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.
{
"id": "https://socialhub.activitypub.rocks/ap/object/df4eb66ee0160e3665f67240cc88362c",
"type": "Note",
"audience": "https://socialhub.activitypub.rocks/ap/actor/72a7917051738641bc7928493c677280",
"to": [
"https://www.w3.org/ns/activitystreams#Public",
"https://socialhub.activitypub.rocks/ap/actor/72a7917051738641bc7928493c677280"
],
"cc": [
"https://community.nodebb.org/category/30"
],
"published": "2025-06-12T01:33:21Z",
"updated": "2025-06-12T01:33:21Z",
"url": "https://socialhub.activitypub.rocks/t/backfilling-conversations-two-major-approaches/5363/12",
"attributedTo": "https://socialhub.activitypub.rocks/ap/actor/4e9e61bc35d7dad0e9c8de3b7ad9af9e",
"context": "https://community.nodebb.org/topic/18844",
"content": "<p>It sounds like the right thing to do (for now) is:</p><ul><li>Try FEP-f228 first: Check for a context, and try to fetch the ordered collection of replies.<ul><li>This is the only way to ensure you get the curated or moderated thread, if there is one.</li></ul></li><li>Fallback to the exhaustive scan, following <code>inReplyTo</code> up to the original post, then walking the tree.<ul><li>Unlike the ordered collection, there's no way to get new replies without walking the entire tree again. </li></ul></li></ul><p>I think curation/moderation is only going to get more important, not less, so hopefully f228 (or something like it) gets widely implemented. The fallback strategy could then wind itself down naturally.</p>",
"inReplyTo": "https://community.nodebb.org/post/104809",
"@context": "https://www.w3.org/ns/activitystreams"
}