A hidden piece of digital information buried inside one of Donald Trump’s most furious post-election letters has exposed just how deeply Natalie Harp was embedded in his political operation years before she became a powerful White House gatekeeper.

Metadata from a 14-page memo Trump sent to the congressional committee investigating the Jan. 6 attack identifies Harp as the document’s author.

The discovery does not establish precisely how much of the letter Harp personally wrote. A document’s “author” field can identify the person who created, edited or formatted a file without proving that person composed every sentence.

But the digital trail places Harp directly behind a document that repeated Trump’s false and unsupported claims that the 2020 presidential election was stolen—and reveals that her role extended far beyond printing flattering news stories.

Independent journalist Marcy Wheeler first reported the metadata, which The Daily Beast said it independently verified. The file was created on the morning of Oct. 14, 2022, one day after the House Jan. 6 committee unanimously voted to subpoena Trump.

Harp had joined Trump’s operation earlier that year after leaving One America News, the right-wing television network where she worked as a presenter.

The memo opened with an explosive declaration in capital letters: “THE PRESIDENTIAL ELECTION OF 2020 WAS RIGGED AND STOLEN!”

That assertion was never supported by credible evidence. Courts, election officials and members of Trump’s own administration repeatedly rejected claims that widespread fraud changed the outcome of the election, which Joe Biden won.

Addressed to committee chairman Rep. Bennie Thompson, the letter attacked the investigation as a “Charade and Witch Hunt.” It accused committee members of targeting Americans who questioned the election and portrayed people connected to the Jan. 6 protest as persecuted patriots.

Trump signed the document and was publicly responsible for its contents. But Harp’s name in the file’s metadata raises new questions about who helped assemble and deliver the arguments he used against the congressional investigation.

The White House did not immediately respond to the publication’s request for comment.

The discovery is especially significant because Harp is no longer a little-known campaign employee.

At 35, she serves as Trump’s special assistant and executive assistant, earning a reported taxpayer-funded salary of $150,000. She is frequently photographed beside the president and has become an important conduit for lawmakers, allies and others seeking to put information before him.

The late Sen. Lindsey Graham once described her as the person to contact when someone wanted to get something to Trump. Sen. John Barrasso similarly called her an additional set of “eyes and ears” for the president.

Harp has described her duties in more ordinary terms.

She told Fox News that she monitored media coverage, researched commentary about Trump’s legal cases and tracked which campaign messages were resonating. She said she maintained a large database of websites and searched their headlines for stories involving issues that interested Trump.

That system earned her the nickname “human printer.”

She reportedly follows Trump with a portable printer, supplying him with articles, online commentary and potential material for Truth Social. But critics have raised concerns about the quality of the information flowing through that highly personalized channel.

The Wall Street Journal reported, citing current and former officials, that some material Harp delivered to Trump had been false or misleading. Some White House officials have reportedly worried that she operates beyond the administration’s traditional chain of command.

The newly discovered metadata suggests that this unconventional system may have played a role in one of Trump’s most consequential political battles.

It also arrives as Harp’s extraordinary personal devotion to the president is facing unprecedented scrutiny.

Two letters she reportedly wrote to Trump in 2023 were recently published in full. In them, Harp called Trump her “Guardian and Protector,” described herself as “unworthy” and told him he was “all that matters” to her.

The correspondence does not prove an affair or any other romantic relationship. It does, however, reveal an emotional intensity that critics consider unusual for an aide with such direct access to a president.

Taken separately, the intimate letters and the election memo tell different stories.

One shows Harp pleading for Trump’s approval and expressing absolute personal loyalty. The other digitally connects her to an official document carrying some of his most inflammatory claims about the democratic process.

Together, they raise a far more serious question about presidential power.

Harp may appear publicly as the quiet aide standing a few steps behind Trump, holding papers and watching from the edge of the frame. But the metadata suggests she was not always merely carrying his message.

She may have been helping construct the documents through which that message reached Congress—and the country.