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://mastodon.social/users/MatteoCarandini/statuses/109660603487580716", "type": "Note", "summary": null, "inReplyTo": null, "published": "2023-01-09T18:13:37Z", "url": "https://mastodon.social/@MatteoCarandini/109660603487580716", "attributedTo": "https://mastodon.social/users/MatteoCarandini", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/MatteoCarandini/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/MatteoCarandini/statuses/109660603487580716", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2023-01-09:objectId=375581533:objectType=Conversation", "content": "<p>Visual cortex is affected by sounds. Does this mean it is multisensory? Does it represent sounds? </p><p>Today in Nature <a href=\"https://mastodon.social/tags/Neuroscience\" class=\"mention hashtag\" rel=\"tag\">#<span>Neuroscience</span></a> (<a href=\"https://doi.org/10.1038/s41593-022-01227-x\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">doi.org/10.1038/s41593-022-012</span><span class=\"invisible\">27-x</span></a>) Célian Bimbard and team find otherwise.</p><p>Sound-evoked activity in visual cortex was similar across neurons. Even neurons in hippocampus. It persisted after we cut fibers from auditory cortex!<br /> <br />This activity was predicted by… subtle body movements evoked by the sounds. It reflects brainwide state and behavior signals. </p><p><a href=\"https://mastodon.social/tags/NeuroNewPaper\" class=\"mention hashtag\" rel=\"tag\">#<span>NeuroNewPaper</span></a></p>", "contentMap": { "en": "<p>Visual cortex is affected by sounds. Does this mean it is multisensory? Does it represent sounds? </p><p>Today in Nature <a href=\"https://mastodon.social/tags/Neuroscience\" class=\"mention hashtag\" rel=\"tag\">#<span>Neuroscience</span></a> (<a href=\"https://doi.org/10.1038/s41593-022-01227-x\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">doi.org/10.1038/s41593-022-012</span><span class=\"invisible\">27-x</span></a>) Célian Bimbard and team find otherwise.</p><p>Sound-evoked activity in visual cortex was similar across neurons. Even neurons in hippocampus. It persisted after we cut fibers from auditory cortex!<br /> <br />This activity was predicted by… subtle body movements evoked by the sounds. It reflects brainwide state and behavior signals. </p><p><a href=\"https://mastodon.social/tags/NeuroNewPaper\" class=\"mention hashtag\" rel=\"tag\">#<span>NeuroNewPaper</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "video/mp4", "url": "https://files.mastodon.social/media_attachments/files/109/660/592/598/134/144/original/3c2ba9692e6f96f3.mp4", "name": "An animated cartoon showing (1) the waveforms of four sounds; (2) the neural activity that those sounds evoke in visual cortex; (3) the body movements evoked by the sounds. The traces for the neural activity and for the body movements are very similar.", "blurhash": "U4Ss50~qRjRjRjj[RjM{?bM{oft7?bxuxuxu", "focalPoint": [ -0.64, 0.02 ], "width": 1200, "height": 686 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/neuroscience", "name": "#neuroscience" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/neuronewpaper", "name": "#neuronewpaper" } ], "replies": { "id": "https://mastodon.social/users/MatteoCarandini/statuses/109660603487580716/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/MatteoCarandini/statuses/109660603487580716/replies?min_id=109660677266744680&page=true", "partOf": "https://mastodon.social/users/MatteoCarandini/statuses/109660603487580716/replies", "items": [ "https://mastodon.social/users/MatteoCarandini/statuses/109660677266744680" ] } }, "likes": { "id": "https://mastodon.social/users/MatteoCarandini/statuses/109660603487580716/likes", "type": "Collection", "totalItems": 91 }, "shares": { "id": "https://mastodon.social/users/MatteoCarandini/statuses/109660603487580716/shares", "type": "Collection", "totalItems": 97 } }