{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:AKLP3EOPUXUSIMUSFQENFXLTUF","short_pith_number":"pith:AKLP3EOP","schema_version":"1.0","canonical_sha256":"0296fd91cfa5e92432922c08d2dd73a150060a65e5f47069c7ca72b6359827ab","source":{"kind":"arxiv","id":"1403.1145","version":2},"attestation_state":"computed","paper":{"title":"Bond disorder and spinon heat transport in the $S=\\tfrac{1}{2}$ Heisenberg spin chain compound Sr$_2$CuO$_3$: from clean to dirty limits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Mohan, A. Revcolevschi, B. B\\\"uchner, C. Hess, N. Hlubek, N. Sekhar Beesetty, R. Saint-Martin","submitted_at":"2014-03-05T14:39:10Z","abstract_excerpt":"We investigate the effect of disorder on the heat transport properties of the $S=\\tfrac{1}{2}$ Heisenberg chain compound Sr$_2$CuO$_3$ upon chemically substituting Sr by increasing concentrations of Ca. As Ca occupies sites outside but near the Cu-O-Cu spin chains, bond disorder, i.e. a spatial variation of the exchange interaction $J$, is expected to be realized in these chains. We observe that the magnetic heat conductivity ($\\kappa_{\\mathrm{mag}}$) due to spinons propagating in the chains is gradually but strongly suppressed with increasing amount of Ca, where the doping dependence can be u"},"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":"1403.1145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-03-05T14:39:10Z","cross_cats_sorted":[],"title_canon_sha256":"940daf4b5876b7a6b9473a782e101d804bfdcdcaa52047c5b52a95c51be6b5ca","abstract_canon_sha256":"9bf83804f7e9cc9eb1e34154545a10b098b3bff5c74004d0f77a5c5dbf15c426"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:55:20.275167Z","signature_b64":"4ArjWoLlf6IFAQ5ggDiBYUcgXpLWWGtQrwvD4LL/aSXylju4wRjimBqD52Rt8HoHZB8IXZTTLYlqIRQ8pBXpDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0296fd91cfa5e92432922c08d2dd73a150060a65e5f47069c7ca72b6359827ab","last_reissued_at":"2026-05-18T02:55:20.274743Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:55:20.274743Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Bond disorder and spinon heat transport in the $S=\\tfrac{1}{2}$ Heisenberg spin chain compound Sr$_2$CuO$_3$: from clean to dirty limits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Mohan, A. Revcolevschi, B. B\\\"uchner, C. Hess, N. Hlubek, N. Sekhar Beesetty, R. Saint-Martin","submitted_at":"2014-03-05T14:39:10Z","abstract_excerpt":"We investigate the effect of disorder on the heat transport properties of the $S=\\tfrac{1}{2}$ Heisenberg chain compound Sr$_2$CuO$_3$ upon chemically substituting Sr by increasing concentrations of Ca. As Ca occupies sites outside but near the Cu-O-Cu spin chains, bond disorder, i.e. a spatial variation of the exchange interaction $J$, is expected to be realized in these chains. We observe that the magnetic heat conductivity ($\\kappa_{\\mathrm{mag}}$) due to spinons propagating in the chains is gradually but strongly suppressed with increasing amount of Ca, where the doping dependence can be u"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.1145","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":""},"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":"1403.1145","created_at":"2026-05-18T02:55:20.274817+00:00"},{"alias_kind":"arxiv_version","alias_value":"1403.1145v2","created_at":"2026-05-18T02:55:20.274817+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.1145","created_at":"2026-05-18T02:55:20.274817+00:00"},{"alias_kind":"pith_short_12","alias_value":"AKLP3EOPUXUS","created_at":"2026-05-18T12:28:19.803747+00:00"},{"alias_kind":"pith_short_16","alias_value":"AKLP3EOPUXUSIMUS","created_at":"2026-05-18T12:28:19.803747+00:00"},{"alias_kind":"pith_short_8","alias_value":"AKLP3EOP","created_at":"2026-05-18T12:28:19.803747+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/AKLP3EOPUXUSIMUSFQENFXLTUF","json":"https://pith.science/pith/AKLP3EOPUXUSIMUSFQENFXLTUF.json","graph_json":"https://pith.science/api/pith-number/AKLP3EOPUXUSIMUSFQENFXLTUF/graph.json","events_json":"https://pith.science/api/pith-number/AKLP3EOPUXUSIMUSFQENFXLTUF/events.json","paper":"https://pith.science/paper/AKLP3EOP"},"agent_actions":{"view_html":"https://pith.science/pith/AKLP3EOPUXUSIMUSFQENFXLTUF","download_json":"https://pith.science/pith/AKLP3EOPUXUSIMUSFQENFXLTUF.json","view_paper":"https://pith.science/paper/AKLP3EOP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1403.1145&json=true","fetch_graph":"https://pith.science/api/pith-number/AKLP3EOPUXUSIMUSFQENFXLTUF/graph.json","fetch_events":"https://pith.science/api/pith-number/AKLP3EOPUXUSIMUSFQENFXLTUF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AKLP3EOPUXUSIMUSFQENFXLTUF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AKLP3EOPUXUSIMUSFQENFXLTUF/action/storage_attestation","attest_author":"https://pith.science/pith/AKLP3EOPUXUSIMUSFQENFXLTUF/action/author_attestation","sign_citation":"https://pith.science/pith/AKLP3EOPUXUSIMUSFQENFXLTUF/action/citation_signature","submit_replication":"https://pith.science/pith/AKLP3EOPUXUSIMUSFQENFXLTUF/action/replication_record"}},"created_at":"2026-05-18T02:55:20.274817+00:00","updated_at":"2026-05-18T02:55:20.274817+00:00"}