{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:AWPW5W3ZLF7YEALAJOX2IVUVEK","short_pith_number":"pith:AWPW5W3Z","canonical_record":{"source":{"id":"2106.00219","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2021-06-01T04:21:31Z","cross_cats_sorted":[],"title_canon_sha256":"dafdee0ffff06580b44d0e55437c13d5c82577c02340b9dc959d4267fe3e27ab","abstract_canon_sha256":"5a3e750d25b14fb51a1c2988adcaec243046b2a87bef99f83bfaa2efc6f5d53b"},"schema_version":"1.0"},"canonical_sha256":"059f6edb79597f8201604bafa4569522af2502d6824d6dbc80245bf3e32d57a8","source":{"kind":"arxiv","id":"2106.00219","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.00219","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"arxiv_version","alias_value":"2106.00219v1","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.00219","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"pith_short_12","alias_value":"AWPW5W3ZLF7Y","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"pith_short_16","alias_value":"AWPW5W3ZLF7YEALA","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"pith_short_8","alias_value":"AWPW5W3Z","created_at":"2026-07-05T02:45:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:AWPW5W3ZLF7YEALAJOX2IVUVEK","target":"record","payload":{"canonical_record":{"source":{"id":"2106.00219","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2021-06-01T04:21:31Z","cross_cats_sorted":[],"title_canon_sha256":"dafdee0ffff06580b44d0e55437c13d5c82577c02340b9dc959d4267fe3e27ab","abstract_canon_sha256":"5a3e750d25b14fb51a1c2988adcaec243046b2a87bef99f83bfaa2efc6f5d53b"},"schema_version":"1.0"},"canonical_sha256":"059f6edb79597f8201604bafa4569522af2502d6824d6dbc80245bf3e32d57a8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:45:01.920441Z","signature_b64":"rJukVUS75yzXauNgGw5OarXckHpRpeMlfpZE6pUjfnmbQdaANo97xJvcCfL298kXo+lD7QDWNO4AiiMLNcRaDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"059f6edb79597f8201604bafa4569522af2502d6824d6dbc80245bf3e32d57a8","last_reissued_at":"2026-07-05T02:45:01.920070Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:45:01.920070Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2106.00219","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":"2026-07-05T02:45:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R0CIJ+vclUBWi8pIK0xKt/T+PNNEmB8PNFGqQSO6lZlpTQIZFA4UD19CRXYb7ZGV3pVxRQftT2ZUIqnOUWhtDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T09:57:06.957124Z"},"content_sha256":"009ccf64e4474b9e76a0263938571e90b30b2e6697103718300551df5850de5a","schema_version":"1.0","event_id":"sha256:009ccf64e4474b9e76a0263938571e90b30b2e6697103718300551df5850de5a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:AWPW5W3ZLF7YEALAJOX2IVUVEK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Question-aware Transformer Models for Consumer Health Question Summarization","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Asma Ben Abacha, Deepak Gupta, Dina Demner-Fushman, Shweta Yadav","submitted_at":"2021-06-01T04:21:31Z","abstract_excerpt":"Searching for health information online is becoming customary for more and more consumers every day, which makes the need for efficient and reliable question answering systems more pressing. An important contributor to the success rates of these systems is their ability to fully understand the consumers' questions. However, these questions are frequently longer than needed and mention peripheral information that is not useful in finding relevant answers. Question summarization is one of the potential solutions to simplifying long and complex consumer questions before attempting to find an answ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.00219","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/2106.00219/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":"2026-07-05T02:45:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1fYHchx8E9a9eVETXpMQW/v4CQflxHXRTd7sfYwl/riWgEiv+2KeVmIaAaxoNyST4/POifjVXLkSixTLiLZ7Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T09:57:06.958004Z"},"content_sha256":"1952e60940e13eb2d3d6a7e43e051f76258a9bc5403a4c319c087216f5fe34e1","schema_version":"1.0","event_id":"sha256:1952e60940e13eb2d3d6a7e43e051f76258a9bc5403a4c319c087216f5fe34e1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AWPW5W3ZLF7YEALAJOX2IVUVEK/bundle.json","state_url":"https://pith.science