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://scipost.social/users/physics/statuses/114307781619142987", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-09T11:32:07Z", "url": "https://scipost.social/@physics/114307781619142987", "attributedTo": "https://scipost.social/users/physics", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://scipost.social/users/physics/followers", "https://mastodon.social/users/FAU" ], "sensitive": false, "atomUri": "https://scipost.social/users/physics/statuses/114307781619142987", "inReplyToAtomUri": null, "conversation": "tag:scipost.social,2025-04-09:objectId=693424:objectType=Conversation", "content": "<p>New <a href=\"https://scipost.social/tags/openaccess\" class=\"mention hashtag\" rel=\"tag\">#<span>openaccess</span></a> publication <a href=\"https://scipost.social/tags/SciPost\" class=\"mention hashtag\" rel=\"tag\">#<span>SciPost</span></a> <a href=\"https://scipost.social/tags/Physics\" class=\"mention hashtag\" rel=\"tag\">#<span>Physics</span></a></p><p>Interaction quenches in Bose gases studied with a time-dependent hypernetted-chain Euler-Lagrange method</p><p>Mathias Gartner, David Miesbauer, Michael Kobler, Julia Freund, Giuseppe Carleo, Robert E. Zillich<br />SciPost Phys. 18, 123 (2025)<br /><a href=\"https://scipost.org/SciPostPhys.18.4.123\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhys.18.4.1</span><span class=\"invisible\">23</span></a></p><p><a href=\"https://scipost.social/tags/JKU\" class=\"mention hashtag\" rel=\"tag\">#<span>JKU</span></a> <span class=\"h-card\"><a href=\"https://mastodon.social/@FAU\" class=\"u-url mention\">@<span>FAU</span></a></span> <a href=\"https://scipost.social/tags/EPFL\" class=\"mention hashtag\" rel=\"tag\">#<span>EPFL</span></a></p>", "contentMap": { "en": "<p>New <a href=\"https://scipost.social/tags/openaccess\" class=\"mention hashtag\" rel=\"tag\">#<span>openaccess</span></a> publication <a href=\"https://scipost.social/tags/SciPost\" class=\"mention hashtag\" rel=\"tag\">#<span>SciPost</span></a> <a href=\"https://scipost.social/tags/Physics\" class=\"mention hashtag\" rel=\"tag\">#<span>Physics</span></a></p><p>Interaction quenches in Bose gases studied with a time-dependent hypernetted-chain Euler-Lagrange method</p><p>Mathias Gartner, David Miesbauer, Michael Kobler, Julia Freund, Giuseppe Carleo, Robert E. Zillich<br />SciPost Phys. 18, 123 (2025)<br /><a href=\"https://scipost.org/SciPostPhys.18.4.123\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhys.18.4.1</span><span class=\"invisible\">23</span></a></p><p><a href=\"https://scipost.social/tags/JKU\" class=\"mention hashtag\" rel=\"tag\">#<span>JKU</span></a> <span class=\"h-card\"><a href=\"https://mastodon.social/@FAU\" class=\"u-url mention\">@<span>FAU</span></a></span> <a href=\"https://scipost.social/tags/EPFL\" class=\"mention hashtag\" rel=\"tag\">#<span>EPFL</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://scipost.social/system/media_attachments/files/114/307/781/493/834/533/original/8f7147bcf859a6e6.png", "name": null, "blurhash": "U7SigQT1nU$LH?JCxJv}ERJC-Wrr1HOGw5wc", "width": 448, "height": 321 } ], "tag": [ { "type": "Mention", "href": "https://mastodon.social/users/FAU", "name": "@FAU@mastodon.social" }, { "type": "Hashtag", "href": "https://scipost.social/tags/openaccess", "name": "#openaccess" }, { "type": "Hashtag", "href": "https://scipost.social/tags/SciPost", "name": "#SciPost" }, { "type": "Hashtag", "href": "https://scipost.social/tags/physics", "name": "#physics" }, { "type": "Hashtag", "href": "https://scipost.social/tags/JKU", "name": "#JKU" }, { "type": "Hashtag", "href": "https://scipost.social/tags/epfl", "name": "#epfl" } ], "replies": { "id": "https://scipost.social/users/physics/statuses/114307781619142987/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://scipost.social/users/physics/statuses/114307781619142987/replies?only_other_accounts=true&page=true", "partOf": "https://scipost.social/users/physics/statuses/114307781619142987/replies", "items": [] } } }