{"version":"1.0","provider_name":"Academy Ulianov","provider_url":"https:\/\/academyulianov.com","author_name":"Fer","author_url":"https:\/\/academyulianov.com\/index.php\/author\/admin\/","title":"Polkadot Runtimes v1.9.3: What's Changed - Academy Ulianov","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"t5gbPjk40M\"><a href=\"https:\/\/academyulianov.com\/index.php\/2025\/10\/24\/polkadot-runtimes-v1-9-3-whats-changed\/\">Polkadot Runtimes v1.9.3: What&#8217;s Changed<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/academyulianov.com\/index.php\/2025\/10\/24\/polkadot-runtimes-v1-9-3-whats-changed\/embed\/#?secret=t5gbPjk40M\" width=\"600\" height=\"338\" title=\"&#8220;Polkadot Runtimes v1.9.3: What&#8217;s Changed&#8221; &#8212; Academy Ulianov\" data-secret=\"t5gbPjk40M\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/academyulianov.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/academyulianov.com\/wp-content\/uploads\/2025\/10\/dottttt.png","thumbnail_width":1080,"thumbnail_height":1080,"description":"The v1.9.3 update to the Polkadot ecosystem runtimes was released on October 21, 2025, and brings important technical improvements, especially for those maintaining nodes, developing pallets, or monitoring parachains. Quick Highlights Visualizations enabled on system chains \u2013 facilitates debugging and inspecting state\/execution. Standardized builds with rustc 1.88.0 and srtool v0.18.3 \u2013 stronger binary reproducibility and ... Read more"}