{"items":[{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-03-19 03:19:32.519Z","domain":"mathtod.online","followerCount":54,"followers":"https://mathtod.online/users/fujidig/followers","following":"https://mathtod.online/users/fujidig/following","followingCount":41,"icon":"https://f005.backblazeb2.com/file/mathtodonassets/accounts/avatars/000/002/487/original/3f91e1b8bdea1a4a.jpg","id":"i3a1kqtuskunft9","inbox":"https://mathtod.online/users/fujidig/inbox","iri":"https://mathtod.online/users/fujidig","isLocal":false,"last_fetched":"2026-04-01 19:55:32.722Z","outbox":"https://mathtod.online/users/fujidig/outbox","preferred_username":"fujidig","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0txwREMPFORn+2dlEsBU\ngBo2C6hE3k5Yc7nZhYtVQCXCbgrK+MttsfBOTQgq8Z+xD2P97Dk7MddcriTfRqpd\nu6Yo7l13Df3jcTtChoXKBZsneShFRgR91uXHOe6m3yg4DOEtZ69GSsKh3nF89rUq\nOkDxv9uiXiNOEt80Vely/n3l+g9bVQpNjacV3mwGnHyjBjbd2Syx6UuLTj+4nM4E\n9Q10Z6883b0a/2A3zKyLJAbI4KdeAkz2lxrLBlPONOFKj1pAggmEIdBATl6XeBvH\nFVTJLd529D9RgS3frqrkO6gnNGn/Mh65D0tpT7R7o9LNlEhZmW34bcG7a7JxujnU\npwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2017-04-26 00:00:00.000Z","summary":"","updated":"2026-04-01 19:55:32.722Z","user":"","username":"fujidig"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-04-01 19:55:33.041Z","domain":"mathtod.online","followerCount":0,"followers":"https://mathtod.online/users/cardinalinvariants/followers","following":"https://mathtod.online/users/cardinalinvariants/following","followingCount":0,"icon":"https://f005.backblazeb2.com/file/mathtodonassets/accounts/avatars/116/078/978/414/030/095/original/17d169c8a0270438.png","id":"hu9s6ssgifiue21","inbox":"https://mathtod.online/users/cardinalinvariants/inbox","iri":"https://mathtod.online/users/cardinalinvariants","isLocal":false,"last_fetched":"2026-04-01 19:55:33.041Z","outbox":"https://mathtod.online/users/cardinalinvariants/outbox","preferred_username":"cardinalinvariants","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAohnjHsCP/DyOvo5o8JaM\nfY+5C5ML8U3pQXBBQvD517hJ5YzFMSfR0jTyjyqQyVXYr47x8L7jeh/1JYkB9NjD\nYo5LPfO9uGcKtFbb4bc4ur4pT84DeYbB/qBDF0JAni+48BnstpimyANvd34sttsU\nH6XoUPrFAJeQNu7dp/Qj/2/nSGDhEtvaAcWW/JABXZMRmyprioNGR46yTFpIqFzM\nVVmz3giMzpABjciX6KcsnmypBOfIix7OzQUkNTt73KlOkstUl7z1o5gpxVE1ud9F\nyv9gnlqcHPgxPAx7iafRHt6kE5HyGBmBQ/1BFgAyI3wZaBQXaIRrLAm09ACNMZ9v\n3wIDAQAB\n-----END PUBLIC KEY-----\n","published":"2026-02-16 00:00:00.000Z","summary":"

