docs: update paper references to v5 (Zenodo 19450421)

README.md

@@ -30,7 +30,7 @@ pipeline_tag: text-generation
 
 ZenBrain is a 7-layer neuroscience-inspired memory architecture for autonomous AI systems. It bridges the gap between biological memory principles and practical AI system design, delivering measurable performance improvements across long-context recall, memory stability, and knowledge retrieval tasks.
 
-**Paper:** [ZenBrain v4 (Zenodo)](https://zenodo.org/records/19413933) | DOI: `10.5281/zenodo.19353663`
+**Paper:** [ZenBrain v5 (Zenodo)](https://zenodo.org/records/19413933) | DOI: `10.5281/zenodo.19353663`
 
 ## Key Results (7 Experiments)
 
@@ -106,8 +106,8 @@ const results = await memory.recall('Hebbian learning', { topK: 5 });
 
 ## Links
 
-- **Paper (v4):** https://zenodo.org/records/19413933
-- **PDF:** https://zenodo.org/records/19413933/files/zenbrain-v4.pdf
+- **Paper (v5):** https://zenodo.org/records/19413933
+- **PDF:** https://zenodo.org/records/19413933/files/zenbrain.pdf
 - **GitHub:** https://github.com/zensation-ai/zenbrain
 - **Website:** https://zensation.ai/technologie
 - **npm:** https://www.npmjs.com/package/@zensation/algorithms