# 2025-09-18

What the record holds about this day.


## Became true

- [Allen Institute for AI](/record/allen-institute-for-ai.md) | hf_repo_created | allenai/dolma2-tokenizer-special-tokens-v3-lc-reasoner | valid 2025-09-18 to present | conf 0.90 | valid | [clm_A2A3E970585E](/claim/clm_A2A3E970585E.md)
- [OpenAI](/record/openai.md) | hf_repo_created | openai/gpt-oss-safeguard-120b | valid 2025-09-18 to present | conf 0.90 | valid | [clm_7C9119BA581C](/claim/clm_7C9119BA581C.md)
- [OpenAI](/record/openai.md) | hf_repo_created | openai/gpt-oss-safeguard-20b | valid 2025-09-18 to present | conf 0.90 | valid | [clm_F770D9497687](/claim/clm_F770D9497687.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.