TB-000219
● Active Tier 1: Empirical Fact
Created: Jan 31, 2026 7:42 PM
Creation Method:
👥 Human Verified
99%
Probability Score
The Claim
The first commercial cellphone call was made on April 3, 1973.
Probability Breakdown
Why 99% and not 100%?
By Martin Cooper
No probability factors documented yet.
Source Documentation
No sources documented yet.
Usage Statistics
0
Times Cited
Version History
Current Version: v1.0
Export & API
GET /api/v1/bits/TB-000219