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://sciences.social/users/cmboulanger/statuses/114663935935204757", "type": "Note", "summary": null, "inReplyTo": "https://sciences.social/users/cmboulanger/statuses/114663919501385815", "published": "2025-06-11T09:06:51Z", "url": "https://sciences.social/@cmboulanger/114663935935204757", "attributedTo": "https://sciences.social/users/cmboulanger", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://sciences.social/users/cmboulanger/followers", "https://hcommons.social/users/anwagnerdreas" ], "sensitive": false, "atomUri": "https://sciences.social/users/cmboulanger/statuses/114663935935204757", "inReplyToAtomUri": "https://sciences.social/users/cmboulanger/statuses/114663919501385815", "conversation": "tag:sciences.social,2025-06-11:objectId=75617592:objectType=Conversation", "content": "<p>The presentation &quot;Extracting Citation Data Using LLMs&quot; by <span class=\"h-card\" translate=\"no\"><a href=\"https://hcommons.social/@anwagnerdreas\" class=\"u-url mention\">@<span>anwagnerdreas</span></a></span> , David Carreto Fidalgo &amp; me talks about how to extract structured reference information from footnote-heavy scholarship using LLMs: <br /><a href=\"https://www.youtube.com/watch?v=bgpsRrSeyIw&amp;list=PL5rAX6ywmP7O_nT99Osd74uino78BJMVT\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=bgpsRrSeyI</span><span class=\"invisible\">w&amp;list=PL5rAX6ywmP7O_nT99Osd74uino78BJMVT</span></a></p><p><a href=\"https://sciences.social/tags/LLM\" class=\"mention hashtag\" rel=\"tag\">#<span>LLM</span></a> <a href=\"https://sciences.social/tags/InformationExtraction\" class=\"mention hashtag\" rel=\"tag\">#<span>InformationExtraction</span></a> <a href=\"https://sciences.social/tags/Footnotes\" class=\"mention hashtag\" rel=\"tag\">#<span>Footnotes</span></a></p>", "contentMap": { "de": "<p>The presentation &quot;Extracting Citation Data Using LLMs&quot; by <span class=\"h-card\" translate=\"no\"><a href=\"https://hcommons.social/@anwagnerdreas\" class=\"u-url mention\">@<span>anwagnerdreas</span></a></span> , David Carreto Fidalgo &amp; me talks about how to extract structured reference information from footnote-heavy scholarship using LLMs: <br /><a href=\"https://www.youtube.com/watch?v=bgpsRrSeyIw&amp;list=PL5rAX6ywmP7O_nT99Osd74uino78BJMVT\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=bgpsRrSeyI</span><span class=\"invisible\">w&amp;list=PL5rAX6ywmP7O_nT99Osd74uino78BJMVT</span></a></p><p><a href=\"https://sciences.social/tags/LLM\" class=\"mention hashtag\" rel=\"tag\">#<span>LLM</span></a> <a href=\"https://sciences.social/tags/InformationExtraction\" class=\"mention hashtag\" rel=\"tag\">#<span>InformationExtraction</span></a> <a href=\"https://sciences.social/tags/Footnotes\" class=\"mention hashtag\" rel=\"tag\">#<span>Footnotes</span></a></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://hcommons.social/users/anwagnerdreas", "name": "@anwagnerdreas@hcommons.social" }, { "type": "Hashtag", "href": "https://sciences.social/tags/llm", "name": "#llm" }, { "type": "Hashtag", "href": "https://sciences.social/tags/informationextraction", "name": "#informationextraction" }, { "type": "Hashtag", "href": "https://sciences.social/tags/footnotes", "name": "#footnotes" } ], "replies": { "id": "https://sciences.social/users/cmboulanger/statuses/114663935935204757/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://sciences.social/users/cmboulanger/statuses/114663935935204757/replies?min_id=114664040927851045&page=true", "partOf": "https://sciences.social/users/cmboulanger/statuses/114663935935204757/replies", "items": [ "https://sciences.social/users/cmboulanger/statuses/114663954519143416", "https://sciences.social/users/cmboulanger/statuses/114664040927851045" ] } }, "likes": { "id": "https://sciences.social/users/cmboulanger/statuses/114663935935204757/likes", "type": "Collection", "totalItems": 4 }, "shares": { "id": "https://sciences.social/users/cmboulanger/statuses/114663935935204757/shares", "type": "Collection", "totalItems": 3 } }