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The EDVAC report: describing a stored-program computer

Contribution grade

Computer architecture · Scoped scientific or research-capability contribution

Reference score160,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

The circulated EDVAC draft described a computer organized around memory, arithmetic, control and input/output, with instructions represented in memory. It provided an influential account of the stored-program approach.

Scientific scope

The circulated EDVAC draft described a computer organized around memory, arithmetic, control and input/output, with instructions represented in memory. It provided an influential account of the stored-program approach. Scope limitation: The named author of this draft is not the sole inventor of stored-program computing. The report arose within a wider engineering effort; hardware construction, precursor work and priority disputes are outside this scoped record. The DOI dates a 1993 reprint, not the original 1945 contribution.

Evidence

Assessment uses the catalogue-linked source evidence for the stated contribution. The named author of this draft is not the sole inventor of stored-program computing. The report arose within a wider engineering effort; hardware construction, precursor work and priority disputes are outside this scoped record. The DOI dates a 1993 reprint, not the original 1945 contribution.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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