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knowledge-distillation/openthoughts3_math

OpenThoughts3 Math This dataset contains the math-only, complete-solution subset used for supervised fine-tuning in LLM-Fusion experiments. It was derived from open-thoughts/OpenThoughts3-1.2M. Dataset summary 103,760 training rows 32,193 unique math questions Up to four solutions per question, selected deterministically with seed 20260910 All rows have domain = "math" and source = "ai2-adapt-dev/openmath-2-math" Solutions are retained only when the assistant… See the full description on the dataset page: https://huggingface.co/datasets/knowledge-distillation/openthoughts3_math.

sourceHugging Faceupdated 5d agoView on Hugging Face
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Dataset Card

OpenThoughts3 Math

This dataset contains the math-only, complete-solution subset used for supervised fine-tuning in LLM-Fusion experiments. It was derived from open-thoughts/OpenThoughts3-1.2M.

Dataset summary

  • 103,760 training rows
  • 32,193 unique math questions
  • Up to four solutions per question, selected deterministically with seed 20260910
  • All rows have domain = "math" and source = "ai2-adapt-dev/openmath-2-math"
  • Solutions are retained only when the assistant output contains a closing </think> tag and a \boxed{...} answer after it
  • Maximum rendered sequence length: 32,768 tokens with the Qwen3-4B-Instruct-2507 tokenizer

The completeness filter favors questions whose generated solutions finish within the original generation limit, so this subset should not be treated as an unbiased sample of the source dataset's difficulty distribution.

Schema

ColumnTypeDescription
messageslist of {role, content}User prompt and assistant solution
domainstringAlways math
sourcestringOriginal source identifier
datasetstringOpenThoughts3-1.2M
splitstringAlways train
difficultystringOptional difficulty metadata
sample_idstringStable sample identifier

Construction statistics

The builder scanned 1,200,000 source rows. It excluded 350,000 non-math rows, incomplete generations, generations without a boxed final answer, and extra solutions above the four-per-question cap.