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<!doctype html>
<html>
<head>
<title>A page containing a canvas fingerprinter</title>
</head>
<body>
<canvas width=200 height=200>
</canvas>
<script>
var canvas = document.querySelector("canvas");
var context = canvas.getContext("2d");
context.fillStyle = "rgb(100, 210, 0)";
context.fillRect(100, 10, 50, 50);
context.fillStyle = "#f65";
context.font = "16pt Arial";
context.fillText("<@nv45. F1n63r,Pr1n71n6!", 20, 40);
var data = canvas.toDataURL();
</script>
</body>
</html>