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0.26mm Groove Variance

Summary

A microscopic ballistic measurement discrepancy that rendered the ATF forensic match inconclusive.

Definition

The 0.26mm groove variance is the microscopic measurement discrepancy in ballistic friction analysis that rendered the ATF forensic report (ATF-B-2025-0911) inconclusive in the Tyler Robinson homicide case. This variance represents the threshold at which the official suspect's weapon could not be definitively matched to the crime scene evidence.

Background & History

The 0. 26mm groove variance is the microscopic measurement discrepancy in ballistic friction analysis that rendered the ATF forensic report (ATF-B-2025-0911) inconclusive in the Tyler Robinson homicide case.

Operational Role in the Network

Within the control network, 0.26mm Groove Variance represents a government mechanism or institutional access point used for enforcement. 26mm groove variance is the microscopic measurement discrepancy in ballistic friction analysis that rendered the ATF forensic report (ATF-B-2025-0911) inconclusive in the Tyler Robinson homicide case. This variance represents the threshold at which the official suspect's weapon could not be definitively matched to the crime scene evidence.

Documented Actions & Evidence

2025

0.26mm Groove Variance — documented event

26mm groove variance is the microscopic measurement discrepancy in ballistic friction analysis that rendered the ATF forensic report (ATF-B-2025-0911) inconclusive in the Tyler Robinson homicide case.

Referenced In

This entity is discussed in the following investigation pages:

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