{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:QSQBJEEUBRQ2JTY6SLFXWE22G5","short_pith_number":"pith:QSQBJEEU","schema_version":"1.0","canonical_sha256":"84a01490940c61a4cf1e92cb7b135a377de90a39f749adc2c771f5be9223fcff","source":{"kind":"arxiv","id":"1312.3123","version":1},"attestation_state":"computed","paper":{"title":"Spin liquid close to a quantum critical point in Na$_4$Ir$_3$O$_8$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"J. Dong, P. Gegenwart, Yogesh Singh, Y. Tokiwa","submitted_at":"2013-12-11T11:34:32Z","abstract_excerpt":"Na$_4$Ir$_3$O$_8$ is a candidate material for a 3-dimensional quantum spin-liquid on the hyperkagome lattice. We present thermodynamic measurements of heat capacity $C$ and thermal conductivity $\\kappa$ on high quality polycrystalline samples of Na$_4$Ir$_3$O$_8$ down to $T = 500$ mK and $75$ mK, respectively. Absence of long-range magnetic order down to $T = 75$ mK strongly supports claims of a spin-liquid ground state. The constant magnetic susceptibility $\\chi$ below $T \\approx 25$ K and the presence of a small but finite linear-$T$ term in $C(T)$ suggest the presence of gapless spin excita"},"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":"1312.3123","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-12-11T11:34:32Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"3d900787f354ffd6ecc4690f07a69b9f84df3969206c3895e57f9a9ca3585512","abstract_canon_sha256":"184114f45086f097fe24d09e12fd6b9f19b9772f1bdbac075abca7845acdfc33"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:51.760861Z","signature_b64":"yE1kBJogbY95zncb1eda9s+iryuJUyQjwvWTifh3iCBFbKEePm5IOVuCDpoQTv6DdvMXUmbeELYBX8C0l47dCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84a01490940c61a4cf1e92cb7b135a377de90a39f749adc2c771f5be9223fcff","last_reissued_at":"2026-05-18T01:45:51.760334Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:51.760334Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spin liquid close to a quantum critical point in Na$_4$Ir$_3$O$_8$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"J. Dong, P. Gegenwart, Yogesh Singh, Y. Tokiwa","submitted_at":"2013-12-11T11:34:32Z","abstract_excerpt":"Na$_4$Ir$_3$O$_8$ is a candidate material for a 3-dimensional quantum spin-liquid on the hyperkagome lattice. We present thermodynamic measurements of heat capacity $C$ and thermal conductivity $\\kappa$ on high quality polycrystalline samples of Na$_4$Ir$_3$O$_8$ down to $T = 500$ mK and $75$ mK, respectively. Absence of long-range magnetic order down to $T = 75$ mK strongly supports claims of a spin-liquid ground state. The constant magnetic susceptibility $\\chi$ below $T \\approx 25$ K and the presence of a small but finite linear-$T$ term in $C(T)$ suggest the presence of gapless spin excita"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.3123","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":""},"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":"1312.3123","created_at":"2026-05-18T01:45:51.760446+00:00"},{"alias_kind":"arxiv_version","alias_value":"1312.3123v1","created_at":"2026-05-18T01:45:51.760446+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.3123","created_at":"2026-05-18T01:45:51.760446+00:00"},{"alias_kind":"pith_short_12","alias_value":"QSQBJEEUBRQ2","created_at":"2026-05-18T12:27:57.521954+00:00"},{"alias_kind":"pith_short_16","alias_value":"QSQBJEEUBRQ2JTY6","created_at":"2026-05-18T12:27:57.521954+00:00"},{"alias_kind":"pith_short_8","alias_value":"QSQBJEEU","created_at":"2026-05-18T12:27:57.521954+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/QSQBJEEUBRQ2JTY6SLFXWE22G5","json":"https://pith.science/pith/QSQBJEEUBRQ2JTY6SLFXWE22G5.json","graph_json":"https://pith.science/api/pith-number/QSQBJEEUBRQ2JTY6SLFXWE22G5/graph.json","events_json":"https://pith.science/api/pith-number/QSQBJEEUBRQ2JTY6SLFXWE22G5/events.json","paper":"https://pith.science/paper/QSQBJEEU"},"agent_actions":{"view_html":"https://pith.science/pith/QSQBJEEUBRQ2JTY6SLFXWE22G5","download_json":"https://pith.science/pith/QSQBJEEUBRQ2JTY6SLFXWE22G5.json","view_paper":"https://pith.science/paper/QSQBJEEU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1312.3123&json=true","fetch_graph":"https://pith.science/api/pith-number/QSQBJEEUBRQ2JTY6SLFXWE22G5/graph.json","fetch_events":"https://pith.science/api/pith-number/QSQBJEEUBRQ2JTY6SLFXWE22G5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QSQBJEEUBRQ2JTY6SLFXWE22G5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QSQBJEEUBRQ2JTY6SLFXWE22G5/action/storage_attestation","attest_author":"https://pith.science/pith/QSQBJEEUBRQ2JTY6SLFXWE22G5/action/author_attestation","sign_citation":"https://pith.science/pith/QSQBJEEUBRQ2JTY6SLFXWE22G5/action/citation_signature","submit_replication":"https://pith.science/pith/QSQBJEEUBRQ2JTY6SLFXWE22G5/action/replication_record"}},"created_at":"2026-05-18T01:45:51.760446+00:00","updated_at":"2026-05-18T01:45:51.760446+00:00"}