公理的集合論のトピックであるところの、強制法と基数不変量についての事実を呟いていきます。
管理：@fujidig

","updated":"2026-04-01 19:55:33.041Z","user":"","username":"強制法と基数不変量bot"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-12-31 12:01:57.727Z","domain":"fedibird.com","followerCount":152,"followers":"https://fedibird.com/users/imtflambda/followers","following":"https://fedibird.com/users/imtflambda/following","followingCount":139,"icon":"https://s3.fedibird.com/accounts/avatars/114/051/441/641/907/770/original/4a443c79e106b94c.jpg","id":"8b120h76h5o3rff","inbox":"https://fedibird.com/users/imtflambda/inbox","iri":"https://fedibird.com/users/imtflambda","isLocal":false,"last_fetched":"2026-04-01 19:55:33.977Z","outbox":"https://fedibird.com/users/imtflambda/outbox","preferred_username":"imtflambda","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnZSeGvG+tNR/EtUFmq/N\nE7h4vTuhCUZDZY0KFCXI27HDN3DjkO6MVgsu6+FrsInWueivZ4xIQIZcO/micctc\nwYvxkaoQSTnWgkPk4zj454FMMqi2kKKljQcgi/aXQ0Mnjs6LOzvc80irrh4FavDh\nyxLy8ArrYrS95cXMcd34lidAslRkPo/pCpyOH0wkzAPooGhNVhg8fSKec1CAuALY\n0jZ921e0QWWLRGfvPf2pQDqQOstCe/2uyxn4Ylzlnz80UCsVZmN9lbnmX6DPmY42\n1j1G1JbMlWt7vzKsZH3njVRRYQVW/XdYM/Xh6g7sDRVVIsbnTKhcAF6ucVptgqT+\nTwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2025-02-23 00:00:00.000Z","summary":"

虚時間fλとも。
とある大学生のアカウントです。PCいじったり理系教科を学んだり。けど、アウトドア系で自転車で遠征することもしばしば。鉄道写真なども。
主に日常・理系・鉄道の３つの話題の投稿をしようと思います。

","updated":"2026-04-01 19:55:33.977Z","user":"","username":"エフラムダ"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-01-14 07:04:11.111Z","domain":"fedibird.com","followerCount":0,"followers":"https://fedibird.com/users/t4b/followers","following":"https://fedibird.com/users/t4b/following","followingCount":0,"icon":"https://s3.fedibird.com/accounts/avatars/112/510/105/951/549/293/original/872d7021127aac5f.jpg","id":"794zbr4sxjrke52","inbox":"https://fedibird.com/users/t4b/inbox","iri":"https://fedibird.com/users/t4b","isLocal":false,"last_fetched":"2026-04-01 19:55:34.442Z","outbox":"https://fedibird.com/users/t4b/outbox","preferred_username":"t4b","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtQwT5xk4Lj32Us8Cs+Yg\nAskwwmWoLNWP7UP2WJ4zMWG3Yo97f0aqNDsBB/i/6+NhmRKzskw+4NZoPMwjPC8g\nHqQOU4B0yvOvRT/ws0dHVMUDuH5MpfFCr0o40qXccC9SIdGOr2NIQa150s9QLRla\nH5OHfw8MWyYscSTRBYyjOrTJKaXMpSLjZg907VtKvoRYxxazk8kBBbiiOhPqnNXj\nc3TMHJ0YB8Skftv8lDeqd46oyhRtnxAYENOJzPcpPFMG2FRVOfEE7JTQCXO/FdzI\nZNTpxxuhS+LOG4yK+ifWEbUwg1kzL9i4IemCalRi8daN+T1xFPE+iSE3w1vXFYjR\nnQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2024-05-26 00:00:00.000Z","summary":"

