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Company records / duranium.co

Duranium (YC S25)

Duranium (YC S25) (duranium.co): 2 changes recorded in its website history since May 2026. Homepage last checked 5 November 2026.

Recorded changes

Newest observations first. Each interval bounds when the website changed; it is not an exact event date.

  1. HeadlineBetween and
    BeforeThe Raw Material of Progress
    AfterAmerica has lost its processing capability

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagecurrent websiteHistorical capture not publicly availableLink to observation
  2. HeadlineBetween and
    BeforeUnlocking U.S. Metal Independence
    AfterThe Raw Material of Progress

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation

First recorded website

Observed 17 May 2026

Our earliest capture with readable facts. This is our first observation, not when the company introduced these things. These website claims are not independently verified.

How it described itself

Unlocking U.S. Metal Independence

Revolutionary reactor technology for titanium, magnesium, and critical metals. Competitive with Chinese pricing, zero direct emissions, no subsidies needed.

archived pageLink to first observation

All facts above belong to this capture. Unlisted fields mean we have no readable observation, not that they were absent.

How it describes itself

Similar headlines are grouped together. The quote shown is from the last capture in each group, not necessarily the exact wording throughout that period.

  1. Seen November 2026 · 1 capture · latest observed messagingAmerica has lost its processing capability

    Domestic production of critical metals: magnesium, titanium, zirconium, hafnium, and aluminum, built to compete globally on cost and scale.

    This wording observed 5 November 2026.

    current websiteHistorical capture not publicly available
  2. Seen September 2026 · 1 captureThe Raw Material of Progress

    Domestic production of critical metals: magnesium, titanium, zirconium, hafnium, and aluminum, built to compete globally on cost and scale.

    This wording observed 9 September 2026.

    archived page
  3. May 2026 – July 2026 · 2 capturesUnlocking U.S. Metal Independence

    Revolutionary reactor technology for titanium, magnesium, and critical metals. Competitive with Chinese pricing, zero direct emissions, no subsidies needed.

    This wording observed 15 July 2026.

    archived page
    Inspect 2 captures in this group
Summary of the record · AI-written

Written by an AI model on 7 November 2026 from the dated observations above; this is not the date the changes happened; each point links to the changes it rests on.

Duranium updates homepage messaging on processing capability

Duranium (YC S25) has updated its homepage headline multiple times, moving from broad themes about metals and progress toward a focus on U.S. processing capability. These changes suggest evolving positioning in its public messaging.

  • Between July 2026 and September 2026, Duranium changed its homepage headline from “Unlocking U.S. Metal Independence” to “The Raw Material of Progress”. [1]
  • Between September 2026 and November 2026, Duranium changed its homepage headline from “The Raw Material of Progress” to “America has lost its processing capability”. [2]
  • Reading: The sequence of homepage headlines suggests Duranium may be refining its message from metal independence and progress toward highlighting issues with U.S. processing capability. [1][2]

Cite this record

StartupHistory, “Duranium (YC S25)” company record, https://startuphistory.org/c/duranium.co

Machine-readable: /c/duranium.co.json. How changes are found: method.