Doi is the main one. Most published papers and many other things have them. They're newer so often older things hang around too, I'd wager most new pubmed articles have dois too. There are several registries, crossref is the big one in the west but it's not the only one. They have probably the best access to the data out of all of the larger registries though. Dois are pretty good, though not persistent and... - Source: Hacker News / about 1 month ago

(1) Technically, I think that site works by identifying itself as the Google webcrawler and seeing the full-text version that many sites would like to have indexed. (2) There's the question of why that site isn't taken down (or how it pays its bills) and my guess is this: In the 2000s it was an open secret that you could read the news on most sites like The New York Times with the username and password... - Source: Hacker News / 27 days ago

Use https://12ft.io/ to read if you aren’t a member. - Source: Hacker News / 5 months ago

This pot roast with winter root vegetables (I use rutabaga instead of celery root, but any root veggies are perfect) No sides needed other than bread and/or maybe some noodles. If you want a green vegetable, track down a whole stalk of brussels sprouts and roast them. Recipe is paywalled on epicurious.com and you can no longer paste links from 12 ft ladder, but you can access yourself through it https://12ft.io/. Source: 6 months ago

Use 12ft Ladder. Breaks the formatting, but you can read all the text. Source: 6 months ago

I've never had an issue with a paywall on their website so no idea but you can try opening it via 12ft or Archive. Source: 6 months ago