Hacker News on Sunday, 21 June 2026

Identity verification on Claude(support.claude.com)

811 points by bathory 4 months ago | 681 comments

Anthropic support article about identity verification requirements for Claude users; the capture shows a Reddit network-policy block page instead.

Did my old job only exist because of fraud?(david.newgas.net)

776 points by advisedwang 4 months ago | 364 comments

A personal blog post by a software engineer reflecting on whether his job at startup GenieDB, taken over by Stuart Frost's Frost VP fund, existed only because of fraud.

Apertus – Open Foundation Model for Sovereign AI(apertvs.ai)

503 points by T-A 4 months ago | 168 comments

Landing page for Apertus, a fully open foundation model with open weights, data, and science, developed by the Swiss AI Initiative (EPFL, ETH Zurich, CSCS).

Prefer duplication over the wrong abstraction (2016)(sandimetz.com)

497 points by rafaepta 4 months ago | 318 comments

Sandi Metz's blog post "The Wrong Abstraction" argues that duplication is far cheaper than the wrong abstraction and explains how bad abstractions accumulate.

Beyond All Reason (Free Total Annihilation Inspired RTS)(beyondallreason.info)

478 points by mosiuerbarso 4 months ago | 283 comments

Homepage of Beyond All Reason, a free real-time strategy game inspired by Total Annihilation, currently in alpha.

Polymarket has flooded social media with deceptive videos by paid creators(wsj.com)

415 points by Vaslo 4 months ago | 298 comments

WSJ article reporting that Polymarket has paid creators to post deceptive social media videos promoting its prediction market bets.

Show HN: Chess-Inspired Roguelike(princechazz.com)

409 points by cowboy_henk 4 months ago | 136 comments

Website for Prince Chazz, a browser-playable chess-inspired roguelike game shared as a Show HN project.

There is minimal downside to switching to open models(marble.onl)

370 points by amarble 4 months ago | 298 comments

Blog essay by Andrew Marble arguing there is little downside to switching from proprietary AI models like Claude to open models, comparing it to adopting Linux.

The deadly rise of giant trucks and SUVs(nytimes.com)

362 points by xnx 4 months ago | 593 comments

New York Times interactive feature on how taller hoods on large trucks and SUVs have contributed to rising pedestrian deaths in the US.

Google Hits 50% IPv6(blog.apnic.net)

358 points by barqawiz 4 months ago | 343 comments

APNIC blog post by George Michaelson discussing Google's measurements showing IPv6 usage among its users reaching 50% for the first time.

Printing Gaussian Splats(patreon.com)

358 points by ilnmtlbnm 4 months ago | 44 comments

A Patreon post by Dany Bittel about physically printing Gaussian splats; the capture shows only a Cloudflare security verification page.

Developers don't understand CORS (2019)(fosterelli.co)

357 points by toilet 4 months ago | 251 comments

A 2019 blog post by Chris Foster arguing that many web developers misunderstand CORS, using the Zoom localhost web server vulnerability as an example.

The brain was not designed for this much bad news(sciencedaily.com)

351 points by colinprince 4 months ago | 294 comments

ScienceDaily article, sourced from The Conversation, on how humans' evolved attention to danger is overwhelmed by the constant supply of bad news worldwide.

Everything is logarithms(alexkritchevsky.com)

284 points by E-Reverance 4 months ago | 60 comments

JSON-LD explained for personal websites(hawksley.dev)

256 points by ethanhawksley 4 months ago | 81 comments

Tell HN: Happy Fathers Day

252 points by consumer451 4 months ago | 35 comments

Good results fine tuning a local LLM like Qwen 3:0.6B to categorize questions(teachmecoolstuff.com)

197 points by dev-experiments 4 months ago | 41 comments

FDA advisors unanimously vote to approve Moderna's mRNA after agency drama(arstechnica.com)

191 points by worik 4 months ago | 98 comments

(How to Write a (Lisp) Interpreter (In Python)) (2010)(norvig.com)

185 points by tosh 4 months ago | 61 comments

The minimum viable unit of saleable software(brandur.org)

185 points by brandur 4 months ago | 64 comments

Show HN: Teach your kids perfect pitch(github.com)

181 points by paytonjjones 4 months ago | 118 comments

The disappearance of Japan's animators(economist.com)

172 points by andsoitis 4 months ago | 140 comments

Building reliable agentic AI systems(martinfowler.com)

157 points by sarangk90 4 months ago | 37 comments

PowerFox Browser(powerfox.jazzzny.me)

152 points by thisislife2 4 months ago | 42 comments

A 3D voxel game engine written in APL(github.com)

