The verification engine scans all HTTP links in an article and sends concurrent ranged streaming GET requests through server-side request forgery guards, automatically unwrapping dead links to plain text while shielding the primary target URL from deletion.

sequenceDiagram
    autonumber
    participant Engine as Outreach Engine
    participant Guard as SSRF Guard
    participant Web as Target Web Servers
    participant Text as Draft Markdown

    Engine->>Guard: Validate URL scheme & IP routing
    Guard->>Web: Ranged GET (bytes=0-0, timeout=10s)
    Web-->>Guard: HTTP Status Code
    Guard-->>Engine: Status verdict
    alt Status not live and not protected money link
        Engine->>Text: Unwrap link to plain anchor text
    else Status live or protected
        Engine->>Text: Retain hyperlink
    end