ActivityPub Viewer

A small tool to view real-world ActivityPub objects as JSON! Enter a URL or username from Mastodon or a similar service below, and we'll send a request with the right Accept header to the server to view the underlying object.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "Hashtag": "as:Hashtag" } ], "id": "https://social.epfl.ch/users/herbst/statuses/114083198681140058", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-02-28T19:37:44Z", "url": "https://social.epfl.ch/@herbst/114083198681140058", "attributedTo": "https://social.epfl.ch/users/herbst", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://social.epfl.ch/users/herbst/followers", "https://social.epfl.ch/users/MatMat" ], "sensitive": false, "atomUri": "https://social.epfl.ch/users/herbst/statuses/114083198681140058", "inReplyToAtomUri": null, "conversation": "tag:social.epfl.ch,2025-02-28:objectId=41943:objectType=Conversation", "content": "<p>Hello <a href=\"https://social.epfl.ch/tags/fediverse\" class=\"mention hashtag\" rel=\"tag\">#<span>fediverse</span></a> <a href=\"https://social.epfl.ch/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a></p><p>I&#39;m Michael, professor in the institutes of <a href=\"https://social.epfl.ch/tags/mathematics\" class=\"mention hashtag\" rel=\"tag\">#<span>mathematics</span></a> and <a href=\"https://social.epfl.ch/tags/materials\" class=\"mention hashtag\" rel=\"tag\">#<span>materials</span></a> science and head of the <span class=\"h-card\" translate=\"no\"><a href=\"https://social.epfl.ch/@MatMat\" class=\"u-url mention\">@<span>MatMat</span></a></span> group at <a href=\"https://social.epfl.ch/tags/EPFL\" class=\"mention hashtag\" rel=\"tag\">#<span>EPFL</span></a>.</p><p>I work on the <a href=\"https://social.epfl.ch/tags/atomistic\" class=\"mention hashtag\" rel=\"tag\">#<span>atomistic</span></a> simulations of materials, mainly density-functional theory (DFT) methods, understanding <a href=\"https://social.epfl.ch/tags/simulation\" class=\"mention hashtag\" rel=\"tag\">#<span>simulation</span></a> errors and <a href=\"https://social.epfl.ch/tags/uncertainties\" class=\"mention hashtag\" rel=\"tag\">#<span>uncertainties</span></a> in predicted materials properties.</p><p>I use techniques from <br /><a href=\"https://social.epfl.ch/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> <a href=\"https://social.epfl.ch/tags/computerscience\" class=\"mention hashtag\" rel=\"tag\">#<span>computerscience</span></a> <a href=\"https://social.epfl.ch/tags/machinelearning\" class=\"mention hashtag\" rel=\"tag\">#<span>machinelearning</span></a> and <br />develop related <a href=\"https://social.epfl.ch/tags/julialang\" class=\"mention hashtag\" rel=\"tag\">#<span>julialang</span></a> packages such as the density-functional toolkit (<a href=\"https://social.epfl.ch/tags/dftk\" class=\"mention hashtag\" rel=\"tag\">#<span>dftk</span></a>).</p>", "contentMap": { "en": "<p>Hello <a href=\"https://social.epfl.ch/tags/fediverse\" class=\"mention hashtag\" rel=\"tag\">#<span>fediverse</span></a> <a href=\"https://social.epfl.ch/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a></p><p>I&#39;m Michael, professor in the institutes of <a href=\"https://social.epfl.ch/tags/mathematics\" class=\"mention hashtag\" rel=\"tag\">#<span>mathematics</span></a> and <a href=\"https://social.epfl.ch/tags/materials\" class=\"mention hashtag\" rel=\"tag\">#<span>materials</span></a> science and head of the <span class=\"h-card\" translate=\"no\"><a href=\"https://social.epfl.ch/@MatMat\" class=\"u-url mention\">@<span>MatMat</span></a></span> group at <a href=\"https://social.epfl.ch/tags/EPFL\" class=\"mention hashtag\" rel=\"tag\">#<span>EPFL</span></a>.</p><p>I work on the <a href=\"https://social.epfl.ch/tags/atomistic\" class=\"mention hashtag\" rel=\"tag\">#<span>atomistic</span></a> simulations of materials, mainly density-functional theory (DFT) methods, understanding <a href=\"https://social.epfl.ch/tags/simulation\" class=\"mention hashtag\" rel=\"tag\">#<span>simulation</span></a> errors and <a href=\"https://social.epfl.ch/tags/uncertainties\" class=\"mention hashtag\" rel=\"tag\">#<span>uncertainties</span></a> in predicted materials properties.</p><p>I use techniques from <br /><a href=\"https://social.epfl.ch/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> <a href=\"https://social.epfl.ch/tags/computerscience\" class=\"mention hashtag\" rel=\"tag\">#<span>computerscience</span></a> <a href=\"https://social.epfl.ch/tags/machinelearning\" class=\"mention hashtag\" rel=\"tag\">#<span>machinelearning</span></a> and <br />develop related <a href=\"https://social.epfl.ch/tags/julialang\" class=\"mention hashtag\" rel=\"tag\">#<span>julialang</span></a> packages such as the density-functional toolkit (<a href=\"https://social.epfl.ch/tags/dftk\" class=\"mention hashtag\" rel=\"tag\">#<span>dftk</span></a>).</p>" }, "updated": "2025-03-01T07:14:01Z", "attachment": [], "tag": [ { "type": "Mention", "href": "https://social.epfl.ch/users/MatMat", "name": "@MatMat" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/fediverse", "name": "#fediverse" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/introduction", "name": "#introduction" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/mathematics", "name": "#mathematics" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/materials", "name": "#materials" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/epfl", "name": "#epfl" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/atomistic", "name": "#atomistic" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/simulation", "name": "#simulation" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/uncertainties", "name": "#uncertainties" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/physics", "name": "#physics" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/computerscience", "name": "#computerscience" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/machinelearning", "name": "#machinelearning" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/dftk", "name": "#dftk" }, { "type": "Hashtag", "href": "https://social.epfl.ch/tags/julialang", "name": "#julialang" } ], "replies": { "id": "https://social.epfl.ch/users/herbst/statuses/114083198681140058/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://social.epfl.ch/users/herbst/statuses/114083198681140058/replies?only_other_accounts=true&page=true", "partOf": "https://social.epfl.ch/users/herbst/statuses/114083198681140058/replies", "items": [] } }, "likes": { "id": "https://social.epfl.ch/users/herbst/statuses/114083198681140058/likes", "type": "Collection", "totalItems": 20 }, "shares": { "id": "https://social.epfl.ch/users/herbst/statuses/114083198681140058/shares", "type": "Collection", "totalItems": 18 } }