id (int(11) unsigned)
conference_id (int(11) unsigned)
paper_id (varchar(50))
user_id (int(11) unsigned)
title (text)
abstract (text)
keywords (text)
track_id (int(11) unsigned)
publication_type (varchar(50))
production_status (varchar(30))
production_token (varchar(64))
production_notes (text)
editor_assigned (varchar(20))
journal_target (varchar(10))
status (enum('draft','submitted','under_review','revision_required','resubmitted','accepted','payment_pending','payment_verified','completed','rejected'))
current_version (int(11))
assigned_reviewer_id (int(11) unsigned)
submission_date (datetime)
continue_token (varchar(36))
token_expires (datetime)
revision_deadline (date)
drive_folder_id (varchar(255))
sheets_row_id (int(11))
created_at (datetime)
updated_at (datetime)