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.social/users/katchwreck/statuses/114752572410579063", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-27T00:48:16Z", "url": "https://mastodon.social/@katchwreck/114752572410579063", "attributedTo": "https://mastodon.social/users/katchwreck", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/katchwreck/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/katchwreck/statuses/114752572410579063", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-06-27:objectId=1033397973:objectType=Conversation", "content": "<p>`These fossils are among the oldest fossil records of animal-pathogenic fungi. ... Our results not only highlight the ecological significance of pathogenic fungi in Mesozoic terrestrial ecosystems, but also provide new insights into the coevolution between entomopathogenic fungi and host insects.` <a href=\"https://royalsocietypublishing.org/doi/10.1098/rspb.2025.0407\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">royalsocietypublishing.org/doi</span><span class=\"invisible\">/10.1098/rspb.2025.0407</span></a></p><p><a href=\"https://mastodon.social/tags/biology\" class=\"mention hashtag\" rel=\"tag\">#<span>biology</span></a> <a href=\"https://mastodon.social/tags/evolution\" class=\"mention hashtag\" rel=\"tag\">#<span>evolution</span></a> <a href=\"https://mastodon.social/tags/entomology\" class=\"mention hashtag\" rel=\"tag\">#<span>entomology</span></a> <a href=\"https://mastodon.social/tags/mycology\" class=\"mention hashtag\" rel=\"tag\">#<span>mycology</span></a> <a href=\"https://mastodon.social/tags/symbiosis\" class=\"mention hashtag\" rel=\"tag\">#<span>symbiosis</span></a> <a href=\"https://mastodon.social/tags/parasite\" class=\"mention hashtag\" rel=\"tag\">#<span>parasite</span></a></p>", "contentMap": { "en": "<p>`These fossils are among the oldest fossil records of animal-pathogenic fungi. ... Our results not only highlight the ecological significance of pathogenic fungi in Mesozoic terrestrial ecosystems, but also provide new insights into the coevolution between entomopathogenic fungi and host insects.` <a href=\"https://royalsocietypublishing.org/doi/10.1098/rspb.2025.0407\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">royalsocietypublishing.org/doi</span><span class=\"invisible\">/10.1098/rspb.2025.0407</span></a></p><p><a href=\"https://mastodon.social/tags/biology\" class=\"mention hashtag\" rel=\"tag\">#<span>biology</span></a> <a href=\"https://mastodon.social/tags/evolution\" class=\"mention hashtag\" rel=\"tag\">#<span>evolution</span></a> <a href=\"https://mastodon.social/tags/entomology\" class=\"mention hashtag\" rel=\"tag\">#<span>entomology</span></a> <a href=\"https://mastodon.social/tags/mycology\" class=\"mention hashtag\" rel=\"tag\">#<span>mycology</span></a> <a href=\"https://mastodon.social/tags/symbiosis\" class=\"mention hashtag\" rel=\"tag\">#<span>symbiosis</span></a> <a href=\"https://mastodon.social/tags/parasite\" class=\"mention hashtag\" rel=\"tag\">#<span>parasite</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/biology", "name": "#biology" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/evolution", "name": "#evolution" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/entomology", "name": "#entomology" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/mycology", "name": "#mycology" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/symbiosis", "name": "#symbiosis" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/parasite", "name": "#parasite" } ], "replies": { "id": "https://mastodon.social/users/katchwreck/statuses/114752572410579063/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/katchwreck/statuses/114752572410579063/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/katchwreck/statuses/114752572410579063/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/katchwreck/statuses/114752572410579063/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mastodon.social/users/katchwreck/statuses/114752572410579063/shares", "type": "Collection", "totalItems": 0 } }