{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:TO6G7JYUVFNRAHPRWU3V6UIIQ3","short_pith_number":"pith:TO6G7JYU","canonical_record":{"source":{"id":"2012.11157","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2020-12-21T07:18:08Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"45efb8f2254f85ab6ec1d338c7551872b134f067b11b1443ee96124d7f2822b3","abstract_canon_sha256":"3b9f584ab5621fd5e571b4879c5771c08384f81ca5490391bf253952bf485d9f"},"schema_version":"1.0"},"canonical_sha256":"9bbc6fa714a95b101df1b5375f510886ea53309b4c173c2f9dccb36b84d1091d","source":{"kind":"arxiv","id":"2012.11157","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.11157","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"arxiv_version","alias_value":"2012.11157v2","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.11157","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"pith_short_12","alias_value":"TO6G7JYUVFNR","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"pith_short_16","alias_value":"TO6G7JYUVFNRAHPR","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"pith_short_8","alias_value":"TO6G7JYU","created_at":"2026-07-05T02:32:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:TO6G7JYUVFNRAHPRWU3V6UIIQ3","target":"record","payload":{"canonical_record":{"source":{"id":"2012.11157","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2020-12-21T07:18:08Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"45efb8f2254f85ab6ec1d338c7551872b134f067b11b1443ee96124d7f2822b3","abstract_canon_sha256":"3b9f584ab5621fd5e571b4879c5771c08384f81ca5490391bf253952bf485d9f"},"schema_version":"1.0"},"canonical_sha256":"9bbc6fa714a95b101df1b5375f510886ea53309b4c173c2f9dccb36b84d1091d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:32:26.269234Z","signature_b64":"CqdsdtpmdYdPagUBkYQWLaUvT7Mp0cC0yRBLcio92uHfjFcHwZmqC1kb5a5AqvkaX9ssnH8WzxgO7Iaw8ULzBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9bbc6fa714a95b101df1b5375f510886ea53309b4c173c2f9dccb36b84d1091d","last_reissued_at":"2026-07-05T02:32:26.268669Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:32:26.268669Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.11157","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":"2026-07-05T02:32:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8GNYGwoxerANtddAxYcPS83iFG5REJapPJIucPimNAOwqZo6zYgHZPReRDefNoSiTG+t03DfJiSDA4TFy7oACw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T16:38:30.061067Z"},"content_sha256":"41eb96f6aaf00c7606ee2d137eda09fc8fe974b9e47329f4433553471c264351","schema_version":"1.0","event_id":"sha256:41eb96f6aaf00c7606ee2d137eda09fc8fe974b9e47329f4433553471c264351"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:TO6G7JYUVFNRAHPRWU3V6UIIQ3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Narrative Incoherence Detection","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CL","authors_text":"Bill Dolan, Deng Cai, Wai Lam, Yichen Huang, Yizhe Zhang","submitted_at":"2020-12-21T07:18:08Z","abstract_excerpt":"We propose the task of narrative incoherence detection as a new arena for inter-sentential semantic understanding: Given a multi-sentence narrative, decide whether there exist any semantic discrepancies in the narrative flow. Specifically, we focus on the missing sentence and discordant sentence detection. Despite its simple setup, this task is challenging as the model needs to understand and analyze a multi-sentence narrative, and predict incoherence at the sentence level. As an initial step towards this task, we implement several baselines either directly analyzing the raw text (\\textit{toke"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.11157","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/2012.11157/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":"2026-07-05T02:32:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O/GOAXJ1UXk5UkfF4mIKq9rJzHXdjOHlwMajUQrn/k4n43Wn7x1MTR5IBNdmlgfCBQP9MYJItuwi88XYPA0GBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T16:38:30.061407Z"},"content_sha256":"f2b6f8a76017411adecbbb1eb59ebef64195ba041d4b064451546d9e82cd82b0","schema_version":"1.0","event_id":"sha256:f2b6f8a76017411adecbbb1eb59ebef64195ba041d4b064451546d9e82cd82b0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TO6G7JYUVFNRAHPRWU3V6UIIQ3/bundle.json","state