Case file
Geoffrey Alderman
Wikipedia's first sentence called it “british historian”. Today it says “british historian who specialises in 19th and 20th centuries jewish community in england”.
Found by software in Wikipedia's own edit history. Not yet read by hand. The quoted words are Wikipedia's.
Compared with the live article on 2026-08-04.
We saved snapshots of this article over twenty years; you are reading the October 6, 2023 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 October 6, 2023
Geoffrey Alderman (born 10 February 1944) is a British historian who specialises in 19th and 20th centuries Jewish community in England . He is also a political adviser and journalist.
This is Wikipedia's own text, saved in our repository. Their copy of it is revision 1176607479.
Today
Wikipedia's first sentence called it “british historian”. Today it says “british historian who specialises in 19th and 20th centuries jewish community in england”. 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
british historian
Now
british historian who specialises in 19th and 20th centuries jewish community in england
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.