EFI·Evidence Fusion Initiative

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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.

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Topic remit

Day of

Engineering

Facilitation

Intelligence & process

Foreknowledge

Independent cluster

Entities

Matching hypotheses

  • H009Relevant intelligence was withheld from the 9/11 CommissionScore
  • H015Able Danger identified Atta's cell before 9/11 and was blocked from warning the FBIScore
  • H021The 9/11 Commission was structurally prevented from being a truth-seeking enquiryScore

Matching claims

  • 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-020

    Able Danger identified Mohamed Atta's cell before 11 September and was blocked from notifying the FBI.

  • disputedCLM-031

    The 9/11 Commission was not a truth-seeking body; the Report is a 'Zelikow Report' defined by systematic omissions.

  • unverifiedCLM-034

    Reported 9/11 aircraft manoeuvres were not flyable manually by the named hijacker-pilots (automation/remote guidance).

  • disputedCLM-035

    A small CIA Alec Station group intentionally withheld Mihdhar/Hazmi information from the FBI, and the purpose became to allow the attacks.

  • disputedCLM-036

    The Pentagon attack involved inside-the-building explosives before AA77's official impact.

  • verifiedCLM-040

    NTSB produced flight-path studies and ATC transcripts for the four hijacked flights and initially refused a public docket.

  • 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

54
EVD-236web archive

Ted 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.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1
EVD-216academic paper

Kevin Ryan — Lies and Obstruction: Indefensible Air Defenses on 9/11 (8 Sep 2024)

International Center for 9/11 Justice · 2024-09-08

Ryan presented a 2024 talk arguing 9/11 air defences were 'indefensible' in a stronger sense than fog-of-war.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1
EVD-230academic paper

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.

Quality 3.13 / 5components retained
Prov4
Auth4
Ind3
Contemp1
Corr2
Spec4
Comp4
Chain3
EVD-003government report

Bayoumi locates apartment, co-signs lease, opens bank account

9/11 Commission Report · 2004-07-22

Bayoumi performed specific, documented housing and banking tasks for the two men in early February 2000.

Quality 3.88 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr4
Spec4
Comp4
Chain4
EVD-228witness statement

Lorie Van Auken and Bob McIlvaine — Toronto Report ch.1 family testimony

The 9/11 Toronto Report (2012), International Hearings on the Events of September 11, 2001 · 2012-09-11

Two 9/11 family members testified in 2011 about their dead, the Jersey Girls' campaign for a full investigation, three NORAD public timelines, and Van Auken's contemporaneous unease at the Florida classroom footage.

Quality 3.13 / 5components retained
Prov4
Auth4
Ind3
Contemp1
Corr2
Spec4
Comp4
Chain3
EVD-120government report

9/11 Commission did not investigate WTC 7's collapse mechanism

9/11 Commission Report · 2004-07-22

The 9/11 Commission did not produce a collapse-mechanism finding for WTC 7.

Quality 3.88 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr4
Spec4
Comp4
Chain4

Evidence contradicting

13
EVD-131government report

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.

Quality 3.38 / 5components retained
Prov5
Auth5
Ind2
Contemp1
Corr2
Spec4
Comp4
Chain4
EVD-223academic paper

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.

Quality 2.88 / 5components retained
Prov3
Auth4
Ind4
Contemp1
Corr2
Spec4
Comp3
Chain2
EVD-117engineering report

ASCE Pentagon building performance: 757-class impact damage

ASCE/SEI Pentagon Building Performance Report (2003) · 2003-01-01

An engineering team mapped interior damage consistent with a large-aircraft mass trajectory through the Pentagon.

Quality 4.00 / 5components retained
Prov4
Auth5
Ind4
Contemp3
Corr4
Spec4
Comp4
Chain4
EVD-222academic paper

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.

Quality 2.88 / 5components retained
Prov3
Auth4
Ind4
Contemp1
Corr2
Spec4
Comp3
Chain2
EVD-145academic paper

Bažant pancake model vs NIST initiation sequence

Bažant et al. — pancake / progressive-collapse papers on the WTC towers · 2002-01-01

Published official-adjacent models disagree on pancake vs bowing-column initiation of the tower collapses.

Quality 2.75 / 5components retained
Prov3
Auth4
Ind3
Contemp1
Corr2
Spec4
Comp3
Chain2
EVD-004government report

Commission: Bayoumi did not give them money beyond the reimbursed check

9/11 Commission Report · 2004-07-22

Commission found no continuing financial transfers from Bayoumi to the two men.

Quality 3.88 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr4
Spec4
Comp4
Chain4

Ambiguous

69
EVD-200web archive

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.

Quality 1.00 / 5components retained
Prov2
Auth1
Ind3
Contemp0
Corr0
Spec1
Comp1
Chain0
EVD-201web archive

Complete 9/11 Timeline restored on IC911 (History Commons / Paul Thompson)

Complete 9/11 Timeline (Paul Thompson / History Commons), hosted by IC911 · 2026-09-02

IC911 hosts a restored copy of Paul Thompson's Complete 9/11 Timeline, originally at History Commons, described as cataloguing thousands of mainstream and government records.

