{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:XY3OSUVCR5NLKSJVO7B4L3JT4F","short_pith_number":"pith:XY3OSUVC","canonical_record":{"source":{"id":"2010.05471","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-10-12T06:12:18Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"5aab123b88177e6f81c496da175b81a45cab51e0943688dd101474c08b2ba506","abstract_canon_sha256":"302eafb99acd34e464b2bb8965598d079809733b13388996eab28f4b0a97aae9"},"schema_version":"1.0"},"canonical_sha256":"be36e952a28f5ab5493577c3c5ed33e151d7faab6b42ea9b2f8a0fe0c71f623f","source":{"kind":"arxiv","id":"2010.05471","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.05471","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"arxiv_version","alias_value":"2010.05471v1","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.05471","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"pith_short_12","alias_value":"XY3OSUVCR5NL","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"pith_short_16","alias_value":"XY3OSUVCR5NLKSJV","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"pith_short_8","alias_value":"XY3OSUVC","created_at":"2026-07-05T01:42:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:XY3OSUVCR5NLKSJVO7B4L3JT4F","target":"record","payload":{"canonical_record":{"source":{"id":"2010.05471","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-10-12T06:12:18Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"5aab123b88177e6f81c496da175b81a45cab51e0943688dd101474c08b2ba506","abstract_canon_sha256":"302eafb99acd34e464b2bb8965598d079809733b13388996eab28f4b0a97aae9"},"schema_version":"1.0"},"canonical_sha256":"be36e952a28f5ab5493577c3c5ed33e151d7faab6b42ea9b2f8a0fe0c71f623f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:42:07.018329Z","signature_b64":"AendTZ/9VRSm26jWUyscOiWPmPXU4yGlzdHy68kuZQyvAhq8vZ6cuwojLGjCAagi5Y8Lh2t6q+umvdYRQfQhCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"be36e952a28f5ab5493577c3c5ed33e151d7faab6b42ea9b2f8a0fe0c71f623f","last_reissued_at":"2026-07-05T01:42:07.017987Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:42:07.017987Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2010.05471","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":"2026-07-05T01:42:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EJzEFYnprEjkrZ5pEgpp5Xl0Rxd8anA708/qYWMN6sTA8XJYmFn3CxoH5mqPfc08WWrdbW+FNIDKbKZhZg39Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T07:47:11.514176Z"},"content_sha256":"a47c246775db046d8ea11f55bb3880c17d9c18b6d3384adddf6d086529d461e0","schema_version":"1.0","event_id":"sha256:a47c246775db046d8ea11f55bb3880c17d9c18b6d3384adddf6d086529d461e0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:XY3OSUVCR5NLKSJVO7B4L3JT4F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unseen Target Stance Detection with Adversarial Domain Generalization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CL","authors_text":"Chengguo Lv, Guohong Fu, Qiansheng Wang, Xue Cao, Zhen Wang","submitted_at":"2020-10-12T06:12:18Z","abstract_excerpt":"Although stance detection has made great progress in the past few years, it is still facing the problem of unseen targets. In this study, we investigate the domain difference between targets and thus incorporate attention-based conditional encoding with adversarial domain generalization to perform unseen target stance detection. Experimental results show that our approach achieves new state-of-the-art performance on the SemEval-2016 dataset, demonstrating the importance of domain difference between targets in unseen target stance detection."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.05471","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/2010.05471/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":"2026-07-05T01:42:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8WJ/bf/wttgGaPYTFAQK03GwtHT23tseZqakXjX2gWlwkI7GGG/zBJjcIihCUsfw/qQtL3p6iSX/x/0CbbvsDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T07:47:11.514846Z"},"content_sha256":"f825bbb2d09cd304670dc1786eaaeeb16f6bdb56b5064dc621340f50dbdd4a1e","schema_version":"1.0","event_id":"sha256:f825bbb2d09cd304670dc1786eaaeeb16f6bdb56b5064dc621340f50dbdd4a1e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XY3OSUVCR5NLKSJVO7B4L3JT4F/bundle.json","state_url":