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", { "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "featuredTags": { "@id": "toot:featuredTags", "@type": "@id" }, "alsoKnownAs": { "@id": "as:alsoKnownAs", "@type": "@id" }, "movedTo": { "@id": "as:movedTo", "@type": "@id" }, "schema": "http://schema.org#", "PropertyValue": "schema:PropertyValue", "value": "schema:value", "discoverable": "toot:discoverable", "suspended": "toot:suspended", "memorial": "toot:memorial", "indexable": "toot:indexable", "attributionDomains": { "@id": "toot:attributionDomains", "@type": "@id" }, "Hashtag": "as:Hashtag", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://datasci.social/users/heads", "type": "Person", "following": "https://datasci.social/users/heads/following", "followers": "https://datasci.social/users/heads/followers", "inbox": "https://datasci.social/users/heads/inbox", "outbox": "https://datasci.social/users/heads/outbox", "featured": "https://datasci.social/users/heads/collections/featured", "featuredTags": "https://datasci.social/users/heads/collections/tags", "preferredUsername": "heads", "name": "Center for Health Data Science", "summary": "<p>A data science hub for research groups throughout the Faculty of Health &amp; Medical Sciences at Københavns Universitet<br />➡️ Courses<br />➡️ Consultancy<br />➡️ Research<br />➡️ Events</p><p><a href=\"https://datasci.social/tags/HealthDataScience\" class=\"mention hashtag\" rel=\"tag\">#<span>HealthDataScience</span></a> <a href=\"https://datasci.social/tags/DataScience\" class=\"mention hashtag\" rel=\"tag\">#<span>DataScience</span></a> <a href=\"https://datasci.social/tags/Bioinformatics\" class=\"mention hashtag\" rel=\"tag\">#<span>Bioinformatics</span></a> <a href=\"https://datasci.social/tags/MachineLearning\" class=\"mention hashtag\" rel=\"tag\">#<span>MachineLearning</span></a> <a href=\"https://datasci.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> <a href=\"https://datasci.social/tags/BigData\" class=\"mention hashtag\" rel=\"tag\">#<span>BigData</span></a> <a href=\"https://datasci.social/tags/HPC\" class=\"mention hashtag\" rel=\"tag\">#<span>HPC</span></a> <a href=\"https://datasci.social/tags/RStats\" class=\"mention hashtag\" rel=\"tag\">#<span>RStats</span></a> <a href=\"https://datasci.social/tags/Python\" class=\"mention hashtag\" rel=\"tag\">#<span>Python</span></a> <a href=\"https://datasci.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> <a href=\"https://datasci.social/tags/Networking\" class=\"mention hashtag\" rel=\"tag\">#<span>Networking</span></a> <a href=\"https://datasci.social/tags/AcademicMastodon\" class=\"mention hashtag\" rel=\"tag\">#<span>AcademicMastodon</span></a> <a href=\"https://datasci.social/tags/PrecisionMedicine\" class=\"mention hashtag\" rel=\"tag\">#<span>PrecisionMedicine</span></a> <a href=\"https://datasci.social/tags/ComputationalBiology\" class=\"mention hashtag\" rel=\"tag\">#<span>ComputationalBiology</span></a> <a href=\"https://datasci.social/tags/MedicalAI\" class=\"mention hashtag\" rel=\"tag\">#<span>MedicalAI</span></a> <a href=\"https://datasci.social/tags/Biostatistics\" class=\"mention hashtag\" rel=\"tag\">#<span>Biostatistics</span></a> <a href=\"https://datasci.social/tags/Genomics\" class=\"mention hashtag\" rel=\"tag\">#<span>Genomics</span></a> <a href=\"https://datasci.social/tags/Bash\" class=\"mention hashtag\" rel=\"tag\">#<span>Bash</span></a> <a href=\"https://datasci.social/tags/Unix\" class=\"mention hashtag\" rel=\"tag\">#<span>Unix</span></a> <a href=\"https://datasci.social/tags/Supercomputing\" class=\"mention hashtag\" rel=\"tag\">#<span>Supercomputing</span></a> <a