Expired timestamp, yours 1268359602, ours 1284114859
<hr />
OAuthRequest Object
(
    [parameters:OAuthRequest:private] => Array
        (
            [oauth_version] => 1.0
            [oauth_nonce] => 84e8aa6fc3ba3ed881208b17cc5fe84d
            [oauth_timestamp] => 1268359602
            [oauth_consumer_key] => key
            [method] => foo%20bar
            [bar] => baz
            [oauth_token] => accesskey
            [oauth_signature_method] => HMAC-SHA1
            [oauth_signature] => nYGPssnx5qrShOVXPj4fFRi65qI=
        )

    [http_method:OAuthRequest:private] => GET
    [http_url:OAuthRequest:private] => http://www.an9.org/oauth/example/echo_api.php?oauth_version=1.0&oauth_nonce=84e8aa6fc3ba3ed881208b17cc5fe84d&oauth_timestamp=1268359602&oauth_consumer_key=key&method=foo%2520bar&bar=baz&oauth_token=accesskey&oauth_signature_method=HMAC-SHA1&oauth_signature=nYGPssnx5qrShOVXPj4fFRi65qI%3D
    [base_string] => 
)