OpenSea buys NFT market aggregator Gem In a Monday Twitter post, OpenSea announced it had acquired nonfungible token (NFT) marketplace aggregator Gem for an undisclosed price. A blog post by OpenSea chief executive officer Devin Finzer stated that the company made this move to improve the experience of its more seasoned “pro” users. Gem lets traders buy NFTs across various collections and multiple marketplaces in a single transaction that saves on gas fees. For now, OpenSea is adding popular Gem features such as its collection floor price sweeping tool and rarity-based rankings to its platform. Gem will continue operating independently …

This article was prepared with in partnership with: Cointelegraph continues to help companies and professionals find each other in the multi-billion dollar Blockchain industry. The community is rapidly developing, and new opportunities appear for both companies and individuals every day. We would like to keep it that way. That is why Cointelegraph joint forces with Blocktribe - a platform where the World's best blockchain employers meet the very best in blockchain talent. And together we are presenting you a new job listing. Open vacancies: COO - Gem (Venice, Los Angeles, CA, USA) Platform engineer - Gem (Venice, Los Angeles, CA, …

Leading Swiss bank UBS has announced that it will open up a lab to study blockchain technology in London; Bitcoin April Fools Day Joke roundup; and more top stories for April 2. UBS to open London technology lab to study the blockchain Continuing the trend for major financial institutions beginning to take an interest in the new FinTech sector, Swiss bank UBS is opening a London technology lab focused on how the blockchain could make financial transactions cheaper and faster. The announcement comes after UK Chancellor of the Exchequer George Osborne promised UK£10 million in research funding for digital currency …

In the wake of such public image setbacks as the Mt. Gox heist and the incessant security threats testing the Bitcoin space, more and more exchanges (Bitstamp, Huobi, etc.) are increasingly implementing multisignature security in their wallets. The addition promises greater protection of funds by removing centralized points of failure due to the traditional custodial account model. One of the companies at the forefront of this trend is Cryptosigma, a Singapore-based multisignature digital wallet provider. Cryptosigma has partnered with Venice-based Bitcoin API developer Gem, which recently held a US$2M funding round and onboarded former PayPal executive, Ken Miller (COO), whom …

Earlier this fall, Gem launched as the first Bitcoin startup to ever compete in the TechCrunch Disrupt Battlefield, presenting a full-stack API for digital currency developers that will eliminate the pain of building Bitcoin security infrastructure into apps. Gem is building a platform that makes turnkey Bitcoin transaction security possible, letting users pass money around in Bitcoin form without risk. You can see the demo video from the TechCrunch Disrupt event here. Even as Bitcoin continues to struggle with the growing pains and security snafus intrinsic to scaling Bitcoin's technology (and continues to have high value to hackers, as evidenced …

First there were social networks, then came Bitcoin. Then Bitcoin 2.0. Now, directly over the horizon, comes a new platform—a “social network 2.0” called Gems. This social network and messaging app is similar to Facebook and WhatsApp, but its developers have designed it with crucial differences. Gems will be decentralized, and it will reward its users for its success. Five years after the invention of Bitcoin, the latest innovators are building applications that work on top of the Bitcoin protocol and that make use of Bitcoin blockchain technology. One of the largest contenders in the Bitcoin 2.0 sphere is Counterparty, …