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Keyword and entity retrieval over indexed evidence, hypotheses, and claims. Nothing is answered from model memory on this page. For a scored percentage with the working shown, open Fact or Fiction.
Topic remit
Day of
Engineering
Facilitation
Intelligence & process
Foreknowledge
Independent cluster
Entities
- Omar al-Bayoumi
- Nawaf al-Hazmi
- Khalid al-Mihdhar
- Fahad al-Thumairy
- Mohdar Abdullah
- Caysan Bin Don
- Osama Bassnan
- Mohamed Atta
- Larry Silverstein
- Norman Mineta
- Dick Cheney
- Kenneth Williams
- Coleen Rowley
- Zacarias Moussaoui
- Richard Gage
- Steven E. Jones
- Niels H. Harrit
- J. Leroy Hulsey
- Barry Jennings
- William Rodriguez
- Mahmoud Ahmad
- George W. Bush
- David Ray Griffin
- David Chandler
- Ted Walter
- Tony Szamboti
- Graeme MacQueen
- Kevin R. Ryan
- Piers Robinson
- Natalie Schilling
- Jonathan H. Cole
- Philip Zelikow
- Søren Roest Korsgaard
- Lorie Van Auken
- Bob McIlvaine
- Peter Dale Scott
- Paul Zarembka
- Barbara Honegger
- Kristina Claunch
- Mary Marshall Clark
- Peter Bearman
- Barbara Elias-Sanborn
- Richard A. Clarke
- Sajit Gandhi
- Michael Horrocks
- Thomas W. Eagar
- Christopher Musso
Matching hypotheses
- H009Relevant intelligence was withheld from the 9/11 CommissionScore
- H001AA11 struck WTC1Score
- H011NORAD/FAA response failure was more than accident (exercises, false timeline, or interference)Score
- H012Unusual pre-attack put-option activity reflected advance knowledge of the attacksScore
- H015Able Danger identified Atta's cell before 9/11 and was blocked from warning the FBIScore
- H016Urban Moving Systems detainees had organisational advance knowledge of the attacksScore
- H021The 9/11 Commission was structurally prevented from being a truth-seeking enquiryScore
Matching claims
- partially_supportedCLM-003
Omar al-Bayoumi was a paid cooptee of Saudi GIP reporting via Ambassador Bandar.
- verifiedCLM-007
U.S. agencies had actionable information on Mihdhar's U.S. visa in January 2000 and failed to watchlist him until August 2001.
- indeterminateCLM-008
Bayoumi had advance knowledge that the 9/11 attacks would occur.
- well_supportedCLM-009
The FBI withheld Bayoumi-related intelligence from the 9/11 Commission.
- verifiedCLM-011
American Airlines Flight 11 struck World Trade Center 1 at 08:46:40 on 11 September 2001.
- verifiedCLM-012
United Airlines Flight 175 struck World Trade Center 2 at 09:03:11.
- disputedCLM-013
Aircraft impact and the ensuing fires initiated the collapses of WTC 1 and WTC 2 without additional energetic devices.
- disputedCLM-015
WTC 7 collapsed from ordinary office fires following debris impact, without explosives.
- disputedCLM-020
Able Danger identified Mohamed Atta's cell before 11 September and was blocked from notifying the FBI.
- indeterminateCLM-021
Unusual pre-attack put-option activity reflected trading by people with advance knowledge of the plot.
- unverifiedCLM-022
The five Urban Moving Systems detainees had advance knowledge of the attacks as an Israeli intelligence team.
- contradictedCLM-025
Some of the named 19 hijackers were not aboard the aircraft / were still alive.
- disputedCLM-030
WTC 7's entire measurable north and west rooflines instantaneously transitioned to free fall, a behaviour NIST's Stage 1 description conceals.
- disputedCLM-031
The 9/11 Commission was not a truth-seeking body; the Report is a 'Zelikow Report' defined by systematic omissions.
- disputedCLM-033
First-responder explosion-language about the Twin Towers is evidence of demolition charges.
- unverifiedCLM-034
Reported 9/11 aircraft manoeuvres were not flyable manually by the named hijacker-pilots (automation/remote guidance).
- disputedCLM-036
The Pentagon attack involved inside-the-building explosives before AA77's official impact.
- verifiedCLM-037
A large born-digital public archive of 11 September emails, stories, and images exists and was acquired by the Library of Congress in 2003.
