# 1966-01-01

What the record holds about this day.


## Became true

- [Mastercard](/record/mastercard.md) | country | United States | valid undated to present | conf 0.95 | valid | [clm_6D27105E695D](/claim/clm_6D27105E695D.md)
- [Mastercard](/record/mastercard.md) | founded | 1966-01-01 | valid 1966-01-01 to present | conf 0.95 | valid | [clm_70A526F330FB](/claim/clm_70A526F330FB.md)

## Stopped being true

- none

## Recorded or changed on this day

- none

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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.