a being from mars.
another account : @n9g

","updated":"2026-04-01 19:55:34.443Z","user":"","username":"tosibee/としべえ"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-01-03 15:20:41.247Z","domain":"mathtod.online","followerCount":0,"followers":"https://mathtod.online/users/tetu/followers","following":"https://mathtod.online/users/tetu/following","followingCount":0,"icon":"https://f005.backblazeb2.com/file/mathtodonassets/accounts/avatars/000/001/461/original/c5a158620bdafa3f.png","id":"ynxji0rpqls75ge","inbox":"https://mathtod.online/users/tetu/inbox","iri":"https://mathtod.online/users/tetu","isLocal":false,"last_fetched":"2026-04-01 19:55:34.732Z","outbox":"https://mathtod.online/users/tetu/outbox","preferred_username":"tetu","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwg/SeLqi0muXJloFf3GZ\npxCXGoVv1hdFSuQk0XGvGttBDBbVbugGxStN8eIHi7KHdlc2+c1zZyD9Te2TZZHP\nincOaHBrjsG2ODXCUIGhLSx6t/lmf0XJjUIIyzSWbIxOtS33zOuhjyz14zMByJcy\nWXJ+1fMyuc0ZwFX05WN5pKb93kpQ40eH6LbCvGNhY3yJp6yLTlw+GhWDqWks1nhy\ntrLx5NB05NHZlHKy1M3ZFg35B4xav8PQTT7mH50d8clWoYEa0gXFVqjjgGOC9Ali\n3sl4Jp8fB3eXs/SW3AZmuKq2uDc+VoN1EbHYodH9agnCfsbRDb+CoRflmGrrgIen\nrQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2017-04-24 00:00:00.000Z","summary":"

好きなもの: Rust/C++(20以降)/i3wm/HPC/計算機代数/グレブナー基底/剰余環/FFT/多倍長計算/円周率/ボードゲーム/ドミニオン/鉄道/早見沙織

","updated":"2026-04-01 19:55:34.732Z","user":"","username":"Toru3"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-04-01 19:55:35.334Z","domain":"mathtod.online","followerCount":0,"followers":"https://mathtod.online/users/ineffable_bot/followers","following":"https://mathtod.online/users/ineffable_bot/following","followingCount":0,"icon":"https://f005.backblazeb2.com/file/mathtodonassets/accounts/avatars/112/921/388/588/994/342/original/a1b378ff90f3d72e.jpg","id":"p7dzfez6qjm8rlm","inbox":"https://mathtod.online/users/ineffable_bot/inbox","iri":"https://mathtod.online/users/ineffable_bot","isLocal":false,"last_fetched":"2026-04-01 19:55:35.333Z","outbox":"https://mathtod.online/users/ineffable_bot/outbox","preferred_username":"ineffable_bot","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzosezGXdX9Dcd4XwqFKL\ne2PfemiztoPTp6oaY4/JXe6loPYiVMBMloFemzBxulpSEqDxj7qbsxa7+sQ4ZRGb\nVpFZnOjpxUvIXHuwE0W65HdmWyGE7e4ueWIr+B109pqh73ba97I1NwfnKtMTPGlc\nJdG9BpIjWNZ46CcKUlcUeULyH7dNoqJVGiQbqV7Xp0Z6Hp3LsNjDjS0KR6ByL3hl\nGkTmYv1CW/N09ayp9ksZm1HOXeTHKfjhrZ55cHH4tvdlrDR+DuYi051fn5J0B4JR\n2lYPBY61mx3yDj9tb/cJg1ZA3hvy3ShXQ1tVylLeZF3iYmDJQdkR2pDY8E4RzyxY\nMQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2024-08-07 00:00:00.000Z","summary":"

X.com から引っ越してきました。巨大基数公理を中心に集合論の蘊蓄を傾け続けるBOTです。基本的に自動運転で、話しかけられても反応はしませんので、何かあれば中の人 (@selbstdenker) までご連絡ください。

