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/114222875579561751", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-03-25T11:39:24Z", "url": "https://scipost.social/@physics/114222875579561751", "attributedTo": "https://scipost.social/users/physics", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://scipost.social/users/physics/followers" ], "sensitive": false, "atomUri": "https://scipost.social/users/physics/statuses/114222875579561751", "inReplyToAtomUri": null, "conversation": "tag:scipost.social,2025-03-25:objectId=684684: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>Kolya: An open-source package for inclusive semileptonic B decays</p><p>Matteo Fael, Ilija S. Milutin, K. Keri Vos</p><p>Paper:<br />SciPost Phys. Codebases 55 (2025)<br /><a href=\"https://scipost.org/SciPostPhysCodeb.55\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhysCodeb.5</span><span class=\"invisible\">5</span></a></p><p>Kolya v1.0:<br />SciPost Phys. Codebases 55-r1.0 (2025)<br /><a href=\"https://scipost.org/SciPostPhysCodeb.55-r1.0\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhysCodeb.5</span><span class=\"invisible\">5-r1.0</span></a></p><p><a href=\"https://scipost.social/tags/CERN\" class=\"mention hashtag\" rel=\"tag\">#<span>CERN</span></a> <a href=\"https://scipost.social/tags/SiegenUniversity\" class=\"mention hashtag\" rel=\"tag\">#<span>SiegenUniversity</span></a> <a href=\"https://scipost.social/tags/NIKHEF\" class=\"mention hashtag\" rel=\"tag\">#<span>NIKHEF</span></a> <a href=\"https://scipost.social/tags/UM\" class=\"mention hashtag\" rel=\"tag\">#<span>UM</span></a><br /><a href=\"https://scipost.social/tags/HORIZONEUROPE\" class=\"mention hashtag\" rel=\"tag\">#<span>HORIZONEUROPE</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>Kolya: An open-source package for inclusive semileptonic B decays</p><p>Matteo Fael, Ilija S. Milutin, K. Keri Vos</p><p>Paper:<br />SciPost Phys. Codebases 55 (2025)<br /><a href=\"https://scipost.org/SciPostPhysCodeb.55\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhysCodeb.5</span><span class=\"invisible\">5</span></a></p><p>Kolya v1.0:<br />SciPost Phys. Codebases 55-r1.0 (2025)<br /><a href=\"https://scipost.org/SciPostPhysCodeb.55-r1.0\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">scipost.org/SciPostPhysCodeb.5</span><span class=\"invisible\">5-r1.0</span></a></p><p><a href=\"https://scipost.social/tags/CERN\" class=\"mention hashtag\" rel=\"tag\">#<span>CERN</span></a> <a href=\"https://scipost.social/tags/SiegenUniversity\" class=\"mention hashtag\" rel=\"tag\">#<span>SiegenUniversity</span></a> <a href=\"https://scipost.social/tags/NIKHEF\" class=\"mention hashtag\" rel=\"tag\">#<span>NIKHEF</span></a> <a href=\"https://scipost.social/tags/UM\" class=\"mention hashtag\" rel=\"tag\">#<span>UM</span></a><br /><a href=\"https://scipost.social/tags/HORIZONEUROPE\" class=\"mention hashtag\" rel=\"tag\">#<span>HORIZONEUROPE</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://scipost.social/system/media_attachments/files/114/222/875/397/197/255/original/04c9ed8cb9c4dccc.png", "name": null, "blurhash": "U5SidLNM~p--03IrMx%I%LofV@WB~n%JxuIG", "width": 649, "height": 417 } ], "tag": [ { "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/cern", "name": "#cern" }, { "type": "Hashtag", "href": "https://scipost.social/tags/SiegenUniversity", "name": "#SiegenUniversity" }, { "type": "Hashtag", "href": "https://scipost.social/tags/Nikhef", "name": "#Nikhef" }, { "type": "Hashtag", "href": "https://scipost.social/tags/UM", "name": "#UM" }, { "type": "Hashtag", "href": "https://scipost.social/tags/horizoneurope", "name": "#horizoneurope" } ], "replies": { "id": "https://scipost.social/users/physics/statuses/114222875579561751/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://scipost.social/users/physics/statuses/114222875579561751/replies?only_other_accounts=true&page=true", "partOf": "https://scipost.social/users/physics/statuses/114222875579561751/replies", "items": [] } } }