{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:JWNZFXGSUJW2VNGGII4VWFPRMA","short_pith_number":"pith:JWNZFXGS","canonical_record":{"source":{"id":"2008.12348","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-08-27T19:37:27Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"1159dba25c22764031b8994de683159790370f794b526331b031a7066c609192","abstract_canon_sha256":"2e46b36acff8e9adba06a19d4b04f6290087169f321f8e8da642e395c10ca299"},"schema_version":"1.0"},"canonical_sha256":"4d9b92dcd2a26daab4c642395b15f1602591bdb115a854fae52f45acb5ebe413","source":{"kind":"arxiv","id":"2008.12348","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.12348","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"arxiv_version","alias_value":"2008.12348v2","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.12348","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"pith_short_12","alias_value":"JWNZFXGSUJW2","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"pith_short_16","alias_value":"JWNZFXGSUJW2VNGG","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"pith_short_8","alias_value":"JWNZFXGS","created_at":"2026-07-05T01:33:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:JWNZFXGSUJW2VNGGII4VWFPRMA","target":"record","payload":{"canonical_record":{"source":{"id":"2008.12348","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-08-27T19:37:27Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"1159dba25c22764031b8994de683159790370f794b526331b031a7066c609192","abstract_canon_sha256":"2e46b36acff8e9adba06a19d4b04f6290087169f321f8e8da642e395c10ca299"},"schema_version":"1.0"},"canonical_sha256":"4d9b92dcd2a26daab4c642395b15f1602591bdb115a854fae52f45acb5ebe413","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:33:22.749711Z","signature_b64":"Ag87NjypbNrZl81zL2UUWTf/09YidK0w/kZxKRLtfjEW9eA6aBqmmhTC4E/5yTud6C6wvsTRi7JMmVPwPuafBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4d9b92dcd2a26daab4c642395b15f1602591bdb115a854fae52f45acb5ebe413","last_reissued_at":"2026-07-05T01:33:22.749127Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:33:22.749127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.12348","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":"2026-07-05T01:33:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SvLHAQxvPWzbHMUI2RDNgO+JNG/oHZFC/3FkHF2qI970vJT8dDEkqnseTzQ0Hz+HF3K74fraprT07wWgJqlbBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:20:06.293154Z"},"content_sha256":"6e1378a1372e48728a1bb369422aa659b9a38cc1cdb14636fa447f3bf1c64c82","schema_version":"1.0","event_id":"sha256:6e1378a1372e48728a1bb369422aa659b9a38cc1cdb14636fa447f3bf1c64c82"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:JWNZFXGSUJW2VNGGII4VWFPRMA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neural Generation Meets Real People: Towards Emotionally Engaging Mixed-Initiative Conversations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CL","authors_text":"Abigail See, Amelia Hardy, Ashwin Paranjape, Christopher D. Manning, Dilara Soylu, Haojun Li, Kathleen Kenealy, Kaushik Ram Sadagopan, Nguyet Minh Phu, Peng Qi","submitted_at":"2020-08-27T19:37:27Z","abstract_excerpt":"We present Chirpy Cardinal, an open-domain dialogue agent, as a research platform for the 2019 Alexa Prize competition. Building an open-domain socialbot that talks to real people is challenging - such a system must meet multiple user expectations such as broad world knowledge, conversational style, and emotional connection. Our socialbot engages users on their terms - prioritizing their interests, feelings and autonomy. As a result, our socialbot provides a responsive, personalized user experience, capable of talking knowledgeably about a wide variety of topics, as well as chatting empathetic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.12348","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/2008.12348/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":"2026-07-05T01:33:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5vSrpj1OEMv2xYLtbjRUclEyetXNplebtIJFDJRVoWKMpCb9dr1VWcfIgA5QfFJgEjRRFqEcyHVIKw/RyapWAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:20:06.293851Z"},"content_sha256":"c62a934e79e9e65d90c04f85360f7d4493b9ba54163e3f577049e9ce49205184","schema_version":"1.0","event_id":"sha256:c62a934e79e9e65d90c04f85360f7d4493b9ba54163e3f577049e9ce49205184"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JWNZFXGSUJW2VNGGII4VWFPRMA/bundle.json","state_url":"