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.

Open in browser →
{ "@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://mastodon.cr.yp.to/users/djb/statuses/111029765306460487/replies", "type": "Collection", "first": { "id": "https://mastodon.cr.yp.to/users/djb/statuses/111029765306460487/replies?page=true", "type": "CollectionPage", "next": "https://mastodon.cr.yp.to/users/djb/statuses/111029765306460487/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.cr.yp.to/users/djb/statuses/111029765306460487/replies", "items": [ { "id": "https://mastodon.cr.yp.to/users/djb/statuses/111029773551798642", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.cr.yp.to/users/djb/statuses/111029765306460487", "published": "2023-09-08T13:31:34Z", "url": "https://mastodon.cr.yp.to/@djb/111029773551798642", "attributedTo": "https://mastodon.cr.yp.to/users/djb", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.cr.yp.to/users/djb/followers", "https://ioc.exchange/users/Elliptickiwi" ], "sensitive": false, "atomUri": "https://mastodon.cr.yp.to/users/djb/statuses/111029773551798642", "inReplyToAtomUri": "https://mastodon.cr.yp.to/users/djb/statuses/111029765306460487", "conversation": "tag:cr.yp.to,2023-09-06:objectId=28528:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://ioc.exchange/@Elliptickiwi\" class=\"u-url mention\">@<span>Elliptickiwi</span></a></span> <br />Obviously in the broader mathematical literature there are many examples of wrong proofs, sometimes wrong theorems, that got all the way through refereeing and publication. Readers using theorems have no real evidence that referees were thorough, and often spend a ton of time re-checking proofs.</p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://ioc.exchange/@Elliptickiwi\" class=\"u-url mention\">@<span>Elliptickiwi</span></a></span> <br />Obviously in the broader mathematical literature there are many examples of wrong proofs, sometimes wrong theorems, that got all the way through refereeing and publication. Readers using theorems have no real evidence that referees were thorough, and often spend a ton of time re-checking proofs.</p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://ioc.exchange/users/Elliptickiwi", "name": "@Elliptickiwi@ioc.exchange" } ], "replies": { "id": "https://mastodon.cr.yp.to/users/djb/statuses/111029773551798642/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.cr.yp.to/users/djb/statuses/111029773551798642/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.cr.yp.to/users/djb/statuses/111029773551798642/replies", "items": [] } } } ] } }