{"action":"created","issue":{"url":"https://api.github.com/repos/ethereumjs/merkle-patricia-tree/issues/94","repository_url":"https://api.github.com/repos/ethereumjs/merkle-patricia-tree","labels_url":"https://api.github.com/repos/ethereumjs/merkle-patricia-tree/issues/94/labels{/name}","comments_url":"https://api.github.com/repos/ethereumjs/merkle-patricia-tree/issues/94/comments","events_url":"https://api.github.com/repos/ethereumjs/merkle-patricia-tree/issues/94/events","html_url":"https://github.com/ethereumjs/merkle-patricia-tree/pull/94","id":468140770,"node_id":"MDExOlB1bGxSZXF1ZXN0Mjk3NjMxMjU3","number":94,"title":"Add basic multiproof generation and verification","user":{"login":"s1na","id":1591639,"node_id":"MDQ6VXNlcjE1OTE2Mzk=","avatar_url":"https://avatars3.githubusercontent.com/u/1591639?v=4","gravatar_id":"","url":"https://api.github.com/users/s1na","html_url":"https://github.com/s1na","followers_url":"https://api.github.com/users/s1na/followers","following_url":"https://api.github.com/users/s1na/following{/other_user}","gists_url":"https://api.github.com/users/s1na/gists{/gist_id}","starred_url":"https://api.github.com/users/s1na/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/s1na/subscriptions","organizations_url":"https://api.github.com/users/s1na/orgs","repos_url":"https://api.github.com/users/s1na/repos","events_url":"https://api.github.com/users/s1na/events{/privacy}","received_events_url":"https://api.github.com/users/s1na/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":11,"created_at":"2019-07-15T13:52:58Z","updated_at":"2019-07-25T12:58:37Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/ethereumjs/merkle-patricia-tree/pulls/94","html_url":"https://github.com/ethereumjs/merkle-patricia-tree/pull/94","diff_url":"https://github.com/ethereumjs/merkle-patricia-tree/pull/94.diff","patch_url":"https://github.com/ethereumjs/merkle-patricia-tree/pull/94.patch"},"body":"This PR was based on discussions with @zmitton, with the goal of reducing proof size for https://github.com/ewasm/scout/pull/11.\r\n\r\nIt generates proofs for multiple keys, and de-duplicates the proof nodes based on their `keccak256` hash. In an example test [case](https://github.com/ewasm/scout/blob/a1e747b84bbe8d2f6a7f7ecb1d7bf28e109046ef/scripts/smpt/relayer/index.js) on average it reduced number of nodes from ~600 to ~200.\r\n\r\nThis feature should be considered experimental."},"comment":{"url":"https://api.github.com/repos/ethereumjs/merkle-patricia-tree/issues/comments/515032894","html_url":"https://github.com/ethereumjs/merkle-patricia-tree/pull/94#issuecomment-515032894","issue_url":"https://api.github.com/repos/ethereumjs/merkle-patricia-tree/issues/94","id":515032894,"node_id":"MDEyOklzc3VlQ29tbWVudDUxNTAzMjg5NA==","user":{"login":"holgerd77","id":931137,"node_id":"MDQ6VXNlcjkzMTEzNw==","avatar_url":"https://avatars0.githubusercontent.com/u/931137?v=4","gravatar_id":"","url":"https://api.github.com/users/holgerd77","html_url":"https://github.com/holgerd77","followers_url":"https://api.github.com/users/holgerd77/followers","following_url":"https://api.github.com/users/holgerd77/following{/other_user}","gists_url":"https://api.github.com/users/holgerd77/gists{/gist_id}","starred_url":"https://api.github.com/users/holgerd77/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/holgerd77/subscriptions","organizations_url":"https://api.github.com/users/holgerd77/orgs","repos_url":"https://api.github.com/users/holgerd77/repos","events_url":"https://api.github.com/users/holgerd77/events{/privacy}","received_events_url":"https://api.github.com/users/holgerd77/received_events","type":"User","site_admin":false},"created_at":"2019-07-25T12:58:37Z","updated_at":"2019-07-25T12:58:37Z","author_association":"MEMBER","body":"Ah okay, then I would take the TS/Promises offer 😋🙂, would be really great if we also get this transition as one of the major libraries."}}
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