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://fosstodon.org/users/jbqueru/statuses/114397081669616324", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.online/users/exa/statuses/114397053828407809", "published": "2025-04-25T06:02:18Z", "url": "https://fosstodon.org/@jbqueru/114397081669616324", "attributedTo": "https://fosstodon.org/users/jbqueru", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://fosstodon.org/users/jbqueru/followers", "https://mastodon.online/users/exa" ], "sensitive": false, "atomUri": "https://fosstodon.org/users/jbqueru/statuses/114397081669616324", "inReplyToAtomUri": "https://mastodon.online/users/exa/statuses/114397053828407809", "conversation": "tag:fosstodon.org,2025-04-25:objectId=310464723:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.online/@exa\" class=\"u-url mention\">@<span>exa</span></a></span> I suspect two things:<br />-They realized that vector processing is critical to performance. But that requires new instructions.<br />-They realized that parallelism is critical to performance. But that requires new instructions.<br />There&#39;s still the same tiny set of instructions at the heart, but the fringes are starting to grow. That&#39;s not dissimilar to x86_64, the core set has only had negligible changes since 2003, but the vector instructions have gone through half a dozen iterations.</p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.online/@exa\" class=\"u-url mention\">@<span>exa</span></a></span> I suspect two things:<br />-They realized that vector processing is critical to performance. But that requires new instructions.<br />-They realized that parallelism is critical to performance. But that requires new instructions.<br />There&#39;s still the same tiny set of instructions at the heart, but the fringes are starting to grow. That&#39;s not dissimilar to x86_64, the core set has only had negligible changes since 2003, but the vector instructions have gone through half a dozen iterations.</p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mastodon.online/users/exa", "name": "@exa@mastodon.online" } ], "replies": { "id": "https://fosstodon.org/users/jbqueru/statuses/114397081669616324/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://fosstodon.org/users/jbqueru/statuses/114397081669616324/replies?only_other_accounts=true&page=true", "partOf": "https://fosstodon.org/users/jbqueru/statuses/114397081669616324/replies", "items": [] } }, "likes": { "id": "https://fosstodon.org/users/jbqueru/statuses/114397081669616324/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://fosstodon.org/users/jbqueru/statuses/114397081669616324/shares", "type": "Collection", "totalItems": 0 } }