| http://www.w3.org/ns/prov#value | - If the product is later presented for support, these identifiers can be checked against the database record to assure that no component has been swapped-out, e.g., voiding a warranty. (The hardware device IDs may be determined when the product is brought to a repair station for service, or they may be sensed by online update procedures, such as are commonly employed by Microsoft, Dell, IBM, and ot
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