diff --git a/2.8.1/plowsof/all.SHA256SUMS b/2.8.1/plowsof/all.SHA256SUMS
new file mode 100644
index 0000000..7c57f9e
--- /dev/null
+++ b/2.8.1/plowsof/all.SHA256SUMS
@@ -0,0 +1,21 @@
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diff --git a/2.8.1/plowsof/all.SHA256SUMS.asc b/2.8.1/plowsof/all.SHA256SUMS.asc
new file mode 100644
index 0000000..3562051
--- /dev/null
+++ b/2.8.1/plowsof/all.SHA256SUMS.asc
@@ -0,0 +1,7 @@
+-----BEGIN PGP SIGNATURE-----
+
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+/ddHQSXKmSMibfuIWxDOQj0nJkkkbAs=
+=ssdR
+-----END PGP SIGNATURE-----