The indexer's call for a merged message is a kept call (CallKept). A load that met a deadline or no responders keeps the entry as unread (Pending.Unread, indexer_pending's unread), with a line that names the read again rather than a drop; after every message heard on FORGE, of any kind, an unread merge is evaluated again. The bridge's own answer stays lost. indexer_take_in_pending already reads the message again (Q8). Claude-Session: https://claude.ai/code/session_01JG73KEq4zoDfM9WtYpcQgZ