{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:PD64554BYC7QRYCF5BDGBZJT6X","short_pith_number":"pith:PD64554B","schema_version":"1.0","canonical_sha256":"78fdcef781c0bf08e045e84660e533f5f4b16ceba093dfc65a7e9372f608e070","source":{"kind":"arxiv","id":"2505.18957","version":1},"attestation_state":"computed","paper":{"title":"The universality class of the first levels in low-dimensional gravity","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.dis-nn","quant-ph"],"primary_cat":"hep-th","authors_text":"Alexander Altland, Jeremy van der Heijden, Joaquim Telles de Miranda, Moshe Rozali, Tobias Micklitz","submitted_at":"2025-05-25T03:20:57Z","abstract_excerpt":"We investigate the physics of a small group of quantum states defined above the sharply defined ground state of a chaotic ensemble. This `universality class of the first levels' (UFL) is realized in the majority of `synthetic' random matrix models but, for all we know, in only one microscopically defined system: low-dimensional gravity. We discuss the physical properties of these states, notably their exceptional rigidity against external perturbations, as quantified by the so-called quantum state fidelity. Examining these structures through the lenses of random matrix and string theory, we hi"},"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":"2505.18957","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2025-05-25T03:20:57Z","cross_cats_sorted":["cond-mat.dis-nn","quant-ph"],"title_canon_sha256":"6bce1a412cf9de99da8e0ddeb4e7c48e804ee90834175fc8f096be8adc724dd5","abstract_canon_sha256":"d639909a15e7477a33541340accfbf40c03a31d0c435afbd9b87d437e8dafe6d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:09:22.558758Z","signature_b64":"5CviJTvPo1bFPIaHnRftVjRme/KX6r5Mx1Yw9NtKhh0J/8ETs8eVxEkpf2sOW+Ynnn9VvoV01Ze7BI3ULxTHDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"78fdcef781c0bf08e045e84660e533f5f4b16ceba093dfc65a7e9372f608e070","last_reissued_at":"2026-07-05T11:09:22.558236Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:09:22.558236Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The universality class of the first levels in low-dimensional gravity","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.dis-nn","quant-ph"],"primary_cat":"hep-th","authors_text":"Alexander Altland, Jeremy van der Heijden, Joaquim Telles de Miranda, Moshe Rozali, Tobias Micklitz","submitted_at":"2025-05-25T03:20:57Z","abstract_excerpt":"We investigate the physics of a small group of quantum states defined above the sharply defined ground state of a chaotic ensemble. This `universality class of the first levels' (UFL) is realized in the majority of `synthetic' random matrix models but, for all we know, in only one microscopically defined system: low-dimensional gravity. We discuss the physical properties of these states, notably their exceptional rigidity against external perturbations, as quantified by the so-called quantum state fidelity. Examining these structures through the lenses of random matrix and string theory, we hi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.18957","kind":"arxiv","version":1},"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/2505.18957/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":"2505.18957","created_at":"2026-07-05T11:09:22.558292+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.18957v1","created_at":"2026-07-05T11:09:22.558292+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.18957","created_at":"2026-07-05T11:09:22.558292+00:00"},{"alias_kind":"pith_short_12","alias_value":"PD64554BYC7Q","created_at":"2026-07-05T11:09:22.558292+00:00"},{"alias_kind":"pith_short_16","alias_value":"PD64554BYC7QRYCF","created_at":"2026-07-05T11:09:22.558292+00:00"},{"alias_kind":"pith_short_8","alias_value":"PD64554B","created_at":"2026-07-05T11:09:22.558292+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2509.20448","citing_title":"Mind the crosscap: $\\tau$-scaling in non-orientable gravity and time-reversal-invariant systems","ref_index":60,"is_internal_anchor":false},{"citing_arxiv_id":"2604.12784","citing_title":"Quantum chaos and the holographic principle","ref_index":84,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/PD64554BYC7QRYCF5BDGBZJT6X","json":"https://pith.science/pith/PD64554BYC7QRYCF5BDGBZJT6X.json","graph_json":"https://pith.science/api/pith-number/PD64554BYC7QRYCF5BDGBZJT6X/graph.json","events_json":"https://pith.science/api/pith-number/PD64554BYC7QRYCF5BDGBZJT6X/events.json","paper":"https://pith.science/paper/PD64554B"},"agent_actions":{"view_html":"https://pith.science/pith/PD64554BYC7QRYCF5BDGBZJT6X","download_json":"https://pith.science/pith/PD64554BYC7QRYCF5BDGBZJT6X.json","view_paper":"https://pith.science/paper/PD64554B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.18957&json=true","fetch_graph":"https://pith.science/api/pith-number/PD64554BYC7QRYCF5BDGBZJT6X/graph.json","fetch_events":"https://pith.science/api/pith-number/PD64554BYC7QRYCF5BDGBZJT6X/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PD64554BYC7QRYCF5BDGBZJT6X/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PD64554BYC7QRYCF5BDGBZJT6X/action/storage_attestation","attest_author":"https://pith.science/pith/PD64554BYC7QRYCF5BDGBZJT6X/action/author_attestation","sign_citation":"https://pith.science/pith/PD64554BYC7QRYCF5BDGBZJT6X/action/citation_signature","submit_replication":"https://pith.science/pith/PD64554BYC7QRYCF5BDGBZJT6X/action/replication_record"}},"created_at":"2026-07-05T11:09:22.558292+00:00","updated_at":"2026-07-05T11:09:22.558292+00:00"}