147 points by sph 4 months ago | 13 comments

The 100k whys of AI(lcamtuf.substack.com)

145 points by surprisetalk 4 months ago | 88 comments

Fossil Fuels Are 40% of Freight Shipping Tonnage, but Half Its Fuel Use(cleantechnica.com)

136 points by choult 4 months ago | 98 comments

Japanese verb conjugation the simple hard way(underreacted.leaflet.pub)

127 points by valzevul 4 months ago | 198 comments

Windows UI evolution: Clicking an unassociated file(movq.de)

127 points by jandeboevrie 4 months ago | 85 comments

Ask for no, don't ask for yes (2022)(mooreds.com)

125 points by skogstokig 4 months ago | 65 comments

Who owns your ATProto identity?(kevinak.se)

117 points by kevinak 4 months ago | 107 comments

The case against geometric algebra (2024)(alexkritchevsky.com)

116 points by Hbruz0 4 months ago | 115 comments

Show HN: Recall – Local project memory for Claude Code(github.com)

110 points by mateenah 4 months ago | 67 comments

Burnout is real for open source maintainers(openjsf.org)

108 points by theanonymousone 4 months ago | 52 comments

Rent collections are down in New York(politico.com)

101 points by JumpCrisscross 4 months ago | 411 comments

Crawling BitTorrent DHTs for Fun and Profit [pdf](usenix.org)

91 points by dgellow 4 months ago | 34 comments

F* file system – file search that reads SSD directly bypassing OS kernel(github.com)

90 points by neogoose 4 months ago | 44 comments

Nintendo Wii U games running from a 1980's Bernoulli disk [video](youtube.com)

89 points by zdw 4 months ago | 38 comments

White House delays US voting-machine vulnerability report(reuters.com)

86 points by logickkk1 4 months ago | 62 comments

The Doom Justifies the Valuation(geohot.github.io)

85 points by inatreecrown2 4 months ago | 82 comments

The early hiring funnel is now breaking on both ends(hbr.org)

77 points by ChrisArchitect 4 months ago | 133 comments

Early adversity leaves lasting molecular imprint across the body: primate study(medicalxpress.com)

72 points by gmays 4 months ago | 38 comments

I was wrong about the Midjourney ultra-sound scanner(twitter.com)

69 points by MrBuddyCasino 4 months ago | 43 comments

1983 Northern Telecom Commodore Phone(oldtelephoneroom.ca)

65 points by arexxbifs 4 months ago | 21 comments

Petition against Meta's employee training data collection for ML models(mcipetition.com)

65 points by reasonableklout 4 months ago | 49 comments

8086 Segmented Memory was a good idea(owl.billpg.com)

56 points by billpg 4 months ago | 114 comments

CTOs Agree: Cognitive Debt Is the New Technical Debt(shiftmag.dev)

51 points by sxx0 4 months ago | 43 comments

Show HN: Pure Effect – Reproduce production bugs on your laptop without a DB(pure-effect.org)

49 points by tie-in 4 months ago | 11 comments

Show HN: CleverCrow: give tokens to your favorite projects(clevercrow.io)

45 points by zhubert 4 months ago | 64 comments

David Ahl's Basic Computer Games Ported to C(github.com)

39 points by theanonymousone 4 months ago | 19 comments

Health insurance claim denial rates range from 13% to 35% by insurer(randalolson.com)

38 points by brandonb 4 months ago | 23 comments

CL-BBS: the schemeBBS-like textboard rewritten in Common Lisp(github.com)

37 points by lerax 4 months ago | 1 comments

Performance Improvements in Libffi(atgreen.github.io)

37 points by atgreen 4 months ago | 6 comments

Armstrong Effect(en.wikipedia.org)

36 points by userbinator 4 months ago | 2 comments

Public Service Announcement: Don't Say You Use AI for Writing(satisfice.com)

35 points by satisfice 4 months ago | 21 comments

PivCo-Huffman “merge” operations(fgiesen.wordpress.com)

35 points by luu 4 months ago | 2 comments

Improvements to Std:Format in C++26(mariusbancila.ro)

32 points by jandeboevrie 4 months ago | 17 comments

Lithp.py (~2008)(fogus.me)

28 points by wglb 4 months ago | 5 comments

Robotics Teams Are Rebuilding the Data Stack from Scratch(rerun.io)

27 points by Tycho87 4 months ago | 0 comments

My 1992 view of the problems of computer programming in 1992(blog.plover.com)

27 points by pavel_lishin 4 months ago | 4 comments