- well_supportedCLM-039
CIA senior products in summer 2001 described Bin Ladin attacks as imminent, including a strike in the US, without time/place/target.
- well_supportedCLM-042
About three-quarters of CIA materials cited by the 9/11 Commission, including all KSM interrogation reports, remained withheld as of the 2012 File posting.
Evidence supporting
66Ted Walter — Earthshaking Revelations: seismic evidence of pre-impact explosions (10 Sep 2025)
International Center for 9/11 Justice · 2025-09-10
Walter presented a 2025 talk arguing for seismic evidence of explosions before aircraft impact.
2011 Toronto Hearings and 2012 Toronto Report — catalogue
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
A 2011 academic/legal hearing produced an 18-chapter 2012 report arguing the official account is false. Eleven chapters are objects in this lab; seven are title-catalogued.
CIA SEIBs June–August 2001: Bin Ladin attacks 'imminent' / 'in the US'
The Central Intelligence Agency's 9/11 File (NSAEBB 381) · 2001-08-07
CIA senior briefs from June–August 2001 repeatedly warned of imminent Bin Ladin operations, including a 7 August SEIB titled 'Bin Ladin Determined to Strike in the US', and a 24 August note that an associated individual was considering U.S. operations without timing or targets.
Peter Dale Scott — 9/11 as a deep event: CIA personnel helped allow it (Toronto Report ch.5)
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
Scott's 2012 chapter restates a documented CIA-to-FBI withholding pattern around Mihdhar and Hazmi (Malaysia 2000, visa, watchlisting) attributed to a small Alec Station group, and adds a Saudi-GID liaison hypothesis plus an 'allowed to proceed' inference.
Paul Zarembka — Insider trading before 9/11 re-examined (Toronto Report ch.6)
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
A 2012 hearing paper surveys three academic option-market studies and argues the combined pre-attack activity is not plausibly random, while treating UAL/AMR themselves as weak because of hedging.
David Ray Griffin — Anomalies in the 9/11 Commission Report (Toronto Report ch.2)
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
Griffin's 2012 chapter lists Commission process constraints (Zelikow, funding, access) and twelve claimed omissions, with footnotes to named books, newspapers, and the Report itself.
Evidence contradicting
16Silverstein Properties later: 'pull it' meant withdraw firefighters
PBS — America Rebuilds: A Day with Larry Silverstein (2002) · 2005-01-01
Silverstein's office published a firefighter-withdrawal reading of 'pull it.'
Jonathan Cole — Discussion of Le & Bažant spontaneous-collapse paper (Jul 2023)
Journal of 9/11 Studies · 2023-07-01
An ASCE member published a 2023 discussion challenging Le & Bažant's spontaneous-collapse treatment of the towers.
Legge & Stutt — AA77 FDR analysis supports official Pentagon flight path (Jan 2011)
Journal of 9/11 Studies · 2011-01-01
A 2011 Journal of 9/11 Studies FDR analysis concludes the official AA77 path to Pentagon impact is supported.
Commission: UA93 crashed near Shanksville at 10:03:11 after a passenger revolt
9/11 Commission Report · 2004-07-22
UA93 impacted a field in Somerset County, Pennsylvania, at 10:03:11. Official transcription of the CVR describes a passenger counterattack.
John D. Wyndham — Problems with theories alternative to large-plane impact at the Pentagon (Nov 2011)
Journal of 9/11 Studies · 2011-11-01
The Journal of 9/11 Studies published a 2011 paper arguing that theories alternative to a large-plane Pentagon impact have problems.
Commission staff: Able Danger Atta identification not substantiated
9/11 Commission Report · 2005-08-12
Commission staff published that they could not substantiate a pre-9/11 Able Danger identification of Atta.
Ambiguous
81Lamont-Doherty seismic records of the collapses
Lamont-Doherty / Palisades seismic records of 11 September 2001 · 2001-09-11
Regional seismometers recorded the WTC collapse events with usable timing.
Commission: AA11 struck WTC1 at 08:46:40
9/11 Commission Report · 2004-07-22
A large aircraft identified as AA11 struck WTC 1 at 08:46:40 on 11 September 2001.
