{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:ZTXDSYZVO6ZTPDAQBHERW5D3BN","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":"2c92abe5c960d7ddb10576a97018c3611931fef915443f3b063d85a633e66454","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-12-23T17:02:32Z","title_canon_sha256":"69c6f3d8d54c73647c2d8211f7ee6055ba0f8a570d23def845b09e1a02600de7"},"schema_version":"1.0","source":{"id":"1912.10974","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.10974","created_at":"2026-07-05T02:33:04Z"},{"alias_kind":"arxiv_version","alias_value":"1912.10974v3","created_at":"2026-07-05T02:33:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.10974","created_at":"2026-07-05T02:33:04Z"},{"alias_kind":"pith_short_12","alias_value":"ZTXDSYZVO6ZT","created_at":"2026-07-05T02:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"ZTXDSYZVO6ZTPDAQ","created_at":"2026-07-05T02:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"ZTXDSYZV","created_at":"2026-07-05T02:33:04Z"}],"graph_snapshots":[{"event_id":"sha256:234afc46b6136953ca626a1bad59564b7c953f923c65bb69f975be6e7f2eb917","target":"graph","created_at":"2026-07-05T02:33:04Z","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/1912.10974/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We compute the tree-level $H^2R^3$ couplings of type II strings and provide some basic tests of the couplings by considering both K3 and Calabi-Yau threefold compactifications. Curiously, additional kinematical structures show up at tree level that are not present in the one-loop couplings. This has interesting implications for type II supersymmetry as well as $SL(2, \\mathbb Z)$ duality in type IIB strings.","authors_text":"James T. Liu, Ruben Minasian","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-12-23T17:02:32Z","title":"Higher-derivative couplings in string theory: five-point contact terms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.10974","kind":"arxiv","version":3},"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":"sha256:80b6109ed5d8bd4f1a5f2d9c5d9d4174f84b78c93f961bcab98d414ed46c9ac5","target":"record","created_at":"2026-07-05T02:33:04Z","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":"2c92abe5c960d7ddb10576a97018c3611931fef915443f3b063d85a633e66454","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-12-23T17:02:32Z","title_canon_sha256":"69c6f3d8d54c73647c2d8211f7ee6055ba0f8a570d23def845b09e1a02600de7"},"schema_version":"1.0","source":{"id":"1912.10974","kind":"arxiv","version":3}},"canonical_sha256":"ccee39633577b3378c1009c91b747b0b56fffb4865beda5b2748e10d0ff54b08","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ccee39633577b3378c1009c91b747b0b56fffb4865beda5b2748e10d0ff54b08","first_computed_at":"2026-07-05T02:33:04.395558Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:33:04.395558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rv77fpUaAdYBZwgfCdoubCW8SIF1jSjUySzycAUdX7da3WksxIlv/DfRzI5qv574I18DFvHDAgIVg2Xs135JAw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:33:04.396001Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.10974","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:80b6109ed5d8bd4f1a5f2d9c5d9d4174f84b78c93f961bcab98d414ed46c9ac5","sha256:234afc46b6136953ca626a1bad59564b7c953f923c65bb69f975be6e7f2eb917"],"state_sha256":"965ecbf16b7b16760ba4452981cc46c1f77547dd894f8dd9218ce323bc0b49ab"}