{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1998:WLCLDQUZP3RYIQKFBF7URUETZ6","short_pith_number":"pith:WLCLDQUZ","schema_version":"1.0","canonical_sha256":"b2c4b1c2997ee3844145097f48d093cfa5e2a57a5efcc30e878f9654f059ba48","source":{"kind":"arxiv","id":"hep-th/9804206","version":1},"attestation_state":"computed","paper":{"title":"Large N Field Theory of N=2 Strings and Self-Dual Gravity","license":"","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"A. Jevicki, J. P. Nunes, M. Mihailescu","submitted_at":"1998-04-30T20:25:36Z","abstract_excerpt":"We review some aspects of the construction of self-dual gravity and the associated field theory of ${\\cal N}=2$ strings in terms of two-dimensional sigma models at large $N$. The theory is defined through a large $N$ Wess-Zumino-Witten model in a nontrivial background and in a particular double scaling limit. We examine the canonical structure of the theory and describe an infinite-dimensional Poisson algebra of currents."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"hep-th/9804206","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"1998-04-30T20:25:36Z","cross_cats_sorted":[],"title_canon_sha256":"9b5379e9fba97fca6fc89f7c72fc145f599cfe07c04f2e7c205849d395a9e9fb","abstract_canon_sha256":"02e03eb7ff4612a823b2aace2a8fd8c1d8b6688bcd7b95cd0db034527bbc3afe"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:38:36.916791Z","signature_b64":"KoKCuTeAsk1AbZK1RAQGC07do4etSw4yzxkXCS9+oQezfp4lFFz0yyIM2mAqS5LNSIwZwb6yQC7iR3T62zzrBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b2c4b1c2997ee3844145097f48d093cfa5e2a57a5efcc30e878f9654f059ba48","last_reissued_at":"2026-05-18T01:38:36.916350Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:38:36.916350Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Large N Field Theory of N=2 Strings and Self-Dual Gravity","license":"","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"A. Jevicki, J. P. Nunes, M. Mihailescu","submitted_at":"1998-04-30T20:25:36Z","abstract_excerpt":"We review some aspects of the construction of self-dual gravity and the associated field theory of ${\\cal N}=2$ strings in terms of two-dimensional sigma models at large $N$. The theory is defined through a large $N$ Wess-Zumino-Witten model in a nontrivial background and in a particular double scaling limit. We examine the canonical structure of the theory and describe an infinite-dimensional Poisson algebra of currents."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/9804206","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/9804206","created_at":"2026-05-18T01:38:36.916413+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-th/9804206v1","created_at":"2026-05-18T01:38:36.916413+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/9804206","created_at":"2026-05-18T01:38:36.916413+00:00"},{"alias_kind":"pith_short_12","alias_value":"WLCLDQUZP3RY","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_16","alias_value":"WLCLDQUZP3RYIQKF","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_8","alias_value":"WLCLDQUZ","created_at":"2026-05-18T12:25:49.038998+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/WLCLDQUZP3RYIQKFBF7URUETZ6","json":"https://pith.science/pith/WLCLDQUZP3RYIQKFBF7URUETZ6.json","graph_json":"https://pith.science/api/pith-number/WLCLDQUZP3RYIQKFBF7URUETZ6/graph.json","events_json":"https://pith.science/api/pith-number/WLCLDQUZP3RYIQKFBF7URUETZ6/events.json","paper":"https://pith.science/paper/WLCLDQUZ"},"agent_actions":{"view_html":"https://pith.science/pith/WLCLDQUZP3RYIQKFBF7URUETZ6","download_json":"https://pith.science/pith/WLCLDQUZP3RYIQKFBF7URUETZ6.json","view_paper":"https://pith.science/paper/WLCLDQUZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-th/9804206&json=true","fetch_graph":"https://pith.science/api/pith-number/WLCLDQUZP3RYIQKFBF7URUETZ6/graph.json","fetch_events":"https://pith.science/api/pith-number/WLCLDQUZP3RYIQKFBF7URUETZ6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WLCLDQUZP3RYIQKFBF7URUETZ6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WLCLDQUZP3RYIQKFBF7URUETZ6/action/storage_attestation","attest_author":"https://pith.science/pith/WLCLDQUZP3RYIQKFBF7URUETZ6/action/author_attestation","sign_citation":"https://pith.science/pith/WLCLDQUZP3RYIQKFBF7URUETZ6/action/citation_signature","submit_replication":"https://pith.science/pith/WLCLDQUZP3RYIQKFBF7URUETZ6/action/replication_record"}},"created_at":"2026-05-18T01:38:36.916413+00:00","updated_at":"2026-05-18T01:38:36.916413+00:00"}