{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:WBHOOQMEULUOPPNFWVJZ6DW5N6","short_pith_number":"pith:WBHOOQME","canonical_record":{"source":{"id":"1908.09137","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-08-24T13:37:35Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"1759a15a0ee84106022bd4e50051eebf189c83ca8f39900bec691cc5a0f122f9","abstract_canon_sha256":"403cbdce03566e7208239cae33b13e1d32df100b22ea410f02ca0d69a31750c9"},"schema_version":"1.0"},"canonical_sha256":"b04ee74184a2e8e7bda5b5539f0edd6fb28ad3d08473749e93d5c344ce42f16c","source":{"kind":"arxiv","id":"1908.09137","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.09137","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"arxiv_version","alias_value":"1908.09137v2","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.09137","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"pith_short_12","alias_value":"WBHOOQMEULUO","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"pith_short_16","alias_value":"WBHOOQMEULUOPPNF","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"pith_short_8","alias_value":"WBHOOQME","created_at":"2026-07-05T00:40:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:WBHOOQMEULUOPPNFWVJZ6DW5N6","target":"record","payload":{"canonical_record":{"source":{"id":"1908.09137","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-08-24T13:37:35Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"1759a15a0ee84106022bd4e50051eebf189c83ca8f39900bec691cc5a0f122f9","abstract_canon_sha256":"403cbdce03566e7208239cae33b13e1d32df100b22ea410f02ca0d69a31750c9"},"schema_version":"1.0"},"canonical_sha256":"b04ee74184a2e8e7bda5b5539f0edd6fb28ad3d08473749e93d5c344ce42f16c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:40:57.544210Z","signature_b64":"U2x199ROd60Y2E1ruFEu8pEAyMw89qeYEYwuo2MhaoqdyuIgL3rcnP+7ZEoLqJGL4vkl3w5Gf1ZWaaPnqTK0BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b04ee74184a2e8e7bda5b5539f0edd6fb28ad3d08473749e93d5c344ce42f16c","last_reissued_at":"2026-07-05T00:40:57.543703Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:40:57.543703Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.09137","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:40:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bGP6LyMLQ4k/jEPAmd9BYOf/fP3nGL2CouOReihzP/XfZA2YRHFSaB8RN+u2q/QFIUVjSncucRsqQfeN/tudCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:44:08.243073Z"},"content_sha256":"c8178c9971ee170865f4e81c73a5443449bb5a6f664973aacd7ebf0bddf56a50","schema_version":"1.0","event_id":"sha256:c8178c9971ee170865f4e81c73a5443449bb5a6f664973aacd7ebf0bddf56a50"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:WBHOOQMEULUOPPNFWVJZ6DW5N6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Propagate-Selector: Detecting Supporting Sentences for Question Answering via Graph Neural Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.LG"],"primary_cat":"cs.CL","authors_text":"Doo Soon Kim, Franck Dernoncourt, Kyomin Jung, Seunghyun Yoon, Trung Bui","submitted_at":"2019-08-24T13:37:35Z","abstract_excerpt":"In this study, we propose a novel graph neural network called propagate-selector (PS), which propagates information over sentences to understand information that cannot be inferred when considering sentences in isolation. First, we design a graph structure in which each node represents an individual sentence, and some pairs of nodes are selectively connected based on the text structure. Then, we develop an iterative attentive aggregation and a skip-combine method in which a node interacts with its neighborhood nodes to accumulate the necessary information. To evaluate the performance of the pr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.09137","kind":"arxiv","version":2},"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/1908.09137/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":"2026-07-05T00:40:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8QqCGvZNacPEweF0rV7SFXl/BOHlsfJrcOet/9HNdEPmKlmP6ThnjNB0T6gc2ops5stmxGuf+qwbUxMv/cDpDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:44:08.243982Z"},"content_sha256":"0736d0f6c309d0e755d1d2e57a347796e77449aeb36f03ba5caa2d85c4dec3aa","schema_version":"1.0","event_id":"sha256:0736d0f6c309d0e755d1d2e57a347796e77449aeb36f03ba5caa2d85c4dec3aa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WBHOOQMEULUOPPNFWVJZ6DW5N6/bundle.json","state_url":"https