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Longterm Wiki

Source Checks

Automated verification of wiki data against original sources. Each record is checked against one or more external sources to confirm accuracy.

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Verified Correct

728

50% of checked

Has Issues

252

17% of checked

Can't Verify

464

32% of checked

Not Yet Checked

0

of 1,444 total

Contradicted

45

Fix now — data may be wrong

Outdated

9

Source has newer info

Accuracy Rate

93%

confirmed / (confirmed + wrong + outdated)

Needs Recheck

2

Flagged for re-verification

1444 results
TypeEntityClaimVerdictConfidenceSourcesLast Checked
Fact-Infrastructure Investment = $69 billionunverifiable95%13/31/2026
Fact-Wikipedia = https://en.wikipedia.org/wiki/Mercy_…unverifiable95%13/31/2026
Fact-User Count = 1 billionunverifiable95%13/31/2026
Fact-User Count = 630 millionunverifiable95%13/31/2026
Fact-Revenue = $1.7 millionunverifiable95%13/31/2026
Fact-Website = https://mercyforanimals.org/unverifiable95%13/31/2026
Fact-Founder (text) = Paul Melloncontradicted95%13/31/2026
Fact-Country = United Statesconfirmed99%13/31/2026
Fact-Website = http://www.mellon.org/confirmed95%13/31/2026
Fact-Wikipedia = https://en.wikipedia.org/wiki/MacArt…unverifiable95%13/31/2026
Fact-Notable For = Trustees are self-perpetuating: ne…unverifiable95%13/31/2026
Fact-Website = https://manifund.org/confirmed95%13/31/2026
Fact-Headquarters = New York Cityconfirmed99%13/31/2026
Fact-Website = https://www.macfound.org/confirmed99%13/31/2026
Fact-Founder (text) = John D. MacArthurconfirmed95%13/31/2026
Fact-Headquarters = Illinoisconfirmed95%13/31/2026
Fact-Country = United Statesconfirmed99%13/31/2026
Fact-Founded Date = Jan 1978confirmed95%13/31/2026
Fact-Founded Date = Jan 1978confirmed95%13/31/2026
Fact-Headquarters = Marquette Buildingconfirmed95%13/31/2026
Fact-Notable For = Only dedicated startup in the hard…unverifiable95%13/31/2026
Fact-Description = Startup building hardware-rooted z…unverifiable95%13/31/2026
Fact-key-event = Trust formally established at Series…unverifiable85%13/31/2026
Fact-Headquarters = San Francisco, CAunverifiable95%13/31/2026
Fact-Country = United Kingdomcontradicted95%13/31/2026
Fact-Founded Date = 2025unverifiable95%13/31/2026
Fact-key-event = Long-Term Benefit Trust publicly ann…confirmed95%13/31/2026
Fact-Founder (text) = Natalie Cargillconfirmed95%13/31/2026
Fact-Notable For = Full Trust Agreement has never bee…partial75%13/31/2026
Fact-Website = https://www.longview.org/confirmed99%13/31/2026
Fact-Founded Date = 2018confirmed95%13/31/2026
Fact-Notable For = Trustee composition shifted from A…unverifiable95%13/31/2026
Fact-key-event = Chris Liddell appointed to Anthropic…partial85%13/31/2026
Fact-key-event = Jay Kreps appointed to Anthropic boa…confirmed95%13/31/2026
Fact-program = GovAI Fellowship — competitive researc…unverifiable95%13/31/2026
Fact-Headcount = 40–45unverifiable95%13/31/2026
Fact-Wikipedia = https://en.wikipedia.org/wiki/GiveWellconfirmed95%13/31/2026
Fact-Wikipedia = https://en.wikipedia.org/wiki/Giving…confirmed95%13/31/2026
Fact-Revenue = $269.5 millioncontradicted95%13/31/2026
Fact-Website = https://www.givewell.org/unverifiable95%13/31/2026
Fact-Founded Date = 2022confirmed95%13/31/2026
Fact-Founded Date = 2009confirmed95%13/31/2026
Fact-Website = http://www.givingwhatwecan.org/confirmed99%13/31/2026
Fact-Founder (text) = Toby Ordconfirmed95%13/31/2026
Fact-Legal Structure = charitable organizationconfirmed95%13/31/2026
Fact-Founder (text) = Holden Karnofskyconfirmed95%13/31/2026
Fact-Country = United Statesconfirmed99%13/31/2026
Fact-Headcount = 5unverifiable95%13/31/2026
Fact-Headquarters = United Statesconfirmed95%13/31/2026
Fact-affiliated-org = sid_d9sWZtyVwgcontradicted95%13/31/2026
Showing 751800 of 1444
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Data from source_check_verdicts table. Click a row to view detailed evidence.