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://mathstodon.xyz/users/AmenZwa/statuses/113804486585347407", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-01-10T14:17:35Z", "url": "https://mathstodon.xyz/@AmenZwa/113804486585347407", "attributedTo": "https://mathstodon.xyz/users/AmenZwa", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mathstodon.xyz/users/AmenZwa/followers" ], "sensitive": false, "atomUri": "https://mathstodon.xyz/users/AmenZwa/statuses/113804486585347407", "inReplyToAtomUri": null, "conversation": "tag:mathstodon.xyz,2025-01-10:objectId=132179141:objectType=Conversation", "content": "<p>A <a href=\"https://mathstodon.xyz/tags/ComputerScience\" class=\"mention hashtag\" rel=\"tag\">#<span>ComputerScience</span></a> student who first encounters the <a href=\"https://mathstodon.xyz/tags/Computability\" class=\"mention hashtag\" rel=\"tag\">#<span>Computability</span></a> Theory (𝜆-Calculus, Turing Machine, General Recursive Functions, or the equivalents) ought to be, at once, awed and appalled.</p><p>He ought to be awed that something so simple as the 𝜆-Calculus can express complete complex computations and something so simple as the Turing Machine is conceptually as capable as modern complex computers.</p><p>At the same time, the student ought to be appalled at today&#39;s trend of worshiping expedient complexity and denouncing the difficult, but rewarding, pursuit of the basal simplicity that underlies all things computing.</p>", "contentMap": { "en": "<p>A <a href=\"https://mathstodon.xyz/tags/ComputerScience\" class=\"mention hashtag\" rel=\"tag\">#<span>ComputerScience</span></a> student who first encounters the <a href=\"https://mathstodon.xyz/tags/Computability\" class=\"mention hashtag\" rel=\"tag\">#<span>Computability</span></a> Theory (𝜆-Calculus, Turing Machine, General Recursive Functions, or the equivalents) ought to be, at once, awed and appalled.</p><p>He ought to be awed that something so simple as the 𝜆-Calculus can express complete complex computations and something so simple as the Turing Machine is conceptually as capable as modern complex computers.</p><p>At the same time, the student ought to be appalled at today&#39;s trend of worshiping expedient complexity and denouncing the difficult, but rewarding, pursuit of the basal simplicity that underlies all things computing.</p>" }, "updated": "2025-01-10T14:23:08Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/computability", "name": "#computability" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/computerscience", "name": "#computerscience" } ], "replies": { "id": "https://mathstodon.xyz/users/AmenZwa/statuses/113804486585347407/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mathstodon.xyz/users/AmenZwa/statuses/113804486585347407/replies?only_other_accounts=true&page=true", "partOf": "https://mathstodon.xyz/users/AmenZwa/statuses/113804486585347407/replies", "items": [] } }, "likes": { "id": "https://mathstodon.xyz/users/AmenZwa/statuses/113804486585347407/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://mathstodon.xyz/users/AmenZwa/statuses/113804486585347407/shares", "type": "Collection", "totalItems": 1 } }