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.

Open in browser →
{ "@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/109478910280155444", "type": "Note", "summary": null, "inReplyTo": null, "published": "2022-12-08T16:06:38Z", "url": "https://scipost.social/@physics/109478910280155444", "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/109478910280155444", "inReplyToAtomUri": null, "conversation": "tag:scipost.social,2022-12-08:objectId=67189: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><br />Optimal control for Hamiltonian parameter estimation in non-commuting and bipartite quantum dynamics<br />Shushen Qin, Marcus Cramer, Christiane P. Koch, Alessio Serafini<br />SciPost Phys. 13, 121 (2022)<br />scipost.org/SciPostPhys.13.6.121<br /><a href=\"https://scipost.social/tags/UCL\" class=\"mention hashtag\" rel=\"tag\">#<span>UCL</span></a> <a href=\"https://scipost.social/tags/CQT\" class=\"mention hashtag\" rel=\"tag\">#<span>CQT</span></a> <a href=\"https://scipost.social/tags/Q\" class=\"mention hashtag\" rel=\"tag\">#<span>Q</span></a>-CTRL <a href=\"https://scipost.social/tags/FUB\" class=\"mention hashtag\" rel=\"tag\">#<span>FUB</span></a> <a href=\"https://scipost.social/tags/EinsteinFoundation\" class=\"mention hashtag\" rel=\"tag\">#<span>EinsteinFoundation</span></a> <a href=\"https://scipost.social/tags/BerlinUniversityAlliance\" class=\"mention hashtag\" rel=\"tag\">#<span>BerlinUniversityAlliance</span></a> <a href=\"https://scipost.social/tags/HMWK\" class=\"mention hashtag\" rel=\"tag\">#<span>HMWK</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><br />Optimal control for Hamiltonian parameter estimation in non-commuting and bipartite quantum dynamics<br />Shushen Qin, Marcus Cramer, Christiane P. Koch, Alessio Serafini<br />SciPost Phys. 13, 121 (2022)<br />scipost.org/SciPostPhys.13.6.121<br /><a href=\"https://scipost.social/tags/UCL\" class=\"mention hashtag\" rel=\"tag\">#<span>UCL</span></a> <a href=\"https://scipost.social/tags/CQT\" class=\"mention hashtag\" rel=\"tag\">#<span>CQT</span></a> <a href=\"https://scipost.social/tags/Q\" class=\"mention hashtag\" rel=\"tag\">#<span>Q</span></a>-CTRL <a href=\"https://scipost.social/tags/FUB\" class=\"mention hashtag\" rel=\"tag\">#<span>FUB</span></a> <a href=\"https://scipost.social/tags/EinsteinFoundation\" class=\"mention hashtag\" rel=\"tag\">#<span>EinsteinFoundation</span></a> <a href=\"https://scipost.social/tags/BerlinUniversityAlliance\" class=\"mention hashtag\" rel=\"tag\">#<span>BerlinUniversityAlliance</span></a> <a href=\"https://scipost.social/tags/HMWK\" class=\"mention hashtag\" rel=\"tag\">#<span>HMWK</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://scipost.social/system/media_attachments/files/109/478/865/188/045/358/original/d78b881039fc7cbd.png", "name": null, "blurhash": "U7Ss89xZ%Lf+%2ayWVoe~pWCNGjY%LayayWB", "width": 845, "height": 388 } ], "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/ucl", "name": "#ucl" }, { "type": "Hashtag", "href": "https://scipost.social/tags/CQT", "name": "#CQT" }, { "type": "Hashtag", "href": "https://scipost.social/tags/Q", "name": "#Q" }, { "type": "Hashtag", "href": "https://scipost.social/tags/FUB", "name": "#FUB" }, { "type": "Hashtag", "href": "https://scipost.social/tags/EinsteinFoundation", "name": "#EinsteinFoundation" }, { "type": "Hashtag", "href": "https://scipost.social/tags/BerlinUniversityAlliance", "name": "#BerlinUniversityAlliance" }, { "type": "Hashtag", "href": "https://scipost.social/tags/HMWK", "name": "#HMWK" } ], "replies": { "id": "https://scipost.social/users/physics/statuses/109478910280155444/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://scipost.social/users/physics/statuses/109478910280155444/replies?only_other_accounts=true&page=true", "partOf": "https://scipost.social/users/physics/statuses/109478910280155444/replies", "items": [] } } }