callback({"feed_items":[{"id":2479661,"title":"Smart Cities: Security and Blockchain","url":"https://www.researchgate.net/profile/Kamanashis_Biswas/publication/311716550_Securing_Smart_Cities_Using_Blockchain_Technology/links/5a2682d5a6fdcc8e866becfb/Securing-Smart-Cities-Using-Blockchain-Technology.pdf","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-04-19T12:30:00.000-04:00","last_updated":"2019-04-19T12:30:00.000-04:00","tags":{"hub_1281":["security","smartcities","week6","blockchain"]}},{"id":2479107,"title":"Magic Leap: AR Company looking to store user data on the blockchain","url":"https://variety.com/2019/digital/news/magic-leap-blockchain-1203188491/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-04-12T20:35:00.000-04:00","last_updated":"2019-04-12T20:35:00.000-04:00","tags":{"hub_1281":["usecases","smartcontracts","blockchain","week6"]}},{"id":2478892,"title":"Stack Overflow Survey 2019: Developers don't use Blockchain","url":"https://arstechnica.com/gadgets/2019/04/developers-love-python-and-typescript-get-paid-for-clojure-and-arent-using-blockchain/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-04-10T20:29:00.000-04:00","last_updated":"2019-04-10T20:29:00.000-04:00","tags":{"hub_1281":["technology","blockchain","week5"]}},{"id":2478805,"title":"Crypto Valley: Why Switzerland is a world leading location for blockchain companies","url":"https://www.openaccessgovernment.org/crypto-valley-switzerland-blockchain-companies/58442/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-04-09T22:08:00.000-04:00","last_updated":"2019-04-09T22:08:00.000-04:00","tags":{"hub_1281":["cryptocurrency","blockchain","switzerland","governance","week5"]}},{"id":2478804,"title":"Interview: Stephen P. Williams Blockchain is the Next Everything","url":"https://beyondthebookcast.com/blockchain-the-next-everything/ (Links to an external site.)Links to an external site.","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-04-09T21:13:00.000-04:00","last_updated":"2019-04-09T21:13:00.000-04:00","tags":{"hub_1281":["audio","podcast","interview","week5"]}},{"id":2478698,"title":"SXSW: Around the Blocks- Forbes write up","url":"https://www.forbes.com/sites/cognitiveworld/2019/04/08/are-industries-governments-and-un-agencies-ready-for-5th-machine-age-blockchain-adoption/#720ca8ae7b7b","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-04-08T21:55:00.000-04:00","last_updated":"2019-04-08T21:55:00.000-04:00","tags":{"hub_1281":["week4"]}},{"id":2472963,"title":"LibChain- Blockchain for Library Lending","url":"https://www.atositchallenge.net/wp-content/uploads/2016/11/LibChain-Atos-IT-Challenge-2017.pdf","guid":null,"authors":null,"hub_ids":[1281,1281,1281],"hub_feed_ids":[4068,4058,4030],"date_published":"2019-04-05T21:16:00.000-04:00","last_updated":"2019-04-05T21:16:00.000-04:00","tags":{"hub_1281":["blockchain","publiclibraries","libraries","week6","article","systems","advanced","usecases","libraries","futuredirections","week5","beginner","week5","usecases","blockchain","libraries","article"]}},{"id":2478308,"title":"Corporate Blockchain","url":"https://www.ibm.com/blogs/blockchain/2019/01/what-is-a-corporate-blockchain/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-04-03T11:51:00.000-04:00","last_updated":"2019-04-03T11:51:00.000-04:00","tags":{"hub_1281":["business","usecases","week4"]}},{"id":2478194,"title":"Ledger- Journal of Blockchain Research","url":"https://ledgerjournal.org/ojs/index.php/ledger/index","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-04-02T11:37:00.000-04:00","last_updated":"2019-04-02T11:37:00.000-04:00","tags":{"hub_1281":["publishing","week4","academic"]}},{"id":2475605,"title":"Blockgraph- television ad blockchain data sharing","url":"https://adexchanger.com/digital-tv/comcast-unveils-its-blockchain-powered-data-sharing-solution-to-power-addressable-tv/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-03-05T10:06:00.000-05:00","last_updated":"2019-03-05T10:06:00.000-05:00","tags":{"hub_1281":["systems","intermediate","media","other","usescases","week5","advertising","blockchain"]}},{"id":2474128,"title":"How do you choose a cryptocurrency wallet","url":"https://thenextweb.com/hardfork/2019/02/13/just-got-some-bitcoin-how-to-choose-your-first-cryptocurrency-wallet/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-02-14T09:21:00.000-05:00","last_updated":"2019-02-14T09:21:00.000-05:00","tags":{"hub_1281":["beginner","week1","security","bitcoin","cryptocurrency"]}},{"id":2473386,"title":"Don't Trust the