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://openbiblio.social/users/ULB_MS_FachInfo/statuses/114556185316409115", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-23T08:24:27Z", "url": "https://openbiblio.social/@ULB_MS_FachInfo/114556185316409115", "attributedTo": "https://openbiblio.social/users/ULB_MS_FachInfo", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://openbiblio.social/users/ULB_MS_FachInfo/followers", "https://openbiblio.social/users/kaMi" ], "sensitive": false, "atomUri": "https://openbiblio.social/users/ULB_MS_FachInfo/statuses/114556185316409115", "inReplyToAtomUri": null, "conversation": "tag:openbiblio.social,2025-05-23:objectId=50052526:objectType=Conversation", "content": "<p><a href=\"https://openbiblio.social/tags/neu\" class=\"mention hashtag\" rel=\"tag\">#<span>neu</span></a> &amp; <a href=\"https://openbiblio.social/tags/OpenAccess\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenAccess</span></a>: <br />&quot;<a href=\"https://openbiblio.social/tags/Physik\" class=\"mention hashtag\" rel=\"tag\">#<span>Physik</span></a>: Erkenntnisse und Perspektiven&quot;, eine Publikation der Deutschen Physikalischen Gesellschaft e. V. (DPG) <br /><a href=\"https://physik-erkenntnisse-perspektiven.de/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">physik-erkenntnisse-perspektiv</span><span class=\"invisible\">en.de/</span></a> <br />Verzeichnung im GVK-Katalog: <a href=\"https://kxp.k10plus.de/DB=2.1/PPNSET?PPN=1921644354\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">kxp.k10plus.de/DB=2.1/PPNSET?P</span><span class=\"invisible\">PN=1921644354</span></a><br />[entdeckt via <span class=\"h-card\" translate=\"no\"><a href=\"https://openbiblio.social/@kaMi\" class=\"u-url mention\">@<span>kaMi</span></a></span>: <a href=\"https://openbiblio.social/@kaMi/114279875976305632\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">openbiblio.social/@kaMi/114279</span><span class=\"invisible\">875976305632</span></a>]</p>", "contentMap": { "de": "<p><a href=\"https://openbiblio.social/tags/neu\" class=\"mention hashtag\" rel=\"tag\">#<span>neu</span></a> &amp; <a href=\"https://openbiblio.social/tags/OpenAccess\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenAccess</span></a>: <br />&quot;<a href=\"https://openbiblio.social/tags/Physik\" class=\"mention hashtag\" rel=\"tag\">#<span>Physik</span></a>: Erkenntnisse und Perspektiven&quot;, eine Publikation der Deutschen Physikalischen Gesellschaft e. V. (DPG) <br /><a href=\"https://physik-erkenntnisse-perspektiven.de/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">physik-erkenntnisse-perspektiv</span><span class=\"invisible\">en.de/</span></a> <br />Verzeichnung im GVK-Katalog: <a href=\"https://kxp.k10plus.de/DB=2.1/PPNSET?PPN=1921644354\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">kxp.k10plus.de/DB=2.1/PPNSET?P</span><span class=\"invisible\">PN=1921644354</span></a><br />[entdeckt via <span class=\"h-card\" translate=\"no\"><a href=\"https://openbiblio.social/@kaMi\" class=\"u-url mention\">@<span>kaMi</span></a></span>: <a href=\"https://openbiblio.social/@kaMi/114279875976305632\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">openbiblio.social/@kaMi/114279</span><span class=\"invisible\">875976305632</span></a>]</p>" }, "updated": "2025-05-23T09:02:01Z", "attachment": [], "tag": [ { "type": "Mention", "href": "https://openbiblio.social/users/kaMi", "name": "@kaMi" }, { "type": "Hashtag", "href": "https://openbiblio.social/tags/neu", "name": "#neu" }, { "type": "Hashtag", "href": "https://openbiblio.social/tags/openaccess", "name": "#openaccess" }, { "type": "Hashtag", "href": "https://openbiblio.social/tags/physik", "name": "#physik" } ], "replies": { "id": "https://openbiblio.social/users/ULB_MS_FachInfo/statuses/114556185316409115/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://openbiblio.social/users/ULB_MS_FachInfo/statuses/114556185316409115/replies?only_other_accounts=true&page=true", "partOf": "https://openbiblio.social/users/ULB_MS_FachInfo/statuses/114556185316409115/replies", "items": [] } }, "likes": { "id": "https://openbiblio.social/users/ULB_MS_FachInfo/statuses/114556185316409115/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://openbiblio.social/users/ULB_MS_FachInfo/statuses/114556185316409115/shares", "type": "Collection", "totalItems": 1 } }