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://mementomori.social/users/davidjamesweir/collections/featured", "type": "OrderedCollection", "totalItems": 4, "orderedItems": [ { "id": "https://mementomori.social/users/davidjamesweir/statuses/113924828685874597", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-01-31T20:22:09Z", "url": "https://mementomori.social/@davidjamesweir/113924828685874597", "attributedTo": "https://mementomori.social/users/davidjamesweir", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mementomori.social/users/davidjamesweir/followers" ], "sensitive": false, "atomUri": "https://mementomori.social/users/davidjamesweir/statuses/113924828685874597", "inReplyToAtomUri": null, "conversation": "tag:mementomori.social,2025-01-31:objectId=52815421:objectType=Conversation", "content": "<p>Hyvät uudet suomenkieliset seuraajat! Kiva kun seuraatte minua, toivottavasti ette kyllästy minun huonoon kielioppiin suomen kieltä kirjoittaessani, eikä siihen, että valtaosa postauksistani on englanninkielisiä. 😅</p>", "contentMap": { "fi": "<p>Hyvät uudet suomenkieliset seuraajat! Kiva kun seuraatte minua, toivottavasti ette kyllästy minun huonoon kielioppiin suomen kieltä kirjoittaessani, eikä siihen, että valtaosa postauksistani on englanninkielisiä. 😅</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113924828685874597/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mementomori.social/users/davidjamesweir/statuses/113924828685874597/replies?only_other_accounts=true&page=true", "partOf": "https://mementomori.social/users/davidjamesweir/statuses/113924828685874597/replies", "items": [] } }, "likes": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113924828685874597/likes", "type": "Collection", "totalItems": 6 }, "shares": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113924828685874597/shares", "type": "Collection", "totalItems": 0 } }, { "id": "https://mementomori.social/users/davidjamesweir/statuses/113777582248999661", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-01-05T20:15:27Z", "url": "https://mementomori.social/@davidjamesweir/113777582248999661", "attributedTo": "https://mementomori.social/users/davidjamesweir", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mementomori.social/users/davidjamesweir/followers" ], "sensitive": false, "atomUri": "https://mementomori.social/users/davidjamesweir/statuses/113777582248999661", "inReplyToAtomUri": null, "conversation": "tag:mementomori.social,2025-01-05:objectId=50318284:objectType=Conversation", "content": "<p>Realised that I have informally developed a rule for myself that I don’t typically reply to posts that have already received lots of boosts:</p><p>- High risk of saying the same thing as someone else whose comment you can’t see (or if you view the post on the originating instance, there may be a blizzard of replies and it’s hard to wade through them).</p><p>- Higher likelihood of encountering people from far away from my mutuals’ curated networks, thus higher risk of discussions going badly.</p><p>- Nearly every one of my mutuals who has had a highly-boosted (and commented-upon) post then posts that they are muting notifications from the original post. This means that if I had replied, I could well have contributed to that overburdening.</p><p>Decided I enjoy my Fedi small and cosy. That’s why I usually only follow back people I’ve really interacted with a few times. Also, it reminds me of my old Livejournal friends list, in that I can more or less read everything posted by the people I follow.</p>", "contentMap": { "en": "<p>Realised that I have informally developed a rule for myself that I don’t typically reply to posts that have already received lots of boosts:</p><p>- High risk of saying the same thing as someone else whose comment you can’t see (or if you view the post on the originating instance, there may be a blizzard of replies and it’s hard to wade through them).</p><p>- Higher likelihood of encountering people from far away from my mutuals’ curated networks, thus higher risk of discussions going badly.</p><p>- Nearly every one of my mutuals who has had a highly-boosted (and commented-upon) post then posts that they are muting notifications from the original post. This means that if I had replied, I could well have contributed to that overburdening.</p><p>Decided I enjoy my Fedi small and cosy. That’s why I usually only follow back people I’ve really interacted with a few times. Also, it reminds me of my old Livejournal friends list, in that I can more or less read everything posted by the people I follow.