# Quizlet timeline

entity: /record/quizlet.md  
id: ent_quizlet  


## 2007

- 2007-01-01 | founded | 2007-01-01 | unverified | [clm_0739C3B3D943](/claim/clm_0739C3B3D943.md)

## undated

- undated | country | United States | valid | [clm_16F5E72348A9](/claim/clm_16F5E72348A9.md)
- undated | website | http://quizlet.com/ | unverified | [clm_70E24110B9D6](/claim/clm_70E24110B9D6.md)
- undated | headquarters | San Francisco | valid | [clm_797C5D251EED](/claim/clm_797C5D251EED.md)

## 2009

- 2009-02-01 | x_username | quizlet | unverified | [clm_5E81B235B479](/claim/clm_5E81B235B479.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.