# 2026-03-21

What the record holds about this day.


## Became true

- [AMD](/record/amd.md) | hf_repo_created | amd/DeepSeek-R1-0528-MXFP4-MTP-MoEFP4 | valid 2026-03-21 to present | conf 0.90 | valid | [clm_C054987C51C6](/claim/clm_C054987C51C6.md)
- [Hugging Face](/record/hugging-face.md) | hf_repo_created | HuggingFaceH4/Qwen3-4B-Thinking-2507-SFT-tr5 | valid 2026-03-21 to present | conf 0.90 | valid | [clm_880507F310F0](/claim/clm_880507F310F0.md)
- [OpenAI](/record/openai.md) | employees | 4,500 | valid 2026-03-21 to present | conf 0.85 | valid | [clm_12E4CC544F2C](/claim/clm_12E4CC544F2C.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.