Quito had denied that it had provided the fugitive with any travel documents, following comments by WikiLeaks, which is helping Snowden avoid US capture, that he left Hong Kong on a refugee document supplied by Ecuador.
Snowden spent a fifth day in a Moscow airport today, with his travel plans still a mystery. Washington has revoked his passport and is demanding that Russia extradite him to the United States.
"The General Consul of Ecuador in London grants this SAFEPASS to the below mentioned citizen. This document is granted to allow the bearer to travel to the territory of Ecuador for the purpose of political asylum.
"It is requested to the relevant authorities of the transit countries to give the appropriate help, so that the bearer of this document may continue his trip to Ecuador."
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The single-page document, which includes the coat of arms of Ecuador, then lists Snowden's name, birthdate and birthplace, hair and eye color, height and marital status.
The document ends with the name of Fidel Narvaez Narvaez, identified as "Consul of Ecuador in London."
Ecuador's embassy in London is where WikiLeaks founder Julian Assange has taken refuge to avoid extradition to Sweden over sexual assault allegations.
Yesterday, Galo Galarza, a senior foreign ministry official in Quito, denied that Ecuador had given a travel document to Snowden.
"This is not true. There is no passport, no document that was delivered by any Ecuadoran consulate," Galarza told reporters.
"He doesn't have a document supplied by Ecuador like a passport or a refugee card as has been mentioned," Galarza said.
But he later backpedaled, writing on Twitter that reporters had misinterpreted him and that it could take "one day, one week or, like it happened for Assange, it could take two months.