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/110060827238600558", "type": "Note", "summary": null, "inReplyTo": "https://mathstodon.xyz/users/robinhouston/statuses/110060162086154935", "published": "2023-03-21T10:35:46Z", "url": "https://mathstodon.xyz/@jsm28/110060827238600558", "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/robinhouston" ], "sensitive": false, "atomUri": "https://mathstodon.xyz/users/jsm28/statuses/110060827238600558", "inReplyToAtomUri": "https://mathstodon.xyz/users/robinhouston/statuses/110060162086154935", "conversation": "tag:mathstodon.xyz,2023-03-21:objectId=44853221:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mathstodon.xyz/@robinhouston\" class=\"u-url mention\">@<span>robinhouston</span></a></span> As far as I know it&#39;s open whether there could be an aperiodic monotile that tiles using only translates and copies under 180-degree rotation (Schattschneider asked whether all tiles that tile like that must satisfy the Conway criterion, c.f. the results of Girault-Beauquier and Nivat and Kenyon for tilings using translates only).</p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mathstodon.xyz/@robinhouston\" class=\"u-url mention\">@<span>robinhouston</span></a></span> As far as I know it&#39;s open whether there could be an aperiodic monotile that tiles using only translates and copies under 180-degree rotation (Schattschneider asked whether all tiles that tile like that must satisfy the Conway criterion, c.f. the results of Girault-Beauquier and Nivat and Kenyon for tilings using translates only).</p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mathstodon.xyz/users/robinhouston", "name": "@robinhouston" } ], "replies": { "id": "https://mathstodon.xyz/users/jsm28/statuses/110060827238600558/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mathstodon.xyz/users/jsm28/statuses/110060827238600558/replies?only_other_accounts=true&page=true", "partOf": "https://mathstodon.xyz/users/jsm28/statuses/110060827238600558/replies", "items": [] } }, "likes": { "id": "https://mathstodon.xyz/users/jsm28/statuses/110060827238600558/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mathstodon.xyz/users/jsm28/statuses/110060827238600558/shares", "type": "Collection", "totalItems": 0 } }