diff --git a/.hash b/.hash
index 2f2f3f1..cdfeea5 100644
--- a/.hash
+++ b/.hash
@@ -14,7 +14,7 @@ year1/languages-and-algorithms-for-ai/module3,0adfef3
 year1/machine-learning-and-data-mining,79b3324
 year1/statistical-and-mathematical-methods-for-ai,f79fbee
 year2/artificial-intelligence-in-industry,eb1b633
-year2/distributed-autonomous-systems,fdcbfa6
+year2/distributed-autonomous-systems,7545b87
 year2/ethics-in-ai/module1,f7e815c
 year2/ethics-in-ai/module2,4b399a2
 year2/ethics-in-ai/module3,617fd5b
diff --git a/year2/distributed-autonomous-systems/das.pdf b/year2/distributed-autonomous-systems/das.pdf
index 6f500d4..f030e93 100644
Binary files a/year2/distributed-autonomous-systems/das.pdf and b/year2/distributed-autonomous-systems/das.pdf differ