diff --git a/build.sh b/build.sh
index af6df40..225e078 100755
--- a/build.sh
+++ b/build.sh
@@ -28,7 +28,7 @@ rm -f "${target_zip}"
 # doc_dir: cd here before building.
 # main_file: build this tex file. Usually main.tex
 function build() {
-	local target_dir="${1}"
+	local b_target_dir="${1}"
 	local job_name="${2}"
 	local doc_dir="${3}"
 	local main_file="${4}"
@@ -41,7 +41,6 @@ function build() {
 		--web-bundle "https://static.betalupi.com/tectonic/texlive2023.tar"
 	)
 
-
 	# Build handout
 	echo "\\def\\argNoSolutions{1}\\input{${main_file}}" | \
 		tectonic \
@@ -49,13 +48,13 @@ function build() {
 			--outfmt pdf \
 			-
 
-	stat=$?
+	handout_stat=$?
 
-	if [[ $stat == 0 ]]; then
-		mkdir -p "${target_dir}"
-		mv texput.pdf "${target_dir}/${job_name}.pdf"
+	if [[ $handout_stat == 0 ]]; then
+		mkdir -p "${b_target_dir}"
+		mv texput.pdf "${b_target_dir}/${job_name}.pdf"
 	else
-		rmdir --ignore-fail-on-non-empty "${target_dir}"
+		rmdir --ignore-fail-on-non-empty "${b_target_dir}"
 		rm -f texput.pdf
 		echo "|> Handout build failed"
 		echo ""
@@ -69,30 +68,46 @@ function build() {
 			--outfmt pdf \
 			-
 
-	stat=$?
+	solution_stat=$?
 
-	if [[ $stat == 0 ]]; then
-		mkdir -p "${target_dir}"
-		mv texput.pdf "${target_dir}/${job_name}.sols.pdf"
+	if [[ $solution_stat == 0 ]]; then
+		mkdir -p "${b_target_dir}"
+		mv texput.pdf "${b_target_dir}/${job_name}.sols.pdf"
 	else
-		rmdir --ignore-fail-on-non-empty "${target_dir}"
+		rmdir --ignore-fail-on-non-empty "${b_target_dir}"
 		rm -f texput.pdf
 		echo "|> Solution build failed"
 	fi
 
 	# Clean up if files contents are identical
-	if cmp --silent -- "${target_dir}/${job_name}.sols.pdf" "${target_dir}/${job_name}.pdf"; then
-		echo "|> Versions identical, removing ${job_name}.sols.pdf"
-		rm "${target_dir}/${job_name}.sols.pdf"
-	fi
+	#if [[ $(cmp -bl "${b_target_dir}/${job_name}.sols.pdf" "${b_target_dir}/${job_name}.pdf" | wc -l) < 200 ]]; then
+	#	echo "|> Versions identical, removing ${job_name}.sols.pdf"
+	#	rm "${b_target_dir}/${job_name}.sols.pdf"
+	#	solution_stat=1;
+	#fi
 
 	echo ""
 
+
+	if [[ $handout_stat == 0 ]]; then
+		(
+			echo -n "{"
+			echo -n "\"title\": \"${job_name}\"",
+			echo -n "\"type\": \"$(realpath --relative-to="${target_dir}" "${b_target_dir}")\"",
+			echo -n "\"description\": \"${job_name}\"",
+			echo -n "\"handout\": \"https://static.betalupi.com/ormc/$(realpath --relative-to="${target_dir}" "${b_target_dir}")/${job_name}.pdf\","
+			if [[ $solution_stat == 0 ]]; then
+				echo -n "\"solutions\": \"https://static.betalupi.com/ormc/$(realpath --relative-to="${target_dir}" "${b_target_dir}")/${job_name}.sols.pdf\""
+			fi
+			echo -n "},"
+		) >> "$target_dir/index.json"
+	fi
 	cd "${run_dir}"
 }
 
 
-
+mkdir -p "${target_dir}"
+echo -n "[" > "$target_dir/index.json"
 
 
 
@@ -127,7 +142,11 @@ for d in "${run_dir}/Intermediate"/*/ ; do
 		"main.tex"
 done
 
+echo -n "{}]" >> "$target_dir/index.json"
+
 
 # cd so paths in zip are relative
 cd "${target_dir}"
-zip -FSr "${target_zip}" .
\ No newline at end of file
+
+zip -FSr "${target_zip}" .
+zip -d "${target_zip}" "index.json" # We don't need this in the zip
\ No newline at end of file