, two demonstration clips, and a manuscript reporting that both confirmatory hypotheses were not supported. The awkward part of the release was deciding what to do about a second reviewer who did not exist.

  • #Research 1
  • #Research 2
  • #Release engineering
  • #Peer review
2 min read

Making the paper say only what the analysis licenses

A week of walking claims back. The title and the release boundary disagreed, the safety language was stronger than the evidence, and a recovery path only worked on the machine it was written on. Also built the perception bridge Research 3 would later depend on.

  • #Research 1
  • #Research 3
  • #Scientific writing
2 min read

Better calibration, no safer robot

Research 1's confirmatory analysis ran against a plan frozen before the data was touched. Calibration improved and clean-route efficiency held, and both preregistered safety hypotheses failed anyway. Freezing the analysis is what made that an answer rather than an embarrassment.

  • #Research 1
  • #Preregistration
  • #Uncertainty calibration