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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/gutenberg_org/statuses/113707235419662568", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-12-24T10:05:20Z", "url": "https://mastodon.social/@gutenberg_org/113707235419662568", "attributedTo": "https://mastodon.social/users/gutenberg_org", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/gutenberg_org/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/gutenberg_org/statuses/113707235419662568", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2024-12-24:objectId=879050213:objectType=Conversation", "content": "<p><a href=\"https://mastodon.social/tags/OTD\" class=\"mention hashtag\" rel=\"tag\">#<span>OTD</span></a> in 1904.</p><p>Reginald Fessenden transmits the first radio program, a poetry reading, a violin solo, and a speech, from Brant Rock, Massachusetts. By 1899 he was able to send radiotelegraph messages between Pittsburgh and Allegheny City (now an area of Pittsburgh), using a receiver of his own design.</p><p><a href=\"https://en.wikipedia.org/wiki/Reginald_Fessenden\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">en.wikipedia.org/wiki/Reginald</span><span class=\"invisible\">_Fessenden</span></a></p><p><a href=\"https://mastodon.social/tags/inventors\" class=\"mention hashtag\" rel=\"tag\">#<span>inventors</span></a> <a href=\"https://mastodon.social/tags/radiotechnology\" class=\"mention hashtag\" rel=\"tag\">#<span>radiotechnology</span></a></p>", "contentMap": { "en": "<p><a href=\"https://mastodon.social/tags/OTD\" class=\"mention hashtag\" rel=\"tag\">#<span>OTD</span></a> in 1904.</p><p>Reginald Fessenden transmits the first radio program, a poetry reading, a violin solo, and a speech, from Brant Rock, Massachusetts. By 1899 he was able to send radiotelegraph messages between Pittsburgh and Allegheny City (now an area of Pittsburgh), using a receiver of his own design.</p><p><a href=\"https://en.wikipedia.org/wiki/Reginald_Fessenden\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">en.wikipedia.org/wiki/Reginald</span><span class=\"invisible\">_Fessenden</span></a></p><p><a href=\"https://mastodon.social/tags/inventors\" class=\"mention hashtag\" rel=\"tag\">#<span>inventors</span></a> <a href=\"https://mastodon.social/tags/radiotechnology\" class=\"mention hashtag\" rel=\"tag\">#<span>radiotechnology</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/media_attachments/files/113/707/222/166/742/354/original/39988c7439232bdd.jpg", "name": "Reginald Fessenden, probably 1906.\n\nFessenden is usually shown wearing formal attire typical of the early 20th century. He has a clean-shaven face and neatly combed hair, reflecting a professional and meticulous demeanor. The background might be simple or studio-like, focusing on his intellectual and inventor persona, as he is renowned for achieving the first voice transmission over radio waves and contributing significantly to early radio technology.", "blurhash": "UfLg;F00xuIU?bxaofRjM|ayWBf7t7IURjof", "focalPoint": [ 0, 0 ], "width": 635, "height": 357 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/otd", "name": "#otd" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/inventors", "name": "#inventors" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/radiotechnology", "name": "#radiotechnology" } ], "replies": { "id": "https://mastodon.social/users/gutenberg_org/statuses/113707235419662568/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/gutenberg_org/statuses/113707235419662568/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/gutenberg_org/statuses/113707235419662568/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/gutenberg_org/statuses/113707235419662568/likes", "type": "Collection", "totalItems": 17 }, "shares": { "id": "https://mastodon.social/users/gutenberg_org/statuses/113707235419662568/shares", "type": "Collection", "totalItems": 8 } }