home.md

@@ -2,13 +2,14 @@
 
 This is the home of LIGO's Next Generation Data Delivery (NGDD) project, the aim of which is to develop a low-latency data distribution and stream processing platform to meet the needs of real-time searches for gravitational waves.
 
-![concept.svg](uploads/7470192ff9ab2f789ad5180c263cb402/concept.svg)
+### deployment roadmap
 
 ![O2026.svg](uploads/f3de72f6d774119538d830eb50b10225/O2026.svg)
 
 
 ## talks, presentations, documentation
 
+- [Arrakis usage documentation](https://docs.ligo.org/ngdd/arrakis-python/)
 - [Arrakis architecture overview technical document](https://dcc.ligo.org/LIGO-T2500353)
 - [Initial NGDD concept presentation](https://dcc.ligo.org/LIGO-G2200571)
 - [Requirements document (draft)](https://ngdd.docs.ligo.org/requirements-doc/ngdd-requirements.pdf)