fix: patch PR #1 README and gitattributes only to resolve conflicts

docs: publish plotted NexaMat technical paper

docs: add sanitized metastability evidence plot

docs: publish sanitized final evidence and figures

Clarify historical metastability evidence and reliability limits

Archive NexaMat with final qualified model card and evidence

chore: publish safetensors NexaMat stack artifacts

Publish NexaMat rollout stack manifests and examples