{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:ZDYWS2NNB7ZIHHRYEPGV35Y3ET","short_pith_number":"pith:ZDYWS2NN","canonical_record":{"source":{"id":"2310.09620","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-10-14T17:03:29Z","cross_cats_sorted":[],"title_canon_sha256":"1dcb7549b1d10119d9bedbdab25ec0289a813026d9732f568b64da9223469aaf","abstract_canon_sha256":"4b0990a6eb13d7c8a29febb7764cd839ae0f5f1f4c8d6cb31c7c0613ef3f9e27"},"schema_version":"1.0"},"canonical_sha256":"c8f16969ad0ff2839e3823cd5df71b24e2593fc9bffb103e71f618dbd45c4978","source":{"kind":"arxiv","id":"2310.09620","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.09620","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"arxiv_version","alias_value":"2310.09620v1","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.09620","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"pith_short_12","alias_value":"ZDYWS2NNB7ZI","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"pith_short_16","alias_value":"ZDYWS2NNB7ZIHHRY","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"pith_short_8","alias_value":"ZDYWS2NN","created_at":"2026-07-05T07:01:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:ZDYWS2NNB7ZIHHRYEPGV35Y3ET","target":"record","payload":{"canonical_record":{"source":{"id":"2310.09620","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-10-14T17:03:29Z","cross_cats_sorted":[],"title_canon_sha256":"1dcb7549b1d10119d9bedbdab25ec0289a813026d9732f568b64da9223469aaf","abstract_canon_sha256":"4b0990a6eb13d7c8a29febb7764cd839ae0f5f1f4c8d6cb31c7c0613ef3f9e27"},"schema_version":"1.0"},"canonical_sha256":"c8f16969ad0ff2839e3823cd5df71b24e2593fc9bffb103e71f618dbd45c4978","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:01:08.557864Z","signature_b64":"hrwYUKnxoi7y4AII1cK803AWMmbKlg5Qn9zigk1N/xy9erD/F4uuOmvet6u4Z91uJ3s7XxrAruNpxbG7ois3Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8f16969ad0ff2839e3823cd5df71b24e2593fc9bffb103e71f618dbd45c4978","last_reissued_at":"2026-07-05T07:01:08.557382Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:01:08.557382Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2310.09620","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T07:01:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0OFGrqFrR859WBc77aRUVair4M6tNTFFLV3BP8gDhHOL8z0FAcFeRgapkX6EWXwInSH0roDXmy6B4WE0Me6wDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T02:46:16.381033Z"},"content_sha256":"63faf488c3dbc263955e245809d87c31639dc896903bcfa08c43b3c1d0cb52d0","schema_version":"1.0","event_id":"sha256:63faf488c3dbc263955e245809d87c31639dc896903bcfa08c43b3c1d0cb52d0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:ZDYWS2NNB7ZIHHRYEPGV35Y3ET","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Machine Learning for Urban Air Quality Analytics: A Survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Hao Liu, Hui Xiong, Jindong Han, Weijia Zhang","submitted_at":"2023-10-14T17:03:29Z","abstract_excerpt":"The increasing air pollution poses an urgent global concern with far-reaching consequences, such as premature mortality and reduced crop yield, which significantly impact various aspects of our daily lives. Accurate and timely analysis of air pollution is crucial for understanding its underlying mechanisms and implementing necessary precautions to mitigate potential socio-economic losses. Traditional analytical methodologies, such as atmospheric modeling, heavily rely on domain expertise and often make simplified assumptions that may not be applicable to complex air pollution problems. In cont"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.09620","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2310.09620/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T07:01:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"paXbho5tTHv02UA5OT3kYgQrSz+2DJ2LBPbARxPsBmBP0ZYre9Zlo4yAleN3EWdmHa/qFmDaCmCMQq/Ldp+fBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T02:46:16.382034Z"},"content_sha256":"52f83a7f8248d5fc6961717f60ddf1aef680e8809d83d786abc69cf71ba66568","schema_version":"1.0","event_id":"sha256:52f83a7f8248d5fc6961717f60ddf1aef680e8809d83d786abc69cf71ba66568"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZDYWS2NNB7ZIHHRYEPGV35Y3ET/bundle.json","state_url":"https://pith.science