# tmux_model:origin/1

- **Package:** libtmux_erlang
- **Language:** Erlang
- **Kind:** function
- **Source:** https://github.com/libtmux/libtmux-erlang/blob/d1b6308440cf9eb8f6647e7ae434bce60e849368/apps/libtmux_erlang/src/tmux_model.erl#L240
- **Page:** https://libtmux.org/en/erlang/latest/reference/tmux_model-origin-1/

```
origin/1
-spec origin(row()) -> none | reference().
```

Read the opaque origin token, or none for a detached row. This does not revalidate endpoint lifetime.

## Parameters

- `Argument1` (`row()`)