{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:RKTDWNWQXZN5CGOSUOUJHIMA27","short_pith_number":"pith:RKTDWNWQ","schema_version":"1.0","canonical_sha256":"8aa63b36d0be5bd119d2a3a893a180d7da1128aef95823507aff65020a03c99d","source":{"kind":"arxiv","id":"2407.16208","version":1},"attestation_state":"computed","paper":{"title":"Gapless spin excitations in a quantum spin liquid state of S=1/2 perfect kagome antiferromagnet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"B. Li, K. Totsuka, S. Ikemori, S. Suetsugu, T. Asaba, Y. Kasahara, Y. Kohama, Y. Li, Y. Matsuda, Y. Sekino, Y. Zhao","submitted_at":"2024-07-23T06:29:08Z","abstract_excerpt":"Quantum spin liquids (QSLs) represent an exotic quantum many-body state characterized by the suppression of long-range magnetic order due to strong quantum fluctuations. The kagome spin-1/2 antiferromagnet (AFM) is a prime candidate for realizing QSLs, but its ground state remains an unresolved conundrum. Here we investigate the recently discovered perfect kagome AFM YCu$_3$(OH)$_{6.5}$Br$_{2.5}$ to elucidate two central enigmas surrounding the kagome AFM. Ultra-sensitive torque magnetometry experiments reveal that the intrinsic magnetic susceptibility arising from the kagome layer remains nea"},"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":"2407.16208","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2024-07-23T06:29:08Z","cross_cats_sorted":[],"title_canon_sha256":"f6d03771d51392d30e279611d2f477549348cdfd123a9068b36453b4ec48f33d","abstract_canon_sha256":"ef7bc6fed7c1289a9d0cc73e04f8104998f02d496e82764004aded6528a6f8b7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:47:29.164371Z","signature_b64":"vWEkqs8D2Dm3albRkkPsUx472b5BQeICYWt7xKcYddiECkJD9l5abzROzgb+tj+HYlMriAfqbRlmwScUbOftDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8aa63b36d0be5bd119d2a3a893a180d7da1128aef95823507aff65020a03c99d","last_reissued_at":"2026-07-05T08:47:29.162866Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:47:29.162866Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Gapless spin excitations in a quantum spin liquid state of S=1/2 perfect kagome antiferromagnet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"B. Li, K. Totsuka, S. Ikemori, S. Suetsugu, T. Asaba, Y. Kasahara, Y. Kohama, Y. Li, Y. Matsuda, Y. Sekino, Y. Zhao","submitted_at":"2024-07-23T06:29:08Z","abstract_excerpt":"Quantum spin liquids (QSLs) represent an exotic quantum many-body state characterized by the suppression of long-range magnetic order due to strong quantum fluctuations. The kagome spin-1/2 antiferromagnet (AFM) is a prime candidate for realizing QSLs, but its ground state remains an unresolved conundrum. Here we investigate the recently discovered perfect kagome AFM YCu$_3$(OH)$_{6.5}$Br$_{2.5}$ to elucidate two central enigmas surrounding the kagome AFM. Ultra-sensitive torque magnetometry experiments reveal that the intrinsic magnetic susceptibility arising from the kagome layer remains nea"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.16208","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/2407.16208/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":"2407.16208","created_at":"2026-07-05T08:47:29.163837+00:00"},{"alias_kind":"arxiv_version","alias_value":"2407.16208v1","created_at":"2026-07-05T08:47:29.163837+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.16208","created_at":"2026-07-05T08:47:29.163837+00:00"},{"alias_kind":"pith_short_12","alias_value":"RKTDWNWQXZN5","created_at":"2026-07-05T08:47:29.163837+00:00"},{"alias_kind":"pith_short_16","alias_value":"RKTDWNWQXZN5CGOS","created_at":"2026-07-05T08:47:29.163837+00:00"},{"alias_kind":"pith_short_8","alias_value":"RKTDWNWQ","created_at":"2026-07-05T08:47:29.163837+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.17995","citing_title":"$5/9-$Magnetization Plateau and Spin Supersolidity in YCu$_3$(OD)$_{7-x}$Br$_{2+x}$ under Magnetic Fields up to 120~T","ref_index":40,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/RKTDWNWQXZN5CGOSUOUJHIMA27","json":"https://pith.science/pith/RKTDWNWQXZN5CGOSUOUJHIMA27.json","graph_json":"https://pith.science/api/pith-number/RKTDWNWQXZN5CGOSUOUJHIMA27/graph.json","events_json":"https://pith.science/api/pith-number/RKTDWNWQXZN5CGOSUOUJHIMA27/events.json","paper":"https://pith.science/paper/RKTDWNWQ"},"agent_actions":{"view_html":"https://pith.science/pith/RKTDWNWQXZN5CGOSUOUJHIMA27","download_json":"https://pith.science/pith/RKTDWNWQXZN5CGOSUOUJHIMA27.json","view_paper":"https://pith.science/paper/RKTDWNWQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2407.16208&json=true","fetch_graph":"https://pith.science/api/pith-number/RKTDWNWQXZN5CGOSUOUJHIMA27/graph.json","fetch_events":"https://pith.science/api/pith-number/RKTDWNWQXZN5CGOSUOUJHIMA27/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RKTDWNWQXZN5CGOSUOUJHIMA27/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RKTDWNWQXZN5CGOSUOUJHIMA27/action/storage_attestation","attest_author":"https://pith.science/pith/RKTDWNWQXZN5CGOSUOUJHIMA27/action/author_attestation","sign_citation":"https://pith.science/pith/RKTDWNWQXZN5CGOSUOUJHIMA27/action/citation_signature","submit_replication":"https://pith.science/pith/RKTDWNWQXZN5CGOSUOUJHIMA27/action/replication_record"}},"created_at":"2026-07-05T08:47:29.163837+00:00","updated_at":"2026-07-05T08:47:29.163837+00:00"}