Cite the arXiv paper (2607.18666)

README.md

@@ -12,7 +12,8 @@ pinned: false
 This is Eximius Labs' home for open model weights and multimodal embedding
 research. Everything here gives developers and researchers a production-ready
 starting point for cross-modal retrieval and semantic search, backed by the
-research behind the Fusion Embedding stack.
+research behind the Fusion Embedding stack. The technical report is on
+arXiv: https://arxiv.org/abs/2607.18666.
 
 ## The Fusion Embedding family