{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:T5YV2BNFPSZUAXIMF666XQ2DNJ","short_pith_number":"pith:T5YV2BNF","canonical_record":{"source":{"id":"2005.00388","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-05-01T14:10:37Z","cross_cats_sorted":[],"title_canon_sha256":"a23bd63b08b7ae171fbe776e9e2e6b3f94586a3c13d2ec8f838976619ff996ea","abstract_canon_sha256":"cdfe159dee145c9dea76b323176390512eae8c9df23428066e8f5650246e154a"},"schema_version":"1.0"},"canonical_sha256":"9f715d05a57cb3405d0c2fbdebc3436a78d689e3ea81b4f509f55dfeee14757a","source":{"kind":"arxiv","id":"2005.00388","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.00388","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"arxiv_version","alias_value":"2005.00388v1","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.00388","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"pith_short_12","alias_value":"T5YV2BNFPSZU","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"pith_short_16","alias_value":"T5YV2BNFPSZUAXIM","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"pith_short_8","alias_value":"T5YV2BNF","created_at":"2026-07-05T00:59:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:T5YV2BNFPSZUAXIMF666XQ2DNJ","target":"record","payload":{"canonical_record":{"source":{"id":"2005.00388","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-05-01T14:10:37Z","cross_cats_sorted":[],"title_canon_sha256":"a23bd63b08b7ae171fbe776e9e2e6b3f94586a3c13d2ec8f838976619ff996ea","abstract_canon_sha256":"cdfe159dee145c9dea76b323176390512eae8c9df23428066e8f5650246e154a"},"schema_version":"1.0"},"canonical_sha256":"9f715d05a57cb3405d0c2fbdebc3436a78d689e3ea81b4f509f55dfeee14757a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:59:40.575935Z","signature_b64":"rFpL7fqLlk0zy8Bj6rUkjrcGCHV4wa44TuNJ8xGL0ftf/2ZPUXT0BcHu4YyoEEle1nfMDOxctDNrqQxpKPaPBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9f715d05a57cb3405d0c2fbdebc3436a78d689e3ea81b4f509f55dfeee14757a","last_reissued_at":"2026-07-05T00:59:40.575492Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:59:40.575492Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.00388","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":"2026-07-05T00:59:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O3kb9dx05UCctKdrdSHfimAxca3334UyIKbTM5CUngKcyKr4XDpGTF9S1Rvbj1iPxb2ZpYsP7mHDgit4WxRnAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T22:29:06.077412Z"},"content_sha256":"170a654a79e0b144d7e2c59f74d0f5d35ac503ddfeec33a11411a7dc5d0b7152","schema_version":"1.0","event_id":"sha256:170a654a79e0b144d7e2c59f74d0f5d35ac503ddfeec33a11411a7dc5d0b7152"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:T5YV2BNFPSZUAXIMF666XQ2DNJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Will-They-Won't-They: A Very Large Dataset for Stance Detection on Twitter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Chryssi Giannitsarou, Costanza Conforti, Flavio Toxvaerd, Jakob Berndt, Mohammad Taher Pilehvar, Nigel Collier","submitted_at":"2020-05-01T14:10:37Z","abstract_excerpt":"We present a new challenging stance detection dataset, called Will-They-Won't-They (WT-WT), which contains 51,284 tweets in English, making it by far the largest available dataset of the type. All the annotations are carried out by experts; therefore, the dataset constitutes a high-quality and reliable benchmark for future research in stance detection. Our experiments with a wide range of recent state-of-the-art stance detection systems show that the dataset poses a strong challenge to existing models in this domain."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.00388","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/2005.00388/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":"2026-07-05T00:59:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IJbHe3vMoHZYE3/iFcGF8sQh0liygYf0hcDjJOWY8gfSXI1zxWamieeUyLzKUg3uDySmI23Goa/YSGi0EtItCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T22:29:06.079235Z"},"content_sha256":"b12a511c95d73c0a476b88355e1dd53384838a849b0a0c510c8885b287841d49","schema_version":"1.0","event_id":"sha256:b12a511c95d73c0a476b88355e1dd53384838a849b0a0c510c8885b287841d49"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T5YV2BNFPSZUAXIMF666XQ2DNJ/bundle.json","state_url":"https://