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://me.dm/users/KronoMoon/statuses/114037127898966374", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-02-20T16:21:19Z", "url": "https://me.dm/@KronoMoon/114037127898966374", "attributedTo": "https://me.dm/users/KronoMoon", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://me.dm/users/KronoMoon/followers" ], "sensitive": false, "atomUri": "https://me.dm/users/KronoMoon/statuses/114037127898966374", "inReplyToAtomUri": null, "conversation": "tag:me.dm,2025-02-20:objectId=87042427:objectType=Conversation", "content": "<p><a href=\"https://me.dm/tags/Evidence\" class=\"mention hashtag\" rel=\"tag\">#<span>Evidence</span></a> mounts for undiscovered <a href=\"https://me.dm/tags/Planet\" class=\"mention hashtag\" rel=\"tag\">#<span>Planet</span></a> in <a href=\"https://me.dm/tags/SolarSystem\" class=\"mention hashtag\" rel=\"tag\">#<span>SolarSystem</span></a></p><p>❛❛ for the past decade, <a href=\"https://me.dm/tags/astronomers\" class=\"mention hashtag\" rel=\"tag\">#<span>astronomers</span></a> have been finding it increasingly likely that something big – often called <a href=\"https://me.dm/tags/PlanetX\" class=\"mention hashtag\" rel=\"tag\">#<span>PlanetX</span></a> – might actually be out there. A new <a href=\"https://me.dm/tags/study\" class=\"mention hashtag\" rel=\"tag\">#<span>study</span></a> by a team from <a href=\"https://me.dm/tags/Princeton\" class=\"mention hashtag\" rel=\"tag\">#<span>Princeton</span></a> <a href=\"https://me.dm/tags/University\" class=\"mention hashtag\" rel=\"tag\">#<span>University</span></a> has substantially raised the likelihood that it really exists. ❜❜</p><p>🔗 <a href=\"https://CosmosMagazine.com/space/astronomy/planet-x-solar-system/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">CosmosMagazine.com/space/astro</span><span class=\"invisible\">nomy/planet-x-solar-system/</span></a> 2024 Dec 06<br />🔗 <a href=\"https://arxiv.org/pdf/2410.18170\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">arxiv.org/pdf/2410.18170</span><span class=\"invisible\"></span></a> 2024 Dec 3<br />🔗 <a href=\"https://Wikipedia.org/wiki/List_of_hypothetical_Solar_System_objects\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">Wikipedia.org/wiki/List_of_hyp</span><span class=\"invisible\">othetical_Solar_System_objects</span></a></p><p><a href=\"https://me.dm/tags/Community\" class=\"mention hashtag\" rel=\"tag\">#<span>Community</span></a> <a href=\"https://me.dm/tags/TimeTravel\" class=\"mention hashtag\" rel=\"tag\">#<span>TimeTravel</span></a> <a href=\"https://me.dm/tags/Research\" class=\"mention hashtag\" rel=\"tag\">#<span>Research</span></a> <a href=\"https://me.dm/tags/astronomy\" class=\"mention hashtag\" rel=\"tag\">#<span>astronomy</span></a> <a href=\"https://me.dm/tags/cosmology\" class=\"mention hashtag\" rel=\"tag\">#<span>cosmology</span></a> <a href=\"https://me.dm/tags/Kronodon\" class=\"mention hashtag\" rel=\"tag\">#<span>Kronodon</span></a></p>", "contentMap": { "en": "<p><a href=\"https://me.dm/tags/Evidence\" class=\"mention hashtag\" rel=\"tag\">#<span>Evidence</span></a> mounts for undiscovered <a href=\"https://me.dm/tags/Planet\" class=\"mention hashtag\" rel=\"tag\">#<span>Planet</span></a> in <a href=\"https://me.dm/tags/SolarSystem\" class=\"mention hashtag\" rel=\"tag\">#<span>SolarSystem</span></a></p><p>❛❛ for the past decade, <a href=\"https://me.dm/tags/astronomers\" class=\"mention hashtag\" rel=\"tag\">#<span>astronomers</span></a> have