1. Add tomatoes, cucumber, onion, celery, bell pepper, garlic, vinegar, jalapeños, salt, and black pepper to large bowl and toss together. Let sit at room temperature 30 minutes.
2. Place mixture in blender, add oil and bread, and purée until smooth. Strain through a sieve and refrigerate until well chilled, about 2 hours. Serve cold. Garnish with cherry tomatoes, more oil, and cilantro.