Case file
OK Kosher Certification
Wikipedia's first sentence called it “one of the major kosher certification agencies”. Today it says “major kosher certification agency based out of brooklyn”.
Measured, not asserted. Every count, date and revision on this page was taken from Wikipedia's own history and checked against the live article. The words quoted are theirs.
Machine-checked against the full current article on 2026-08-03.
We saved snapshots of this article over twenty years; you are reading the 2025 one. Red dashes: removed from Wikipedia since.
Pale dots: rewritten; the numbered note shows what it says now.
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The opening as it read in 2025
OK Kosher Certification is a major kosher certification agency based out of Brooklyn, New York . It is one of the "Big Five," the five largest kosher certifying agencies in the United States. OK also has a large kosher presence in Asia.
This is Wikipedia's own text, saved in our repository. Their copy of it is revision 1294590775.
Today
Wikipedia's first sentence called it “one of the major kosher certification agencies”. Today it says “major kosher certification agency based out of brooklyn”. Read the current article and compare.
| 2010 | 2015 | 2020 | Oct '23 | 2025 |
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What Wikipedia says this is
Every article opens by defining its subject. This one was redefined since 2010, and today's defining sentence is their current revision.
Then
one of the major kosher certification agencies
Now
major kosher certification agency based out of brooklyn
Struck red text is no longer in the article; dotted amber text was rewritten. Every revision id links to Wikipedia's copy; the text shown is our own saved copy. Data: /data. Wikipedia text is CC BY-SA; quoted for the record; not affiliated with Wikipedia.