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4 Nov 2026

How Bomuno checks a figure before saving it

A language model can write a number that was never in the source. So every run is checked against what it actually read.

When Bomuno brings in information from a web page or a connected tool, a language model reads the material and proposes records. Models are good at this, and they are also capable of writing a plausible figure that appears nowhere in what they read. A price that looks right is the most dangerous kind of error, because nobody checks it.

The check

Before a run saves anything, the software takes each web address, each date and each figure of two or more digits, and looks for it in the text the run read. If it isn't there, it is removed. The field stays blank, and the page shows it as missing rather than filling the gap.

Counting is not left to the model

Plain questions such as which, how many and by status are answered from the records by ordinary code, with no model at all. The same file gives the same total each time. The model explains, drafts and proposes. It doesn't do the arithmetic.

Opinion goes in its own box

A page can say what a change might mean, such as "worth a reminder before the guest arrives". That is useful and it is not a fact, so it sits apart, labelled as Bomuno's reading.

What this does not catch

  • A single-digit figure is not checked.
  • A figure that does appear in the source can still be attached to the wrong thing.
  • A source can simply be wrong, and the check only proves Bomuno read it there.

This is why every value links to where it came from. The check removes one kind of error. For anything that matters, open the source.