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", "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/aaronofnumbers/statuses/111352082229964733/activity", "type": "Create", "actor": "https://mastodon.social/users/aaronofnumbers", "published": "2023-11-04T11:38:54Z", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/aaronofnumbers/followers" ], "object": { "id": "https://mastodon.social/users/aaronofnumbers/statuses/111352082229964733", "type": "Note", "summary": null, "inReplyTo": null, "published": "2023-11-04T11:38:54Z", "url": "https://mastodon.social/@aaronofnumbers/111352082229964733", "attributedTo": "https://mastodon.social/users/aaronofnumbers", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/aaronofnumbers/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/aaronofnumbers/statuses/111352082229964733", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2023-11-04:objectId=571681951:objectType=Conversation", "content": "<p>Lately, I think a key problem for students who struggle with mathematics is subtraction. They cannot move fluently between<br />+ subtraction as removal of objects (counting down)<br />+ subtraction as difference (counting up)<br />+ subtraction as the addition of the additive inverse</p><p>I&#39;ve tried to explicitly teach all three but it&#39;s too abstract: they switch off. </p><p>So if they are to learn one, is the last one the best? Are there systems which teach this from a young age?</p><p><a href=\"https://mastodon.social/tags/MTBoS\" class=\"mention hashtag\" rel=\"tag\">#<span>MTBoS</span></a> <a href=\"https://mastodon.social/tags/education\" class=\"mention hashtag\" rel=\"tag\">#<span>education</span></a> <a href=\"https://mastodon.social/tags/math\" class=\"mention hashtag\" rel=\"tag\">#<span>math</span></a></p>", "contentMap": { "en": "<p>Lately, I think a key problem for students who struggle with mathematics is subtraction. They cannot move fluently between<br />+ subtraction as removal of objects (counting down)<br />+ subtraction as difference (counting up)<br />+ subtraction as the addition of the additive inverse</p><p>I&#39;ve tried to explicitly teach all three but it&#39;s too abstract: they switch off. </p><p>So if they are to learn one, is the last one the best? Are there systems which teach this from a young age?</p><p><a href=\"https://mastodon.social/tags/MTBoS\" class=\"mention hashtag\" rel=\"tag\">#<span>MTBoS</span></a> <a href=\"https://mastodon.social/tags/education\" class=\"mention hashtag\" rel=\"tag\">#<span>education</span></a> <a href=\"https://mastodon.social/tags/math\" class=\"mention hashtag\" rel=\"tag\">#<span>math</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/mtbos", "name": "#mtbos" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/education", "name": "#education" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/math", "name": "#math" } ], "replies": { "id": "https://mastodon.social/users/aaronofnumbers/statuses/111352082229964733/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/aaronofnumbers/statuses/111352082229964733/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/aaronofnumbers/statuses/111352082229964733/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/aaronofnumbers/statuses/111352082229964733/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mastodon.social/users/aaronofnumbers/statuses/111352082229964733/shares", "type": "Collection", "totalItems": 0 } } }