✓ checked
trust me, bro:
here is the receipt.
the claim
Specific criteria determine whether earthquakes are classified as mainshocks or aftershocks
the verdict
SUPPORTED
the evidence backs this
Recorded sources
2 sources for · 0 against
AS REPORTEDno primary record reached; this is what the reporting says
Is it true that specific criteria determine whether earthquakes are classified as mainshocks or aftershocks?
Yes. Earthquakes are classified as mainshocks or aftershocks based on their relative size and position within a seismic sequence.
Verdict: SUPPORTED · 2 sources for, 0 against · Last checked
How claims like this are judged
Judged against reference works: claims of this kind are settled by reference works, not journal abstracts.
Evidence for · 2
Reference article covering this claim directly
Get citation
Wikipedia: Mainshock. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Mainshock
See more details
More for · 1
Reference article covering this claim directly
Get citation
Wikipedia: Aftershock. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Aftershock
Receipt History
first checked04 Aug 2026
judged → SUPPORTED · 7504 Aug 2026
Anyone with this link can read the claim and its public receipt, including any
personal information in that text. Open permanent receipt.
Check your own claim
Challenge the receipt
Requests are recorded for review. This does not start an automatic check
or guarantee a response time.
Citation formatting by citeproc-js (Frank Bennett) and the Citation Style Language project. Source and licenses.
This receipt is an automated verdict against our published method · not an opinion about any author or publication.
Terms · Privacy · How verdicts work
Terms · Privacy · How verdicts work