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://sigmoid.social/users/cigitalgem/statuses/114360299946829827", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-18T18:08:14Z", "url": "https://sigmoid.social/@cigitalgem/114360299946829827", "attributedTo": "https://sigmoid.social/users/cigitalgem", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://sigmoid.social/users/cigitalgem/followers" ], "sensitive": false, "atomUri": "https://sigmoid.social/users/cigitalgem/statuses/114360299946829827", "inReplyToAtomUri": null, "conversation": "tag:sigmoid.social,2025-04-18:objectId=55803226:objectType=Conversation", "content": "<p>BIML on Cybersecurity Today. Have a watch...<br /><a href=\"https://www.youtube.com/watch?v=QrACu3u2F5A\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=QrACu3u2F5</span><span class=\"invisible\">A</span></a></p><p><a href=\"https://sigmoid.social/tags/MLsec\" class=\"mention hashtag\" rel=\"tag\">#<span>MLsec</span></a> <a href=\"https://sigmoid.social/tags/ML\" class=\"mention hashtag\" rel=\"tag\">#<span>ML</span></a> <a href=\"https://sigmoid.social/tags/security\" class=\"mention hashtag\" rel=\"tag\">#<span>security</span></a> <a href=\"https://sigmoid.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> <a href=\"https://sigmoid.social/tags/infosec\" class=\"mention hashtag\" rel=\"tag\">#<span>infosec</span></a></p>", "contentMap": { "en": "<p>BIML on Cybersecurity Today. Have a watch...<br /><a href=\"https://www.youtube.com/watch?v=QrACu3u2F5A\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=QrACu3u2F5</span><span class=\"invisible\">A</span></a></p><p><a href=\"https://sigmoid.social/tags/MLsec\" class=\"mention hashtag\" rel=\"tag\">#<span>MLsec</span></a> <a href=\"https://sigmoid.social/tags/ML\" class=\"mention hashtag\" rel=\"tag\">#<span>ML</span></a> <a href=\"https://sigmoid.social/tags/security\" class=\"mention hashtag\" rel=\"tag\">#<span>security</span></a> <a href=\"https://sigmoid.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> <a href=\"https://sigmoid.social/tags/infosec\" class=\"mention hashtag\" rel=\"tag\">#<span>infosec</span></a></p>" }, "updated": "2025-04-19T11:54:01Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://sigmoid.social/tags/mlsec", "name": "#mlsec" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/ml", "name": "#ml" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/security", "name": "#security" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/ai", "name": "#ai" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/infosec", "name": "#infosec" } ], "replies": { "id": "https://sigmoid.social/users/cigitalgem/statuses/114360299946829827/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://sigmoid.social/users/cigitalgem/statuses/114360299946829827/replies?min_id=114364487247155910&page=true", "partOf": "https://sigmoid.social/users/cigitalgem/statuses/114360299946829827/replies", "items": [ "https://sigmoid.social/users/cigitalgem/statuses/114364487247155910" ] } }, "likes": { "id": "https://sigmoid.social/users/cigitalgem/statuses/114360299946829827/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://sigmoid.social/users/cigitalgem/statuses/114360299946829827/shares", "type": "Collection", "totalItems": 4 } }