{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:D5JQI64MRKL2GH2GILX5KNMXZJ","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":"5cb6c97d04d551f28817faa81a2b952252e8ce95bcb7d95cfc77f477e2465566","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-02-15T15:31:11Z","title_canon_sha256":"ce9c6c19681a28db45d3563688105a2c9088090a87516d56cff744bd9bffa545"},"schema_version":"1.0","source":{"id":"1902.05846","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.05846","created_at":"2026-07-05T00:06:35Z"},{"alias_kind":"arxiv_version","alias_value":"1902.05846v1","created_at":"2026-07-05T00:06:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.05846","created_at":"2026-07-05T00:06:35Z"},{"alias_kind":"pith_short_12","alias_value":"D5JQI64MRKL2","created_at":"2026-07-05T00:06:35Z"},{"alias_kind":"pith_short_16","alias_value":"D5JQI64MRKL2GH2G","created_at":"2026-07-05T00:06:35Z"},{"alias_kind":"pith_short_8","alias_value":"D5JQI64M","created_at":"2026-07-05T00:06:35Z"}],"graph_snapshots":[{"event_id":"sha256:8342c55707656e8f14c3de8998cb861661470173eb4a121014d81c7f018cabe5","target":"graph","created_at":"2026-07-05T00:06:35Z","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/1902.05846/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the dynamics of dark energy in the presence of a 2-form field coupled to a canonical scalar field $\\phi$. We consider the coupling proportional to $e^{-\\mu \\phi/M_{\\rm pl}} H_{\\alpha \\beta \\gamma}H^{\\alpha \\beta \\gamma}$ and the scalar potential $V(\\phi) \\propto e^{-\\lambda \\phi/M_{\\rm pl}}$, where $H_{\\alpha \\beta \\gamma}$ is the 2-form field strength, $\\mu, \\lambda$ are constants, and $M_{\\rm pl}$ is the reduced Planck mass. We show the existence of an anisotropic matter-dominated scaling solution followed by a stable accelerated fixed point with a non-vanishing shear. Even if $\\lam","authors_text":"Alejandro Guarnizo, C\\'esar A. Valenzuela-Toledo, Juan P. Beltr\\'an Almeida, Ryotaro Kase, Shinji Tsujikawa","cross_cats":["astro-ph.CO","gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-02-15T15:31:11Z","title":"Anisotropic $2$-form dark energy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.05846","kind":"arxiv","version":1},"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:bb65965f8e558c6325db1beeefb4d0fe3d2a0db368bcb019ec3a679cb6471ad9","target":"record","created_at":"2026-07-05T00:06:35Z","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":"5cb6c97d04d551f28817faa81a2b952252e8ce95bcb7d95cfc77f477e2465566","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-02-15T15:31:11Z","title_canon_sha256":"ce9c6c19681a28db45d3563688105a2c9088090a87516d56cff744bd9bffa545"},"schema_version":"1.0","source":{"id":"1902.05846","kind":"arxiv","version":1}},"canonical_sha256":"1f53047b8c8a97a31f4642efd53597ca67a27bfbaa913fa6ceb1e59eb4c04205","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f53047b8c8a97a31f4642efd53597ca67a27bfbaa913fa6ceb1e59eb4c04205","first_computed_at":"2026-07-05T00:06:35.234409Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:06:35.234409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0K4Pc2OUpyUDM9KcxgLILTY8dLvbQoU9T0OI4q3R+FgCh7A736WVPtysG6Wpn4akChCJkp9a6YeopE8RyBTPCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:06:35.234843Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.05846","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bb65965f8e558c6325db1beeefb4d0fe3d2a0db368bcb019ec3a679cb6471ad9","sha256:8342c55707656e8f14c3de8998cb861661470173eb4a121014d81c7f018cabe5"],"state_sha256":"21950d036532655fee2a30b00b77aa82613dba4c30139433331c7d4ea5c3132f"}