911DA email, 12 September 2001: planned desk, 50th floor, 1 WTC
September 11 Digital Archive (RRCHNM / ASHP) · 2001-09-12
A 12 September 2001 email claims a dealing-room desk on the 50th floor of 1 WTC was being stood up over Labor Day 2001, and that some co-workers may have been in the building.
Michael Ragsdale flyer collection — street paper, 11 Sep 2001–15 Sep 2002
September 11 Digital Archive (RRCHNM / ASHP) · 2001-09-12
A near-daily street collection of ~1,000 NYC flyers exists for the year after 11 September, including 11 September hospital/command-centre notices and early CIA/FBI-trust and anti-war posters.
Columbia 9/11 Oral History Project — holdings statement
Columbia Center for Oral History Research — September 11 Oral History Project · 2026-09-03
Columbia's 9/11 oral-history project reports five programmes, over 900 hours with over 600 people, 351 of them open, plus a 2011 book. Transcripts were not ingested.
CIA IG August 2001: CTC practices reviewed positively — vs later OIG/Commission
The Central Intelligence Agency's 9/11 File (NSAEBB 381) · 2001-08-01
NSArchive records that a CIA Inspector General review completed in August 2001 praised CTC information-management and FBI cooperation, in contrast to the 2004 CIA OIG and the Commission.
Contemporary reports
76Lamont-Doherty seismic records of the collapses
Lamont-Doherty / Palisades seismic records of 11 September 2001 · 2001-09-11
Regional seismometers recorded the WTC collapse events with usable timing.
Commission: AA11 struck WTC1 at 08:46:40
9/11 Commission Report · 2004-07-22
A large aircraft identified as AA11 struck WTC 1 at 08:46:40 on 11 September 2001.
911DA email, 12 September 2001: planned desk, 50th floor, 1 WTC
September 11 Digital Archive (RRCHNM / ASHP) · 2001-09-12
A 12 September 2001 email claims a dealing-room desk on the 50th floor of 1 WTC was being stood up over Labor Day 2001, and that some co-workers may have been in the building.
Michael Ragsdale flyer collection — street paper, 11 Sep 2001–15 Sep 2002
September 11 Digital Archive (RRCHNM / ASHP) · 2001-09-12
A near-daily street collection of ~1,000 NYC flyers exists for the year after 11 September, including 11 September hospital/command-centre notices and early CIA/FBI-trust and anti-war posters.
CIA IG August 2001: CTC practices reviewed positively — vs later OIG/Commission
The Central Intelligence Agency's 9/11 File (NSAEBB 381) · 2001-08-01
NSArchive records that a CIA Inspector General review completed in August 2001 praised CTC information-management and FBI cooperation, in contrast to the 2004 CIA OIG and the Commission.
911DA story: last Windows/observation-deck visit the night of 10 September
September 11 Digital Archive (RRCHNM / ASHP) · 2002-10-22
A October 2002 Digital Archive story claims a visitor party was on the WTC observation deck around 22:00 on 10 September 2001 and was offered rain checks dated 11 September.
Later recollections / analysis
87Ted Walter — Earthshaking Revelations: seismic evidence of pre-impact explosions (10 Sep 2025)
International Center for 9/11 Justice · 2025-09-10
Walter presented a 2025 talk arguing for seismic evidence of explosions before aircraft impact.
Columbia 9/11 Oral History Project — holdings statement
Columbia Center for Oral History Research — September 11 Oral History Project · 2026-09-03
Columbia's 9/11 oral-history project reports five programmes, over 900 hours with over 600 people, 351 of them open, plus a 2011 book. Transcripts were not ingested.
2011 Toronto Hearings and 2012 Toronto Report — catalogue
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
A 2011 academic/legal hearing produced an 18-chapter 2012 report arguing the official account is false. Eleven chapters are objects in this lab; seven are title-catalogued.
Peter Dale Scott — 9/11 as a deep event: CIA personnel helped allow it (Toronto Report ch.5)
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
Scott's 2012 chapter restates a documented CIA-to-FBI withholding pattern around Mihdhar and Hazmi (Malaysia 2000, visa, watchlisting) attributed to a small Alec Station group, and adds a Saudi-GID liaison hypothesis plus an 'allowed to proceed' inference.
Paul Zarembka — Insider trading before 9/11 re-examined (Toronto Report ch.6)
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
A 2012 hearing paper surveys three academic option-market studies and argues the combined pre-attack activity is not plausibly random, while treating UAL/AMR themselves as weak because of hedging.
