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EVIDENCE RECORD

QuamCore: what changed.

The recorded research and its supporting evidence.

This is a historical record. Read the current company research →
  1. Evidence or assessment clarified

    Research reviewed 12 Oct 2026
    What changed
    What the research demonstrates
    Previously

    QuamCore is developing a superconducting processor architecture with digital control circuitry operating inside the cryogenic environment. The design targets two scaling constraints: heat dissipated by control electronics and the number of external connections. Its fabrication collaboration with SkyWater focuses on a superconducting single-flux-quantum controller chip, rather than an already operating million-qubit computer.

    Now

    SkyWater confirms a November 2025 contract to co-develop fabrication for QuamCore’s superconducting digital controllers. The announcement places test-vehicle fabrication and cryogenic controller demonstrations in the following 12–18 months; it does not report an operating million-qubit computer.

    Sources removed (2)
    Sources retained (1)
    The next evidence question
    Previously

    Measure controller heat load and qubit errors in an integrated cryogenic assembly.

    Now

    Can an integrated cryogenic assembly deliver the proposed controller heat load and qubit-error performance?

    Sources in this record (3)

Recorded dates use UTC and show when QubitWire saved the comparison. Review dates show the evidence check; neither is a new claim about when the underlying event happened. This view preserves the original research and assessment methodology.