Case file
Al Hidayah Mosque
Wikipedia's first sentence called it “mosque located in section 18”. Today it says “historic mosque located in ampang pecah”. The one-line description Wikipedia serves to search engines and AI systems read “Mosque in Petaling, Selangor, Malaysia”. It now reads “Mosque in Kuala Kubu Bharu, Selangor, Malaysia”.
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 2010 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 2010
Al Hidayah is a mosque located in Section 18, along Jalan Pinang 18/1 in Shah Alam , Malaysia .1 It also houses Tadika Islam Al Hidayah in its compound. The word 'Tadika' means kindergarten in English. v t e2
This is Wikipedia's own text, saved in our repository. Their copy of it is revision 250102248.
Today
Wikipedia's first sentence called it “mosque located in section 18”. Today it says “historic mosque located in ampang pecah”. The one-line description Wikipedia serves to search engines and AI systems read “Mosque in Petaling, Selangor, Malaysia”. It now reads “Mosque in Kuala Kubu Bharu, Selangor, Malaysia”. 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
mosque located in section 18
Now
historic mosque located in ampang pecah
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.