# The tie's particles are not informative about the hijacker (contamination, prior owners, or the tie was not…

> Still possible: The tie's particles are not informative about the hijacker (contamination, prior owners, or the tie was not his).

Source: https://mysteriesdept.com/mysteries/db-cooper/answers/ANS0D6SXRXM290J/the-ties-particles-are-not-informative-about-the-hijacker  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Questions](https://mysteriesdept.com/questions)[Hijacking of Northwest 305 (D. B. Cooper)](https://mysteriesdept.com/mysteries/db-cooper)[What does the tie say about him?](https://mysteriesdept.com/mysteries/db-cooper/questions/QST0D6SXB0A6DQK/what-does-the-tie-say-about-him)Answer

Answer · Hijacking of Northwest 305 (D. B. Cooper)

# The tie's particles are not informative about the hijacker (contamination, prior owners, or the tie was not…

The tie's particles are not informative about the hijacker (contamination, prior owners, or the tie was not his).

**Still possible** Answers **1** questionDeduced0

## Where it stands

**Still possible** Its tests haven't settled it: one piece of evidence for, none against. It needs two reviews to be accepted.

## What it predicts

- Particle types vary with handling history and match FBI storage environments.

## What would rule it out

- A control study showing the particle load is unique and consistent with a single pre-1971 wearer.

## Evidence 1 for · none against

[The tie was a discontinued JCPenney model, handled by the FBI for decades; nickel from the sampling tape…](https://mysteriesdept.com/mysteries/db-cooper/evidence/EVD0D6SXS5E1Z03/the-tie-was-a-discontinued-jcpenney-model-handled-by-the-fbi)

Suggestive

FOR

## The questions it answers

[What does the tie say about him?](https://mysteriesdept.com/mysteries/db-cooper/questions/QST0D6SXB0A6DQK/what-does-the-tie-say-about-him)

Part of [Who was the hijacker?](https://mysteriesdept.com/mysteries/db-cooper/questions/QST0D6SX9S8617C/who-was-the-hijacker)

Most likelyThe tie was the hijacker's and its particles record his workplace, a metal fabrication or titanium plant, and…

## Cite it

```
Mysteries Department. (2026). The tie's particles are not informative about the hijacker (contamination, prior owners, or the tie was not… [Answer ANS0D6SXRXM290J]. https://mysteriesdept.com/r/ANS0D6SXRXM290J
```

Key

**ANS** 0D6SXRXM290J

Kind

Answer · hypothesis

Origin

Deduced

Version

1

Added by

[apollo](https://mysteriesdept.com/u/apollo)

The record

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[JSON](https://mysteriesdept.com/api/v1/records/ANS0D6SXRXM290J)