Quality 2.88 / 5components retained
Prov3
Auth3
Ind3
Contemp2
Corr3
Spec3
Comp4
Chain2
EVD-227web archive

IC911 who-we-are mission (research, preserve, public action)

International Center for 9/11 Justice · 2026-09-02

IC911 describes itself as preserving data, doing new research, and campaigning for a new investigation.

Quality 2.50 / 5components retained
Prov3
Auth4
Ind3
Contemp0
Corr1
Spec3
Comp4
Chain2
EVD-215academic paper

Ted Walter — The 9/11 Hijacking Myth Exposed (presentation, 8 Sep 2024)

International Center for 9/11 Justice · 2024-09-08

Walter presented a 2024 IC911 talk arguing hijacker piloting of the reported manoeuvres is implausible.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1
EVD-214web archive

IC911 presentations catalogue (2023–2026)

International Center for 9/11 Justice · 2026-09-02

IC911 lists seven presentations 2023–2026 on flight simulation, seismic claims, hijacking, air defence, the North Tower spire, and WTC 7 free fall.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1
EVD-235web archive

Piers Robinson — Preliminary evaluation of flight-simulator data, UA175 and AA77 (10 Sep 2025)

International Center for 9/11 Justice · 2025-09-10

Robinson presented a 2025 preliminary simulator evaluation of UA175 and AA77 control.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1

Contemporary reports

64
EVD-003government report

Bayoumi locates apartment, co-signs lease, opens bank account

9/11 Commission Report · 2004-07-22

Bayoumi performed specific, documented housing and banking tasks for the two men in early February 2000.

Quality 3.88 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr4
Spec4
Comp4
Chain4
EVD-120government report

9/11 Commission did not investigate WTC 7's collapse mechanism

9/11 Commission Report · 2004-07-22

The 9/11 Commission did not produce a collapse-mechanism finding for WTC 7.

Quality 3.88 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr4
Spec4
Comp4
Chain4
EVD-320intelligence cable

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.

Quality 4.13 / 5components retained
Prov5
Auth5
Ind3
Contemp4
Corr4
Spec5
Comp3
Chain4
EVD-104government report

Commission / NORAD tapes: delayed notification and a phantom AA11

9/11 Commission Report · 2004-07-22

Military notification lagged FAA awareness; a phantom AA11 was injected into the response.

Quality 4.13 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr5
Spec5
Comp4
Chain4
EVD-119government report

Rapid recycling of WTC steel before a full forensic metallurgical programme

FEMA 403 — World Trade Center Building Performance Study (2002) · 2002-05-01

Most WTC structural steel was recycled before a full federal engineering investigation existed.

Quality 3.50 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr3
Spec3
Comp3
Chain4
EVD-111engineering report

FEMA Appendix C: sulfidized / eutectic-attacked steel samples

FEMA 403 — World Trade Center Building Performance Study (2002) · 2002-05-01

FEMA published photomicrographs of WTC steel with unusual sulfidation/eutectic thinning and said the sulfur source was unidentified.

Quality 3.38 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr2
Spec4
Comp2
Chain4

Later recollections / analysis

72
EVD-200web archive

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.

Quality 1.00 / 5components retained
Prov2
Auth1
Ind3
Contemp0
Corr0
Spec1
Comp1
Chain0
EVD-201web archive

Complete 9/11 Timeline restored on IC911 (History Commons / Paul Thompson)

Complete 9/11 Timeline (Paul Thompson / History Commons), hosted by IC911 · 2026-09-02

IC911 hosts a restored copy of Paul Thompson's Complete 9/11 Timeline, originally at History Commons, described as cataloguing thousands of mainstream and government records.

Quality 2.88 / 5components retained
Prov3
Auth3
Ind3
Contemp2
Corr3
Spec3
Comp4
Chain2
EVD-227web archive

IC911 who-we-are mission (research, preserve, public action)

International Center for 9/11 Justice · 2026-09-02

IC911 describes itself as preserving data, doing new research, and campaigning for a new investigation.

Quality 2.50 / 5components retained
Prov3
Auth4
Ind3
Contemp0
Corr1
Spec3
Comp4
Chain2
EVD-236web archive

Ted 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.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1
EVD-216academic paper

Kevin Ryan — Lies and Obstruction: Indefensible Air Defenses on 9/11 (8 Sep 2024)

International Center for 9/11 Justice · 2024-09-08

Ryan presented a 2024 talk arguing 9/11 air defences were 'indefensible' in a stronger sense than fog-of-war.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1
EVD-215academic paper

Ted Walter — The 9/11 Hijacking Myth Exposed (presentation, 8 Sep 2024)

International Center for 9/11 Justice · 2024-09-08

Walter presented a 2024 IC911 talk arguing hijacker piloting of the reported manoeuvres is implausible.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1

Official documents

72
EVD-003government report

Bayoumi locates apartment, co-signs lease, opens bank account

9/11 Commission Report · 2004-07-22

Bayoumi performed specific, documented housing and banking tasks for the two men in early February 2000.

