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://mastodon.social/users/HistoPol/statuses/114217917618413543", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.online/users/alison/statuses/114217858824115947", "published": "2025-03-24T14:38:32Z", "url": "https://mastodon.social/@HistoPol/114217917618413543", "attributedTo": "https://mastodon.social/users/HistoPol", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/HistoPol/followers", "https://mastodon.online/users/alison" ], "sensitive": false, "atomUri": "https://mastodon.social/users/HistoPol/statuses/114217917618413543", "inReplyToAtomUri": "https://mastodon.online/users/alison/statuses/114217858824115947", "conversation": "tag:mastodon.online,2025-03-24:objectId=482115114:objectType=Conversation", "content": "<p><a href=\"https://mastodon.social/tags/Penmanship\" class=\"mention hashtag\" rel=\"tag\">#<span>Penmanship</span></a> <a href=\"https://mastodon.social/tags/Authors\" class=\"mention hashtag\" rel=\"tag\">#<span>Authors</span></a> <a href=\"https://mastodon.social/tags/Writing\" class=\"mention hashtag\" rel=\"tag\">#<span>Writing</span></a> <a href=\"https://mastodon.social/tags/Legal\" class=\"mention hashtag\" rel=\"tag\">#<span>Legal</span></a> <a href=\"https://mastodon.social/tags/FediLaw\" class=\"mention hashtag\" rel=\"tag\">#<span>FediLaw</span></a> <a href=\"https://mastodon.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a></p><p>👉Important for all authors, esp. if <a href=\"https://mastodon.social/tags/US\" class=\"mention hashtag\" rel=\"tag\">#<span>US</span></a>-based: how to protect your copyright against <a href=\"https://mastodon.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> firms👈</p><p>&quot;*Class Action Lawsuits Cover All Writers Whose Books Were Used *</p><p>Legal action is already underway against <a href=\"https://mastodon.social/tags/Meta\" class=\"mention hashtag\" rel=\"tag\">#<span>Meta</span></a>, <a href=\"https://mastodon.social/tags/OpenAI\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenAI</span></a>, <a href=\"https://mastodon.social/tags/Microsoft\" class=\"mention hashtag\" rel=\"tag\">#<span>Microsoft</span></a>, <a href=\"https://mastodon.social/tags/Anthropic\" class=\"mention hashtag\" rel=\"tag\">#<span>Anthropic</span></a>, and other AI companies for using pirated books.<br />You don’t need to be a named plaintiff to benefit or receive damages if you qualify as part of the class;... &quot;</p><p>cc <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.online/@alison\" class=\"u-url mention\">@<span>alison</span></a></span> </p><p><a href=\"https://authorsguild.org/news/meta-libgen-ai-training-book-heist-what-authors-need-to-know/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">authorsguild.org/news/meta-lib</span><span class=\"invisible\">gen-ai-training-book-heist-what-authors-need-to-know/</span></a></p>", "contentMap": { "en": "<p><a href=\"https://mastodon.social/tags/Penmanship\" class=\"mention hashtag\" rel=\"tag\">#<span>Penmanship</span></a> <a href=\"https://mastodon.social/tags/Authors\" class=\"mention hashtag\" rel=\"tag\">#<span>Authors</span></a> <a href=\"https://mastodon.social/tags/Writing\" class=\"mention hashtag\" rel=\"tag\">#<span>Writing</span></a> <a href=\"https://mastodon.social/tags/Legal\" class=\"mention hashtag\" rel=\"tag\">#<span>Legal</span></a> <a href=\"https://mastodon.social/tags/FediLaw\" class=\"mention hashtag\" rel=\"tag\">#<span>FediLaw</span></a> <a href=\"https://mastodon.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a></p><p>👉Important for all authors, esp. if <a href=\"https://mastodon.social/tags/US\" class=\"mention hashtag\" rel=\"tag\">#<span>US</span></a>-based: how to protect your copyright against <a href=\"https://mastodon.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> firms👈</p><p>&quot;*Class Action Lawsuits Cover All Writers Whose Books Were Used *</p><p>Legal action is already underway against <a href=\"https://mastodon.social/tags/Meta\" class=\"mention hashtag\" rel=\"tag\">#<span>Meta</span></a>, <a href=\"https://mastodon.social/tags/OpenAI\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenAI</span></a>, <a href=\"https://mastodon.social/tags/Microsoft\" class=\"mention hashtag\" rel=\"tag\">#<span>Microsoft</span></a>, <a href=\"https://mastodon.social/tags/Anthropic\" class=\"mention hashtag\" rel=\"tag\">#<span>Anthropic</span></a>, and other AI companies for using pirated books.<br />You don’t need to be a named plaintiff to benefit or receive damages if you qualify as part of the class;... &quot;</p><p>cc <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.online/@alison\" class=\"u-url mention\">@<span>alison</span></a></span> </p><p><a href=\"https://authorsguild.org/news/meta-libgen-ai-training-book-heist-what-authors-need-to-know/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">authorsguild.org/news/meta-lib</span><span class=\"invisible\">gen-ai-training-book-heist-what-authors-need-to-know/</span></a></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mastodon.online/users/alison", "name": "@alison@mastodon.online" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/penmanship", "name": "#penmanship" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/authors", "name": "#authors" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/writing", "name": "#writing" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/legal", "name": "#legal" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/fedilaw", "name": "#fedilaw" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ai", "name": "#ai" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/us", "name": "#us" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/meta", "name": "#meta" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/openai", "name": "#openai" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/microsoft", "name": "#microsoft" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/anthropic", "name": "#anthropic" } ], "replies": { "id": "https://mastodon.social/users/HistoPol/statuses/114217917618413543/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/HistoPol/statuses/114217917618413543/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/HistoPol/statuses/114217917618413543/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/HistoPol/statuses/114217917618413543/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mastodon.social/users/HistoPol/statuses/114217917618413543/shares", "type": "Collection", "totalItems": 5 } }