A single status answers one question: what information did a query return? A history supports a more useful SEO question: which observations changed after a page was published, updated or reorganized? To use that history properly, keep the right timestamps and explain what each one represents.
Separate three different times
The inspection timestamp is when you requested information. A last-crawl timestamp, when available, describes the crawl reported by Google. The actual indexing transition may not be available as a precise event. Interpret API fields according to their definitions rather than treating these timestamps as interchangeable.
“Observed as indexed on the fifth” is therefore more accurate than “indexed at precisely that time.” Daily queries leave intervals between observations. Google's stored information should not be treated as an instantaneous measurement of every recent event.
Keep a comparable record
Save the exact URL, property, observed status and query timestamp with its time zone. Record errors separately. In your work log, add publication dates, redirects and content edits, including who made each change.
You do not need a separate task for every repeated observation. Five consecutive checks with the same result can be summarized for readability, provided the underlying records remain available.
Interpret a sequence carefully
Consider this illustrative history: crawled but unindexed on day one, the same result on day three, and indexed on day five. The team also revised the guide on day two.
You can say the change was detected after the update. You cannot establish that the edit caused it. Internal links might also have changed, Google might have processed the page again, or another unrecorded factor might have mattered. That uncertainty is relevant before recommending the same intervention across hundreds of URLs.
Investigate reversals instead of hiding them
If the state changes back, first check the address, property and timestamps. Then investigate canonical changes, availability and content. Retain both observations. A useful history includes regressions and failed queries, not just successful outcomes.
Reindexa keeps inspection observations for saved URLs so you can review the sequence. Treat that history as evidence of observations and supplement it with an external editorial change log where needed. To evaluate an intervention, use a before-and-after review, consistently reporting when each result was detected.