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.
{
"@context": "https://www.w3.org/ns/activitystreams",
"type": "OrderedCollectionPage",
"orderedItems": [
{
"type": "Announce",
"actor": "https://www.minds.com/api/activitypub/users/1216681399143112718",
"object": {
"type": "Note",
"id": "https://www.minds.com/api/activitypub/users/998723835924586510/entities/urn:activity:1214597045483266048",
"attributedTo": "https://www.minds.com/api/activitypub/users/998723835924586510",
"content": "<br /><a href=\"https://www.youtube.com/watch?v=_mEsl7nck80\" target=\"_blank\">https://www.youtube.com/watch?v=_mEsl7nck80</a><br /><br />Procedurally generated 3D terrain with perlin noise.<br />Additional experiments with procedural 3d terrain generation, new additions:<br />. snow<br />. improved atmospheric perspective<br />. improved hydraulic erosion algorithm<br />. basic day/night cycle<br />. showing deposition of sediment<br />. improved overall realism<br /><br />There is a lot of space for additional improvements, in particular with the rendering of rivers (which look very ugly now) and adding some sort of LOD and general optimizations. The erosion computation is now performed on the CPU, I should probably try to move it in a compute shader.<br /><br />The small 3D viewer I developed features soft shadows, normal mapping, hdr lighting, bloom, parallax mapping, cubemap skybox and reflections.<br /><br />The GUI used is the amazing imgui.<br /><br />Terrain textures from: FreePBR.com<br />Cubemap from: <a href=\"https://opengameart.org/content/miramar-skybox\" target=\"_blank\">https://opengameart.org/content/miramar-skybox</a><br /><br />",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/998723835924586510/followers"
],
"tag": [],
"url": "https://www.minds.com/newsfeed/1214597045483266048",
"published": "2021-03-05T15:35:01+00:00",
"source": {
"content": "\nhttps://www.youtube.com/watch?v=_mEsl7nck80\n\nProcedurally generated 3D terrain with perlin noise.\nAdditional experiments with procedural 3d terrain generation, new additions:\n. snow\n. improved atmospheric perspective\n. improved hydraulic erosion algorithm\n. basic day/night cycle\n. showing deposition of sediment\n. improved overall realism\n\nThere is a lot of space for additional improvements, in particular with the rendering of rivers (which look very ugly now) and adding some sort of LOD and general optimizations. The erosion computation is now performed on the CPU, I should probably try to move it in a compute shader.\n\nThe small 3D viewer I developed features soft shadows, normal mapping, hdr lighting, bloom, parallax mapping, cubemap skybox and reflections.\n\nThe GUI used is the amazing imgui.\n\nTerrain textures from: FreePBR.com\nCubemap from: https://opengameart.org/content/miramar-skybox\n\n",
"mediaType": "text/plain"
}
},
"id": "https://www.minds.com/api/activitypub/users/1216681399143112718/entities/urn:activity:1216691264259960832/activity",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/998723835924586510",
"https://www.minds.com/api/activitypub/users/1216681399143112718/followers"
]
},
{
"type": "Announce",
"actor": "https://www.minds.com/api/activitypub/users/1216681399143112718",
"object": {
"type": "Note",
"id": "https://www.minds.com/api/activitypub/users/968454719804547089/entities/urn:activity:984169363526066176",
"attributedTo": "https://www.minds.com/api/activitypub/users/968454719804547089",
"content": "<a href=\"https://www.minds.com/search?f=top&t=all&q=BELCACDAC\" title=\"#BELCACDAC\" class=\"u-url hashtag\" target=\"_blank\">#BELCACDAC</a>-5. \"Ses travaux sur l’algèbre homologique et sur la géométrie algébrique étaient la motivation principale pour une adoption des catégries par Bourbaki.\" <br /><br />M.Ü.: 'Seine Arbeiten zur homologischen Algebra und zur algebraischen Geometrie waren der hauptsächliche Beweggrund für die Übernahme der Kategorien[theorie] durch Bourbaki.'<br /><br />My tr.: 'His work on homological algebra and algebraic geometry was the main motivation behind Bourbaki's adoption of [the theory of] categories.' <br /><br /><br />Remark. It is well-known that <a href=\"https://www.minds.com/search?f=top&t=all&q=Bourbaki\" title=\"#Bourbaki\" class=\"u-url hashtag\" target=\"_blank\">#Bourbaki</a> never wrote a textbook about <a href=\"https://www.minds.com/search?f=top&t=all&q=categoryheory\" title=\"#categoryheory\" class=\"u-url hashtag\" target=\"_blank\">#categoryheory</a>. Therefore, the question arises as to what Krömer means exactly when he says that Bourbaki 'adopted' category[-theory]. The answer comes in the next sentence.",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/968454719804547089/followers"
],
"tag": [],
"url": "https://www.minds.com/newsfeed/984169363526066176",
"published": "2019-06-08T18:57:41+00:00",
"source": {
"content": "#BELCACDAC-5. \"Ses travaux sur l’algèbre homologique et sur la géométrie algébrique étaient la motivation principale pour une adoption des catégries par Bourbaki.\" \n\nM.Ü.: 'Seine Arbeiten zur homologischen Algebra und zur algebraischen Geometrie waren der hauptsächliche Beweggrund für die Übernahme der Kategorien[theorie] durch Bourbaki.'\n\nMy tr.: 'His work on homological algebra and algebraic geometry was the main motivation behind Bourbaki's adoption of [the theory of] categories.' \n\n\nRemark. It is well-known that #Bourbaki never wrote a textbook about #categoryheory. Therefore, the question arises as to what Krömer means exactly when he says that Bourbaki 'adopted' category[-theory]. The answer comes in the next sentence.",
