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://techhub.social/users/nic221/statuses/114661255247909202", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-10T21:45:07Z", "url": "https://techhub.social/@nic221/114661255247909202", "attributedTo": "https://techhub.social/users/nic221", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://techhub.social/users/nic221/followers" ], "sensitive": false, "atomUri": "https://techhub.social/users/nic221/statuses/114661255247909202", "inReplyToAtomUri": null, "conversation": "tag:techhub.social,2025-06-10:objectId=273875858:objectType=Conversation", "content": "<p>Import AI 415: Situational awareness for AI systems; 8TB of open text; and China&#39;s heterogeneous compute cluster <a href=\"https://importai.substack.com/p/import-ai-415-situational-awareness\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">importai.substack.com/p/import</span><span class=\"invisible\">-ai-415-situational-awareness</span></a> <a href=\"https://techhub.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> <a href=\"https://techhub.social/tags/OpenData\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenData</span></a> <a href=\"https://techhub.social/tags/training\" class=\"mention hashtag\" rel=\"tag\">#<span>training</span></a></p>", "contentMap": { "en": "<p>Import AI 415: Situational awareness for AI systems; 8TB of open text; and China&#39;s heterogeneous compute cluster <a href=\"https://importai.substack.com/p/import-ai-415-situational-awareness\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">importai.substack.com/p/import</span><span class=\"invisible\">-ai-415-situational-awareness</span></a> <a href=\"https://techhub.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> <a href=\"https://techhub.social/tags/OpenData\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenData</span></a> <a href=\"https://techhub.social/tags/training\" class=\"mention hashtag\" rel=\"tag\">#<span>training</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.techhub.social/media_attachments/files/114/661/255/219/261/140/original/af9b51f67abefeb7.jpeg", "name": "Why this matters - public resources for public projects: Everyone can benefit from data like Common Pile v0.1 because it takes a huge amount of thinking and filtering work out of dataset selection and curation. The more assets like this we have, the easier it'll be for a broader set of people to build and develop small-scale AI systems. What would it take for the Common Pile to be 800TB rather than STB?", "blurhash": "U4R:HG9F~qIUWBayxuWB_3RjIUj[t7t7xufQ", "width": 1206, "height": 831 } ], "tag": [ { "type": "Hashtag", "href": "https://techhub.social/tags/AI", "name": "#AI" }, { "type": "Hashtag", "href": "https://techhub.social/tags/opendata", "name": "#opendata" }, { "type": "Hashtag", "href": "https://techhub.social/tags/training", "name": "#training" } ], "replies": { "id": "https://techhub.social/users/nic221/statuses/114661255247909202/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://techhub.social/users/nic221/statuses/114661255247909202/replies?only_other_accounts=true&page=true", "partOf": "https://techhub.social/users/nic221/statuses/114661255247909202/replies", "items": [] } }, "likes": { "id": "https://techhub.social/users/nic221/statuses/114661255247909202/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://techhub.social/users/nic221/statuses/114661255247909202/shares", "type": "Collection", "totalItems": 0 } }