Here is Hello World in PDF: a single letter page PDF displaying the string "Hello World" at font size 48pt. You should be able to copy/paste that into a text ed

Here is Hello World in PDF: a single letter page PDF displaying the string "Hello World" at font size 48pt. You should be able to copy/paste that into a text editor, and save it as a .pdf file. Chrome can open it. It is fully compliant with the PDF spec (I believe). No unnecessary optional object is present. %PDF-1.2 1 0 obj << /Type /Catalog /Pages 2 0 R >> endobj 2 0 obj << /Type /Pages /Kids [ 3 0 R ] /Count 1 /MediaBox [ 0 0 612 792 ] >> endobj 3 0 obj << /Type /Page /Parent 2 0 R /Resources 4 0 R /Contents 6 0 R >> endobj 4 0 obj << /ProcSet[/PDF/Text] /Font << /F1 5 0 R >> >> endobj 5 0 obj << /Type /Font /Subtype /Type1 /BaseFont /Times-Roman >> endobj 6 0 obj << /Length 51 >> stream BT /F1 48 Tf 50 400 Td (Hello World)Tj ET endstream endobj trailer << /Root 1 0 R >>