id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id PHMSA-2016-0168-0003,PHMSA,PHMSA-2016-0168,U.S. DOT/PHMSA - Acknowledgement Letter,Other,Acknowledgement Letter/Receipt,2017-06-12T04:00:00Z,2017,6,2017-06-12T04:00:00Z,,2017-06-12T20:08:00Z,,0,0,09000064826b73d3 PHMSA-2016-0168-0002,PHMSA,PHMSA-2016-0168,U.S. DOT/PHMSA - Acknowledgement Letter,Other,Acknowledgement Letter/Receipt,2017-01-06T05:00:00Z,2017,1,2017-01-06T05:00:00Z,,2017-01-06T16:51:34Z,,0,0,090000648244ec2c