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", "litepub": "http://litepub.social/ns#", "directMessage": "litepub:directMessage", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://functional.cafe/users/functional_sc/statuses/113449132629102333", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-11-08T20:06:24Z", "url": "https://functional.cafe/@functional_sc/113449132629102333", "attributedTo": "https://functional.cafe/users/functional_sc", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://functional.cafe/users/functional_sc/followers" ], "sensitive": false, "atomUri": "https://functional.cafe/users/functional_sc/statuses/113449132629102333", "inReplyToAtomUri": null, "conversation": "tag:functional.cafe,2024-11-08:objectId=44156489:objectType=Conversation", "content": "<p>Combinators are 100 years old! in 1924 Moses Schönfinkel wrote &quot;On the building blocks of mathematical logic&quot; where he laid the foundation Functional Programming.</p><p>Combinators are functions that manipulate other functions, combining them in ways allowing complex expressions to be built from simpler ones.</p><p><a href=\"https://content.wolfram.com/sites/43/2020/12/Schonfinkel-OnTheBuildingBlocksOfMathematicalLogic.pdf\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">content.wolfram.com/sites/43/2</span><span class=\"invisible\">020/12/Schonfinkel-OnTheBuildingBlocksOfMathematicalLogic.pdf</span></a></p><p><a href=\"https://functional.cafe/tags/lambdacalculus\" class=\"mention hashtag\" rel=\"tag\">#<span>lambdacalculus</span></a> <a href=\"https://functional.cafe/tags/functionalprogramming\" class=\"mention hashtag\" rel=\"tag\">#<span>functionalprogramming</span></a> <a href=\"https://functional.cafe/tags/haskell\" class=\"mention hashtag\" rel=\"tag\">#<span>haskell</span></a></p>", "contentMap": { "en": "<p>Combinators are 100 years old! in 1924 Moses Schönfinkel wrote &quot;On the building blocks of mathematical logic&quot; where he laid the foundation Functional Programming.</p><p>Combinators are functions that manipulate other functions, combining them in ways allowing complex expressions to be built from simpler ones.</p><p><a href=\"https://content.wolfram.com/sites/43/2020/12/Schonfinkel-OnTheBuildingBlocksOfMathematicalLogic.pdf\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">content.wolfram.com/sites/43/2</span><span class=\"invisible\">020/12/Schonfinkel-OnTheBuildingBlocksOfMathematicalLogic.pdf</span></a></p><p><a href=\"https://functional.cafe/tags/lambdacalculus\" class=\"mention hashtag\" rel=\"tag\">#<span>lambdacalculus</span></a> <a href=\"https://functional.cafe/tags/functionalprogramming\" class=\"mention hashtag\" rel=\"tag\">#<span>functionalprogramming</span></a> <a href=\"https://functional.cafe/tags/haskell\" class=\"mention hashtag\" rel=\"tag\">#<span>haskell</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://functional.cafe/system/media_attachments/files/113/449/132/361/220/004/original/11e1319a5468d006.png", "name": null, "blurhash": "UASF;Lof%Mof~qj[xuj[4nfQoffQIUfQRjfQ", "width": 623, "height": 245 } ], "tag": [ { "type": "Hashtag", "href": "https://functional.cafe/tags/lambdacalculus", "name": "#lambdacalculus" }, { "type": "Hashtag", "href": "https://functional.cafe/tags/functionalprogramming", "name": "#functionalprogramming" }, { "type": "Hashtag", "href": "https://functional.cafe/tags/haskell", "name": "#haskell" } ], "replies": { "id": "https://functional.cafe/users/functional_sc/statuses/113449132629102333/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://functional.cafe/users/functional_sc/statuses/113449132629102333/replies?only_other_accounts=true&page=true", "partOf": "https://functional.cafe/users/functional_sc/statuses/113449132629102333/replies", "items": [] } }, "likes": { "id": "https://functional.cafe/users/functional_sc/statuses/113449132629102333/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://functional.cafe/users/functional_sc/statuses/113449132629102333/shares", "type": "Collection", "totalItems": 2 } }