diff --git a/presentations/images/proof-of-retrievability.svg b/presentations/images/proof-of-retrievability.svg
index 3a77fab..fa56aed 100644
--- a/presentations/images/proof-of-retrievability.svg
+++ b/presentations/images/proof-of-retrievability.svg
@@ -8,7 +8,6 @@
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
xmlns:svg="http://www.w3.org/2000/svg"
xmlns="http://www.w3.org/2000/svg"
- xmlns:xlink="http://www.w3.org/1999/xlink"
xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
width="154.06721mm"
@@ -172,16 +171,6 @@
offset="0"
id="stop6150" />
-
@@ -243,7 +232,7 @@
image/svg+xml
-
+
@@ -254,98 +243,97 @@
style="display:inline"
transform="translate(-13.401895,-65.304397)">
+ id="g1040">
-
@@ -163,95 +153,94 @@
style="display:inline"
transform="translate(-1.6917924,-41.561085)">
+ id="g4695">
-
@@ -152,7 +142,7 @@
image/svg+xml
-
+
@@ -163,95 +153,94 @@
style="display:inline"
transform="translate(-1.6917924,-41.561085)">
+ id="g4695">