","updated":"2026-04-01 19:55:35.334Z","user":"","username":"巨大基数公理bot"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-04-01 19:55:35.618Z","domain":"mathtod.online","followerCount":0,"followers":"https://mathtod.online/users/Liu/followers","following":"https://mathtod.online/users/Liu/following","followingCount":0,"icon":"","id":"kw0ojdcyncfssr1","inbox":"https://mathtod.online/users/Liu/inbox","iri":"https://mathtod.online/users/Liu","isLocal":false,"last_fetched":"2026-04-01 19:55:35.618Z","outbox":"https://mathtod.online/users/Liu/outbox","preferred_username":"Liu","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0WxTC7Y41cH54MMSNQ1o\nj2UXtwyW4Q86MJpykBsKuhBf2P8b7cgoV4seAI/Xof+YdZghNTjLlo+vG4NXWgFn\nwgM05Kc3baJ5gamilIJqVZWbxdnHv/0/JsXWMO8ZBtAHmMLY0XCRDRDOTinfsCcw\nX1wxH3PMtL16G4fVIl3Yg6mdddANSmoHpckY42hYZOEkldhBA9ZVPyn81EeWN2cK\nRCbd4KLO1yKUc5VNRMuWrJIH+WrjkR4rFkcgjsFANn8katyJMuCILciVMk/SuXsS\nhZXMrn1YTMGgXLTalM/y28dev4SQczUFLMIJrZ/h5AKIo22glO6GR6ieC6o91wo7\nFwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2024-04-15 00:00:00.000Z","summary":"","updated":"2026-04-01 19:55:35.618Z","user":"","username":"Liu"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-03-31 04:17:02.996Z","domain":"mathtod.online","followerCount":1,"followers":"https://mathtod.online/users/masaakiuesaka/followers","following":"https://mathtod.online/users/masaakiuesaka/following","followingCount":24,"icon":"","id":"qmlt0umu7co5df6","inbox":"https://mathtod.online/users/masaakiuesaka/inbox","iri":"https://mathtod.online/users/masaakiuesaka","isLocal":false,"last_fetched":"2026-04-01 19:55:35.889Z","outbox":"https://mathtod.online/users/masaakiuesaka/outbox","preferred_username":"masaakiuesaka","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApTgGqnOSyDu6v3Uexpod\nOVQj9fXm02138dqGKo8VisbexEOJuZPgoSzbaqfxS2M04p14HyVsHNQvCZEJXjNr\nRku7wE7rWmYSyeVz2yAzyv3aGiwCTOXbQkaLlj934hWqfsM6f2mLzy9kx6xtVn9A\nsY0/91DncySGvwBKk1z04wJi4tLqqttT0zIBZGPsR9TjMwfWg7mxE+JpSrKTYA51\nninolPlP/bDrJ1YvpH6HO0BptWrPn5szT/8pOLCcv93w5eyu83ZjOOYvYtAQj6Re\nOXahHCnq1I7la2e8UVeJDam3yAgmiThCb+M+ChvxSMw791yZXTMog0TeDFo7okcd\n/QIDAQAB\n-----END PUBLIC KEY-----\n","published":"2023-07-02 00:00:00.000Z","summary":"","updated":"2026-04-01 19:55:35.889Z","user":"","username":"masaakiuesaka"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-04-01 19:55:36.178Z","domain":"mathtod.online","followerCount":0,"followers":"https://mathtod.online/users/yudukikun5120/followers","following":"https://mathtod.online/users/yudukikun5120/following","followingCount":0,"icon":"https://f005.backblazeb2.com/file/mathtodonassets/accounts/avatars/000/086/686/original/76cfd8d8436b80b9.jpeg","id":"44yihpq7izc9ab3","inbox":"https://mathtod.online/users/yudukikun5120/inbox","iri":"https://mathtod.online/users/yudukikun5120","isLocal":false,"last_fetched":"2026-04-01 19:55:36.177Z","outbox":"https://mathtod.online/users/yudukikun5120/outbox","preferred_username":"yudukikun5120","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxw3S/tyGbYwp7fUQQqX6\nGkk+omW/efiTnsB8Px2k5VauScORJFzjwXnbmYDpGTSo3Btxh6G9qmwDSG6LL4Yd\nirV81gV4GHhnqichKYukHCkz+TzeRaaXJOMddzd79uZHk7RVXHAQ9fOY9AO5z89Q\nIrNgP2MhYbFoTat2KzHiJ6NuZgAkEnrkfHntOxF7gHlyj95TeQtcnM4mp9XCrPRS\nc1SA0d+nFEYLVqf2dapLysV8c9cVeye+6EltQSiPU3gHpxxe5iq56Ifs/vc5Yowe\n0NDz79p49iiE4FcoPjyPCw77K2FSdyKYNNa3SGQXle9iwCIb3stOcrm0QoPx6vaa\nWwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2021-04-03 00:00:00.000Z","summary":"

