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.world/users/petrnuska/statuses/114382313604846866/replies", "type": "Collection", "first": { "id": "https://mastodon.world/users/petrnuska/statuses/114382313604846866/replies?page=true", "type": "CollectionPage", "next": "https://mastodon.world/users/petrnuska/statuses/114382313604846866/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.world/users/petrnuska/statuses/114382313604846866/replies", "items": [ { "id": "https://mastodon.world/users/petrnuska/statuses/114382314765081416", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.world/users/petrnuska/statuses/114382313604846866", "published": "2025-04-22T15:26:53Z", "url": "https://mastodon.world/@petrnuska/114382314765081416", "attributedTo": "https://mastodon.world/users/petrnuska", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.world/users/petrnuska/followers" ], "sensitive": false, "atomUri": "https://mastodon.world/users/petrnuska/statuses/114382314765081416", "inReplyToAtomUri": "https://mastodon.world/users/petrnuska/statuses/114382313604846866", "conversation": "tag:mastodon.world,2025-04-22:objectId=405064372:objectType=Conversation", "content": "<p>I’m a professional academic, and one thing that has been bugging me for a long time is how academia – despite being the most crucial source of data about climate change and an essential frame for ongoing debates about it – contributes to it so significantly with its day-to-day operation.</p><p><a href=\"https://mastodon.world/tags/GreenMSCA\" class=\"mention hashtag\" rel=\"tag\">#<span>GreenMSCA</span></a> <a href=\"https://mastodon.world/tags/GreenAcadeMiles\" class=\"mention hashtag\" rel=\"tag\">#<span>GreenAcadeMiles</span></a></p><p>🧵2/17</p>", "contentMap": { "en": "<p>I’m a professional academic, and one thing that has been bugging me for a long time is how academia – despite being the most crucial source of data about climate change and an essential frame for ongoing debates about it – contributes to it so significantly with its day-to-day operation.</p><p><a href=\"https://mastodon.world/tags/GreenMSCA\" class=\"mention hashtag\" rel=\"tag\">#<span>GreenMSCA</span></a> <a href=\"https://mastodon.world/tags/GreenAcadeMiles\" class=\"mention hashtag\" rel=\"tag\">#<span>GreenAcadeMiles</span></a></p><p>🧵2/17</p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.world/tags/greenmsca", "name": "#greenmsca" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/greenacademiles", "name": "#greenacademiles" } ], "replies": { "id": "https://mastodon.world/users/petrnuska/statuses/114382314765081416/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.world/users/petrnuska/statuses/114382314765081416/replies?min_id=114382316228969006&page=true", "partOf": "https://mastodon.world/users/petrnuska/statuses/114382314765081416/replies", "items": [ "https://mastodon.world/users/petrnuska/statuses/114382316228969006" ] } }, "likes": { "id": "https://mastodon.world/users/petrnuska/statuses/114382314765081416/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mastodon.world/users/petrnuska/statuses/114382314765081416/shares", "type": "Collection", "totalItems": 0 } } ] } }