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" } ], "id": "https://mathstodon.xyz/users/jsm28/statuses/110465891954239889/activity", "type": "Create", "actor": "https://mathstodon.xyz/users/jsm28", "published": "2023-05-31T23:29:03Z", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mathstodon.xyz/users/jsm28/followers", "https://mathstodon.xyz/users/csk", "https://sigmoid.social/users/moultano" ], "object": { "id": "https://mathstodon.xyz/users/jsm28/statuses/110465891954239889", "type": "Note", "summary": null, "inReplyTo": "https://sigmoid.social/users/moultano/statuses/110464332316557744", "published": "2023-05-31T23:29:03Z", "url": "https://mathstodon.xyz/@jsm28/110465891954239889", "attributedTo": "https://mathstodon.xyz/users/jsm28", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mathstodon.xyz/users/jsm28/followers", "https://mathstodon.xyz/users/csk", "https://sigmoid.social/users/moultano" ], "sensitive": false, "atomUri": "https://mathstodon.xyz/users/jsm28/statuses/110465891954239889", "inReplyToAtomUri": "https://sigmoid.social/users/moultano/statuses/110464332316557744", "conversation": "tag:mathstodon.xyz,2023-05-29:objectId=52147834:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://sigmoid.social/@moultano\" class=\"u-url mention\">@<span>moultano</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mathstodon.xyz/@csk\" class=\"u-url mention\">@<span>csk</span></a></span> I think there&#39;s a theorem that for any aperiodic set of tiles (that tiles with finitely many possible local configurations and with tiles appearing in finitely many orientations, at least) it&#39;s not possible to produce a tiling purely by applying local rules: you should always expect to need backtracking.</p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://sigmoid.social/@moultano\" class=\"u-url mention\">@<span>moultano</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mathstodon.xyz/@csk\" class=\"u-url mention\">@<span>csk</span></a></span> I think there&#39;s a theorem that for any aperiodic set of tiles (that tiles with finitely many possible local configurations and with tiles appearing in finitely many orientations, at least) it&#39;s not possible to produce a tiling purely by applying local rules: you should always expect to need backtracking.</p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://sigmoid.social/users/moultano", "name": "@moultano@sigmoid.social" }, { "type": "Mention", "href": "https://mathstodon.xyz/users/csk", "name": "@csk" } ], "replies": { "id": "https://mathstodon.xyz/users/jsm28/statuses/110465891954239889/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mathstodon.xyz/users/jsm28/statuses/110465891954239889/replies?only_other_accounts=true&page=true", "partOf": "https://mathstodon.xyz/users/jsm28/statuses/110465891954239889/replies", "items": [] } }, "likes": { "id": "https://mathstodon.xyz/users/jsm28/statuses/110465891954239889/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://mathstodon.xyz/users/jsm28/statuses/110465891954239889/shares", "type": "Collection", "totalItems": 0 } } }