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" } ], "id": "https://mastodon.social/users/rexi/statuses/114243886917765953/replies", "type": "Collection", "first": { "id": "https://mastodon.social/users/rexi/statuses/114243886917765953/replies?page=true", "type": "CollectionPage", "next": "https://mastodon.social/users/rexi/statuses/114243886917765953/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/rexi/statuses/114243886917765953/replies", "items": [ { "id": "https://mastodon.social/users/rexi/statuses/114243896716336271", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/rexi/statuses/114243886917765953", "published": "2025-03-29T04:45:21Z", "url": "https://mastodon.social/@rexi/114243896716336271", "attributedTo": "https://mastodon.social/users/rexi", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/rexi/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/rexi/statuses/114243896716336271", "inReplyToAtomUri": "https://mastodon.social/users/rexi/statuses/114243886917765953", "conversation": "tag:mastodon.social,2025-03-29:objectId=958252177:objectType=Conversation", "content": "<p>Kurian&#39;s group last year discovered a distinctly quantum effect in protein polymers in aqueous solution, which survives these challenging conditions at the micron scale, and may also present a way for the brain to protect itself from degenerative diseases like Alzheimer&#39;s and related dementias. Their results have suggested new applications and platforms for quantum computing researchers, and they represent a new way of thinking about the relationship between life and quantum mechanics.</p>", "contentMap": { "en": "<p>Kurian&#39;s group last year discovered a distinctly quantum effect in protein polymers in aqueous solution, which survives these challenging conditions at the micron scale, and may also present a way for the brain to protect itself from degenerative diseases like Alzheimer&#39;s and related dementias. Their results have suggested new applications and platforms for quantum computing researchers, and they represent a new way of thinking about the relationship between life and quantum mechanics.</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mastodon.social/users/rexi/statuses/114243896716336271/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/rexi/statuses/114243896716336271/replies?min_id=114244137806387004&page=true", "partOf": "https://mastodon.social/users/rexi/statuses/114243896716336271/replies", "items": [ "https://mastodon.social/users/rexi/statuses/114244137806387004" ] } }, "likes": { "id": "https://mastodon.social/users/rexi/statuses/114243896716336271/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://mastodon.social/users/rexi/statuses/114243896716336271/shares", "type": "Collection", "totalItems": 0 } } ] } }