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Case file

Aaron Kosminski

Aaron Kosminski was a Polish Jewish immigrant to London named as one of the prime suspects in the Jack the Ripper murders. Through 2010 the opening noted that Kosminski was possibly the victim of antisemitism or confused with another Polish Jew of the same age. The word does not appear anywhere in the article today. A reader today does not learn that Wikipedia's own opening once floated antisemitism as a possible reason he was named a suspect.
Read line by line and written up by hand.
Machine-checked against the full current article on 2026-08-01. “antisemitism” appeared 1 times in this article's opening at its peak. Today it appears nowhere in the article, references included.
We saved snapshots of this article over twenty years; you are reading the 2010 one. Red dashes: removed from Wikipedia since. Pale dots: rewritten; the numbered note shows what it says now. 1 tap a number or a side note to jump between them
The opening as it read in 2010

Aaron Kosminski (born Aron Mordke Kozminski; 11 September 1865 – 24 March 1919) was an insane Polish Jew who was a suspect in the Jack the Ripper murders.1 He emigrated to England from Poland in the 1880s and worked as a hairdresser in Whitechapel in the East End of London , where the murders were committed in 1888.2 From 1891, he was institutionalized in an asylum.3 Police officials at the time of the murders named one of their suspects "Kosminski" (without a forename), and described him as a Polish Jew in an insane asylum.4 Almost a century after the final murder, the suspect "Kosminski" was identified with Aaron Kosminski, but there was little if any evidence to connect him with the murders, and the reasons for his inclusion as a suspect are unclear.5 Possibly, Kosminski was the victim of antisemitism or confused with another Polish Jew of the same age, such as Aaron Cohen, who was a violent patient at the same asylum.6

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 371281946.
Today
“antisemitism” appeared 1 times in this article's opening at its peak. Today it appears nowhere in the article, references included. Read the current article and compare.
2005201020152020Oct '232025
antisemitism010000
Counts in the opening at each snapshot. Green: the word gained ground. Red: it was cut. Grey: no change.

What Wikipedia says this is

Every article opens by defining its subject. This one was redefined between 2010 and 6 October 2023.

Then

insane polish jew who was a suspect in the jack the ripper murders

Now

polish barber

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.

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