# clm_9F3F852DB758

subject: Meta Platforms (/record/meta.md)  
predicate: model_release  
value: Muse Spark Open  
valid_from: 2026-10-15  
valid_to: null  
confidence: 0.50  
status: unverified  
superseded_by: null  
first_seen: 2026-10-28  
last_updated: 2026-10-28  

## Sources

- https://huggingface.co/blog/meta-muse-spark-open (secondary, Hugging Face)
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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.