</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113777582248999661/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mementomori.social/users/davidjamesweir/statuses/113777582248999661/replies?min_id=113777597859835727&page=true", "partOf": "https://mementomori.social/users/davidjamesweir/statuses/113777582248999661/replies", "items": [ "https://mementomori.social/users/davidjamesweir/statuses/113777597859835727" ] } }, "likes": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113777582248999661/likes", "type": "Collection", "totalItems": 32 }, "shares": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113777582248999661/shares", "type": "Collection", "totalItems": 7 } }, { "id": "https://mementomori.social/users/davidjamesweir/statuses/113481697280427580", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-11-14T14:08:01Z", "url": "https://mementomori.social/@davidjamesweir/113481697280427580", "attributedTo": "https://mementomori.social/users/davidjamesweir", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mementomori.social/users/davidjamesweir/followers" ], "sensitive": false, "atomUri": "https://mementomori.social/users/davidjamesweir/statuses/113481697280427580", "inReplyToAtomUri": null, "conversation": "tag:mementomori.social,2024-11-14:objectId=46034806:objectType=Conversation", "content": "<p>When I moved to mementomori.social I just copied and pasted my old introduction, so it&#39;s time for a new one!</p><p>👋 I&#39;m David (or D. or Dave). I&#39;m queer, I&#39;m nonbinary, I&#39;m a parent, I&#39;m a physicist, and I live in Helsinki. I&#39;m currently working 50% part time so I can take care of my kid.</p><p>💁 On Fedi I post in a personal capacity about things that interest me. That does include physics, but also how to make academia (and society) a friendlier, more welcoming place. I try to learn about, develop and put into use innovative teaching and supervision methods.</p><p>🛤️ I love trains and slow travel, but I&#39;m not really travelling so much these days since becoming a parent. I therefore try to highlight the need for scientific conferences and events to be hybrid or online, amongst other accessibility measures that benefit everyone.</p><p>🌄 The outdoors is my happy place, I spend lots of time wandering around (or these days pushing a buggy), and enjoy hiking when I can. Still trying to improve my bird recognition skills. I love gardening and gardens as well, and hope to have one I can potter about in again quite soon.</p><p>💬 I always try to add alt text, always grateful for feedback on improving what I write.</p><p>🇫🇮 I communicate in Finnish at B2 level and French at B1 level (this means I can listen to the radio and read news articles in both languages), but this account is mostly in English. Do please however feel free to write to me in Finnish or French, and apologies in advance for typos in my replies.</p><p>🙍 It can be very tempting but I try not to boost, interact with or bring up politics here, except how it intersects with my above interests. I have filters set up for many politics keywords. Politics matters a lot to me, but this is not where I discuss it, and this way I keep Fedi a place of joy for me.</p><p>🚫 I CW at least selfies, food and drink, and direct politics references.</p><p>Feel free to follow me, but unless we&#39;ve interacted, I&#39;m unlikely to follow back to keep my feed manageable.</p><p>Some tags: <a href=\"https://mementomori.social/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a> <a href=\"https://mementomori.social/tags/queer\" class=\"mention hashtag\" rel=\"tag\">#<span>queer</span></a> <a href=\"https://mementomori.social/tags/parenting\" class=\"mention hashtag\" rel=\"tag\">#<span>parenting</span></a> <a href=\"https://mementomori.social/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> <a href=\"https://mementomori.social/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://mementomori.social/tags/LGBTQInSTEM\" class=\"mention hashtag\" rel=\"tag\">#<span>LGBTQInSTEM</span></a> <a href=\"https://mementomori.social/tags/QueerInStem\" class=\"mention hashtag\" rel=\"tag\">#<span>QueerInStem</span></a> <a href=\"https://mementomori.social/tags/LGBTQ\" class=\"mention hashtag\" rel=\"tag\">#<span>LGBTQ</span></a> <a href=\"https://mementomori.social/tags/Helsinki\" class=\"mention hashtag\" rel=\"tag\">#<span>Helsinki</span></a> <a href=\"https://mementomori.social/tags/trains\" class=\"mention hashtag\" rel=\"tag\">#<span>trains</span></a> <a href=\"https://mementomori.social/tags/SlowTravel\" class=\"mention hashtag\" rel=\"tag\">#<span>SlowTravel</span></a> <a href=\"https://mementomori.social/tags/accessibility\" class=\"mention hashtag\" rel=\"tag\">#<span>accessibility</span></a> <a href=\"https://mementomori.social/tags/hiking\" class=\"mention hashtag\" rel=\"tag\">#<span>hiking</span></a> <a href=\"https://mementomori.social/tags/gardening\" class=\"mention hashtag\" rel=\"tag\">#<span>gardening</span></a> <a href=\"https://mementomori.social/tags/outdoors\" class=\"mention hashtag\" rel=\"tag\">#<span>outdoors</span></a> </p><p>Avatar alt text: a profile picture of me in a lift wearing a purple hoodie with pictures of birds, and a black jacket. There is brushed metal behind my head.</p><p>Header alt text: An autumnal view down Justinjohka valley in Sápmi, viewed from Inarinpolku.</p>", "contentMap": { "en": "<p>When I moved to mementomori.social I just copied and pasted my old introduction, so it&#39;s time for a new one!</p><p>👋 I&#39;m David (or D. or Dave). I&#39;m queer, I&#39;m nonbinary, I&#39;m a parent, I&#39;m a physicist, and I live in Helsinki. I&#39;m currently working 50% part time so I can take care of my kid.