{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:OIHD5MTGK6OJGTB37WYXZUWM63","short_pith_number":"pith:OIHD5MTG","canonical_record":{"source":{"id":"2303.02399","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2023-03-04T12:21:45Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"57905e6d2e8f5514a7551d9e67dcb8c449d53a24f741c29539155846bbad9c2e","abstract_canon_sha256":"499e6d669607e831e396486da84f799b86dedc1f4177935e12cdf05ed6ddc9d6"},"schema_version":"1.0"},"canonical_sha256":"720e3eb266579c934c3bfdb17cd2ccf6fe58c82db3b15a47afb7d67f1746dcfe","source":{"kind":"arxiv","id":"2303.02399","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.02399","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"arxiv_version","alias_value":"2303.02399v1","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.02399","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"pith_short_12","alias_value":"OIHD5MTGK6OJ","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"pith_short_16","alias_value":"OIHD5MTGK6OJGTB3","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"pith_short_8","alias_value":"OIHD5MTG","created_at":"2026-07-05T05:48:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:OIHD5MTGK6OJGTB37WYXZUWM63","target":"record","payload":{"canonical_record":{"source":{"id":"2303.02399","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2023-03-04T12:21:45Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"57905e6d2e8f5514a7551d9e67dcb8c449d53a24f741c29539155846bbad9c2e","abstract_canon_sha256":"499e6d669607e831e396486da84f799b86dedc1f4177935e12cdf05ed6ddc9d6"},"schema_version":"1.0"},"canonical_sha256":"720e3eb266579c934c3bfdb17cd2ccf6fe58c82db3b15a47afb7d67f1746dcfe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:48:10.919116Z","signature_b64":"5mvKaEEzsBJ+/FElERQd018218AF/vcvi0MXO+shzaOWL6358D2geZsUFApJAh+kGWyW7ViISMMsvP/4w6DDAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"720e3eb266579c934c3bfdb17cd2ccf6fe58c82db3b15a47afb7d67f1746dcfe","last_reissued_at":"2026-07-05T05:48:10.918732Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:48:10.918732Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2303.02399","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":"2026-07-05T05:48:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k94eU4+m+/NTysg2tnTOzsLivsOUC34Ou7ZSHF4t5hyosEJfylDB6phxhy9mYPEWp7Kxfgg5iQSjpwWzujdoAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T11:13:55.806225Z"},"content_sha256":"54f27b92bf8efcc092c6941588faeeb44729a49212956d85237aeae488315d56","schema_version":"1.0","event_id":"sha256:54f27b92bf8efcc092c6941588faeeb44729a49212956d85237aeae488315d56"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:OIHD5MTGK6OJGTB37WYXZUWM63","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"RweetMiner: Automatic identification and categorization of help requests on twitter during disasters","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CL","authors_text":"Irfan Ullah, Muhammad Imran, Sharifullah Khan, Young-Koo Lee","submitted_at":"2023-03-04T12:21:45Z","abstract_excerpt":"Catastrophic events create uncertain situations for humanitarian organizations locating and providing aid to affected people. Many people turn to social media during disasters for requesting help and/or providing relief to others. However, the majority of social media posts seeking help could not properly be detected and remained concealed because often they are noisy and ill-formed. Existing systems lack in planning an effective strategy for tweet preprocessing and grasping the contexts of tweets. This research, first of all, formally defines request tweets in the context of social networking"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.02399","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/2303.02399/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":"2026-07-05T05:48:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J2UlaDTioUWRxWKyyQWIS3l67CwE+f3kQklZzlEjakdP3bm/uuoexL0ZbqkilsoXT2q8oQ+hjmUUIpO/AZviBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T11:13:55.807172Z"},"content_sha256":"21bdec47a8759c354a2b43b35b4856507918fe227b37021cd22641f524c15f77","schema_version":"1.0","event_id":"sha256:21bdec47a8759c354a2b43b35b4856507918fe227b37021cd22641f524c15f77"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OIHD5MTGK6OJGTB37WYXZUWM63/bundle.json","state_url":"https