_url":"https://pith.science/pith/TO6G7JYUVFNRAHPRWU3V6UIIQ3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TO6G7JYUVFNRAHPRWU3V6UIIQ3/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":"2026-07-31T16:38:30Z","links":{"resolver":"https://pith.science/pith/TO6G7JYUVFNRAHPRWU3V6UIIQ3","bundle":"https://pith.science/pith/TO6G7JYUVFNRAHPRWU3V6UIIQ3/bundle.json","state":"https://pith.science/pith/TO6G7JYUVFNRAHPRWU3V6UIIQ3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TO6G7JYUVFNRAHPRWU3V6UIIQ3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:TO6G7JYUVFNRAHPRWU3V6UIIQ3","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":"3b9f584ab5621fd5e571b4879c5771c08384f81ca5490391bf253952bf485d9f","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2020-12-21T07:18:08Z","title_canon_sha256":"45efb8f2254f85ab6ec1d338c7551872b134f067b11b1443ee96124d7f2822b3"},"schema_version":"1.0","source":{"id":"2012.11157","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.11157","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"arxiv_version","alias_value":"2012.11157v2","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.11157","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"pith_short_12","alias_value":"TO6G7JYUVFNR","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"pith_short_16","alias_value":"TO6G7JYUVFNRAHPR","created_at":"2026-07-05T02:32:26Z"},{"alias_kind":"pith_short_8","alias_value":"TO6G7JYU","created_at":"2026-07-05T02:32:26Z"}],"graph_snapshots":[{"event_id":"sha256:f2b6f8a76017411adecbbb1eb59ebef64195ba041d4b064451546d9e82cd82b0","target":"graph","created_at":"2026-07-05T02:32:26Z","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/2012.11157/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose the task of narrative incoherence detection as a new arena for inter-sentential semantic understanding: Given a multi-sentence narrative, decide whether there exist any semantic discrepancies in the narrative flow. Specifically, we focus on the missing sentence and discordant sentence detection. Despite its simple setup, this task is challenging as the model needs to understand and analyze a multi-sentence narrative, and predict incoherence at the sentence level. As an initial step towards this task, we implement several baselines either directly analyzing the raw text (\\textit{toke","authors_text":"Bill Dolan, Deng Cai, Wai Lam, Yichen Huang, Yizhe Zhang","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2020-12-21T07:18:08Z","title":"Narrative Incoherence Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.11157","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":"sha256:41eb96f6aaf00c7606ee2d137eda09fc8fe974b9e47329f4433553471c264351","target":"record","created_at":"2026-07-05T02:32:26Z","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":"3b9f584ab5621fd5e571b4879c5771c08384f81ca5490391bf253952bf485d9f","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2020-12-21T07:18:08Z","title_canon_sha256":"45efb8f2254f85ab6ec1d338c7551872b134f067b11b1443ee96124d7f2822b3"},"schema_version":"1.0","source":{"id":"2012.11157","kind":"arxiv","version":2}},"canonical_sha256":"9bbc6fa714a95b101df1b5375f510886ea53309b4c173c2f9dccb36b84d1091d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9bbc6fa714a95b101df1b5375f510886ea53309b4c173c2f9dccb36b84d1091d","first_computed_at":"2026-07-05T02:32:26.268669Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:32:26.268669Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CqdsdtpmdYdPagUBkYQWLaUvT7Mp0cC0yRBLcio92uHfjFcHwZmqC1kb5a5AqvkaX9ssnH8WzxgO7Iaw8ULzBg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:32:26.269234Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.11157","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:41eb96f6aaf00c7606ee2d137eda09fc8fe974b9e47329f4433553471c264351","sha256:f2b6f8a76017411adecbbb1eb59ebef64195ba041d4b064451546d9e82cd82b0"],"state_sha256":"c31fcab4ef28ef869b79abbce06b737ed171f30c7fe10d7b70edc0fd87513f41"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a0x6sayoBfvE05yWmAlr75zs06BM/DTZdBpBxqgBmYsRzAwj34So0J0NZW9sT9Bj3zDE/3g01zZUYvPgnNWhAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T16:38:30.064539Z","bundle_sha256":"48774c1723b20b6bc8b5589f795f06eb7b5d23b09f453adf63f873e890b942de"}}