# 1987-02-21

What the record holds about this day.


## Became true

- [TSMC](/record/tsmc.md) | founded | 1987-02-21 | valid 1987-02-21 to present | conf 0.95 | valid | [clm_70A2B581A982](/claim/clm_70A2B581A982.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.