https://pith.science/pith/JWNZFXGSUJW2VNGGII4VWFPRMA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JWNZFXGSUJW2VNGGII4VWFPRMA/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":"2026-07-06T23:20:06Z","links":{"resolver":"https://pith.science/pith/JWNZFXGSUJW2VNGGII4VWFPRMA","bundle":"https://pith.science/pith/JWNZFXGSUJW2VNGGII4VWFPRMA/bundle.json","state":"https://pith.science/pith/JWNZFXGSUJW2VNGGII4VWFPRMA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JWNZFXGSUJW2VNGGII4VWFPRMA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:JWNZFXGSUJW2VNGGII4VWFPRMA","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":"2e46b36acff8e9adba06a19d4b04f6290087169f321f8e8da642e395c10ca299","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-08-27T19:37:27Z","title_canon_sha256":"1159dba25c22764031b8994de683159790370f794b526331b031a7066c609192"},"schema_version":"1.0","source":{"id":"2008.12348","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.12348","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"arxiv_version","alias_value":"2008.12348v2","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.12348","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"pith_short_12","alias_value":"JWNZFXGSUJW2","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"pith_short_16","alias_value":"JWNZFXGSUJW2VNGG","created_at":"2026-07-05T01:33:22Z"},{"alias_kind":"pith_short_8","alias_value":"JWNZFXGS","created_at":"2026-07-05T01:33:22Z"}],"graph_snapshots":[{"event_id":"sha256:c62a934e79e9e65d90c04f85360f7d4493b9ba54163e3f577049e9ce49205184","target":"graph","created_at":"2026-07-05T01:33:22Z","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/2008.12348/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present Chirpy Cardinal, an open-domain dialogue agent, as a research platform for the 2019 Alexa Prize competition. Building an open-domain socialbot that talks to real people is challenging - such a system must meet multiple user expectations such as broad world knowledge, conversational style, and emotional connection. Our socialbot engages users on their terms - prioritizing their interests, feelings and autonomy. As a result, our socialbot provides a responsive, personalized user experience, capable of talking knowledgeably about a wide variety of topics, as well as chatting empathetic","authors_text":"Abigail See, Amelia Hardy, Ashwin Paranjape, Christopher D. Manning, Dilara Soylu, Haojun Li, Kathleen Kenealy, Kaushik Ram Sadagopan, Nguyet Minh Phu, Peng Qi","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-08-27T19:37:27Z","title":"Neural Generation Meets Real People: Towards Emotionally Engaging Mixed-Initiative Conversations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.12348","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":"sha256:6e1378a1372e48728a1bb369422aa659b9a38cc1cdb14636fa447f3bf1c64c82","target":"record","created_at":"2026-07-05T01:33:22Z","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":"2e46b36acff8e9adba06a19d4b04f6290087169f321f8e8da642e395c10ca299","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-08-27T19:37:27Z","title_canon_sha256":"1159dba25c22764031b8994de683159790370f794b526331b031a7066c609192"},"schema_version":"1.0","source":{"id":"2008.12348","kind":"arxiv","version":2}},"canonical_sha256":"4d9b92dcd2a26daab4c642395b15f1602591bdb115a854fae52f45acb5ebe413","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4d9b92dcd2a26daab4c642395b15f1602591bdb115a854fae52f45acb5ebe413","first_computed_at":"2026-07-05T01:33:22.749127Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:33:22.749127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ag87NjypbNrZl81zL2UUWTf/09YidK0w/kZxKRLtfjEW9eA6aBqmmhTC4E/5yTud6C6wvsTRi7JMmVPwPuafBA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:33:22.749711Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.12348","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6e1378a1372e48728a1bb369422aa659b9a38cc1cdb14636fa447f3bf1c64c82","sha256:c62a934e79e9e65d90c04f85360f7d4493b9ba54163e3f577049e9ce49205184"],"state_sha256":"8efa8cc2b2aaf27730e2d93bbd9a526e62760ebeb557323753d9629b9af14ef0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VCNKr8prl01LXCzDGuhEA6PC8SL3ASobfxwGxZwpKE9xcOX3vVYCKAw3yQNOf9iO9+ihhc7wAfivmhZM/QSpAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T23:20:06.296813Z","bundle_sha256":"a8146d27db861c9e96f769676ade3dc4a560721edb13e19eb8173f6a498249b3"}}