</p><p>💁 On Fedi I post in a personal capacity about things that interest me. That does include physics, but also how to make academia (and society) a friendlier, more welcoming place. I try to learn about, develop and put into use innovative teaching and supervision methods.</p><p>🛤️ I love trains and slow travel, but I&#39;m not really travelling so much these days since becoming a parent. I therefore try to highlight the need for scientific conferences and events to be hybrid or online, amongst other accessibility measures that benefit everyone.</p><p>🌄 The outdoors is my happy place, I spend lots of time wandering around (or these days pushing a buggy), and enjoy hiking when I can. Still trying to improve my bird recognition skills. I love gardening and gardens as well, and hope to have one I can potter about in again quite soon.</p><p>💬 I always try to add alt text, always grateful for feedback on improving what I write.</p><p>🇫🇮 I communicate in Finnish at B2 level and French at B1 level (this means I can listen to the radio and read news articles in both languages), but this account is mostly in English. Do please however feel free to write to me in Finnish or French, and apologies in advance for typos in my replies.</p><p>🙍 It can be very tempting but I try not to boost, interact with or bring up politics here, except how it intersects with my above interests. I have filters set up for many politics keywords. Politics matters a lot to me, but this is not where I discuss it, and this way I keep Fedi a place of joy for me.</p><p>🚫 I CW at least selfies, food and drink, and direct politics references.</p><p>Feel free to follow me, but unless we&#39;ve interacted, I&#39;m unlikely to follow back to keep my feed manageable.</p><p>Some tags: <a href=\"https://mementomori.social/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a> <a href=\"https://mementomori.social/tags/queer\" class=\"mention hashtag\" rel=\"tag\">#<span>queer</span></a> <a href=\"https://mementomori.social/tags/parenting\" class=\"mention hashtag\" rel=\"tag\">#<span>parenting</span></a> <a href=\"https://mementomori.social/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> <a href=\"https://mementomori.social/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://mementomori.social/tags/LGBTQInSTEM\" class=\"mention hashtag\" rel=\"tag\">#<span>LGBTQInSTEM</span></a> <a href=\"https://mementomori.social/tags/QueerInStem\" class=\"mention hashtag\" rel=\"tag\">#<span>QueerInStem</span></a> <a href=\"https://mementomori.social/tags/LGBTQ\" class=\"mention hashtag\" rel=\"tag\">#<span>LGBTQ</span></a> <a href=\"https://mementomori.social/tags/Helsinki\" class=\"mention hashtag\" rel=\"tag\">#<span>Helsinki</span></a> <a href=\"https://mementomori.social/tags/trains\" class=\"mention hashtag\" rel=\"tag\">#<span>trains</span></a> <a href=\"https://mementomori.social/tags/SlowTravel\" class=\"mention hashtag\" rel=\"tag\">#<span>SlowTravel</span></a> <a href=\"https://mementomori.social/tags/accessibility\" class=\"mention hashtag\" rel=\"tag\">#<span>accessibility</span></a> <a href=\"https://mementomori.social/tags/hiking\" class=\"mention hashtag\" rel=\"tag\">#<span>hiking</span></a> <a href=\"https://mementomori.social/tags/gardening\" class=\"mention hashtag\" rel=\"tag\">#<span>gardening</span></a> <a href=\"https://mementomori.social/tags/outdoors\" class=\"mention hashtag\" rel=\"tag\">#<span>outdoors</span></a> </p><p>Avatar alt text: a profile picture of me in a lift wearing a purple hoodie with pictures of birds, and a black jacket. There is brushed metal behind my head.</p><p>Header alt text: An autumnal view down Justinjohka valley in Sápmi, viewed from Inarinpolku.</p>" }, "updated": "2024-11-29T21:05:07Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mementomori.social/tags/introduction", "name": "#introduction" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/queer", "name": "#queer" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/parenting", "name": "#parenting" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/physics", "name": "#physics" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/science", "name": "#science" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/lgbtqinstem", "name": "#lgbtqinstem" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/queerinstem", "name": "#queerinstem" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/lgbtq", "name": "#lgbtq" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/helsinki", "name": "#helsinki" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/trains", "name": "#trains" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/slowtravel", "name": "#slowtravel" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/accessibility", "name": "#accessibility" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/hiking", "name": "#hiking" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/gardening", "name": "#gardening" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/outdoors", "name": "#outdoors" } ], "replies": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113481697280427580/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mementomori.social/users/davidjamesweir/statuses/113481697280427580/replies?only_other_accounts=true&page=true", "partOf": "https://mementomori.social/users/davidjamesweir/statuses/113481697280427580/replies", "items": [] } }, "likes": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113481697280427580/likes", "type": "Collection", "totalItems": 