{"id":5062,"date":"2025-09-01T14:49:01","date_gmt":"2025-09-01T14:49:01","guid":{"rendered":"https:\/\/2miners.com\/blog\/?p=5062"},"modified":"2025-09-01T14:49:45","modified_gmt":"2025-09-01T14:49:45","slug":"august-2025-work-progress-mwc-erg-zec-updates","status":"publish","type":"post","link":"https:\/\/2miners.com\/blog\/august-2025-work-progress-mwc-erg-zec-updates\/","title":{"rendered":"August 2025 Work Progress: MWC, ERG, ZEC Updates"},"content":{"rendered":"<p>August 2025 kept the mining scene busy with important node releases and scheduled reward adjustments. Below is a concise roundup of what changed this month at 2Miners, so you can keep rigs and wallets configured correctly.<\/p>\n<p><!--more--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/2miners.com\/blog\/wp-content\/uploads\/2019\/09\/Frame.png\" alt=\"August\" width=\"700\" height=\"400\" class=\"alignnone size-full wp-image-1846\" data-wp-pid=\"1846\" srcset=\"https:\/\/2miners.com\/blog\/wp-content\/uploads\/2019\/09\/Frame.png 700w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2019\/09\/Frame-300x171.png 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<h2>Node Updates<\/h2>\n<h3>MimbleWimbleCoin (MWC) v5.3.10<\/h3>\n<ul>\n<li><strong>Transaction fee limits:<\/strong> safeguards to prevent unexpectedly high fees.<\/li>\n<li><strong>New \u201coffline\u201d mode:<\/strong> run in a mode better suited for <em>cold wallet<\/em> setups (prepare and sign transactions without network access).<\/li>\n<\/ul>\n<p>We recommend upgrading if you use cold storage or routinely craft transactions for offline signing.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/2miners.com\/blog\/wp-content\/uploads\/2020\/08\/mmwc.jpg\" alt=\"\" width=\"1422\" height=\"800\" class=\"alignnone size-full wp-image-2544\" data-wp-pid=\"2544\" srcset=\"https:\/\/2miners.com\/blog\/wp-content\/uploads\/2020\/08\/mmwc.jpg 1422w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2020\/08\/mmwc-300x169.jpg 300w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2020\/08\/mmwc-1024x576.jpg 1024w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2020\/08\/mmwc-768x432.jpg 768w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2020\/08\/mmwc-800x450.jpg 800w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2020\/08\/mmwc-1200x675-cropped.jpg 1200w\" sizes=\"auto, (max-width: 1422px) 100vw, 1422px\" \/><\/p>\n<h3>Ergo (ERG) 6.0.1<\/h3>\n<ul>\n<li><strong>Versioned block transaction serializer since 6.0:<\/strong> ensures the correct serializer version is used going forward.<\/li>\n<li><strong>Candidate regeneration fixes:<\/strong> stability improvements while preparing block candidates.<\/li>\n<li><strong>Indexed node API additions:<\/strong> endpoint to fetch blocks with full transactions.<\/li>\n<li><strong>UTXO queries refined:<\/strong> option to exclude mempool-spent outputs across all \u201cunspent\u201d endpoints.<\/li>\n<li><strong>Unconfirmed TX detail:<\/strong> endpoint now returns full inputs with proofs for pending transactions.<\/li>\n<\/ul>\n<p>This maintenance release focuses on correctness, API completeness, and smoother block candidate handling.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/2miners.com\/blog\/wp-content\/uploads\/2024\/09\/ergo_miner.jpg\" alt=\"\" width=\"1422\" height=\"800\" class=\"alignnone size-full wp-image-4939\" data-wp-pid=\"4939\" srcset=\"https:\/\/2miners.com\/blog\/wp-content\/uploads\/2024\/09\/ergo_miner.jpg 1422w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2024\/09\/ergo_miner-300x169.jpg 300w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2024\/09\/ergo_miner-1024x576.jpg 1024w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2024\/09\/ergo_miner-768x432.jpg 768w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2024\/09\/ergo_miner-1200x675-cropped.jpg 1200w\" sizes=\"auto, (max-width: 1422px) 100vw, 1422px\" \/><\/p>\n<h3>Zcash (ZEC) v6.3.0<\/h3>\n<p><strong>Network Upgrade 6.1 (NU6.1) preparations<\/strong> are included in this release.