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" } } ], "id": "https://mathstodon.xyz/users/csk/statuses/110058802095400336/replies", "type": "Collection", "first": { "id": "https://mathstodon.xyz/users/csk/statuses/110058802095400336/replies?page=true", "type": "CollectionPage", "next": "https://mathstodon.xyz/users/csk/statuses/110058802095400336/replies?only_other_accounts=true&page=true", "partOf": "https://mathstodon.xyz/users/csk/statuses/110058802095400336/replies", "items": [ { "id": "https://mathstodon.xyz/users/csk/statuses/110058807978537887", "type": "Note", "summary": null, "inReplyTo": "https://mathstodon.xyz/users/csk/statuses/110058802095400336", "published": "2023-03-21T02:02:15Z", "url": "https://mathstodon.xyz/@csk/110058807978537887", "attributedTo": "https://mathstodon.xyz/users/csk", "to": [ "https://mathstodon.xyz/users/csk/followers" ], "cc": [ "https://www.w3.org/ns/activitystreams#Public", "https://mathstodon.xyz/users/jsm28" ], "sensitive": false, "atomUri": "https://mathstodon.xyz/users/csk/statuses/110058807978537887", "inReplyToAtomUri": "https://mathstodon.xyz/users/csk/statuses/110058802095400336", "conversation": "tag:mathstodon.xyz,2023-03-21:objectId=44834606:objectType=Conversation", "content": "<p>In a new paper, David Smith, Joseph Myers (<span class=\"h-card\" translate=\"no\"><a href=\"https://mathstodon.xyz/@jsm28\" class=\"u-url mention\">@<span>jsm28</span></a></span>), Chaim Goodman-Strauss and I prove that a polykite that we call &quot;the hat&quot; is an aperiodic monotile, AKA an einstein. We finally got down to 1! <a href=\"https://arxiv.org/abs/2303.10798\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">arxiv.org/abs/2303.10798</span><span class=\"invisible\"></span></a> 4/6</p>", "contentMap": { "en": "<p>In a new paper, David Smith, Joseph Myers (<span class=\"h-card\" translate=\"no\"><a href=\"https://mathstodon.xyz/@jsm28\" class=\"u-url mention\">@<span>jsm28</span></a></span>), Chaim Goodman-Strauss and I prove that a polykite that we call &quot;the hat&quot; is an aperiodic monotile, AKA an einstein. We finally got down to 1! <a href=\"https://arxiv.org/abs/2303.10798\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">arxiv.org/abs/2303.10798</span><span class=\"invisible\"></span></a> 4/6</p>" }, "updated": "2023-03-21T02:03:55Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://media.mathstodon.xyz/media_attachments/files/110/058/803/640/951/253/original/7a841cda1a807389.png", "name": "A small excerpt from a tiling by \"the hat\", a simple union of eight kites that only tiles the plane aperiodically. In this drawing hats are coloured dark blue, light blue, white, and grey, and each one has faint superimposed lines to show the kites that make it up.", "blurhash": "U7KCIxSPRkA1xBtRrp#irB=?IU%2Ek#%~9SO", "focalPoint": [ 0, 0 ], "width": 1200, "height": 882 } ], "tag": [ { "type": "Mention", "href": "https://mathstodon.xyz/users/jsm28", "name": "@jsm28" } ], "replies": { "id": "https://mathstodon.xyz/users/csk/statuses/110058807978537887/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mathstodon.xyz/users/csk/statuses/110058807978537887/replies?min_id=110058809366519038&page=true", "partOf": "https://mathstodon.xyz/users/csk/statuses/110058807978537887/replies", "items": [ "https://mathstodon.xyz/users/csk/statuses/110058809366519038" ] } }, "likes": { "id": "https://mathstodon.xyz/users/csk/statuses/110058807978537887/likes", "type": "Collection", "totalItems": 625 }, "shares": { "id": "https://mathstodon.xyz/users/csk/statuses/110058807978537887/shares", "type": "Collection", "totalItems": 536 } } ] } }