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://floss.social/users/rdnielsen/statuses/114682727330578353", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-14T16:45:45Z", "url": "https://floss.social/@rdnielsen/114682727330578353", "attributedTo": "https://floss.social/users/rdnielsen", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://floss.social/users/rdnielsen/followers" ], "sensitive": false, "atomUri": "https://floss.social/users/rdnielsen/statuses/114682727330578353", "inReplyToAtomUri": null, "conversation": "tag:floss.social,2025-06-14:objectId=90176979:objectType=Conversation", "content": "<p>Endurance exercise protects cognitive function even when glucose is exhausted and ketone metabolism is blocked. Several alternative mechanisms for exercise&#39;s effects are suggested.</p><p>Summary: <a href=\"https://techfixated.com/when-the-brain-lacks-fuel-exercise-still-protects-memory/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">techfixated.com/when-the-brain</span><span class=\"invisible\">-lacks-fuel-exercise-still-protects-memory/</span></a></p><p>Original paper (not open access): <a href=\"https://physoc.onlinelibrary.wiley.com/doi/10.1113/JP287573\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">physoc.onlinelibrary.wiley.com</span><span class=\"invisible\">/doi/10.1113/JP287573</span></a></p><p><a href=\"https://floss.social/tags/Science\" class=\"mention hashtag\" rel=\"tag\">#<span>Science</span></a> <a href=\"https://floss.social/tags/Exercise\" class=\"mention hashtag\" rel=\"tag\">#<span>Exercise</span></a> <a href=\"https://floss.social/tags/Cognition\" class=\"mention hashtag\" rel=\"tag\">#<span>Cognition</span></a> <a href=\"https://floss.social/tags/Alzheimers\" class=\"mention hashtag\" rel=\"tag\">#<span>Alzheimers</span></a></p>", "contentMap": { "en": "<p>Endurance exercise protects cognitive function even when glucose is exhausted and ketone metabolism is blocked. Several alternative mechanisms for exercise&#39;s effects are suggested.</p><p>Summary: <a href=\"https://techfixated.com/when-the-brain-lacks-fuel-exercise-still-protects-memory/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">techfixated.com/when-the-brain</span><span class=\"invisible\">-lacks-fuel-exercise-still-protects-memory/</span></a></p><p>Original paper (not open access): <a href=\"https://physoc.onlinelibrary.wiley.com/doi/10.1113/JP287573\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">physoc.onlinelibrary.wiley.com</span><span class=\"invisible\">/doi/10.1113/JP287573</span></a></p><p><a href=\"https://floss.social/tags/Science\" class=\"mention hashtag\" rel=\"tag\">#<span>Science</span></a> <a href=\"https://floss.social/tags/Exercise\" class=\"mention hashtag\" rel=\"tag\">#<span>Exercise</span></a> <a href=\"https://floss.social/tags/Cognition\" class=\"mention hashtag\" rel=\"tag\">#<span>Cognition</span></a> <a href=\"https://floss.social/tags/Alzheimers\" class=\"mention hashtag\" rel=\"tag\">#<span>Alzheimers</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://floss.social/tags/science", "name": "#science" }, { "type": "Hashtag", "href": "https://floss.social/tags/exercise", "name": "#exercise" }, { "type": "Hashtag", "href": "https://floss.social/tags/cognition", "name": "#cognition" }, { "type": "Hashtag", "href": "https://floss.social/tags/alzheimers", "name": "#alzheimers" } ], "replies": { "id": "https://floss.social/users/rdnielsen/statuses/114682727330578353/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://floss.social/users/rdnielsen/statuses/114682727330578353/replies?only_other_accounts=true&page=true", "partOf": "https://floss.social/users/rdnielsen/statuses/114682727330578353/replies", "items": [] } }, "likes": { "id": "https://floss.social/users/rdnielsen/statuses/114682727330578353/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://floss.social/users/rdnielsen/statuses/114682727330578353/shares", "type": "Collection", "totalItems": 0 } }