{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KR3OWGYQXGZAUQDJCX3OLVCK75","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":"b279061f81507260200108e8da4a0ed89ce5956f0bab67c1abcf343ffffb558b","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-06-26T11:05:58Z","title_canon_sha256":"d8f8aa42bdd1a18cf2a2376889ee5c4b036cf987efd64d3da0768446e8ff1688"},"schema_version":"1.0","source":{"id":"2606.27963","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.27963","created_at":"2026-06-29T01:14:53Z"},{"alias_kind":"arxiv_version","alias_value":"2606.27963v1","created_at":"2026-06-29T01:14:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.27963","created_at":"2026-06-29T01:14:53Z"},{"alias_kind":"pith_short_12","alias_value":"KR3OWGYQXGZA","created_at":"2026-06-29T01:14:53Z"},{"alias_kind":"pith_short_16","alias_value":"KR3OWGYQXGZAUQDJ","created_at":"2026-06-29T01:14:53Z"},{"alias_kind":"pith_short_8","alias_value":"KR3OWGYQ","created_at":"2026-06-29T01:14:53Z"}],"graph_snapshots":[{"event_id":"sha256:c325bc01b2f816ac1963ebd74459622e0ee856342209505f7c1c9d1a7a3654e6","target":"graph","created_at":"2026-06-29T01:14:53Z","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/2606.27963/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Optically addressable valley degrees of freedom in transition-metal dichalcogenide heterostructures provide a powerful platform for valleytronic and quantum-optical functionalities. In moir\\'e superlattices, interlayer excitons inherit valley-contrasting optical selection rules while acquiring long lifetimes, electric dipoles, and site-dependent optical responses. However, because conventional measurements typically probe time-integrated valley polarization, the dynamical origin of vanishing polarization has remained elusive. Here, we show that a nearly zero steady-state valley polarization in","authors_text":"Daichi Kozawa, Kenji Watanabe, Lata Chouhan, Nurul Fariha Ahmad, Ryo Kitaura, Takashi Taniguchi, Yuto Urano","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-06-26T11:05:58Z","title":"Hidden valley dynamics behind vanishing circular polarization in moir\\'e excitons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.27963","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":"sha256:92de4b0c742714dfd85d4615c1014a4b4d5407f76a3354aa4211a4ef3ae86fdf","target":"record","created_at":"2026-06-29T01:14:53Z","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":"b279061f81507260200108e8da4a0ed89ce5956f0bab67c1abcf343ffffb558b","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-06-26T11:05:58Z","title_canon_sha256":"d8f8aa42bdd1a18cf2a2376889ee5c4b036cf987efd64d3da0768446e8ff1688"},"schema_version":"1.0","source":{"id":"2606.27963","kind":"arxiv","version":1}},"canonical_sha256":"5476eb1b10b9b20a406915f6e5d44aff5ba8d3b0488bb6646dffab7fb92e803a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5476eb1b10b9b20a406915f6e5d44aff5ba8d3b0488bb6646dffab7fb92e803a","first_computed_at":"2026-06-29T01:14:53.916078Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-29T01:14:53.916078Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"G0g1nW/sPNZlrVb8SaLjgi1jOEyZF61wQ4roJT6VjvxASCZK+Dd70+b5dPCTLpsf96BimixNit8VoQmySDoCCQ==","signature_status":"signed_v1","signed_at":"2026-06-29T01:14:53.916507Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.27963","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:92de4b0c742714dfd85d4615c1014a4b4d5407f76a3354aa4211a4ef3ae86fdf","sha256:c325bc01b2f816ac1963ebd74459622e0ee856342209505f7c1c9d1a7a3654e6"],"state_sha256":"c41237040bda1fb94243325a1d0877d3f0206d0a5ab1c84b0ec7d94c02ee8bf6"}