Resource efficient interactions with data corresponding to physical parcel

A method implemented by one or more processors, the method comprising:

• receiving, in a transmission from an authenticated sending entity:
• one or more sender images of an exterior of a physical parcel that is to be physically delivered to a recipient by a courier entity, and
• interior content data that is generated based on interior contents, of the physical parcel, that are not externally visible on the physical parcel;
• based on receiving the transmission from the authenticated sending entity:
• processing the one or more sender images to derive, for each of multiple features of the physical parcel, a respective position of the feature and/or respective content of the feature,
• wherein the multiple features include at least one feature that is in addition to any courier directed features that are applied to the physical parcel and that are directed by a courier for the physical parcel;
• generating, as a function of the respective positions and/or the respective contents of the multiple features:
• a unique parcel identifier of the physical parcel;
• and
• storing, in one or more network accessible databases, an entry that includes the interior content data and the unique parcel identifier.