been finding it increasingly likely that something big – often called <a href=\"https://me.dm/tags/PlanetX\" class=\"mention hashtag\" rel=\"tag\">#<span>PlanetX</span></a> – might actually be out there. A new <a href=\"https://me.dm/tags/study\" class=\"mention hashtag\" rel=\"tag\">#<span>study</span></a> by a team from <a href=\"https://me.dm/tags/Princeton\" class=\"mention hashtag\" rel=\"tag\">#<span>Princeton</span></a> <a href=\"https://me.dm/tags/University\" class=\"mention hashtag\" rel=\"tag\">#<span>University</span></a> has substantially raised the likelihood that it really exists. ❜❜</p><p>🔗 <a href=\"https://CosmosMagazine.com/space/astronomy/planet-x-solar-system/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">CosmosMagazine.com/space/astro</span><span class=\"invisible\">nomy/planet-x-solar-system/</span></a> 2024 Dec 06<br />🔗 <a href=\"https://arxiv.org/pdf/2410.18170\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">arxiv.org/pdf/2410.18170</span><span class=\"invisible\"></span></a> 2024 Dec 3<br />🔗 <a href=\"https://Wikipedia.org/wiki/List_of_hypothetical_Solar_System_objects\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">Wikipedia.org/wiki/List_of_hyp</span><span class=\"invisible\">othetical_Solar_System_objects</span></a></p><p><a href=\"https://me.dm/tags/Community\" class=\"mention hashtag\" rel=\"tag\">#<span>Community</span></a> <a href=\"https://me.dm/tags/TimeTravel\" class=\"mention hashtag\" rel=\"tag\">#<span>TimeTravel</span></a> <a href=\"https://me.dm/tags/Research\" class=\"mention hashtag\" rel=\"tag\">#<span>Research</span></a> <a href=\"https://me.dm/tags/astronomy\" class=\"mention hashtag\" rel=\"tag\">#<span>astronomy</span></a> <a href=\"https://me.dm/tags/cosmology\" class=\"mention hashtag\" rel=\"tag\">#<span>cosmology</span></a> <a href=\"https://me.dm/tags/Kronodon\" class=\"mention hashtag\" rel=\"tag\">#<span>Kronodon</span></a></p>" }, "updated": "2025-02-20T16:23:45Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://me.dm/tags/evidence", "name": "#evidence" }, { "type": "Hashtag", "href": "https://me.dm/tags/planet", "name": "#planet" }, { "type": "Hashtag", "href": "https://me.dm/tags/solarsystem", "name": "#solarsystem" }, { "type": "Hashtag", "href": "https://me.dm/tags/astronomers", "name": "#astronomers" }, { "type": "Hashtag", "href": "https://me.dm/tags/planetx", "name": "#planetx" }, { "type": "Hashtag", "href": "https://me.dm/tags/community", "name": "#community" }, { "type": "Hashtag", "href": "https://me.dm/tags/timetravel", "name": "#timetravel" }, { "type": "Hashtag", "href": "https://me.dm/tags/research", "name": "#research" }, { "type": "Hashtag", "href": "https://me.dm/tags/astronomy", "name": "#astronomy" }, { "type": "Hashtag", "href": "https://me.dm/tags/kronodon", "name": "#kronodon" }, { "type": "Hashtag", "href": "https://me.dm/tags/study", "name": "#study" }, { "type": "Hashtag", "href": "https://me.dm/tags/princeton", "name": "#princeton" }, { "type": "Hashtag", "href": "https://me.dm/tags/university", "name": "#university" }, { "type": "Hashtag", "href": "https://me.dm/tags/cosmology", "name": "#cosmology" } ], "replies": { "id": "https://me.dm/users/KronoMoon/statuses/114037127898966374/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://me.dm/users/KronoMoon/statuses/114037127898966374/replies?only_other_accounts=true&page=true", "partOf": "https://me.dm/users/KronoMoon/statuses/114037127898966374/replies", "items": [] } } }