diff --git a/src/subscriber.zig b/src/subscriber.zig
index 69df85b..cb743f6 100644
--- a/src/subscriber.zig
+++ b/src/subscriber.zig
@@ -198,12 +198,21 @@ const FrameHandler = struct {
 
             // update per-DID state after successful commit validation
             if (is_commit and uid > 0) {
-                if (commit_data_cid) |data_cid| {
-                    if (commit_rev) |rev| {
-                        dp.updateAccountState(uid, rev, data_cid) catch |err| {
-                            log.debug("account state update failed: {s}", .{@errorName(err)});
-                        };
-                    }
+                if (commit_rev) |rev| {
+                    // encode raw CID bytes as hex for TEXT storage
+                    const cid_raw = commit_data_cid orelse &.{};
+                    var cid_hex: [128]u8 = undefined;
+                    const cid_str: []const u8 = if (cid_raw.len > 0 and cid_raw.len * 2 <= cid_hex.len) blk: {
+                        const hex = "0123456789abcdef";
+                        for (cid_raw, 0..) |b, i| {
+                            cid_hex[i * 2] = hex[b >> 4];
+                            cid_hex[i * 2 + 1] = hex[b & 0x0f];
+                        }
+                        break :blk cid_hex[0 .. cid_raw.len * 2];
+                    } else "";
+                    dp.updateAccountState(uid, rev, cid_str) catch |err| {
+                        log.debug("account state update failed: {s}", .{@errorName(err)});
+                    };
                 }
             }
 
diff --git a/src/validator.zig b/src/validator.zig
index 8c900ea..6f3eba8 100644
--- a/src/validator.zig
+++ b/src/validator.zig
@@ -184,7 +184,7 @@ pub const Validator = struct {
         return .{
             .valid = true,
             .skipped = false,
-            .data_cid = null,
+            .data_cid = result.commit_cid,
             .commit_rev = result.commit_rev,
         };
     }