# `Reach.Evidence.ExternalDataBoundary.Origin`
[🔗](https://github.com/elixir-vibe/reach/blob/v2.8.4/lib/reach/evidence/external_data_boundary.ex#L8)

Decoder source and line retained while tracking external-data provenance.

# `t`

```elixir
@type t() :: %Reach.Evidence.ExternalDataBoundary.Origin{
  line: pos_integer() | nil,
  source: String.t()
}
```

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*Consult [api-reference.md](api-reference.md) for complete listing*