Did you solve it? A new goat for puzzledom’s GOAT
The solution to today’s puzzle Earlier today I set you a new twist on the Monty Hall problem, which is (according to AI) the most discussed recreational maths puzzle in history. The standard Monty Hall problem is as follows: Continue reading...
Open original article- Ledger record
- #121
- First seen
- 17 Aug 2026, 21:26 UTC
- Last checked
- 17 Aug 2026, 21:26 UTC
- Version history
- 1 version
- Current fingerprint
4b628c4c19df...14b791
Publisher layer
Recorded article metadata
- Publisher
- The Guardian
- Country
- England / United Kingdom
- Source published
- 17 Aug 2026, 16:00 UTC
- Source updated
- No update timestamp supplied
- Byline
- Alex Bellos
- Section
- Mathematics
The solution to today’s puzzle Earlier today I set you a new twist on the Monty Hall problem, which is (according to AI) the most discussed recreational maths puzzle in history. The standard Monty Hall problem is as follows: Continue reading...
Change layer
Observed version timeline
-
1
Did you solve it? A new goat for puzzledom’s GOAT
The solution to today’s puzzle Earlier today I set you a new twist on the Monty Hall problem, which is (according to AI) the most discussed recreational maths puzzle in history. The standard Monty Hall problem is as follows: Continue reading...
Changed fieldstitlebylinedescriptionTextcontentTextsourcePublishedAtsourceUpdatedAtsectionimageUrltags- Version SHA-256
4b628c4c19df...14b791- Capture SHA-256
2bce3d4df01c...722802
Interpretation layer
Labels with declared origins
Publisher categories are copied from source metadata. Machine signals report observable wording or format and do not determine truth, intent, ethics, or wrongdoing.
- machine content-type Reported news observable-rules-v1 / 70% rule confidence
- publisher category Education rss-category
- publisher category Mathematics rss-category
- publisher category Science rss-category
Public response layer
Reception snapshots
Comment counts and samples remain absent until a lawful, source-specific capture method is reviewed. Absence is recorded instead of estimated.
Evidence layer
Capture provenance
- Capture ID
- #1
- Observed
- 17 Aug 2026, 21:26 UTC
- HTTP result
- 200 / parsed
- Raw payload
- 460,621 bytes, private gzip evidence
- Collector
- news-ledger/0.1
- Public boundary
- metadata and excerpt