"mediaType": "text/plain"
}
},
"id": "https://www.minds.com/api/activitypub/users/1216681399143112718/entities/urn:activity:1216689709169422336/activity",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/968454719804547089",
"https://www.minds.com/api/activitypub/users/1216681399143112718/followers"
]
},
{
"type": "Announce",
"actor": "https://www.minds.com/api/activitypub/users/1216681399143112718",
"object": {
"type": "Note",
"id": "https://www.minds.com/api/activitypub/users/458280862337732608/entities/urn:activity:1171498511514632192",
"attributedTo": "https://www.minds.com/api/activitypub/users/458280862337732608",
"content": "\"The team based its current research on the digital model of the neocortex that it finished in 2015. They probed the way this digital neocortex responded by using the mathematical system of algebraic topology. It allowed them to determine that our brain constantly creates very intricate multi-dimensional geometrical shapes and spaces that look like \"sandcastles\".<br /> <a href=\"https://www.minds.com/search?f=top&t=all&q=digitalmodel\" title=\"#digitalmodel\" class=\"u-url hashtag\" target=\"_blank\">#digitalmodel</a> <a href=\"https://www.minds.com/search?f=top&t=all&q=neocortex\" title=\"#neocortex\" class=\"u-url hashtag\" target=\"_blank\">#neocortex</a> <a href=\"https://www.minds.com/search?f=top&t=all&q=algebraic\" title=\"#algebraic\" class=\"u-url hashtag\" target=\"_blank\">#algebraic</a> <a href=\"https://www.minds.com/search?f=top&t=all&q=topology\" title=\"#topology\" class=\"u-url hashtag\" target=\"_blank\">#topology</a> <br /><a href=\"https://bigthink.com/paul-ratner/our-brains-think-in-11-dimensions-discover-scientists\" target=\"_blank\">https://bigthink.com/paul-ratner/our-brains-think-in-11-dimensions-discover-scientists</a>",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/458280862337732608/followers"
],
"tag": [],
"url": "https://www.minds.com/newsfeed/1171498511514632192",
"published": "2020-11-06T17:16:50+00:00",
"source": {
"content": "\"The team based its current research on the digital model of the neocortex that it finished in 2015. They probed the way this digital neocortex responded by using the mathematical system of algebraic topology. It allowed them to determine that our brain constantly creates very intricate multi-dimensional geometrical shapes and spaces that look like \"sandcastles\".\n #digitalmodel #neocortex #algebraic #topology \nhttps://bigthink.com/paul-ratner/our-brains-think-in-11-dimensions-discover-scientists",
"mediaType": "text/plain"
}
},
"id": "https://www.minds.com/api/activitypub/users/1216681399143112718/entities/urn:activity:1216686695732465664/activity",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/458280862337732608",
"https://www.minds.com/api/activitypub/users/1216681399143112718/followers"
]
},
{
"type": "Announce",
"actor": "https://www.minds.com/api/activitypub/users/1216681399143112718",
"object": {
"type": "Note",
"id": "https://www.minds.com/api/activitypub/users/917152154001612809/entities/urn:activity:1212068227990294528",
"attributedTo": "https://www.minds.com/api/activitypub/users/917152154001612809",
"content": "Big things coming! With bradleydickerson95 . . . . . . . . . .",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/917152154001612809/followers"
],
"tag": [],
"url": "https://www.minds.com/newsfeed/1212068227990294528",
"published": "2021-02-26T16:06:23+00:00",
"source": {
"content": "Big things coming! With bradleydickerson95 . . . . . . . . . .",
"mediaType": "text/plain"
}
},
"id": "https://www.minds.com/api/activitypub/users/1216681399143112718/entities/urn:activity:1216685930063769600/activity",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/917152154001612809",
"https://www.minds.com/api/activitypub/users/1216681399143112718/followers"
]
},
{
"type": "Announce",
"actor": "https://www.minds.com/api/activitypub/users/1216681399143112718",
"object": {
"type": "Note",
"id": "https://www.minds.com/api/activitypub/users/1194456486974070795/entities/urn:activity:1216316829566091264",
"attributedTo": "https://www.minds.com/api/activitypub/users/1194456486974070795",
"content": "you're falling asleep in math class ",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/1194456486974070795/followers"
],
"tag": [],
"url": "https://www.minds.com/newsfeed/1216316829566091264",
"published": "2021-03-10T09:28:49+00:00",
"source": {
"content": "you're falling asleep in math class ",
"mediaType": "text/plain"
}
},
"id": "https://www.minds.com/api/activitypub/users/1216681399143112718/entities/urn:activity:1216684290781884416/activity",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://www.minds.com/api/activitypub/users/1194456486974070795",
"https://www.minds.com/api/activitypub/users/1216681399143112718/followers"
]
}
],
"id": "https://www.minds.com/api/activitypub/users/1216681399143112718/outbox",
"partOf": "https://www.minds.com/api/activitypub/users/1216681399143112718/outboxoutbox"
}