/pith/AWPW5W3ZLF7YEALAJOX2IVUVEK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AWPW5W3ZLF7YEALAJOX2IVUVEK/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":"2026-08-12T09:57:06Z","links":{"resolver":"https://pith.science/pith/AWPW5W3ZLF7YEALAJOX2IVUVEK","bundle":"https://pith.science/pith/AWPW5W3ZLF7YEALAJOX2IVUVEK/bundle.json","state":"https://pith.science/pith/AWPW5W3ZLF7YEALAJOX2IVUVEK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AWPW5W3ZLF7YEALAJOX2IVUVEK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:AWPW5W3ZLF7YEALAJOX2IVUVEK","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":"5a3e750d25b14fb51a1c2988adcaec243046b2a87bef99f83bfaa2efc6f5d53b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2021-06-01T04:21:31Z","title_canon_sha256":"dafdee0ffff06580b44d0e55437c13d5c82577c02340b9dc959d4267fe3e27ab"},"schema_version":"1.0","source":{"id":"2106.00219","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.00219","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"arxiv_version","alias_value":"2106.00219v1","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.00219","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"pith_short_12","alias_value":"AWPW5W3ZLF7Y","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"pith_short_16","alias_value":"AWPW5W3ZLF7YEALA","created_at":"2026-07-05T02:45:01Z"},{"alias_kind":"pith_short_8","alias_value":"AWPW5W3Z","created_at":"2026-07-05T02:45:01Z"}],"graph_snapshots":[{"event_id":"sha256:1952e60940e13eb2d3d6a7e43e051f76258a9bc5403a4c319c087216f5fe34e1","target":"graph","created_at":"2026-07-05T02:45:01Z","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/2106.00219/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Searching for health information online is becoming customary for more and more consumers every day, which makes the need for efficient and reliable question answering systems more pressing. An important contributor to the success rates of these systems is their ability to fully understand the consumers' questions. However, these questions are frequently longer than needed and mention peripheral information that is not useful in finding relevant answers. Question summarization is one of the potential solutions to simplifying long and complex consumer questions before attempting to find an answ","authors_text":"Asma Ben Abacha, Deepak Gupta, Dina Demner-Fushman, Shweta Yadav","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2021-06-01T04:21:31Z","title":"Question-aware Transformer Models for Consumer Health Question Summarization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.00219","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":"sha256:009ccf64e4474b9e76a0263938571e90b30b2e6697103718300551df5850de5a","target":"record","created_at":"2026-07-05T02:45:01Z","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":"5a3e750d25b14fb51a1c2988adcaec243046b2a87bef99f83bfaa2efc6f5d53b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2021-06-01T04:21:31Z","title_canon_sha256":"dafdee0ffff06580b44d0e55437c13d5c82577c02340b9dc959d4267fe3e27ab"},"schema_version":"1.0","source":{"id":"2106.00219","kind":"arxiv","version":1}},"canonical_sha256":"059f6edb79597f8201604bafa4569522af2502d6824d6dbc80245bf3e32d57a8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"059f6edb79597f8201604bafa4569522af2502d6824d6dbc80245bf3e32d57a8","first_computed_at":"2026-07-05T02:45:01.920070Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:45:01.920070Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rJukVUS75yzXauNgGw5OarXckHpRpeMlfpZE6pUjfnmbQdaANo97xJvcCfL298kXo+lD7QDWNO4AiiMLNcRaDA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:45:01.920441Z","signed_message":"canonical_sha256_bytes"},"source_id":"2106.00219","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:009ccf64e4474b9e76a0263938571e90b30b2e6697103718300551df5850de5a","sha256:1952e60940e13eb2d3d6a7e43e051f76258a9bc5403a4c319c087216f5fe34e1"],"state_sha256":"4c87cc1fa3709ff053b0f7d7bcaccae335580e106f0a9561f963b3c2565a9155"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GLYAfozdsijJw2lzE1Kw8HEiUzSGYdSsP+kZ1N0qmXPvjhDoisGNBQ3Tsx0lTll7waYtHyXnL9770E2Od97KDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T09:57:06.964408Z","bundle_sha256":"6b2657980ed3ffbdf154e18d50858dc89f46b35e611f62d864f58409613bc34f"}}