{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:QNGENYOSITNXW4FVGXODSV4IL4","short_pith_number":"pith:QNGENYOS","canonical_record":{"source":{"id":"1601.02403","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2016-01-11T11:28:49Z","cross_cats_sorted":[],"title_canon_sha256":"0987875f744651c021a475e3766b1a2c56036b9b6a2649a94bba0cc9116cfc52","abstract_canon_sha256":"bf8f4537b3104942779bc1aea79e57927bb238b3a475198adac9d18649a40522"},"schema_version":"1.0"},"canonical_sha256":"834c46e1d244db7b70b535dc3957885f2b4375bffc547e8dffdc81ef75f38a53","source":{"kind":"arxiv","id":"1601.02403","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.02403","created_at":"2026-05-18T00:47:59Z"},{"alias_kind":"arxiv_version","alias_value":"1601.02403v5","created_at":"2026-05-18T00:47:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.02403","created_at":"2026-05-18T00:47:59Z"},{"alias_kind":"pith_short_12","alias_value":"QNGENYOSITNX","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"QNGENYOSITNXW4FV","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"QNGENYOS","created_at":"2026-05-18T12:30:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:QNGENYOSITNXW4FVGXODSV4IL4","target":"record","payload":{"canonical_record":{"source":{"id":"1601.02403","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2016-01-11T11:28:49Z","cross_cats_sorted":[],"title_canon_sha256":"0987875f744651c021a475e3766b1a2c56036b9b6a2649a94bba0cc9116cfc52","abstract_canon_sha256":"bf8f4537b3104942779bc1aea79e57927bb238b3a475198adac9d18649a40522"},"schema_version":"1.0"},"canonical_sha256":"834c46e1d244db7b70b535dc3957885f2b4375bffc547e8dffdc81ef75f38a53","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:59.209068Z","signature_b64":"ndKQuzPp9hITdsTl1ePL3zsshkvGlKdldy9DJQdYgvrJ+CqrEkxVfaCnFSxzT3b11iX0/yWOrPmugt8Wl5qRCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"834c46e1d244db7b70b535dc3957885f2b4375bffc547e8dffdc81ef75f38a53","last_reissued_at":"2026-05-18T00:47:59.208541Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:59.208541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1601.02403","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:47:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tYHoKbUmJARH7inQfrEr6kVFXQbpIkZqSQAIQxIuulIvWwa0omaOLG91Nfo+iQTpn3XfpWU/eMNIkBN9N+ouCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T09:46:15.595223Z"},"content_sha256":"989e259be08b3559a71c26f068b9f6b13d91b536ad81c98e9248a8698c2de00e","schema_version":"1.0","event_id":"sha256:989e259be08b3559a71c26f068b9f6b13d91b536ad81c98e9248a8698c2de00e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:QNGENYOSITNXW4FVGXODSV4IL4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Argumentation Mining in User-Generated Web Discourse","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Iryna Gurevych, Ivan Habernal","submitted_at":"2016-01-11T11:28:49Z","abstract_excerpt":"The goal of argumentation mining, an evolving research field in computational linguistics, is to design methods capable of analyzing people's argumentation. In this article, we go beyond the state of the art in several ways. (i) We deal with actual Web data and take up the challenges given by the variety of registers, multiple domains, and unrestricted noisy user-generated Web discourse. (ii) We bridge the gap between normative argumentation theories and argumentation phenomena encountered in actual data by adapting an argumentation model tested in an extensive annotation study. (iii) We creat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.02403","kind":"arxiv","version":5},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T00:47:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pe5f++CNVoZjelpxn+d46WxutlOFQGiMdTv3TUOj1NyLG+9Iftv7YszdNxuaxwoJ/pwFrmLY45oQ6uFlQoMfAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T09:46:15.595870Z"},"content_sha256":"d278868ebb773cff3970366caf1d55abaf0c0f975e7f405abc545a04aa609a36","schema_version":"1.0","event_id":"sha256:d278868ebb773cff3970366caf1d55abaf0c0f975e7f405abc545a04aa609a36"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QNGENYOSITNXW4FVGXODSV4IL4/bundle.json","state_url":"https://pith.science/pith/QNGENYOSITNXW4FVGXODSV4IL4