Update archive restore instructions

README.md

@@ -6,9 +6,9 @@ pretty_name: K Data
 
 Large data archives split into 10 GiB parts for reliable transfer.
 
-## Restore
+Raw military dataset folders are stored separately in a private repository and are not included in the public `hub_data1` archive.
 
-Download the repository, then run:
+## Restore
 
 ```bash
 mkdir -p restored_hub_data1
@@ -17,10 +17,3 @@ cat hub_data1/archive.tar.part-* | tar -xf - -C restored_hub_data1
 mkdir -p restored_hub_data3
 cat hub_data3/archive.tar.part-* | tar -xf - -C restored_hub_data3
 ```
-
-Verify each set before extraction:
-
-```bash
-(cd hub_data1 && sha256sum -c SHA256SUMS)
-(cd hub_data3 && sha256sum -c SHA256SUMS)
-```