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/114036297896070616", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-02-20T12:50:15Z", "url": "https://scipost.social/@physics/114036297896070616", "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/114036297896070616", "inReplyToAtomUri": null, "conversation": "tag:scipost.social,2025-02-20:objectId=663776: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> <a href=\"https://scipost.social/tags/Codebases\" class=\"mention hashtag\" rel=\"tag\">#<span>Codebases</span></a></p><p>SOLAX: A Python solver for fermionic quantum systems with neural network support</p><p>Louis Thirion, Philipp Hansmann, Pavlo Bilous</p><p>Paper:<br />SciPost Phys. Codebases 51 (2025)<br /><a href=\"https://scipost.org/SciPostPhysCodeb.51\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhysCodeb.5</span><span class=\"invisible\">1</span></a></p><p>SOLAX v1.0:<br />SciPost Phys. Codebases 51-r1.0 (2025)<br /><a href=\"https://scipost.org/SciPostPhysCodeb.51-r1.0\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhysCodeb.5</span><span class=\"invisible\">1-r1.0</span></a></p><p><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/MPL\" class=\"mention hashtag\" rel=\"tag\">#<span>MPL</span></a><br /><a href=\"https://scipost.social/tags/QuantERA\" class=\"mention hashtag\" rel=\"tag\">#<span>QuantERA</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> <a href=\"https://scipost.social/tags/Codebases\" class=\"mention hashtag\" rel=\"tag\">#<span>Codebases</span></a></p><p>SOLAX: A Python solver for fermionic quantum systems with neural network support</p><p>Louis Thirion, Philipp Hansmann, Pavlo Bilous</p><p>Paper:<br />SciPost Phys. Codebases 51 (2025)<br /><a href=\"https://scipost.org/SciPostPhysCodeb.51\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhysCodeb.5</span><span class=\"invisible\">1</span></a></p><p>SOLAX v1.0:<br />SciPost Phys. Codebases 51-r1.0 (2025)<br /><a href=\"https://scipost.org/SciPostPhysCodeb.51-r1.0\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhysCodeb.5</span><span class=\"invisible\">1-r1.0</span></a></p><p><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/MPL\" class=\"mention hashtag\" rel=\"tag\">#<span>MPL</span></a><br /><a href=\"https://scipost.social/tags/QuantERA\" class=\"mention hashtag\" rel=\"tag\">#<span>QuantERA</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://scipost.social/system/media_attachments/files/114/036/297/559/735/235/original/fab2e4c520ed592d.png", "name": null, "blurhash": "UMQ]=_e?f$_1x]jEkCRj~VozWAIUxFS4n~f8", "width": 483, "height": 200 } ], "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/codebases", "name": "#codebases" }, { "type": "Hashtag", "href": "https://scipost.social/tags/MPL", "name": "#MPL" }, { "type": "Hashtag", "href": "https://scipost.social/tags/Quantera", "name": "#Quantera" } ], "replies": { "id": "https://scipost.social/users/physics/statuses/114036297896070616/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://scipost.social/users/physics/statuses/114036297896070616/replies?only_other_accounts=true&page=true", "partOf": "https://scipost.social/users/physics/statuses/114036297896070616/replies", "items": [] } } }