://pith.science/pith/WBHOOQMEULUOPPNFWVJZ6DW5N6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WBHOOQMEULUOPPNFWVJZ6DW5N6/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":"2026-08-03T16:44:08Z","links":{"resolver":"https://pith.science/pith/WBHOOQMEULUOPPNFWVJZ6DW5N6","bundle":"https://pith.science/pith/WBHOOQMEULUOPPNFWVJZ6DW5N6/bundle.json","state":"https://pith.science/pith/WBHOOQMEULUOPPNFWVJZ6DW5N6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WBHOOQMEULUOPPNFWVJZ6DW5N6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:WBHOOQMEULUOPPNFWVJZ6DW5N6","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":"403cbdce03566e7208239cae33b13e1d32df100b22ea410f02ca0d69a31750c9","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-08-24T13:37:35Z","title_canon_sha256":"1759a15a0ee84106022bd4e50051eebf189c83ca8f39900bec691cc5a0f122f9"},"schema_version":"1.0","source":{"id":"1908.09137","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.09137","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"arxiv_version","alias_value":"1908.09137v2","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.09137","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"pith_short_12","alias_value":"WBHOOQMEULUO","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"pith_short_16","alias_value":"WBHOOQMEULUOPPNF","created_at":"2026-07-05T00:40:57Z"},{"alias_kind":"pith_short_8","alias_value":"WBHOOQME","created_at":"2026-07-05T00:40:57Z"}],"graph_snapshots":[{"event_id":"sha256:0736d0f6c309d0e755d1d2e57a347796e77449aeb36f03ba5caa2d85c4dec3aa","target":"graph","created_at":"2026-07-05T00:40:57Z","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/1908.09137/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this study, we propose a novel graph neural network called propagate-selector (PS), which propagates information over sentences to understand information that cannot be inferred when considering sentences in isolation. First, we design a graph structure in which each node represents an individual sentence, and some pairs of nodes are selectively connected based on the text structure. Then, we develop an iterative attentive aggregation and a skip-combine method in which a node interacts with its neighborhood nodes to accumulate the necessary information. To evaluate the performance of the pr","authors_text":"Doo Soon Kim, Franck Dernoncourt, Kyomin Jung, Seunghyun Yoon, Trung Bui","cross_cats":["cs.AI","cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-08-24T13:37:35Z","title":"Propagate-Selector: Detecting Supporting Sentences for Question Answering via Graph Neural Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.09137","kind":"arxiv","version":2},"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:c8178c9971ee170865f4e81c73a5443449bb5a6f664973aacd7ebf0bddf56a50","target":"record","created_at":"2026-07-05T00:40:57Z","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":"403cbdce03566e7208239cae33b13e1d32df100b22ea410f02ca0d69a31750c9","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-08-24T13:37:35Z","title_canon_sha256":"1759a15a0ee84106022bd4e50051eebf189c83ca8f39900bec691cc5a0f122f9"},"schema_version":"1.0","source":{"id":"1908.09137","kind":"arxiv","version":2}},"canonical_sha256":"b04ee74184a2e8e7bda5b5539f0edd6fb28ad3d08473749e93d5c344ce42f16c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b04ee74184a2e8e7bda5b5539f0edd6fb28ad3d08473749e93d5c344ce42f16c","first_computed_at":"2026-07-05T00:40:57.543703Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:40:57.543703Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"U2x199ROd60Y2E1ruFEu8pEAyMw89qeYEYwuo2MhaoqdyuIgL3rcnP+7ZEoLqJGL4vkl3w5Gf1ZWaaPnqTK0BA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:40:57.544210Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.09137","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c8178c9971ee170865f4e81c73a5443449bb5a6f664973aacd7ebf0bddf56a50","sha256:0736d0f6c309d0e755d1d2e57a347796e77449aeb36f03ba5caa2d85c4dec3aa"],"state_sha256":"a0f6080d168b315e30bfe6f87b7629258154925d7b5757472ed8a4e97450f197"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PifNboa0WY4f3UDuhDxXl9BSrCc8h2YM3kFkohVfJhru5NNTH0oJZRUIS7YlcRAMoOgSoqby5bK7lcXYjqPtBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T16:44:08.250624Z","bundle_sha256":"39b784173b18635165432c72c8d7cfe9e32018ee096ff46df0b112fd46efc892"}}