"https://pith.science/pith/XY3OSUVCR5NLKSJVO7B4L3JT4F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XY3OSUVCR5NLKSJVO7B4L3JT4F/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":"2026-07-08T07:47:11Z","links":{"resolver":"https://pith.science/pith/XY3OSUVCR5NLKSJVO7B4L3JT4F","bundle":"https://pith.science/pith/XY3OSUVCR5NLKSJVO7B4L3JT4F/bundle.json","state":"https://pith.science/pith/XY3OSUVCR5NLKSJVO7B4L3JT4F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XY3OSUVCR5NLKSJVO7B4L3JT4F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:XY3OSUVCR5NLKSJVO7B4L3JT4F","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":"302eafb99acd34e464b2bb8965598d079809733b13388996eab28f4b0a97aae9","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-10-12T06:12:18Z","title_canon_sha256":"5aab123b88177e6f81c496da175b81a45cab51e0943688dd101474c08b2ba506"},"schema_version":"1.0","source":{"id":"2010.05471","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.05471","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"arxiv_version","alias_value":"2010.05471v1","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.05471","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"pith_short_12","alias_value":"XY3OSUVCR5NL","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"pith_short_16","alias_value":"XY3OSUVCR5NLKSJV","created_at":"2026-07-05T01:42:07Z"},{"alias_kind":"pith_short_8","alias_value":"XY3OSUVC","created_at":"2026-07-05T01:42:07Z"}],"graph_snapshots":[{"event_id":"sha256:f825bbb2d09cd304670dc1786eaaeeb16f6bdb56b5064dc621340f50dbdd4a1e","target":"graph","created_at":"2026-07-05T01:42:07Z","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/2010.05471/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Although stance detection has made great progress in the past few years, it is still facing the problem of unseen targets. In this study, we investigate the domain difference between targets and thus incorporate attention-based conditional encoding with adversarial domain generalization to perform unseen target stance detection. Experimental results show that our approach achieves new state-of-the-art performance on the SemEval-2016 dataset, demonstrating the importance of domain difference between targets in unseen target stance detection.","authors_text":"Chengguo Lv, Guohong Fu, Qiansheng Wang, Xue Cao, Zhen Wang","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-10-12T06:12:18Z","title":"Unseen Target Stance Detection with Adversarial Domain Generalization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.05471","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:a47c246775db046d8ea11f55bb3880c17d9c18b6d3384adddf6d086529d461e0","target":"record","created_at":"2026-07-05T01:42:07Z","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":"302eafb99acd34e464b2bb8965598d079809733b13388996eab28f4b0a97aae9","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-10-12T06:12:18Z","title_canon_sha256":"5aab123b88177e6f81c496da175b81a45cab51e0943688dd101474c08b2ba506"},"schema_version":"1.0","source":{"id":"2010.05471","kind":"arxiv","version":1}},"canonical_sha256":"be36e952a28f5ab5493577c3c5ed33e151d7faab6b42ea9b2f8a0fe0c71f623f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be36e952a28f5ab5493577c3c5ed33e151d7faab6b42ea9b2f8a0fe0c71f623f","first_computed_at":"2026-07-05T01:42:07.017987Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:42:07.017987Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AendTZ/9VRSm26jWUyscOiWPmPXU4yGlzdHy68kuZQyvAhq8vZ6cuwojLGjCAagi5Y8Lh2t6q+umvdYRQfQhCg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:42:07.018329Z","signed_message":"canonical_sha256_bytes"},"source_id":"2010.05471","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a47c246775db046d8ea11f55bb3880c17d9c18b6d3384adddf6d086529d461e0","sha256:f825bbb2d09cd304670dc1786eaaeeb16f6bdb56b5064dc621340f50dbdd4a1e"],"state_sha256":"6e946dbd80a874c9e340a0bcf0e64144bd8747c19d3d0a1b4e4a2ed14351a971"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q8V+FJ3Ba0s8jv3uq4BvsZ00Am3I1S6sMRPQB1/+X3HmxSSPyUNm+c30RRj8CzXinA0FPICMQqZBZSF5QHewCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T07:47:11.518208Z","bundle_sha256":"2a51fd37d912d5827c3b43af43cd4dfb51ab6dec3a318b3f215ea66fe1ad0b36"}}