# Arista Networks founding date

entity: /record/arista-networks.md  
predicate: founded  
page: /record/arista-networks/founded  
as_of: 2026-11-12  
cite: AsOf. "Arista Networks founded: 2004-10", as of 2004-10-01. Claim clm_8A8085E7CD0E, https://asof.is/claim/clm_8A8085E7CD0E, accessed 2026-11-12. Source: https://www.sec.gov/Archives/edgar/data/1596532/000159653219000027/anet20181231-10k.htm.  

As of November 12, 2026, Arista Networks's founding date on the AsOf record is 2,004 -10, dated October 1, 2004, from a primary source (sec.gov).

1 claim on Arista Networks's founding date, 1 open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

## Current founding date

What the record asserts on 2026-11-12.

- [Arista Networks](/record/arista-networks.md) | founded | 2004-10 | valid 2004-10-01 to present | conf 0.95 | valid | [clm_8A8085E7CD0E](/claim/clm_8A8085E7CD0E.md)
  sources: https://www.sec.gov/Archives/edgar/data/1596532/000159653219000027/anet20181231-10k.htm

## Every dated value

One claim per line, oldest first. Superseded claims stay visible.

- [Arista Networks](/record/arista-networks.md) | founded | 2004-10 | valid 2004-10-01 to present | conf 0.95 | valid | [clm_8A8085E7CD0E](/claim/clm_8A8085E7CD0E.md)
  sources: https://www.sec.gov/Archives/edgar/data/1596532/000159653219000027/anet20181231-10k.htm

## Questions this record answers

### What is Arista Networks's current founding date?

2,004 -10, dated October 1, 2004, from a primary source (sec.gov). The record asserts this claim as of November 12, 2026 (status valid, confidence 0.95).


## Read on

- This page: /record/arista-networks/founded (markdown: /record/arista-networks/founded.md)
- Entity twin: /record/arista-networks.md · timeline: /timelines/arista-networks.md
- Every company's founding date: /facts/founded.md

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.