Fix broken link.

index.html

@@ -1434,7 +1434,7 @@ <h2>Resolver Architectures</h2>
 			<p>Also describe mitigations against potential downsides of <a>remote bindings</a>, e.g.:</p>
 			<ul>
 				<li>A <a>DID resolver's</a> <a>remote binding</a> can use a trusted channel such as VPN or TLS with mutual authentication.</li>
-				<li>A <a>DID resolver</a> can add a <a href="https://w3c.github.io/ld-proofs/">proof</a>
+				<li>A <a>DID resolver</a> can add a <a href="https://www.w3.org/TR/vc-data-integrity/">data integrity proof</a>
 				to a <a>DID document</a> and/or the <a>DID resolution result</a>. Discuss what this does and doesn't achieve. Also see
 				<a href="https://www.w3.org/TR/did-core/#proving-control-and-binding">Proving Control and Binding</a>.</li>
 				<li>A client could query multiple <a>DID resolvers</a> over a <a>remote binding</a> and compare results.</li>