Kuperberg's Six-Cylinder Conjecture
How many pairwise non-overlapping infinite circular cylinders of unit radius can simultaneously touch a unit ball? Kuperberg conjectured in 1990 that the maximum is six.
Exact FrontierDelta
Scope and record
Occurred: Jul 27, 2026
Delta type: SOURCE CLAIM
Assumptions: VibeMathed verification: unreviewed. Publication: preprint. AI contribution: ai-co-developed. Imported under CC BY 4.0.
Canonical aliases: Kuperberg's Six-Cylinder Conjecture · Kuperberg cylinders
Confidence: Not scored
Registry verification: unreviewed · preprint · resolved
Attribution
VibeMathed
registry · event recorded by
Ivan Matić
human · human collaborator
Radoš Radoičić
human · human collaborator
Claude (version not disclosed)
model · ai model contributor · Anthropic
Lineage and corrections
This event attributed to Radoš Radoičić
This event attributed to Ivan Matić
This event attributed to Claude (version not disclosed)