一度梟身を尽して、又新に梟身を得。

引越し: @Kyokuten

","updated":"2026-04-01 19:55:36.178Z","user":"","username":"跼"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-04-01 19:55:36.363Z","domain":"social.vivaldi.net","followerCount":0,"followers":"https://social.vivaldi.net/users/ryuhdoh/followers","following":"https://social.vivaldi.net/users/ryuhdoh/following","followingCount":0,"icon":"","id":"tpfef88gxvvij5v","inbox":"https://social.vivaldi.net/users/ryuhdoh/inbox","iri":"https://social.vivaldi.net/users/ryuhdoh","isLocal":false,"last_fetched":"2026-04-01 19:55:36.362Z","outbox":"https://social.vivaldi.net/users/ryuhdoh/outbox","preferred_username":"ryuhdoh","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyAeyZvQNDBXzHHYzYeT/\nT2uiTj1GXH+HmRsF5chra3+OQQ/nKb+PXptNwHYKilQ3giAMGEdTqtGE8t3L2dg7\nV7JQbebRv0D+DHSmMYbIBeLWNN8r8qvX47nfg1QzvAi0rqS/gskzGbpgXoAeKl/T\n//WoMx+FlcbqMwDv+9M7mb3JWy2Wq61mEBYJP6YNiC+pB+kDuJtCjeBF8niBu7qk\nICzBXQyX1ZRYBW6Let74bu+84LGhuoDpoxlRcJLPE2l0QfvA+2TgLbgRkvVK016Q\nKYXJfUfboy0dJ8RnP+bAl6pfMOz/Fe86yk+bIqv2LfSMzotfSL9uSbE86IG4wWTN\newIDAQAB\n-----END PUBLIC KEY-----\n","published":"2023-02-09 00:00:00.000Z","summary":"

もうずっと重め残り…／今日も今日とて酒を飲む／そうだ，全国の公営競技に行こう／某所で本に携わる／情けは人の為ならず

","updated":"2026-04-01 19:55:36.363Z","user":"","username":"ryuhdoh"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-04-01 04:54:42.006Z","domain":"mathtod.online","followerCount":0,"followers":"https://mathtod.online/users/piano2683/followers","following":"https://mathtod.online/users/piano2683/following","followingCount":0,"icon":"https://f005.backblazeb2.com/file/mathtodonassets/accounts/avatars/000/028/014/original/a569a9e30172bcad.jpg","id":"uaavcgcx0g7zjhw","inbox":"https://mathtod.online/users/piano2683/inbox","iri":"https://mathtod.online/users/piano2683","isLocal":false,"last_fetched":"2026-04-01 19:55:36.648Z","outbox":"https://mathtod.online/users/piano2683/outbox","preferred_username":"piano2683","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2KZdpmwgUdGIdOSJYoqQ\nkkR0L1v6LpLWVmDRdRtvPINvvGP36Q5aqr6oHO1YpJC/974f4ziF34fIyfPyhhM5\nheNkqICRQGO5szI2N4bCB4XCzVEdh+aPvhc8pGjLv1wA/UHXxNuSW5/DztJPv9ML\njyGAQBLQ36xe24Fv46Koz4jgUUf25OiW+TZ554JrBoJ2e77V3+gJvLyLWr1QuuTM\n85oT6l+f4AoV7UsODNkVvj8gDjPPgocq7TEBtozyJzOWumKhid/fB7c/zeUtBkfy\ntPhYFoz26DNCWdT9hSTjQ/YlFQyQZQEl1XUd+bTBw59Sp1UiQw5wZJjde6jAWzdo\nWQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2018-08-15 00:00:00.000Z","summary":"","updated":"2026-04-01 19:55:36.648Z","user":"","username":"ぴあのん"}],"page":1,"perPage":10,"totalItems":1148,"totalPages":115}

$\mathscr{N}_{yoho}$

Following