{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:W7UPAYXISAH2WCKF53HKEE257T","short_pith_number":"pith:W7UPAYXI","schema_version":"1.0","canonical_sha256":"b7e8f062e8900fab0945eecea2135dfcd2558822032e5721aca02ab5a2fed72e","source":{"kind":"arxiv","id":"2502.02640","version":2},"attestation_state":"computed","paper":{"title":"Dynamics and lifetime of geometric excitations in moir\\'e systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.str-el","authors_text":"Bo Yang, Dung Xuan Nguyen, Guangyue Ji, Joe Huxford, Yong Baek Kim, Yuzhu Wang","submitted_at":"2025-02-04T19:00:01Z","abstract_excerpt":"We show that spin-2 geometric excitations, known as graviton modes, generally exhibit vanishing lifetimes in lattice Chern bands, including in moir\\'e systems. In contrast to the Landau levels, we first numerically demonstrate that the prominent graviton peaks in spectral functions diminish rapidly with increasing system sizes. We explore how the choice of interaction affects the strength of these peaks, with short-ranged interactions pushing the graviton mode far into the continuum of excitations, where it can be significantly scattered due to the increased density of states. We also analytic"},"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":"2502.02640","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-02-04T19:00:01Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"032a3a1043211e37111e7e7efd99839af17918ebff285fd31b577bb452962150","abstract_canon_sha256":"7bbb51b83683e567e400f88f862b581bf09f83079bafc85f727f6b0bff53174b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:39:25.836490Z","signature_b64":"GiAiD7DmAJbIl3PJ0pdE5JjlKkFk6Z715ReLniNfHEnEvUGi/3vGdfn93DrJIoeamIULwpYnT3dyoHL3fiq3Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b7e8f062e8900fab0945eecea2135dfcd2558822032e5721aca02ab5a2fed72e","last_reissued_at":"2026-07-05T10:39:25.835996Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:39:25.835996Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dynamics and lifetime of geometric excitations in moir\\'e systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.str-el","authors_text":"Bo Yang, Dung Xuan Nguyen, Guangyue Ji, Joe Huxford, Yong Baek Kim, Yuzhu Wang","submitted_at":"2025-02-04T19:00:01Z","abstract_excerpt":"We show that spin-2 geometric excitations, known as graviton modes, generally exhibit vanishing lifetimes in lattice Chern bands, including in moir\\'e systems. In contrast to the Landau levels, we first numerically demonstrate that the prominent graviton peaks in spectral functions diminish rapidly with increasing system sizes. We explore how the choice of interaction affects the strength of these peaks, with short-ranged interactions pushing the graviton mode far into the continuum of excitations, where it can be significantly scattered due to the increased density of states. We also analytic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.02640","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2502.02640/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2502.02640","created_at":"2026-07-05T10:39:25.836055+00:00"},{"alias_kind":"arxiv_version","alias_value":"2502.02640v2","created_at":"2026-07-05T10:39:25.836055+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.02640","created_at":"2026-07-05T10:39:25.836055+00:00"},{"alias_kind":"pith_short_12","alias_value":"W7UPAYXISAH2","created_at":"2026-07-05T10:39:25.836055+00:00"},{"alias_kind":"pith_short_16","alias_value":"W7UPAYXISAH2WCKF","created_at":"2026-07-05T10:39:25.836055+00:00"},{"alias_kind":"pith_short_8","alias_value":"W7UPAYXI","created_at":"2026-07-05T10:39:25.836055+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.06267","citing_title":"Chiral Graviton Modes in Non-Abelian lattice Fractional Quantum Hall states","ref_index":67,"is_internal_anchor":true},{"citing_arxiv_id":"2601.10717","citing_title":"Emergence and transition of incompressible phases in decorated Landau levels","ref_index":25,"is_internal_anchor":false},{"citing_arxiv_id":"2601.20702","citing_title":"Collective excitations in chiral spin liquid: chiral roton and long-wavelength nematic mode","ref_index":34,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/W7UPAYXISAH2WCKF53HKEE257T","json":"https://pith.science/pith/W7UPAYXISAH2WCKF53HKEE257T.json","graph_json":"https://pith.science/api/pith-number/W7UPAYXISAH2WCKF53HKEE257T/graph.json","events_json":"https://pith.science/api/pith-number/W7UPAYXISAH2WCKF53HKEE257T/events.json","paper":"https://pith.science/paper/W7UPAYXI"},"agent_actions":{"view_html":"https://pith.science/pith/W7UPAYXISAH2WCKF53HKEE257T","download_json":"https://pith.science/pith/W7UPAYXISAH2WCKF53HKEE257T.json","view_paper":"https://pith.science/paper/W7UPAYXI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2502.02640&json=true","fetch_graph":"https://pith.science/api/pith-number/W7UPAYXISAH2WCKF53HKEE257T/graph.json","fetch_events":"https://pith.science/api/pith-number/W7UPAYXISAH2WCKF53HKEE257T/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/W7UPAYXISAH2WCKF53HKEE257T/action/timestamp_anchor","attest_storage":"https://pith.science/pith/W7UPAYXISAH2WCKF53HKEE257T/action/storage_attestation","attest_author":"https://pith.science/pith/W7UPAYXISAH2WCKF53HKEE257T/action/author_attestation","sign_citation":"https://pith.science/pith/W7UPAYXISAH2WCKF53HKEE257T/action/citation_signature","submit_replication":"https://pith.science/pith/W7UPAYXISAH2WCKF53HKEE257T/action/replication_record"}},"created_at":"2026-07-05T10:39:25.836055+00:00","updated_at":"2026-07-05T10:39:25.836055+00:00"}