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", { "Hashtag": "as:Hashtag", "sensitive": "as:sensitive", "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "alsoKnownAs": { "@id": "as:alsoKnownAs", "@type": "@id" }, "movedTo": { "@id": "as:movedTo", "@type": "@id" }, "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "Emoji": "toot:Emoji", "blurhash": "toot:blurhash", "votersCount": "toot:votersCount", "schema": "http://schema.org#", "PropertyValue": "schema:PropertyValue", "value": "schema:value", "ostatus": "http://ostatus.org#", "conversation": "ostatus:conversation" } ], "type": "Note", "id": "https://chrichri.ween.de/o/6958887136f94beebf47ccb0fc82f8e4", "attributedTo": "https://chrichri.ween.de", "content": "<p>I tried to stop <a href=\"https://chrichri.ween.de/t/thunderbird\" class=\"mention hashtag\" rel=\"tag\">#<span>Thunderbird</span></a>/<a href=\"https://chrichri.ween.de/t/firefox\" class=\"mention hashtag\" rel=\"tag\">#<span>Firefox</span></a> from using the <a href=\"https://chrichri.ween.de/t/pulseaudio\" class=\"mention hashtag\" rel=\"tag\">#<span>pulseaudio</span></a> socket of <a href=\"https://chrichri.ween.de/t/pipewire\" class=\"mention hashtag\" rel=\"tag\">#<span>pipewire</span></a> because of a bug in Debian that renders the audio daemons useless after some time: sockets do not get closed and the only way to get audio back when there are no sockets left is to restart.</p>\n<p>The way I tried to do it didn&#x27;t work completely. <a href=\"https://chrichri.ween.de/t/firefox\" class=\"mention hashtag\" rel=\"tag\">#<span>Firefox</span></a> still opens sockets to the pulseaudio daemon - even though the processes show that they run in an environment containing <code>PULSE-SERVER=unix:/dev/null</code>.</p>\n<p>Any ideas how I stop firefox using that pulseaudio socket? Mount namespace - does it include sockets? A restriction on a systemd slice (cgroup) I could use?</p>\n", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://chrichri.ween.de/followers" ], "published": "2024-04-23T11:28:02Z", "context": "https://chrichri.ween.de/contexts/c25d2923341442a7b3760dc4ad4d5e81", "conversation": "https://chrichri.ween.de/contexts/c25d2923341442a7b3760dc4ad4d5e81", "url": "https://chrichri.ween.de/o/6958887136f94beebf47ccb0fc82f8e4", "tag": [ { "href": "https://chrichri.ween.de/t/thunderbird", "name": "#thunderbird", "type": "Hashtag" }, { "href": "https://chrichri.ween.de/t/firefox", "name": "#firefox", "type": "Hashtag" }, { "href": "https://chrichri.ween.de/t/pulseaudio", "name": "#pulseaudio", "type": "Hashtag" }, { "href": "https://chrichri.ween.de/t/pipewire", "name": "#pipewire", "type": "Hashtag" } ], "summary": null, "inReplyTo": "https://chrichri.ween.de/o/e65a99d0fd024803b9cf59e0bd6da85a", "sensitive": false, "attachment": [] }