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Tech NoteThe GS Certification Diary2026.06.16

The manual was part of the product: what three weeks of GS certification left behind (Part 5)

Much of the 30 usability defects in GS certification were documentation, not code. Moving the PDF manual to an MkDocs wiki, and fixing Korean IME input.

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Tech NoteThe Harness Diary2026.06.13

The 30x gap wasn't the model (Part 7)

Two models on the same workflow gave 2,488 and 84 seconds. Matching iteration ceilings and output limits turned 2,488 into about 100.

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Tech NoteThe GS Certification Diary2026.06.09

If changing the setting changes nothing, that is a defect (Part 4)

Most of the 36 defects in the third GS certification report were node options. Repairing the broken ones and making the invisible ones observable.

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Tech NoteThe Ontology Diary2026.06.08

The A/B calling it slow and wrong was measuring an empty graph (Part 6)

An A/B said multi-turn search was slower and less accurate. The evaluation was querying an empty graph and answering from vector search alone.

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Tech NoteThe Harness Diary2026.06.04

We thought we had held out a validation set (Part 6)

Building an automatic config search, we added promotion thresholds and a validation set. The component proposing candidates was reading that record.

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