href=\"https://datasci.social/tags/HeaDS\" class=\"mention hashtag\" rel=\"tag\">#<span>HeaDS</span></a></p>", "url": "https://datasci.social/@heads", "manuallyApprovesFollowers": false, "discoverable": false, "indexable": false, "published": "2025-01-24T00:00:00Z", "memorial": false, "publicKey": { "id": "https://datasci.social/users/heads#main-key", "owner": "https://datasci.social/users/heads", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmMqowFDhsgc5oU2iQaxB\nqtVyTwUyVMjMQqL8HFv0AMvTpOLwBZXyuvP52G/eaKB1JfH6qahfCps32lMe0RKy\n00ScRHcwxBC6e3Sl7bV36cNGVfZ1L3ZyQ9R5/u6O6Vq+7ITocdWS0jc28IbHKsqS\nyv5Rmmp86eZQHmMF+ZAB9+FGgl50dhSCxFm2mY/gEwndIdURTnVA/HYwEYMFO92u\nSIZLjVWswDPTFCdRbQcw8l2sguFLjNHTZ2grX2+YeufgkoqtEuWLJJDVjfwK/r4s\nlEbozuFEMfuHNZhUSpcOgffMjENMY/Ilj3lQfF1mDMpRgCpoJvca9/q6pDoUEJ9x\nBQIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "type": "Hashtag", "href": "https://datasci.social/tags/healthdatascience", "name": "#healthdatascience" }, { "type": "Hashtag", "href": "https://datasci.social/tags/datascience", "name": "#datascience" }, { "type": "Hashtag", "href": "https://datasci.social/tags/heads", "name": "#heads" }, { "type": "Hashtag", "href": "https://datasci.social/tags/bioinformatics", "name": "#bioinformatics" }, { "type": "Hashtag", "href": "https://datasci.social/tags/machinelearning", "name": "#machinelearning" }, { "type": "Hashtag", "href": "https://datasci.social/tags/ai", "name": "#ai" }, { "type": "Hashtag", "href": "https://datasci.social/tags/bigdata", "name": "#bigdata" }, { "type": "Hashtag", "href": "https://datasci.social/tags/hpc", "name": "#hpc" }, { "type": "Hashtag", "href": "https://datasci.social/tags/rstats", "name": "#rstats" }, { "type": "Hashtag", "href": "https://datasci.social/tags/python", "name": "#python" }, { "type": "Hashtag", "href": "https://datasci.social/tags/openscience", "name": "#openscience" }, { "type": "Hashtag", "href": "https://datasci.social/tags/networking", "name": "#networking" }, { "type": "Hashtag", "href": "https://datasci.social/tags/academicmastodon", "name": "#academicmastodon" }, { "type": "Hashtag", "href": "https://datasci.social/tags/precisionmedicine", "name": "#precisionmedicine" }, { "type": "Hashtag", "href": "https://datasci.social/tags/computationalbiology", "name": "#computationalbiology" }, { "type": "Hashtag", "href": "https://datasci.social/tags/medicalai", "name": "#medicalai" }, { "type": "Hashtag", "href": "https://datasci.social/tags/biostatistics", "name": "#biostatistics" }, { "type": "Hashtag", "href": "https://datasci.social/tags/genomics", "name": "#genomics" }, { "type": "Hashtag", "href": "https://datasci.social/tags/bash", "name": "#bash" }, { "type": "Hashtag", "href": "https://datasci.social/tags/unix", "name": "#unix" }, { "type": "Hashtag", "href": "https://datasci.social/tags/supercomputing", "name": "#supercomputing" } ], "attachment": [ { "type": "PropertyValue", "name": "LinkedIn", "value": "<a href=\"https://linkedin.com/company/ucph-heads/\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">linkedin.com/company/ucph-head</span><span class=\"invisible\">s/</span></a>" }, { "type": "PropertyValue", "name": "Website", "value": "<a href=\"https://heads.ku.dk/\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">heads.ku.dk/</span><span class=\"invisible\"></span></a>" } ], "endpoints": { "sharedInbox": "https://datasci.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://sb-82bx3xp8al.b-cdn.net/accounts/avatars/113/882/742/859/766/203/original/10f7fa812181a4cd.png" }, "image": { "type": "Image", "mediaType": "image/png", "url": "https://sb-82bx3xp8al.b-cdn.net/accounts/headers/113/882/742/859/766/203/original/e04499f78f024a59.png" } }