diff --git a/app/api/contributions/validate/route.ts b/app/api/contributions/validate/route.ts
new file mode 100644
index 00000000..3a58897d
--- /dev/null
+++ b/app/api/contributions/validate/route.ts
@@ -0,0 +1,43 @@
+import { type NextRequest, NextResponse } from "next/server";
+import { http, createPublicClient } from "viem";
+import { sepolia } from "viem/chains";
+
+export async function POST(req: NextRequest) {
+	try {
+		const { txId } = await req.json();
+		if (!txId) {
+			return NextResponse.json(
+				{ error: "Missing required fields" },
+				{ status: 400 },
+			);
+		}
+
+		const viemClient = createPublicClient({
+			chain: sepolia,
+			transport: http(),
+		});
+
+		// wait for the transaction to be included in a block
+		console.log(
+			`[Viem] waiting for tx ${txId} to be included in a block . . .`,
+		);
+		const txReceipt = await viemClient.waitForTransactionReceipt({
+			hash: txId,
+		});
+		console.log(`[Viem] tx ${txId} included in block ${txReceipt.blockNumber}`);
+
+		if (txReceipt.status === "reverted") {
+			console.log(`[Viem] tx ${txId} reverted`);
+			return NextResponse.json({ txStatus: "reverted" }, { status: 200 });
+		}
+		return NextResponse.json({ txStatus: "ok" }, { status: 200 });
+	} catch (error) {
+		let errorMessage = "An unknown error occurred";
+		if (typeof error === "object" && error !== null) {
+			errorMessage = (error as { message?: string }).message ?? errorMessage;
+		} else if (typeof error === "string") {
+			errorMessage = error;
+		}
+		return NextResponse.json({ error: errorMessage }, { status: 500 });
+	}
+}