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", "https://w3id.org/security/v1", { "ostatus": "http://ostatus.org#", "vcard": "http://www.w3.org/2006/vcard/ns#", "dfrn": "http://purl.org/macgirvin/dfrn/1.0/", "diaspora": "https://diasporafoundation.org/ns/", "litepub": "http://litepub.social/ns#", "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "schema": "http://schema.org#", "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "sensitive": "as:sensitive", "Hashtag": "as:Hashtag", "quoteUrl": "as:quoteUrl", "conversation": "ostatus:conversation", "directMessage": "litepub:directMessage", "discoverable": "toot:discoverable", "PropertyValue": "schema:PropertyValue", "value": "schema:value" } ], "id": "https://venera.social/objects/85a863ed-1866-2d01-7e45-f38823724115/Create", "type": "Create", "actor": "https://venera.social/profile/viznut", "published": "2024-04-27T13:45:34Z", "instrument": { "id": "https://venera.social/friendica", "type": "Application", "name": "Friendica 'Interrupted Fern' 2025.07-rc-1580", "url": "https://venera.social" }, "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://venera.social/followers/viznut" ], "object": { "id": "https://venera.social/objects/85a863ed-1866-2d01-7e45-f38823724115", "type": "Note", "inReplyTo": null, "diaspora:guid": "85a863ed-1866-2d01-7e45-f38823724115", "published": "2024-04-27T13:45:34Z", "url": "https://venera.social/display/85a863ed-1866-2d01-7e45-f38823724115", "attributedTo": "https://venera.social/profile/viznut", "sensitive": false, "conversation": "https://venera.social/objects/85a863ed-1866-2d01-7e45-f38823724115#context", "content": "<p>I finally got some of my thoughts together about machine learning and the current hype that surrounds it.</p><p><a href=\"http://viznut.fi/texts-en/machine_learning_rant.html\" target=\"_blank\" rel=\"noopener noreferrer\">viznut.fi/texts-en/machine_lea…</a></p>", "contentMap": { "en": "<p>I finally got some of my thoughts together about machine learning and the current hype that surrounds it.</p><p><a href=\"http://viznut.fi/texts-en/machine_learning_rant.html\" target=\"_blank\" rel=\"noopener noreferrer\">viznut.fi/texts-en/machine_lea…</a></p>" }, "source": { "content": "I finally got some of my thoughts together about machine learning and the current hype that surrounds it.\r\n\r\nhttp://viznut.fi/texts-en/machine_learning_rant.html\n[attachment type='link' url='http://viznut.fi/texts-en/machine_learning_rant.html' title='Machine learning is neither good or evil | viznut' publisher_name='viznut.fi' publisher_url='http://viznut.fi']My relationship with \"artificial intelligence\" has been quite complicated. I've had a strong scientific and hacker-like curiosity towards machine-learning models for many years, and I feel there's a lot of positive potential to them. However, I dislike how they're being adopted by the civilization.[/attachment]", "mediaType": "text/bbcode" }, "attachment": [], "tag": [], "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://venera.social/followers/viznut" ] }, "signature": { "type": "RsaSignature2017", "nonce": "174b74264cb867c99c6dbaf5255642c5fbd90b60f59dce1c6d32fa26698d417c", "creator": "https://venera.social/profile/viznut#main-key", "created": "2025-07-08T06:47:00Z", "signatureValue": "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" } }