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.cooleysekula.net/users/steve/statuses/113861927847265269", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-01-20T17:45:39Z", "url": "https://mastodon.cooleysekula.net/@steve/113861927847265269", "attributedTo": "https://mastodon.cooleysekula.net/users/steve", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.cooleysekula.net/users/steve/followers" ], "sensitive": false, "atomUri": "https://mastodon.cooleysekula.net/users/steve/statuses/113861927847265269", "inReplyToAtomUri": null, "conversation": "tag:mastodon.cooleysekula.net,2025-01-20:objectId=519567:objectType=Conversation", "content": "<p>With a bunch of new folks likely coming into the fediverse in the coming days, it is time for a re- <a href=\"https://mastodon.cooleysekula.net/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a> </p><p>I am a <a href=\"https://mastodon.cooleysekula.net/tags/Professor\" class=\"mention hashtag\" rel=\"tag\">#<span>Professor</span></a> of <a href=\"https://mastodon.cooleysekula.net/tags/Physics\" class=\"mention hashtag\" rel=\"tag\">#<span>Physics</span></a> at <a href=\"https://mastodon.cooleysekula.net/tags/QueensUniversity\" class=\"mention hashtag\" rel=\"tag\">#<span>QueensUniversity</span></a> in Ontario, on secondment to <a href=\"https://mastodon.cooleysekula.net/tags/SNOLAB\" class=\"mention hashtag\" rel=\"tag\">#<span>SNOLAB</span></a> to serve as the Research Group Manager. SNOLAB is <a href=\"https://mastodon.cooleysekula.net/tags/Canada\" class=\"mention hashtag\" rel=\"tag\">#<span>Canada</span></a>&#39;s deep underground science lab. </p><p>I am a <a href=\"https://mastodon.cooleysekula.net/tags/writer\" class=\"mention hashtag\" rel=\"tag\">#<span>writer</span></a>, mostly of non-fiction science books for general and specialized audiences. </p><p>I love federated social media. I love <a href=\"https://mastodon.cooleysekula.net/tags/teaching\" class=\"mention hashtag\" rel=\"tag\">#<span>teaching</span></a>, <a href=\"https://mastodon.cooleysekula.net/tags/astronomy\" class=\"mention hashtag\" rel=\"tag\">#<span>astronomy</span></a>, <a href=\"https://mastodon.cooleysekula.net/tags/astrophysics\" class=\"mention hashtag\" rel=\"tag\">#<span>astrophysics</span></a>, <a href=\"https://mastodon.cooleysekula.net/tags/DarkMatter\" class=\"mention hashtag\" rel=\"tag\">#<span>DarkMatter</span></a>, and <a href=\"https://mastodon.cooleysekula.net/tags/neutrinos\" class=\"mention hashtag\" rel=\"tag\">#<span>neutrinos</span></a>.</p>", "contentMap": { "en": "<p>With a bunch of new folks likely coming into the fediverse in the coming days, it is time for a re- <a href=\"https://mastodon.cooleysekula.net/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a> </p><p>I am a <a href=\"https://mastodon.cooleysekula.net/tags/Professor\" class=\"mention hashtag\" rel=\"tag\">#<span>Professor</span></a> of <a href=\"https://mastodon.cooleysekula.net/tags/Physics\" class=\"mention hashtag\" rel=\"tag\">#<span>Physics</span></a> at <a href=\"https://mastodon.cooleysekula.net/tags/QueensUniversity\" class=\"mention hashtag\" rel=\"tag\">#<span>QueensUniversity</span></a> in Ontario, on secondment to <a href=\"https://mastodon.cooleysekula.net/tags/SNOLAB\" class=\"mention hashtag\" rel=\"tag\">#<span>SNOLAB</span></a> to serve as the Research Group Manager. SNOLAB is <a href=\"https://mastodon.cooleysekula.net/tags/Canada\" class=\"mention hashtag\" rel=\"tag\">#<span>Canada</span></a>&#39;s deep underground science lab. </p><p>I am a <a href=\"https://mastodon.cooleysekula.net/tags/writer\" class=\"mention hashtag\" rel=\"tag\">#<span>writer</span></a>, mostly of non-fiction science books for general and specialized audiences. </p><p>I love federated social media. I love <a href=\"https://mastodon.cooleysekula.net/tags/teaching\" class=\"mention hashtag\" rel=\"tag\">#<span>teaching</span></a>, <a href=\"https://mastodon.cooleysekula.net/tags/astronomy\" class=\"mention hashtag\" rel=\"tag\">#<span>astronomy</span></a>, <a href=\"https://mastodon.cooleysekula.net/tags/astrophysics\" class=\"mention hashtag\" rel=\"tag\">#<span>astrophysics</span></a>, <a href=\"https://mastodon.cooleysekula.net/tags/DarkMatter\" class=\"mention hashtag\" rel=\"tag\">#<span>DarkMatter</span></a>, and <a href=\"https://mastodon.cooleysekula.net/tags/neutrinos\" class=\"mention hashtag\" rel=\"tag\">#<span>neutrinos</span></a>.</p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/introduction", "name": "#introduction" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/professor", "name": "#professor" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/physics", "name": "#physics" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/queensuniversity", "name": "#queensuniversity" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/snolab", "name": "#snolab" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/canada", "name": "#canada" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/writer", "name": "#writer" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/teaching", "name": "#teaching" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/astronomy", "name": "#astronomy" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/astrophysics", "name": "#astrophysics" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/darkmatter", "name": "#darkmatter" }, { "type": "Hashtag", "href": "https://mastodon.cooleysekula.net/tags/neutrinos", "name": "#neutrinos" } ], "replies": { "id": "https://mastodon.cooleysekula.net/users/steve/statuses/113861927847265269/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.cooleysekula.net/users/steve/statuses/113861927847265269/replies?min_id=113861969506290391&page=true", "partOf": "https://mastodon.cooleysekula.net/users/steve/statuses/113861927847265269/replies", "items": [ "https://mastodon.cooleysekula.net/users/steve/statuses/113861969506290391" ] } }, "likes": { "id": "https://mastodon.cooleysekula.net/users/steve/statuses/113861927847265269/likes", "type": "Collection", "totalItems": 79 }, "shares": { "id": "https://mastodon.cooleysekula.net/users/steve/statuses/113861927847265269/shares", "type": "Collection", "totalItems": 54 } }