29 }, "shares": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113481697280427580/shares", "type": "Collection", "totalItems": 7 } }, { "id": "https://mementomori.social/users/davidjamesweir/statuses/113068829721205383", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-09-02T16:10:22Z", "url": "https://mementomori.social/@davidjamesweir/113068829721205383", "attributedTo": "https://mementomori.social/users/davidjamesweir", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mementomori.social/users/davidjamesweir/followers" ], "sensitive": false, "atomUri": "https://mementomori.social/users/davidjamesweir/statuses/113068829721205383", "inReplyToAtomUri": null, "conversation": "tag:mementomori.social,2024-09-02:objectId=39581317:objectType=Conversation", "content": "<p>Many years ago I registered the astro-ph.co domain because it got turned into a link by various email clients (and even PDF readers) - and I thought it would be useful if rather than dumping you at a &quot;no such domain&quot; error page or a search engine result page, it actually took you to the relevant arXiv page. I never got around to doing more than a simple redirect to <a href=\"https://arxiv.org/list/astro-ph.CO/recent\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">arxiv.org/list/astro-ph.CO/rec</span><span class=\"invisible\">ent</span></a> but I hope that&#39;s been better than nothing.</p><p>Anyway, I&#39;ve now renewed it for one more year, and because .co domains are relatively expensive and I can&#39;t even really remember the problem I was trying to solve with this, I&#39;m going to let it lapse in September 2025. In the meantime, if anyone has any responsible ideas for what to do with this and wants to take it over, let me know.</p><p>I&#39;ll probably boost/repost about this a few times before the time runs out.</p><p><a href=\"https://mementomori.social/tags/astrodon\" class=\"mention hashtag\" rel=\"tag\">#<span>astrodon</span></a> <a href=\"https://mementomori.social/tags/cosmology\" class=\"mention hashtag\" rel=\"tag\">#<span>cosmology</span></a> <a href=\"https://mementomori.social/tags/arxiv\" class=\"mention hashtag\" rel=\"tag\">#<span>arxiv</span></a> <a href=\"https://mementomori.social/tags/AcademicChatter\" class=\"mention hashtag\" rel=\"tag\">#<span>AcademicChatter</span></a></p>", "contentMap": { "en": "<p>Many years ago I registered the astro-ph.co domain because it got turned into a link by various email clients (and even PDF readers) - and I thought it would be useful if rather than dumping you at a &quot;no such domain&quot; error page or a search engine result page, it actually took you to the relevant arXiv page. I never got around to doing more than a simple redirect to <a href=\"https://arxiv.org/list/astro-ph.CO/recent\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">arxiv.org/list/astro-ph.CO/rec</span><span class=\"invisible\">ent</span></a> but I hope that&#39;s been better than nothing.</p><p>Anyway, I&#39;ve now renewed it for one more year, and because .co domains are relatively expensive and I can&#39;t even really remember the problem I was trying to solve with this, I&#39;m going to let it lapse in September 2025. In the meantime, if anyone has any responsible ideas for what to do with this and wants to take it over, let me know.</p><p>I&#39;ll probably boost/repost about this a few times before the time runs out.</p><p><a href=\"https://mementomori.social/tags/astrodon\" class=\"mention hashtag\" rel=\"tag\">#<span>astrodon</span></a> <a href=\"https://mementomori.social/tags/cosmology\" class=\"mention hashtag\" rel=\"tag\">#<span>cosmology</span></a> <a href=\"https://mementomori.social/tags/arxiv\" class=\"mention hashtag\" rel=\"tag\">#<span>arxiv</span></a> <a href=\"https://mementomori.social/tags/AcademicChatter\" class=\"mention hashtag\" rel=\"tag\">#<span>AcademicChatter</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mementomori.social/tags/astrodon", "name": "#astrodon" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/cosmology", "name": "#cosmology" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/arxiv", "name": "#arxiv" }, { "type": "Hashtag", "href": "https://mementomori.social/tags/academicchatter", "name": "#academicchatter" } ], "replies": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113068829721205383/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mementomori.social/users/davidjamesweir/statuses/113068829721205383/replies?only_other_accounts=true&page=true", "partOf": "https://mementomori.social/users/davidjamesweir/statuses/113068829721205383/replies", "items": [] } }, "likes": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113068829721205383/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://mementomori.social/users/davidjamesweir/statuses/113068829721205383/shares", "type": "Collection", "totalItems": 6 } } ] }