<?php
            global $wp_query;
            $posts = get_posts(array('post_type' => 'fiftyoffifty'));
            foreach($posts as $post) {
                setup_postdata($post); ?>
                <article class="grid8">
                    <a href="<?php the_permalink() ?>">
                        <?php if ( has_post_thumbnail() ) { ?>
                            <?php the_post_thumbnail( 'medium-post-thumbnail' ); ?>
                        <? } else { ?>
                            <p>No Post Image!</p>
                        <? } ?>
                        <h3><?php the_title(); ?></h3>
                        <?php $photonumber = get_post_meta(get_the_ID(), 'photo-number', true);?>
                        <h4><span>Photo Number</span> <em><?= str_pad($photonumber, 2, "0", STR_PAD_LEFT); ?></em></h4>
                    </a>
                </article>
            <?php } ?>