IC911 Data Archive — links inactive at ingest
International Center for 9/11 Justice · 2026-09-02
As of 2 September 2026 the IC911 data-archive page states that archive links are inactive and that a large archive of videos, photographs, and documents is being built.
Official documents
80Commission: AA11 struck WTC1 at 08:46:40
9/11 Commission Report · 2004-07-22
A large aircraft identified as AA11 struck WTC 1 at 08:46:40 on 11 September 2001.
CIA IG August 2001: CTC practices reviewed positively — vs later OIG/Commission
The Central Intelligence Agency's 9/11 File (NSAEBB 381) · 2001-08-01
NSArchive records that a CIA Inspector General review completed in August 2001 praised CTC information-management and FBI cooperation, in contrast to the 2004 CIA OIG and the Commission.
2011 Toronto Hearings and 2012 Toronto Report — catalogue
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
A 2011 academic/legal hearing produced an 18-chapter 2012 report arguing the official account is false. Eleven chapters are objects in this lab; seven are title-catalogued.
CIA SEIBs June–August 2001: Bin Ladin attacks 'imminent' / 'in the US'
The Central Intelligence Agency's 9/11 File (NSAEBB 381) · 2001-08-07
CIA senior briefs from June–August 2001 repeatedly warned of imminent Bin Ladin operations, including a 7 August SEIB titled 'Bin Ladin Determined to Strike in the US', and a 24 August note that an associated individual was considering U.S. operations without timing or targets.
CIA CTC 2003-40044HC — '11 September: The Plot and the Plotters'
The Central Intelligence Agency's 9/11 File (NSAEBB 381) · 2003-06-01
A 1 June 2003 CIA CTC report titled 11 September: The Plot and the Plotters exists, is a major Commission source, and includes the analytical claim that the Saudi composition of the teams had political as well as visa-access value.
Clarke to Rice, 25 January 2001: Principals-level review of al-Qaeda urgently needed
Richard Clarke memo to Condoleezza Rice, 25 January 2001 (NSAEBB 147) · 2001-01-25
On 25 January 2001 Richard Clarke wrote to Condoleezza Rice that a Principals-level review of al-Qaeda was urgently needed.
Independent / media
56Ted Walter — Earthshaking Revelations: seismic evidence of pre-impact explosions (10 Sep 2025)
International Center for 9/11 Justice · 2025-09-10
Walter presented a 2025 talk arguing for seismic evidence of explosions before aircraft impact.
2011 Toronto Hearings and 2012 Toronto Report — catalogue
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
A 2011 academic/legal hearing produced an 18-chapter 2012 report arguing the official account is false. Eleven chapters are objects in this lab; seven are title-catalogued.
Peter Dale Scott — 9/11 as a deep event: CIA personnel helped allow it (Toronto Report ch.5)
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
Scott's 2012 chapter restates a documented CIA-to-FBI withholding pattern around Mihdhar and Hazmi (Malaysia 2000, visa, watchlisting) attributed to a small Alec Station group, and adds a Saudi-GID liaison hypothesis plus an 'allowed to proceed' inference.
Paul Zarembka — Insider trading before 9/11 re-examined (Toronto Report ch.6)
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
A 2012 hearing paper surveys three academic option-market studies and argues the combined pre-attack activity is not plausibly random, while treating UAL/AMR themselves as weak because of hedging.
IC911 Data Archive — links inactive at ingest
International Center for 9/11 Justice · 2026-09-02
As of 2 September 2026 the IC911 data-archive page states that archive links are inactive and that a large archive of videos, photographs, and documents is being built.
David Ray Griffin — Anomalies in the 9/11 Commission Report (Toronto Report ch.2)
The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11
Griffin's 2012 chapter lists Commission process constraints (Zelikow, funding, access) and twelve claimed omissions, with footnotes to named books, newspapers, and the Report itself.
Unresolved contradictions
- CTR-011Put options: unusual volume vs no plot-participant profits
- CTR-017WTC 7 Stage 1: NIST gradual vs Chandler instantaneous whole-roofline free fall
- CTR-019IC911 journal vs IC911 journal on the Pentagon object
- CTR-021CIA IG August 2001 praise vs 2004 CIA OIG / Commission on CTC
- CTR-022NTSB public-docket refusal vs NSArchive FOIA release of the same path/ATC files