Blockchain","url":"https://www.wired.com/story/theres-no-good-reason-to-trust-blockchain-technology/","guid":null,"authors":null,"hub_ids":[1281,1281,1176],"hub_feed_ids":[4027,4068,3810],"date_published":"2019-02-06T04:07:00.000-05:00","last_updated":"2019-02-06T04:07:00.000-05:00","tags":{"hub_1281":["security","anti","beginner","week2","problems","trust","blockchain","trust","issues","blockchain"],"hub_1176":["website","buzz"]}},{"id":2473269,"title":"Blockchain: risks and reality","url":"https://arstechnica.com/information-technology/2019/02/researcher-counts-the-reasons-he-wants-cryptocurrency-burned-with-fire/","guid":null,"authors":null,"hub_ids":[1281,1281],"hub_feed_ids":[4027,4068],"date_published":"2019-02-04T05:14:00.000-05:00","last_updated":"2019-02-04T05:14:00.000-05:00","tags":{"hub_1281":["cryptocurrency","anti","intermediate","week2","problems","risks","blockchain","issues","week2","blockchain"]}},{"id":2472690,"title":"Blockchain; Probabilistic Transaction Finality ","url":"https://medium.com/cobinhood/probabilistic-transaction-finality-blockchain-security-programmer-explain-cc5948e9db35","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-01-27T18:44:00.000-05:00","last_updated":"2019-01-27T18:44:00.000-05:00","tags":{"hub_1281":["week4","finance","business","website","systems","intermediate","bitcoin","ethereum","cryptocurrency"]}},{"id":2472652,"title":"Sidechains:  a non-technical discussion","url":"https://hackernoon.com/what-are-sidechains-1c45ea2daf3","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-01-26T20:10:00.000-05:00","last_updated":"2019-01-26T20:10:00.000-05:00","tags":{"hub_1281":["week4","systems","sidechains","cryptocurrency","beginner"]}},{"id":2471873,"title":"Rural development, cheap power, and blockchain: Central Washington","url":"https://www.seattletimes.com/business/after-the-bitcoin-bust-and-a-local-bankruptcy-douglas-county-doubles-down-on-blockchain/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-01-15T10:58:00.000-05:00","last_updated":"2019-01-15T10:58:00.000-05:00","tags":{"hub_1281":["non-academicarticle","usecases","intermediate","other","environment","week6","futuredirections","systems","cryptocurrency","business"]}},{"id":2471800,"title":"Merkle Tree wikipedia article","url":"https://en.wikipedia.org/wiki/Merkle_tree","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-01-14T10:10:00.000-05:00","last_updated":"2019-01-14T10:10:00.000-05:00","tags":{"hub_1281":["week4","wiki","non-academicarticle","security","encryption","data","advanced","cryptography"]}},{"id":2471474,"title":"Ethereum Hack: perils of blockchain ","url":"https://arstechnica.com/information-technology/2019/01/almost-500000-in-ethereum-coin-stolen-by-forking-its-blockchain/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-01-08T19:24:00.000-05:00","last_updated":"2019-01-08T19:24:00.000-05:00","tags":{"hub_1281":["non-academicarticle","ethereum","challenges","anti","issues","week2","futuredirections","systems","intermediate","cryptocurrency"]}},{"id":2471262,"title":"Mousebelt: blockchain accelerator","url":"https://www.mousebelt.com/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-01-04T10:51:00.000-05:00","last_updated":"2019-01-04T10:51:00.000-05:00","tags":{"hub_1281":["systems","website","intermediate","week4","issues","finance","futuredirections","business"]}},{"id":2471217,"title":"TV Advertising Blockchain Application: Blockgraph","url":"https://www.ledgerinsights.com/comcast-blockchain-tv-platform-blockgraph/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2019-01-03T12:35:00.000-05:00","last_updated":"2019-01-03T12:35:00.000-05:00","tags":{"hub_1281":["services","non-academicarticle","intermediate","media","week4","security","futuredirections","business"]}},{"id":2470895,"title":"The SAFE Network","url":"https://safenetwork.tech/","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2018-12-26T11:00:00.000-05:00","last_updated":"2018-12-26T11:00:00.000-05:00","tags":{"hub_1281":["week4","website","cloud","intermediate","securtity","encryption","business","futuredirections","systems","data","cryptocurrency"]}},{"id":2470894,"title":"How Mining Works","url":"https://medium.com/coinmonks/how-a-miner-adds-transactions-to-the-blockchain-in-seven-steps-856053271476","guid":null,"authors":null,"hub_ids":[1281],"hub_feed_ids":[4068],"date_published":"2018-12-26T10:49:00.000-05:00","last_updated":"2018-12-26T10:49:00.000-05:00","tags":{"hub_1281":["services","week4","non-academicarticle","systems","explanation","tokens","finance","bitcoin","advanced","tutorial","mining","blockchain"]}}]}, 200)