Source authenticated

The Covering Number C(12,6,4)C(12,6,4)

closes a one-block gap in the covering tables; the analogous next case is not reachable by this method

Exact FrontierDelta

proved→proved

Scope and record

Occurred: Oct 29, 2026

Delta type: REGISTRY REVISION

Assumptions: VibeMathed verification: unreviewed. Publication: preprint. AI contribution: ai-assisted. VibeMathed editorial classifications, scores, notes, relations, and dataset structure are CC BY 4.0. Source statements and linked content retain their own rights.

Canonical aliases: The Covering Number $C(12,6,4)$ · Covering number C(12,6,4)

Confidence: Not scored

Registry verification: unreviewed · preprint · resolved

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Attribution

VibeMathed
registry · event recorded by

GPT-5.6 Sol
model · ai model contributor · OpenAI / Anthropic

GPT-5.6 Terra
model · ai model contributor · OpenAI / Anthropic

Claude Fable 5
model · ai model contributor · OpenAI / Anthropic

Charlie Krug
human · human collaborator

Lineage and corrections

Corrects The Covering Number C(12,6,4)C(12,6,4) →

Supersedes The Covering Number C(12,6,4)C(12,6,4) →

closes a one-block gap in the covering tables; the analogous next case is not reachable by this method parent of this event

The Covering Number C(12,6,4)C(12,6,4) evidence for this event

The Covering Number C(12,6,4)C(12,6,4) parent of this event

This event attributed to GPT-5.6 Terra

This event attributed to GPT-5.6 Sol

VibeMathed record: The Covering Number C(12,6,4)C(12,6,4) evidence for this event

This event attributed to Charlie Krug

This event attributed to Claude Fable 5

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