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QNGENYOSITNXW4FVGXODSV4IL4/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":"2026-06-07T09:46:15Z","links":{"resolver":"https://pith.science/pith/QNGENYOSITNXW4FVGXODSV4IL4","bundle":"https://pith.science/pith/QNGENYOSITNXW4FVGXODSV4IL4/bundle.json","state":"https://pith.science/pith/QNGENYOSITNXW4FVGXODSV4IL4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QNGENYOSITNXW4FVGXODSV4IL4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:QNGENYOSITNXW4FVGXODSV4IL4","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":"bf8f4537b3104942779bc1aea79e57927bb238b3a475198adac9d18649a40522","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2016-01-11T11:28:49Z","title_canon_sha256":"0987875f744651c021a475e3766b1a2c56036b9b6a2649a94bba0cc9116cfc52"},"schema_version":"1.0","source":{"id":"1601.02403","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.02403","created_at":"2026-05-18T00:47:59Z"},{"alias_kind":"arxiv_version","alias_value":"1601.02403v5","created_at":"2026-05-18T00:47:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.02403","created_at":"2026-05-18T00:47:59Z"},{"alias_kind":"pith_short_12","alias_value":"QNGENYOSITNX","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"QNGENYOSITNXW4FV","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"QNGENYOS","created_at":"2026-05-18T12:30:39Z"}],"graph_snapshots":[{"event_id":"sha256:d278868ebb773cff3970366caf1d55abaf0c0f975e7f405abc545a04aa609a36","target":"graph","created_at":"2026-05-18T00:47:59Z","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"},"paper":{"abstract_excerpt":"The goal of argumentation mining, an evolving research field in computational linguistics, is to design methods capable of analyzing people's argumentation. In this article, we go beyond the state of the art in several ways. (i) We deal with actual Web data and take up the challenges given by the variety of registers, multiple domains, and unrestricted noisy user-generated Web discourse. (ii) We bridge the gap between normative argumentation theories and argumentation phenomena encountered in actual data by adapting an argumentation model tested in an extensive annotation study. (iii) We creat","authors_text":"Iryna Gurevych, Ivan Habernal","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2016-01-11T11:28:49Z","title":"Argumentation Mining in User-Generated Web Discourse"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.02403","kind":"arxiv","version":5},"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":"sha256:989e259be08b3559a71c26f068b9f6b13d91b536ad81c98e9248a8698c2de00e","target":"record","created_at":"2026-05-18T00:47:59Z","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":"bf8f4537b3104942779bc1aea79e57927bb238b3a475198adac9d18649a40522","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2016-01-11T11:28:49Z","title_canon_sha256":"0987875f744651c021a475e3766b1a2c56036b9b6a2649a94bba0cc9116cfc52"},"schema_version":"1.0","source":{"id":"1601.02403","kind":"arxiv","version":5}},"canonical_sha256":"834c46e1d244db7b70b535dc3957885f2b4375bffc547e8dffdc81ef75f38a53","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"834c46e1d244db7b70b535dc3957885f2b4375bffc547e8dffdc81ef75f38a53","first_computed_at":"2026-05-18T00:47:59.208541Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:59.208541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ndKQuzPp9hITdsTl1ePL3zsshkvGlKdldy9DJQdYgvrJ+CqrEkxVfaCnFSxzT3b11iX0/yWOrPmugt8Wl5qRCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:59.209068Z","signed_message":"canonical_sha256_bytes"},"source_id":"1601.02403","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:989e259be08b3559a71c26f068b9f6b13d91b536ad81c98e9248a8698c2de00e","sha256:d278868ebb773cff3970366caf1d55abaf0c0f975e7f405abc545a04aa609a36"],"state_sha256":"36c379f9582dfabfdb942f196b3e7baeff87a74e19960b9272cc20e0a429af58"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dNVM8+Hit66iy9+RJsAZTqBhQLgu/zq+eIrTYWR/5mi4WUwewp/UdqKhTDrSzc7C2MP7S6NpRig99QR3o8ngAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T09:46:15.599044Z","bundle_sha256":"0fa4e8ecc042be275b6246407c0385fce20e951bb9db27a9b6f06de6a4ff8851"}}