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://flipboard.social/users/Flipboard/statuses/114597765566952180/replies", "type": "Collection", "first": { "id": "https://flipboard.social/users/Flipboard/statuses/114597765566952180/replies?page=true", "type": "CollectionPage", "next": "https://flipboard.social/users/Flipboard/statuses/114597765566952180/replies?only_other_accounts=true&page=true", "partOf": "https://flipboard.social/users/Flipboard/statuses/114597765566952180/replies", "items": [ { "id": "https://flipboard.social/users/Flipboard/statuses/114597766379330036", "type": "Note", "summary": null, "inReplyTo": "https://flipboard.social/users/Flipboard/statuses/114597765566952180", "published": "2025-05-30T16:39:04Z", "url": "https://flipboard.social/@Flipboard/114597766379330036", "attributedTo": "https://flipboard.social/users/Flipboard", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://flipboard.social/users/Flipboard/followers", "https://mstdn.science/users/KnowableMag" ], "sensitive": false, "atomUri": "https://flipboard.social/users/Flipboard/statuses/114597766379330036", "inReplyToAtomUri": "https://flipboard.social/users/Flipboard/statuses/114597765566952180", "conversation": "tag:flipboard.social,2025-05-30:objectId=154818262:objectType=Conversation", "content": "<p>One way to track what’s happened on Earth during past periods of drastic climate change is to examine fossils, but, says <span class=\"h-card\" translate=\"no\"><a href=\"https://mstdn.science/@KnowableMag\" class=\"u-url mention\">@<span>KnowableMag</span></a></span>, “the fossil record for most species is spotty.” Enter planktonic foraminifera, a unicellular marine organism that first appeared on Earth about 100 million years ago. Nine out of 10 species went extinct when an asteroid hit 66 million years ago. It took 10 million years for species diversity to recover. Tim Vernimmen takes a look at what that can teach us about the past — and future.</p><p><a href=\"https://flip.it/G63zRy\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">flip.it/G63zRy</span><span class=\"invisible\"></span></a></p><p><a href=\"https://flipboard.social/tags/MarineLife\" class=\"mention hashtag\" rel=\"tag\">#<span>MarineLife</span></a> <a href=\"https://flipboard.social/tags/Paleontology\" class=\"mention hashtag\" rel=\"tag\">#<span>Paleontology</span></a> <a href=\"https://flipboard.social/tags/Palaeontology\" class=\"mention hashtag\" rel=\"tag\">#<span>Palaeontology</span></a> <a href=\"https://flipboard.social/tags/Fossils\" class=\"mention hashtag\" rel=\"tag\">#<span>Fossils</span></a> <a href=\"https://flipboard.social/tags/Plankton\" class=\"mention hashtag\" rel=\"tag\">#<span>Plankton</span></a> <a href=\"https://flipboard.social/tags/ClimateChange\" class=\"mention hashtag\" rel=\"tag\">#<span>ClimateChange</span></a> <a href=\"https://flipboard.social/tags/ClimateCrisis\" class=\"mention hashtag\" rel=\"tag\">#<span>ClimateCrisis</span></a> <a href=\"https://flipboard.social/tags/Environment\" class=\"mention hashtag\" rel=\"tag\">#<span>Environment</span></a> <a href=\"https://flipboard.social/tags/Newstodon\" class=\"mention hashtag\" rel=\"tag\">#<span>Newstodon</span></a> <a href=\"https://flipboard.social/tags/NewstodonFriday\" class=\"mention hashtag\" rel=\"tag\">#<span>NewstodonFriday</span></a> <a href=\"https://flipboard.social/tags/FollowFriday\" class=\"mention hashtag\" rel=\"tag\">#<span>FollowFriday</span></a></p>", "contentMap": { "en": "<p>One way to track what’s happened on Earth during past periods of drastic climate change is to examine fossils, but, says <span class=\"h-card\" translate=\"no\"><a href=\"https://mstdn.science/@KnowableMag\" class=\"u-url mention\">@<span>KnowableMag</span></a></span>, “the fossil record for most species is spotty.” Enter planktonic foraminifera, a unicellular marine organism that first appeared on Earth about 100 million years ago. Nine out of 10 species went extinct when an asteroid hit 66 million years ago. It took 10 million years for species diversity to recover. Tim Vernimmen takes a look at what that can teach us about the past — and future.</p><p><a href=\"https://flip.it/G63zRy\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">flip.it/G63zRy</span><span class=\"invisible\"></span></a></p><p><a href=\"https://flipboard.social/tags/MarineLife\" class=\"mention hashtag\" rel=\"tag\">#<span>MarineLife</span></a> <a href=\"https://flipboard.social/tags/Paleontology\" class=\"mention hashtag\" rel=\"tag\">#<span>Paleontology</span></a> <a href=\"https://flipboard.social/tags/Palaeontology\" class=\"mention hashtag\" rel=\"tag\">#<span>Palaeontology</span></a> <a href=\"https://flipboard.social/tags/Fossils\" class=\"mention hashtag\" rel=\"tag\">#<span>Fossils</span></a> <a href=\"https://flipboard.social/tags/Plankton\" class=\"mention hashtag\" rel=\"tag\">#<span>Plankton</span></a> <a href=\"https://flipboard.social/tags/ClimateChange\" class=\"mention hashtag\" rel=\"tag\">#<span>ClimateChange</span></a> <a href=\"https://flipboard.social/tags/ClimateCrisis\" class=\"mention hashtag\" rel=\"tag\">#<span>ClimateCrisis</span></a> <a href=\"https://flipboard.social/tags/Environment\" class=\"mention hashtag\" rel=\"tag\">#<span>Environment</span></a> <a href=\"https://flipboard.social/tags/Newstodon\" class=\"mention hashtag\" rel=\"tag\">#<span>Newstodon</span></a> <a href=\"https://flipboard.social/tags/NewstodonFriday\" class=\"mention hashtag\" rel=\"tag\">#<span>NewstodonFriday</span></a> <a href=\"https://flipboard.social/tags/FollowFriday\" class=\"mention hashtag\" rel=\"tag\">#<span>FollowFriday</span></a></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mstdn.science/users/KnowableMag", "name": "@KnowableMag@mstdn.science" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/marinelife", "name": "#marinelife" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/paleontology", "name": "#paleontology" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/palaeontology", "name": "#palaeontology" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/fossils", "name": "#fossils" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/plankton", "name": "#plankton" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/climatechange", "name": "#climatechange" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/climatecrisis", "name": "#climatecrisis" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/environment", "name": "#environment" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/newstodon", "name": "#newstodon" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/newstodonfriday", "name": "#newstodonfriday" }, { "type": "Hashtag", "href": "https://flipboard.social/tags/followfriday", "name": "#followfriday" } ], "replies": { "id": "https://flipboard.social/users/Flipboard/statuses/114597766379330036/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://flipboard.social/users/Flipboard/statuses/114597766379330036/replies?min_id=114597767198873861&page=true", "partOf": "https://flipboard.social/users/Flipboard/statuses/114597766379330036/replies", "items": [ "https://flipboard.social/users/Flipboard/statuses/114597767198873861" ] } }, "likes": { "id": "https://flipboard.social/users/Flipboard/statuses/114597766379330036/likes", "type": "Collection", "totalItems": 11 }, "shares": { "id": "https://flipboard.social/users/Flipboard/statuses/114597766379330036/shares", "type": "Collection", "totalItems": 5 } } ] } }