://pith.science/pith/OIHD5MTGK6OJGTB37WYXZUWM63/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OIHD5MTGK6OJGTB37WYXZUWM63/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":"2026-08-19T11:13:55Z","links":{"resolver":"https://pith.science/pith/OIHD5MTGK6OJGTB37WYXZUWM63","bundle":"https://pith.science/pith/OIHD5MTGK6OJGTB37WYXZUWM63/bundle.json","state":"https://pith.science/pith/OIHD5MTGK6OJGTB37WYXZUWM63/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OIHD5MTGK6OJGTB37WYXZUWM63/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:OIHD5MTGK6OJGTB37WYXZUWM63","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":"499e6d669607e831e396486da84f799b86dedc1f4177935e12cdf05ed6ddc9d6","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2023-03-04T12:21:45Z","title_canon_sha256":"57905e6d2e8f5514a7551d9e67dcb8c449d53a24f741c29539155846bbad9c2e"},"schema_version":"1.0","source":{"id":"2303.02399","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.02399","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"arxiv_version","alias_value":"2303.02399v1","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.02399","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"pith_short_12","alias_value":"OIHD5MTGK6OJ","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"pith_short_16","alias_value":"OIHD5MTGK6OJGTB3","created_at":"2026-07-05T05:48:10Z"},{"alias_kind":"pith_short_8","alias_value":"OIHD5MTG","created_at":"2026-07-05T05:48:10Z"}],"graph_snapshots":[{"event_id":"sha256:21bdec47a8759c354a2b43b35b4856507918fe227b37021cd22641f524c15f77","target":"graph","created_at":"2026-07-05T05:48:10Z","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/2303.02399/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Catastrophic events create uncertain situations for humanitarian organizations locating and providing aid to affected people. Many people turn to social media during disasters for requesting help and/or providing relief to others. However, the majority of social media posts seeking help could not properly be detected and remained concealed because often they are noisy and ill-formed. Existing systems lack in planning an effective strategy for tweet preprocessing and grasping the contexts of tweets. This research, first of all, formally defines request tweets in the context of social networking","authors_text":"Irfan Ullah, Muhammad Imran, Sharifullah Khan, Young-Koo Lee","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2023-03-04T12:21:45Z","title":"RweetMiner: Automatic identification and categorization of help requests on twitter during disasters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.02399","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":"sha256:54f27b92bf8efcc092c6941588faeeb44729a49212956d85237aeae488315d56","target":"record","created_at":"2026-07-05T05:48:10Z","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":"499e6d669607e831e396486da84f799b86dedc1f4177935e12cdf05ed6ddc9d6","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2023-03-04T12:21:45Z","title_canon_sha256":"57905e6d2e8f5514a7551d9e67dcb8c449d53a24f741c29539155846bbad9c2e"},"schema_version":"1.0","source":{"id":"2303.02399","kind":"arxiv","version":1}},"canonical_sha256":"720e3eb266579c934c3bfdb17cd2ccf6fe58c82db3b15a47afb7d67f1746dcfe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"720e3eb266579c934c3bfdb17cd2ccf6fe58c82db3b15a47afb7d67f1746dcfe","first_computed_at":"2026-07-05T05:48:10.918732Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:48:10.918732Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5mvKaEEzsBJ+/FElERQd018218AF/vcvi0MXO+shzaOWL6358D2geZsUFApJAh+kGWyW7ViISMMsvP/4w6DDAg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:48:10.919116Z","signed_message":"canonical_sha256_bytes"},"source_id":"2303.02399","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:54f27b92bf8efcc092c6941588faeeb44729a49212956d85237aeae488315d56","sha256:21bdec47a8759c354a2b43b35b4856507918fe227b37021cd22641f524c15f77"],"state_sha256":"5cd13a9619cf7f7598be289c5d4dc75d2f17eaf48bd643ac85a9c45554421179"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7jY3m9xcUEpfuIz7MbqyhKUHHUA6juP8bAdT6BNwqTazi135Y/tA1ucarUlRBoKJfLyPEnsC6bZpStT64yoFBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T11:13:55.813535Z","bundle_sha256":"2b01138c37d9dbfacf5ce1a7af32d8c7ea0f21a4e639499a84cd5b8237516b2c"}}