A machine-readable changelog is the lowest-cost way for external researchers to detect when a ranking change coincides with a shift in user outcomes.

<iframe
  src="https://www.isonomia.app/embed/claim/244ec74d5b72024c9a165342fdb0047f79598e1e49cc15aa51aff186498cdb43"
  width="600"
  height="280"
  frameborder="0"
  style="border: 1px solid #e5e7eb; border-radius: 8px;"
  title="Isonomia Claim"
  loading="lazy"
></iframe>

Copy and paste into any website or forum that supports HTML.