{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RWG3AJUHKWH437NQJQNNVIXA7A","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":"98fb41d42ccb627897e1dec957848748d1d0c63818fbad8ee5718bfdbf2cb6e4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-07-19T23:21:58Z","title_canon_sha256":"ad97bf35acc6043358ff02afbd427fc7460d480a8ce63a4751764df9240bfe39"},"schema_version":"1.0","source":{"id":"1807.07661","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.07661","created_at":"2026-05-18T00:03:15Z"},{"alias_kind":"arxiv_version","alias_value":"1807.07661v2","created_at":"2026-05-18T00:03:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.07661","created_at":"2026-05-18T00:03:15Z"},{"alias_kind":"pith_short_12","alias_value":"RWG3AJUHKWH4","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RWG3AJUHKWH437NQ","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RWG3AJUH","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:cc0d11683966310476a007511d411da6f4eabb3d0cdda3716ccb55b5c1943b7c","target":"graph","created_at":"2026-05-18T00:03:15Z","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":"We analyze the free ambitwistor string field theory action for the bosonic string, heterotic string and both GSO sectors of the Type II string. The spectrum contains non-unitary states and provides an interesting consistency test for one-loop ambitwistor string computations.","authors_text":"Matheus Lize (ICTP-SAIFR/IFT-UNESP, Nathan Berkovits, Sao Paulo)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-07-19T23:21:58Z","title":"Field theory actions for ambitwistor string and superstring"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.07661","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":"sha256:90f1530d687bbe58d1ec62e7298e9d6e5a9a7188338ce7bdb12800c5cddca5c5","target":"record","created_at":"2026-05-18T00:03:15Z","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":"98fb41d42ccb627897e1dec957848748d1d0c63818fbad8ee5718bfdbf2cb6e4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-07-19T23:21:58Z","title_canon_sha256":"ad97bf35acc6043358ff02afbd427fc7460d480a8ce63a4751764df9240bfe39"},"schema_version":"1.0","source":{"id":"1807.07661","kind":"arxiv","version":2}},"canonical_sha256":"8d8db02687558fcdfdb04c1adaa2e0f80fae5c58e844862d03b66313dab0bdf3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d8db02687558fcdfdb04c1adaa2e0f80fae5c58e844862d03b66313dab0bdf3","first_computed_at":"2026-05-18T00:03:15.730016Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:03:15.730016Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EebuZtCid6C6VGNPZdnQSUid6sbc0bxhlB9x03G3SIhDIvj744s+LRIlYzr859ae6LM0z8/I0GKG3upFwko6Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:03:15.730617Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.07661","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:90f1530d687bbe58d1ec62e7298e9d6e5a9a7188338ce7bdb12800c5cddca5c5","sha256:cc0d11683966310476a007511d411da6f4eabb3d0cdda3716ccb55b5c1943b7c"],"state_sha256":"d1cff7b4419c429ab4bfa4a9c17c0db07823e6ed5b3502fb94f88c470b88e059"}