https://sxshg1-0z.myshopify.com/collections/cipher 2026-07-09T17:14:25-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/diffie-hellman-cipher-tee.jpg?v=1780157043 Cipher Cipher — written to be read by one reader https://sxshg1-0z.myshopify.com/collections/editions 2026-08-01T19:22:25-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/voronoi-edition-matte-poster.jpg?v=1785630145 Editions Diffie-Hellman key exchange as a matte poster edition https://sxshg1-0z.myshopify.com/collections/decals 2026-08-01T19:22:26-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/penrose-decal.jpg?v=1785630146 Decals Diffie-Hellman key exchange as a weatherproof decal https://sxshg1-0z.myshopify.com/collections/gift-edit 2026-08-01T13:51:37-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/16286987981169835266_2048.jpg?v=1780237769 The Gift Edit The Gift Edit https://sxshg1-0z.myshopify.com/collections/wall-art 2026-08-01T22:21:53-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/1492244524584601311_2048.jpg?v=1780244534 Wall Art Wall Art https://sxshg1-0z.myshopify.com/collections/new 2026-08-03T00:53:52-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/10972450097868773426_2048_c4eb3158-6245-4a9f-a5a6-f0661d644abc.jpg?v=1784423138 New New arrivals — PID 1 Root tee, flat https://sxshg1-0z.myshopify.com/collections/signature 2026-08-01T13:51:25-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/11608605732549398146_2048.jpg?v=1780262293 Signature Signature https://sxshg1-0z.myshopify.com/collections/accessories 2026-08-01T22:21:51-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/80724174570582967_2048.jpg?v=1780262548 Accessories Accessories https://sxshg1-0z.myshopify.com/collections/tidal 2026-08-01T19:20:51-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/5116807355075695898_2048.jpg?v=1780678482 Tidal Tidal — coastline and tide art tees https://sxshg1-0z.myshopify.com/collections/spectra 2026-08-01T19:21:13-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/11544030057868503144_2048.jpg?v=1780763642 Spectra Spectra — atomic emission spectra of six elements on black https://sxshg1-0z.myshopify.com/collections/field-kit 2026-07-09T15:07:25-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/16609516586473681483_2048.jpg?v=1780805982 Field Kit Field Kit — Lunthra EDC collection https://sxshg1-0z.myshopify.com/collections/crown 2026-07-09T15:07:25-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/10845163282790426566_2048.jpg?v=1780806625 Crown Crown — Lunthra headwear collection https://sxshg1-0z.myshopify.com/collections/equilibrium 2026-08-01T19:20:51-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/8195101979902613176_2048.jpg?v=1780874663 Equilibrium Equilibrium — Lunthra game-theory collection https://sxshg1-0z.myshopify.com/collections/terminal 2026-08-01T13:52:36-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/8180807026436009749_2048.jpg?v=1780982117 Terminal Terminal — cryptography and code graphics by Lunthra https://sxshg1-0z.myshopify.com/collections/frequency 2026-07-09T15:07:25-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/16225116001804124764_2048.jpg?v=1781460532 Frequency Frequency — mathematics rendered in fabric https://sxshg1-0z.myshopify.com/collections/singularity 2026-07-09T15:07:25-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/7483672285720386998_2048.jpg?v=1781560407 Singularity Singularity — black holes drawn from pure mathematics https://sxshg1-0z.myshopify.com/collections/chaos 2026-07-09T15:07:25-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/7882040485394020490_2048.jpg?v=1781593339 Chaos Chaos — strange attractors and the mathematics of sensitive dependence https://sxshg1-0z.myshopify.com/collections/volute 2026-08-01T19:21:02-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/12210878125985399644_2048.jpg?v=1782261657 Volute Volute — the golden spiral, light on dark https://sxshg1-0z.myshopify.com/collections/frond 2026-08-01T19:21:02-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/12453346860905587874_2048.jpg?v=1782261658 Frond Frond — the Barnsley fern, light on dark https://sxshg1-0z.myshopify.com/collections/kernel 2026-08-01T19:21:03-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/4203015164576058794_2048.jpg?v=1782261659 Kernel Kernel — the Gaussian surface, light on dark https://sxshg1-0z.myshopify.com/collections/fringe 2026-08-01T19:21:03-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/double-slit-fringe-poster.jpg?v=1782305984 Fringe Fringe — the double-slit interference pattern, light on dark https://sxshg1-0z.myshopify.com/collections/clade 2026-07-09T15:07:26-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/tree-of-life-poster-phylogeny-cladogram-art-wall-art.jpg?v=1782600857 Clade Tree of Life cladogram poster — Clade collection https://sxshg1-0z.myshopify.com/collections/root 2026-07-18T19:58:30-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/x.jpg?v=1784422710 Root Root — PID 1 tee, flat https://sxshg1-0z.myshopify.com/collections/windows 2026-07-18T19:58:31-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/x_5e1227b8-072b-4317-be8c-e887302407e0.jpg?v=1784422711 Windows Windows — Defrag tee, flat https://sxshg1-0z.myshopify.com/collections/network-engineer 2026-07-18T19:58:32-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/x_f9549d39-f48e-4171-8f6f-c902fd786186.jpg?v=1784422712 Network Engineer Network Engineer — Hop Count tee, flat https://sxshg1-0z.myshopify.com/collections/linux 2026-07-18T19:58:33-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/x_66a23dbf-1504-413c-a2e0-7b4b03b5e4b9.jpg?v=1784422713 Linux Linux — Mainline tee, flat https://sxshg1-0z.myshopify.com/collections/sysadmin 2026-07-18T19:58:34-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/x_e03abe86-c8b7-49c7-b123-9571dbac6275.jpg?v=1784422714 Sysadmin Sysadmin — Five Nines tee, flat https://sxshg1-0z.myshopify.com/collections/ai-engineer 2026-07-18T19:58:35-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/x_e24ccdfd-b4cf-4295-b0ef-a401325884b8.jpg?v=1784422715 AI Engineer AI Engineer — Epoch tee, flat https://sxshg1-0z.myshopify.com/collections/load 2026-07-28T13:39:09-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/13965323092769189461_2048.jpg?v=1785103734 Load Isometric tee, W = Fd, from the Load collection https://sxshg1-0z.myshopify.com/collections/stdout 2026-07-28T13:39:10-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/8788896733722697387_2048.jpg?v=1785103786 Stdout It Works On My Machine certification stamp tee, from the Stdout collection https://sxshg1-0z.myshopify.com/collections/sweatpants 2026-07-28T13:39:10-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/14018553541004065820_2048.jpg?v=1785117318 Sweatpants Lunthra Mark embroidered fleece sweatpants https://sxshg1-0z.myshopify.com/collections/hoodies 2026-08-01T22:21:54-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/13977769662743735190_2048.jpg?v=1785117319 Hoodies Penrose Lattice hoodie https://sxshg1-0z.myshopify.com/collections/caps 2026-08-01T22:21:51-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/80724174570582967_2048_8296e5d3-514a-455d-a61b-716d6bf60126.jpg?v=1785117320 Caps Lunthra cap https://sxshg1-0z.myshopify.com/collections/tees 2026-08-03T00:53:52-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/3746285865922083796_2048.jpg?v=1785383399 Tees Hydrogen emission spectrum printed on a black cotton tee https://sxshg1-0z.myshopify.com/collections/rotor 2026-08-03T00:58:46-05:00 daily https://cdn.shopify.com/s/files/1/0725/6299/9526/collections/1793695220877249741_2048.jpg?v=1785736674 Rotor Rotor collection