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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://wisskomm.social/users/unileipzig/statuses/114460394406410337", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-06T10:23:34Z", "url": "https://wisskomm.social/@unileipzig/114460394406410337", "attributedTo": "https://wisskomm.social/users/unileipzig", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://wisskomm.social/users/unileipzig/followers", "https://wisskomm.social/users/HumboldtStiftung" ], "sensitive": false, "atomUri": "https://wisskomm.social/users/unileipzig/statuses/114460394406410337", "inReplyToAtomUri": null, "conversation": "tag:wisskomm.social,2025-05-06:objectId=10435504:objectType=Conversation", "content": "<p>Leipzig University has a new <a href=\"https://wisskomm.social/tags/HumboldtProfessor\" class=\"mention hashtag\" rel=\"tag\">#<span>HumboldtProfessor</span></a>: mathematician Daniel Kráľ. He took up the Alexander von Humboldt Professorship on 1 April 2025; the award was officially conferred yesterday (5 May) in Berlin. Kráľ is an internationally renowned researcher and a leading expert in the field of discrete <a href=\"https://wisskomm.social/tags/mathematics\" class=\"mention hashtag\" rel=\"tag\">#<span>mathematics</span></a>. The 46-year-old focuses on fundamental concepts for modelling and representing networks.<br /><a href=\"https://www.uni-leipzig.de/en/newsdetail/artikel/daniel-kral-appointed-humboldt-professor-2025-05-06\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">uni-leipzig.de/en/newsdetail/a</span><span class=\"invisible\">rtikel/daniel-kral-appointed-humboldt-professor-2025-05-06</span></a> <br /><span class=\"h-card\" translate=\"no\"><a href=\"https://wisskomm.social/@HumboldtStiftung\" class=\"u-url mention\">@<span>HumboldtStiftung</span></a></span> <br />Photo: Humboldt Foundation, David Ausserhofer</p>", "contentMap": { "de": "<p>Leipzig University has a new <a href=\"https://wisskomm.social/tags/HumboldtProfessor\" class=\"mention hashtag\" rel=\"tag\">#<span>HumboldtProfessor</span></a>: mathematician Daniel Kráľ. He took up the Alexander von Humboldt Professorship on 1 April 2025; the award was officially conferred yesterday (5 May) in Berlin. Kráľ is an internationally renowned researcher and a leading expert in the field of discrete <a href=\"https://wisskomm.social/tags/mathematics\" class=\"mention hashtag\" rel=\"tag\">#<span>mathematics</span></a>. The 46-year-old focuses on fundamental concepts for modelling and representing networks.<br /><a href=\"https://www.uni-leipzig.de/en/newsdetail/artikel/daniel-kral-appointed-humboldt-professor-2025-05-06\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">uni-leipzig.de/en/newsdetail/a</span><span class=\"invisible\">rtikel/daniel-kral-appointed-humboldt-professor-2025-05-06</span></a> <br /><span class=\"h-card\" translate=\"no\"><a href=\"https://wisskomm.social/@HumboldtStiftung\" class=\"u-url mention\">@<span>HumboldtStiftung</span></a></span> <br />Photo: Humboldt Foundation, David Ausserhofer</p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://wisskomm.social/system/media_attachments/files/114/460/394/398/691/154/original/e6148d6848dd571a.jpg", "name": null, "blurhash": "USIOFLTc${Di~DrxE0xUxatSnhNFRi%3jYIo", "width": 2000, "height": 1125 } ], "tag": [ { "type": "Mention", "href": "https://wisskomm.social/users/HumboldtStiftung", "name": "@HumboldtStiftung" }, { "type": "Hashtag", "href": "https://wisskomm.social/tags/humboldtprofessor", "name": "#humboldtprofessor" }, { "type": "Hashtag", "href": "https://wisskomm.social/tags/mathematics", "name": "#mathematics" } ], "replies": { "id": "https://wisskomm.social/users/unileipzig/statuses/114460394406410337/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://wisskomm.social/users/unileipzig/statuses/114460394406410337/replies?only_other_accounts=true&page=true", "partOf": "https://wisskomm.social/users/unileipzig/statuses/114460394406410337/replies", "items": [] } }, "likes": { "id": "https://wisskomm.social/users/unileipzig/statuses/114460394406410337/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://wisskomm.social/users/unileipzig/statuses/114460394406410337/shares", "type": "Collection", "totalItems": 1 } }