/pith/ZDYWS2NNB7ZIHHRYEPGV35Y3ET/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZDYWS2NNB7ZIHHRYEPGV35Y3ET/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-04T02:46:16Z","links":{"resolver":"https://pith.science/pith/ZDYWS2NNB7ZIHHRYEPGV35Y3ET","bundle":"https://pith.science/pith/ZDYWS2NNB7ZIHHRYEPGV35Y3ET/bundle.json","state":"https://pith.science/pith/ZDYWS2NNB7ZIHHRYEPGV35Y3ET/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZDYWS2NNB7ZIHHRYEPGV35Y3ET/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:ZDYWS2NNB7ZIHHRYEPGV35Y3ET","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"4b0990a6eb13d7c8a29febb7764cd839ae0f5f1f4c8d6cb31c7c0613ef3f9e27","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-10-14T17:03:29Z","title_canon_sha256":"1dcb7549b1d10119d9bedbdab25ec0289a813026d9732f568b64da9223469aaf"},"schema_version":"1.0","source":{"id":"2310.09620","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.09620","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"arxiv_version","alias_value":"2310.09620v1","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.09620","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"pith_short_12","alias_value":"ZDYWS2NNB7ZI","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"pith_short_16","alias_value":"ZDYWS2NNB7ZIHHRY","created_at":"2026-07-05T07:01:08Z"},{"alias_kind":"pith_short_8","alias_value":"ZDYWS2NN","created_at":"2026-07-05T07:01:08Z"}],"graph_snapshots":[{"event_id":"sha256:52f83a7f8248d5fc6961717f60ddf1aef680e8809d83d786abc69cf71ba66568","target":"graph","created_at":"2026-07-05T07:01:08Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2310.09620/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The increasing air pollution poses an urgent global concern with far-reaching consequences, such as premature mortality and reduced crop yield, which significantly impact various aspects of our daily lives. Accurate and timely analysis of air pollution is crucial for understanding its underlying mechanisms and implementing necessary precautions to mitigate potential socio-economic losses. Traditional analytical methodologies, such as atmospheric modeling, heavily rely on domain expertise and often make simplified assumptions that may not be applicable to complex air pollution problems. In cont","authors_text":"Hao Liu, Hui Xiong, Jindong Han, Weijia Zhang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-10-14T17:03:29Z","title":"Machine Learning for Urban Air Quality Analytics: A Survey"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.09620","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:63faf488c3dbc263955e245809d87c31639dc896903bcfa08c43b3c1d0cb52d0","target":"record","created_at":"2026-07-05T07:01:08Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"4b0990a6eb13d7c8a29febb7764cd839ae0f5f1f4c8d6cb31c7c0613ef3f9e27","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-10-14T17:03:29Z","title_canon_sha256":"1dcb7549b1d10119d9bedbdab25ec0289a813026d9732f568b64da9223469aaf"},"schema_version":"1.0","source":{"id":"2310.09620","kind":"arxiv","version":1}},"canonical_sha256":"c8f16969ad0ff2839e3823cd5df71b24e2593fc9bffb103e71f618dbd45c4978","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c8f16969ad0ff2839e3823cd5df71b24e2593fc9bffb103e71f618dbd45c4978","first_computed_at":"2026-07-05T07:01:08.557382Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:01:08.557382Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hrwYUKnxoi7y4AII1cK803AWMmbKlg5Qn9zigk1N/xy9erD/F4uuOmvet6u4Z91uJ3s7XxrAruNpxbG7ois3Bw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:01:08.557864Z","signed_message":"canonical_sha256_bytes"},"source_id":"2310.09620","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:63faf488c3dbc263955e245809d87c31639dc896903bcfa08c43b3c1d0cb52d0","sha256:52f83a7f8248d5fc6961717f60ddf1aef680e8809d83d786abc69cf71ba66568"],"state_sha256":"f1dc039d917526fbc5214240269d4caa63d7fcd5b31333ca28fd789181765447"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zBXguK+XURDUeNydX4Pgquk4GSkhbY/9H6kaU2dzYt7bBI/JwLOcYnN3AcgLAVEGs/j54ilscNilYMp/7TkkCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T02:46:16.389916Z","bundle_sha256":"ff30121ce48194531f341285bab2386c2bbfb0786b920e384734429e56bfa2b7"}}