<\/p>\n<ul>\n<li><strong>ZIP 271:<\/strong> Deferred Dev Fund Lockbox Disbursement.<\/li>\n<li><strong>ZIP 1016 (partial):<\/strong> Community and Coinholder Funding Model.<\/li>\n<li><strong>Activation (testnet):<\/strong> NU6.1 activates at height <strong>3,536,500<\/strong>.<\/li>\n<li><strong>Regtest control:<\/strong> can be activated at a specific height using -nuparams=4dec4df0:HEIGHT.<\/li>\n<li><strong>Testing note:<\/strong> during the test phase, consensus rules may change; if so, testnet will be rolled back in <strong>v6.10.0<\/strong> and re-activated a second time (see ZIP 255 for deployment process).<\/li>\n<\/ul>\n<p><strong>Bug fix:<\/strong> corrected accounting for <em>unshielding<\/em> transactions spending Orchard notes in transparent balance-related RPCs (e.g., getbalance, gettransaction), aligning behavior with earlier fixes for Sprout\/Sapling.<\/p>\n<p><strong>Default updated:<\/strong> -preferredtxversion now defaults to <strong>5<\/strong> (NU5 format). Use -preferredtxversion=4 to retain the previous behavior.<\/p>\n<h2>Block Reward Reductions<\/h2>\n<h3>Karlsen (KLS)<\/h3>\n<p>Per the Karlsencoin tokenomics and <em>emission schedule<\/em>, the block reward decreased:<\/p>\n<ul>\n<li><strong>Previous:<\/strong> 29.71 KLS<\/li>\n<li><strong>New:<\/strong> 28.89 KLS<\/li>\n<\/ul>\n<p><strong>Please pay attention!<\/strong> <a href=\"https:\/\/2cryptocalc.com\/kls-mining-calculator\" target=\"_blank\" rel=\"noopener\">2CryptoCalc<\/a> has been updated accordingly.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/2miners.com\/blog\/wp-content\/uploads\/2022\/02\/miner.jpg\" alt=\"\" width=\"1280\" height=\"720\" class=\"alignnone size-full wp-image-3887\" data-wp-pid=\"3887\" srcset=\"https:\/\/2miners.com\/blog\/wp-content\/uploads\/2022\/02\/miner.jpg 1280w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2022\/02\/miner-300x169.jpg 300w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2022\/02\/miner-1024x576.jpg 1024w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2022\/02\/miner-768x432.jpg 768w, https:\/\/2miners.com\/blog\/wp-content\/uploads\/2022\/02\/miner-1200x675.jpg 1200w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3>Kaspa (KAS)<\/h3>\n<p>As part of the Kaspa emission schedule and Crescendo hard fork process, another planned reduction occurred:<\/p>\n<ul>\n<li><strong>Previous:<\/strong> 4.90 KAS<\/li>\n<li><strong>New:<\/strong> 4.62 KAS<\/li>\n<\/ul>\n<p><strong>Please pay attention!<\/strong> <a href=\"https:\/\/2cryptocalc.com\/kas-mining-calculator\" target=\"_blank\" rel=\"noopener\">2CryptoCalc<\/a> reflects the new reward.<\/p>\n<p>That wraps up the key events of <strong>August 2025<\/strong>. Follow us on <a href=\"https:\/\/x.com\/pool2miners\" target=\"_blank\">X (Twitter)<\/a> and join our <a href=\"https:\/\/t.me\/chat2miners\" target=\"_blank\">Telegram community<\/a> for instant updates and support.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>August 2025 kept the mining scene busy with important node releases and scheduled reward adjustments. Below is a concise roundup of what changed this month at 2Miners, so you can keep rigs and wallets configured correctly.<\/p>\n","protected":false},"author":4,"featured_media":1846,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5062","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>August 2025 Work Progress: MWC, ERG, ZEC Updates - Crypto Mining Blog<\/title>\n<meta name=\"description\" content=\"August 2025 kept the mining scene busy with important node releases and scheduled reward adjustments. 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