The following parameters are populated by the Tealium AMP Library. These variables are included automatically in each tracking call from the library and are used in your Tealium Customer Data Hub configuration.

In the following table, some variables are used for both page view/event tracking, while some are only used for each.

For page view tracking, the default event is screen_view. For event tracking, specify an event name using the variable tealium_event.

Parameter Description Page Tracking Event Tracking Example
amp_hostname AMP hostname ✔ ✔ example.com
amp_request_count AMP request count ✔ ✔ 1
amp_version AMP version number ✔ ✔ 1907022322580
ampdoc_url AMP document URL ✔ ✔ http://example.com/path/to/file.html
canonical_hostname Canonical hostname ✔ ✔ example.ampproject.org
content_load_ms Time in milliseconds to load the content ✔ 66
domain The full domain name of the URL ✔ ✔ example.com
lang Language code ✔ ✔ en-us
page_view_id Page view ID number ✔ 769
pathname Path of the URL, excluding the query parameters and domain ✔ ✔ /path/to/file.html
referrer URL path without the file name ✔ http://example.com/path/to/
screen_size Screen resolution height x width (pixels) ✔ 2560x1440
scroll_x Horizontal scrolling value (x-axis) ✔ 0
scroll_y Vertical scrolling value (y-axis) ✔ 0
tealium_visitor_id Generated uuid (case-sensitive) ✔ ✔ amp-ABc1dEF2gH3IJK4lmn5OPz
timestamp Epoch timestamp (overridden in the vars block) ✔ ✔ 1563305241134
title AMP document’s title (overridden in the vars block) ✔ ✔ Hello, AMP
tz Time zone ✔ ✔ 420
url The full URL of the page ✔ ✔ http://example.com/path/file.html
viewport_height Browser viewport height (pixels) ✔ ✔ 1417
viewport_width Browser viewport width (pixels) ✔ ✔ 2560
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