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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://mathstodon.xyz/users/quantumjournal/statuses/114065578494114929", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-02-25T16:56:41Z", "url": "https://mathstodon.xyz/@quantumjournal/114065578494114929", "attributedTo": "https://mathstodon.xyz/users/quantumjournal", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mathstodon.xyz/users/quantumjournal/followers" ], "sensitive": false, "atomUri": "https://mathstodon.xyz/users/quantumjournal/statuses/114065578494114929", "inReplyToAtomUri": null, "conversation": "tag:mathstodon.xyz,2025-02-25:objectId=140295008:objectType=Conversation", "content": "<p>New <a href=\"https://mathstodon.xyz/tags/Paper\" class=\"mention hashtag\" rel=\"tag\">#<span>Paper</span></a> published in Quantum: On the locality of qubit encodings of local fermionic modes</p><p><a href=\"https://quantum-journal.org/papers/q-2025-02-25-1644/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">quantum-journal.org/papers/q-2</span><span class=\"invisible\">025-02-25-1644/</span></a></p><p><a href=\"https://mathstodon.xyz/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> <a href=\"https://mathstodon.xyz/tags/Quantum\" class=\"mention hashtag\" rel=\"tag\">#<span>Quantum</span></a> <a href=\"https://mathstodon.xyz/tags/Research\" class=\"mention hashtag\" rel=\"tag\">#<span>Research</span></a></p>", "contentMap": { "en": "<p>New <a href=\"https://mathstodon.xyz/tags/Paper\" class=\"mention hashtag\" rel=\"tag\">#<span>Paper</span></a> published in Quantum: On the locality of qubit encodings of local fermionic modes</p><p><a href=\"https://quantum-journal.org/papers/q-2025-02-25-1644/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">quantum-journal.org/papers/q-2</span><span class=\"invisible\">025-02-25-1644/</span></a></p><p><a href=\"https://mathstodon.xyz/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> <a href=\"https://mathstodon.xyz/tags/Quantum\" class=\"mention hashtag\" rel=\"tag\">#<span>Quantum</span></a> <a href=\"https://mathstodon.xyz/tags/Research\" class=\"mention hashtag\" rel=\"tag\">#<span>Research</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://media.mathstodon.xyz/media_attachments/files/114/065/578/467/628/584/original/58eed0b662a61509.png", "name": null, "blurhash": "U4S~x6of~pt7t7fQofazauayxvoft8azj?j[", "width": 768, "height": 384 } ], "tag": [ { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/research", "name": "#research" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/quantum", "name": "#quantum" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/openscience", "name": "#openscience" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/paper", "name": "#paper" } ], "replies": { "id": "https://mathstodon.xyz/users/quantumjournal/statuses/114065578494114929/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mathstodon.xyz/users/quantumjournal/statuses/114065578494114929/replies?only_other_accounts=true&page=true", "partOf": "https://mathstodon.xyz/users/quantumjournal/statuses/114065578494114929/replies", "items": [] } }, "likes": { "id": "https://mathstodon.xyz/users/quantumjournal/statuses/114065578494114929/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mathstodon.xyz/users/quantumjournal/statuses/114065578494114929/shares", "type": "Collection", "totalItems": 2 } }