# 2021-01-01

What the record holds about this day.


## Became true

- [Anthropic](/record/anthropic.md) | ceo | Dario Amodei | valid 2021-01-01 to present | conf 0.95 | valid | [clm_3DD167239182](/claim/clm_3DD167239182.md)
- [Cerebras Systems](/record/cerebras.md) | headquarters | Sunnyvale | valid undated to present | conf 0.95 | valid | [clm_E573857B6BAB](/claim/clm_E573857B6BAB.md)
- [IBM](/record/ibm.md) | chair | Arvind Krishna | valid 2021-01-01 to present | conf 0.60 | unverified | [clm_3ED8DBE39F61](/claim/clm_3ED8DBE39F61.md)
- [Mastercard](/record/mastercard.md) | ceo | [Michael Miebach](/record/michael-miebach.md) | valid 2021-01-01 to present | conf 0.95 | valid | [clm_24D21BC2F867](/claim/clm_24D21BC2F867.md)
- [Michael Miebach](/record/michael-miebach.md) | ceo_of | [Mastercard](/record/mastercard.md) | valid 2021-01-01 to present | conf 0.95 | valid | [clm_E504A4B3C0B8](/claim/clm_E504A4B3C0B8.md)
- [National Institute of Standards and Technology](/record/nist.md) | chair | James Olthoff | valid 2021-01-01 to 2022-04-19 | conf 0.95 | superseded | superseded_by [clm_E2FCE1FA46B2](/claim/clm_E2FCE1FA46B2.md) | [clm_F916A41DAFFB](/claim/clm_F916A41DAFFB.md)

## Stopped being true

- [Block, Inc.](/record/block.md) | headquarters | San Francisco | valid undated to 2021-01-01 | conf 0.80 | superseded | [clm_7DF830795F14](/claim/clm_7DF830795F14.md)
- [IBM](/record/ibm.md) | chair | Ginni Rometty | valid 2012-10-01 to 2021-01-01 | conf 0.85 | superseded | superseded_by [clm_3ED8DBE39F61](/claim/clm_3ED8DBE39F61.md) | [clm_9C399CAEE51C](/claim/clm_9C399CAEE51C.md)
- [Mastercard](/record/mastercard.md) | ceo | Ajay Banga | valid 2010-07-01 to 2021-01-01 | conf 0.95 | superseded | superseded_by [clm_24D21BC2F867](/claim/clm_24D21BC2F867.md) | [clm_694A5FF370A3](/claim/clm_694A5FF370A3.md)
- [National Institute of Standards and Technology](/record/nist.md) | chair | Walter Copan | valid 2017-10-01 to 2021-01-01 | conf 0.95 | superseded | superseded_by [clm_F916A41DAFFB](/claim/clm_F916A41DAFFB.md) | [clm_2E7CF59A09E9](/claim/clm_2E7CF59A09E9.md)

## 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.