Shoreshthe drift report · all case files
Case file

Ibrahim ibn Yaqub

Wikipedia's first sentence called it “a 10th century sefardic traveller”. Today it says “andalusi jewish traveler from tortosa known and esteemed in the 10th century for his knowledge in science”.
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 2005 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 2005

Ibrahim ibn Yaqub was a 10th century Sefardic traveller, merchant and chronicler from Moorish -ruled Ṭurṭūšah in Al-Andalus . Between 965 and 971 he travelled throughout Western and Central Europe .1 The memoirs and commentaries of this travel were later published in Abu Abdullah al-Bakri 's Book of Highways and of Kingdoms .2 His work is best known as the first reliable description of the Polish state ruled by Mieszko I .3 He came to the lands of Poland as a slave trader. v t e4

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 17726792.
Today
Wikipedia's first sentence called it “a 10th century sefardic traveller”. Today it says “andalusi jewish traveler from tortosa known and esteemed in the 10th century for his knowledge in science”. Read the current article and compare.
2005201020152020Oct '232025
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 since 2005, and today's defining sentence is their current revision.

Then

a 10th century sefardic traveller

Now

andalusi jewish traveler from tortosa known and esteemed in the 10th century for his knowledge in science

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.

← back to the drift report