diff --git a/.github/github_update_homepage.sh b/.github/github_update_homepage.sh
index c42c320..2f40b05 100755
--- a/.github/github_update_homepage.sh
+++ b/.github/github_update_homepage.sh
@@ -4,7 +4,7 @@ set -euET -o pipefail
 
 echo "Hashing repository contents with IPFS..."
 
-h="$(result/www/ipfs-add.sh)"
+h="$(result/www/ipfs-add.sh --pin=true)"
 
 printf "The new homepage URL will be: https://%s.ipfs.dweb.link/\n" "$h"
 
diff --git a/.github/pin-using-ipfs.sh b/.github/pin-using-ipfs.sh
index 1b37c51..41c0496 100755
--- a/.github/pin-using-ipfs.sh
+++ b/.github/pin-using-ipfs.sh
@@ -4,7 +4,7 @@ set -euET -o pipefail
 
 echo "Hashing repository contents with IPFS..."
 
-h="$(result/www/ipfs-add.sh)"
+h="$(result/www/ipfs-add.sh --pin=true)"
 
 printf "Pinning ipfs://%s/\n" "$h"
 
diff --git a/.github/workflows/build-website.yml b/.github/workflows/build-website.yml
new file mode 100644
index 0000000..a587821
--- /dev/null
+++ b/.github/workflows/build-website.yml
@@ -0,0 +1,35 @@
+# Simple workflow for deploying static content to GitHub Pages
+name: Update repo's Homepage field to the latest IPFS CID
+
+on:
+  # Runs on pushes targeting the default branch
+  push:
+    branches: ["!main"]
+  pull_request:
+    branches: ["!main"]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# when there are subsequent pushes on the same branch, cancel existing jobs and run the new job instead.
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  # Single deploy job since we're just building
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          submodules: 'recursive'
+      - name: Install Nix
+        uses: cachix/install-nix-action@v17
+      - name: Build website
+        run: nix build
+      - name: Download IPFS
+        run: ./.github/github_install_ipfs.sh
+      - name: Compare IPFS hashes
+        run: test "ipfs://$(./result/www/ipfs-add.sh --pin=false)" = "$(cat result/ipfs.url)"
diff --git a/README.md b/README.md
index 3778b7d..0ac6b95 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 ## Build && serve
 
     git add .
-    nix build && result/www/ipfs-add.sh
+    nix build && result/www/ipfs-add.sh --pin=true
 
 Congratulations, the website is already deployed and served by your local IPFS node, and therefore accessible worldwide. To view it:
 
diff --git a/flake.nix b/flake.nix
index 1fa4144..e3177f1 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,6 +1,6 @@
 {
   description = "Bounty website for LIGO";
-  inputs.archivable.url = github:SuzanneSoy/archivable/9d01ce1a663bb3cde8e86ea0819dd24721a17bda;
+  inputs.archivable.url = github:SuzanneSoy/archivable/ac1b3c0c4c40352531a1b2df5201bed33606dc0d; # branch: main @ Mon Nov 20 18:28:22 2023
   outputs = { self, nixpkgs, archivable }: {
     defaultPackage.x86_64-linux = self.packages.x86_64-linux.website;
     packages.x86_64-linux.website =