Here is the hash by which the Washington Post identifies gifted/unpaywalled articles. pwapi_token=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJyZWFzb24iOiJnaWZ0IiwibmJmIjoxNjk0NDkxMjAwLCJpc3MiOiJzdWJzY3JpcHRpb25zIiwiZXhwIjoxNjk1ODczNTk5LCJpYXQiOjE2OTQ0OTEyMDAsImp0aSI6IjFmNDQ1ZDJmLTExNjAtNDBhMC04NzQ3LTEyNzUwZjM1OTI4NCIsInVybCI6Imh0dHBzOi8vd3d3Lndhc2hpbmd0b25wb3N0LmNvbS9vcGluaW9ucy8yMDIzLzA5LzEyL2JpZGVuLWNoaWxkLXRheC1jcmVkaXQtcG92ZXJ0eS1kb3VibGVkLyJ9.5oT-0ThgSxHuJj66E4zEZtWN0frbLNGDM2ObY_fXOQw