pith.science/pith/T5YV2BNFPSZUAXIMF666XQ2DNJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T5YV2BNFPSZUAXIMF666XQ2DNJ/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":"2026-08-07T22:29:06Z","links":{"resolver":"https://pith.science/pith/T5YV2BNFPSZUAXIMF666XQ2DNJ","bundle":"https://pith.science/pith/T5YV2BNFPSZUAXIMF666XQ2DNJ/bundle.json","state":"https://pith.science/pith/T5YV2BNFPSZUAXIMF666XQ2DNJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T5YV2BNFPSZUAXIMF666XQ2DNJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:T5YV2BNFPSZUAXIMF666XQ2DNJ","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":"cdfe159dee145c9dea76b323176390512eae8c9df23428066e8f5650246e154a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-05-01T14:10:37Z","title_canon_sha256":"a23bd63b08b7ae171fbe776e9e2e6b3f94586a3c13d2ec8f838976619ff996ea"},"schema_version":"1.0","source":{"id":"2005.00388","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.00388","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"arxiv_version","alias_value":"2005.00388v1","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.00388","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"pith_short_12","alias_value":"T5YV2BNFPSZU","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"pith_short_16","alias_value":"T5YV2BNFPSZUAXIM","created_at":"2026-07-05T00:59:40Z"},{"alias_kind":"pith_short_8","alias_value":"T5YV2BNF","created_at":"2026-07-05T00:59:40Z"}],"graph_snapshots":[{"event_id":"sha256:b12a511c95d73c0a476b88355e1dd53384838a849b0a0c510c8885b287841d49","target":"graph","created_at":"2026-07-05T00:59:40Z","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/2005.00388/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a new challenging stance detection dataset, called Will-They-Won't-They (WT-WT), which contains 51,284 tweets in English, making it by far the largest available dataset of the type. All the annotations are carried out by experts; therefore, the dataset constitutes a high-quality and reliable benchmark for future research in stance detection. Our experiments with a wide range of recent state-of-the-art stance detection systems show that the dataset poses a strong challenge to existing models in this domain.","authors_text":"Chryssi Giannitsarou, Costanza Conforti, Flavio Toxvaerd, Jakob Berndt, Mohammad Taher Pilehvar, Nigel Collier","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-05-01T14:10:37Z","title":"Will-They-Won't-They: A Very Large Dataset for Stance Detection on Twitter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.00388","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":"sha256:170a654a79e0b144d7e2c59f74d0f5d35ac503ddfeec33a11411a7dc5d0b7152","target":"record","created_at":"2026-07-05T00:59:40Z","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":"cdfe159dee145c9dea76b323176390512eae8c9df23428066e8f5650246e154a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-05-01T14:10:37Z","title_canon_sha256":"a23bd63b08b7ae171fbe776e9e2e6b3f94586a3c13d2ec8f838976619ff996ea"},"schema_version":"1.0","source":{"id":"2005.00388","kind":"arxiv","version":1}},"canonical_sha256":"9f715d05a57cb3405d0c2fbdebc3436a78d689e3ea81b4f509f55dfeee14757a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9f715d05a57cb3405d0c2fbdebc3436a78d689e3ea81b4f509f55dfeee14757a","first_computed_at":"2026-07-05T00:59:40.575492Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:59:40.575492Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rFpL7fqLlk0zy8Bj6rUkjrcGCHV4wa44TuNJ8xGL0ftf/2ZPUXT0BcHu4YyoEEle1nfMDOxctDNrqQxpKPaPBw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:59:40.575935Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.00388","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:170a654a79e0b144d7e2c59f74d0f5d35ac503ddfeec33a11411a7dc5d0b7152","sha256:b12a511c95d73c0a476b88355e1dd53384838a849b0a0c510c8885b287841d49"],"state_sha256":"a0770a107549ec7d631cb689033db919784218ddd907881a97cfadb5d9966af3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mICC/2/HO1MK/5xgliYn9kI01+0vn0CudJtiCEH2Gbg1x/6rcpYoPFihUUvFdKiKlTge9LewIPSqdJSD05wvAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T22:29:06.095338Z","bundle_sha256":"1a017e2a87b6333a08837938327f19ba289f9345912626618ad1f6ec5aaebcf9"}}