Quality 3.88 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr4
Spec4
Comp4
Chain4
EVD-120government report

9/11 Commission did not investigate WTC 7's collapse mechanism

9/11 Commission Report · 2004-07-22

The 9/11 Commission did not produce a collapse-mechanism finding for WTC 7.

Quality 3.88 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr4
Spec4
Comp4
Chain4
EVD-320intelligence cable

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.

Quality 4.13 / 5components retained
Prov5
Auth5
Ind3
Contemp4
Corr4
Spec5
Comp3
Chain4
EVD-104government report

Commission / NORAD tapes: delayed notification and a phantom AA11

9/11 Commission Report · 2004-07-22

Military notification lagged FAA awareness; a phantom AA11 was injected into the response.

Quality 4.13 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr5
Spec5
Comp4
Chain4
EVD-119government report

Rapid recycling of WTC steel before a full forensic metallurgical programme

FEMA 403 — World Trade Center Building Performance Study (2002) · 2002-05-01

Most WTC structural steel was recycled before a full federal engineering investigation existed.

Quality 3.50 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr3
Spec3
Comp3
Chain4
EVD-111engineering report

FEMA Appendix C: sulfidized / eutectic-attacked steel samples

FEMA 403 — World Trade Center Building Performance Study (2002) · 2002-05-01

FEMA published photomicrographs of WTC steel with unusual sulfidation/eutectic thinning and said the sulfur source was unidentified.

Quality 3.38 / 5components retained
Prov5
Auth5
Ind2
Contemp3
Corr2
Spec4
Comp2
Chain4

Independent / media

48
EVD-200web archive

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.

Quality 1.00 / 5components retained
Prov2
Auth1
Ind3
Contemp0
Corr0
Spec1
Comp1
Chain0
EVD-201web archive

Complete 9/11 Timeline restored on IC911 (History Commons / Paul Thompson)

Complete 9/11 Timeline (Paul Thompson / History Commons), hosted by IC911 · 2026-09-02

IC911 hosts a restored copy of Paul Thompson's Complete 9/11 Timeline, originally at History Commons, described as cataloguing thousands of mainstream and government records.

Quality 2.88 / 5components retained
Prov3
Auth3
Ind3
Contemp2
Corr3
Spec3
Comp4
Chain2
EVD-227web archive

IC911 who-we-are mission (research, preserve, public action)

International Center for 9/11 Justice · 2026-09-02

IC911 describes itself as preserving data, doing new research, and campaigning for a new investigation.

Quality 2.50 / 5components retained
Prov3
Auth4
Ind3
Contemp0
Corr1
Spec3
Comp4
Chain2
EVD-236web archive

Ted 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.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1
EVD-216academic paper

Kevin Ryan — Lies and Obstruction: Indefensible Air Defenses on 9/11 (8 Sep 2024)

International Center for 9/11 Justice · 2024-09-08

Ryan presented a 2024 talk arguing 9/11 air defences were 'indefensible' in a stronger sense than fog-of-war.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1
EVD-215academic paper

Ted Walter — The 9/11 Hijacking Myth Exposed (presentation, 8 Sep 2024)

International Center for 9/11 Justice · 2024-09-08

Walter presented a 2024 IC911 talk arguing hijacker piloting of the reported manoeuvres is implausible.

Quality 1.88 / 5components retained
Prov2
Auth3
Ind3
Contemp0
Corr1
Spec3
Comp2
Chain1

Unresolved contradictions

  • CTR-001Bayoumi's intelligence role: Commission 2004 vs FBI 2017
  • CTR-002Thumairy assistance: Commission vs FBI 2021
  • CTR-0031 February mosque visit: Bayoumi vs Bin Don
  • CTR-004Bayoumi first interview vs later account
  • CTR-005Chance meeting vs planned meeting
  • CTR-006FBI access representation vs later material
  • CTR-007WTC7 mechanism: NIST fire vs Hulsey not-fire
  • CTR-008WTC dust chips: thermite vs primer paint
  • CTR-009Silverstein 'pull it': demolition vs firefighter withdrawal
  • CTR-010Able Danger Atta identification
  • CTR-011Put options: unusual volume vs no plot-participant profits
  • CTR-012Hijacker identities: BBC still-alive vs Commission mistaken-identity
  • CTR-013Pentagon: AA77 vs no-Boeing
  • CTR-014UA93: passenger revolt vs shoot-down
  • CTR-015WTC7 free fall: NIST consistency vs demolition signature
  • CTR-016NORAD first story vs NORAD tapes
  • CTR-017WTC 7 Stage 1: NIST gradual vs Chandler instantaneous whole-roofline free fall
  • CTR-018Commission completeness vs Griffin omissions list
  • CTR-019IC911 journal vs IC911 journal on the Pentagon object
  • CTR-020CIA withholding: incompetence vs allowed-to-proceed
  • 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

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