{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2003:QPWLXOIIXVT3DP7FQHYGQHXWJJ","short_pith_number":"pith:QPWLXOII","schema_version":"1.0","canonical_sha256":"83ecbbb908bd67b1bfe581f0681ef64a465594ff5ce9d2545ca0651a143139c0","source":{"kind":"arxiv","id":"cond-mat/0305272","version":1},"attestation_state":"computed","paper":{"title":"Static magnetic order in Na$_{0.75}$CoO$_2$ detected by muon spin rotation and relaxation","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Eduardo J. Ansaldo, Hiroshi Itahara, Hisao Yamauchi, Jess H. Brewer, Jun Sugiyama, Maarit Karppinen, Teruki Motohashi","submitted_at":"2003-05-13T05:59:21Z","abstract_excerpt":"The nature of the magnetic transition of the Na-rich thermoelectric Na$_{0.75}$CoO$_2$ at 22K was studied by positive muon-spin-rotation and relaxation ($\\mu^+$SR) spectroscopy, using a polycrystalline sample in the temperature range between 300 and 2.5 K. Zero field $\\mu$SR measurements indicated the existence of a static internal magnetic field at temperatures below 22 K (= $T_{\\rm m}$). The observed muon spin precession signal below $T_{\\rm m}$ consisted of three components with different precession frequencies, corresponding to three inequivalent muon$^+$ sites in the Na$_{0.75}$CoO$_2$ la"},"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":"cond-mat/0305272","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2003-05-13T05:59:21Z","cross_cats_sorted":[],"title_canon_sha256":"80b7dfcff2662ae5a672aa103f128845bb9b1c7c884dfed394cd688855a87b52","abstract_canon_sha256":"6c352d2e86214d89c979b7372902ef0ed7752aeaf1e253bbeb876236d84102c8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:38:47.159948Z","signature_b64":"5QyidiupDdh1mJbt3ZiuG+A956U3tUgSVTrdhEumqN6KSjjA+oLkw1/1xMlsLPuxKK3X0mCp3Pe7VlYOaLz7Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"83ecbbb908bd67b1bfe581f0681ef64a465594ff5ce9d2545ca0651a143139c0","last_reissued_at":"2026-07-04T16:38:47.159532Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:38:47.159532Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Static magnetic order in Na$_{0.75}$CoO$_2$ detected by muon spin rotation and relaxation","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Eduardo J. Ansaldo, Hiroshi Itahara, Hisao Yamauchi, Jess H. Brewer, Jun Sugiyama, Maarit Karppinen, Teruki Motohashi","submitted_at":"2003-05-13T05:59:21Z","abstract_excerpt":"The nature of the magnetic transition of the Na-rich thermoelectric Na$_{0.75}$CoO$_2$ at 22K was studied by positive muon-spin-rotation and relaxation ($\\mu^+$SR) spectroscopy, using a polycrystalline sample in the temperature range between 300 and 2.5 K. Zero field $\\mu$SR measurements indicated the existence of a static internal magnetic field at temperatures below 22 K (= $T_{\\rm m}$). The observed muon spin precession signal below $T_{\\rm m}$ consisted of three components with different precession frequencies, corresponding to three inequivalent muon$^+$ sites in the Na$_{0.75}$CoO$_2$ la"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0305272","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/cond-mat/0305272/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":"cond-mat/0305272","created_at":"2026-07-04T16:38:47.159597+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0305272v1","created_at":"2026-07-04T16:38:47.159597+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0305272","created_at":"2026-07-04T16:38:47.159597+00:00"},{"alias_kind":"pith_short_12","alias_value":"QPWLXOIIXVT3","created_at":"2026-07-04T16:38:47.159597+00:00"},{"alias_kind":"pith_short_16","alias_value":"QPWLXOIIXVT3DP7F","created_at":"2026-07-04T16:38:47.159597+00:00"},{"alias_kind":"pith_short_8","alias_value":"QPWLXOII","created_at":"2026-07-04T16:38:47.159597+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/QPWLXOIIXVT3DP7FQHYGQHXWJJ","json":"https://pith.science/pith/QPWLXOIIXVT3DP7FQHYGQHXWJJ.json","graph_json":"https://pith.science/api/pith-number/QPWLXOIIXVT3DP7FQHYGQHXWJJ/graph.json","events_json":"https://pith.science/api/pith-number/QPWLXOIIXVT3DP7FQHYGQHXWJJ/events.json","paper":"https://pith.science/paper/QPWLXOII"},"agent_actions":{"view_html":"https://pith.science/pith/QPWLXOIIXVT3DP7FQHYGQHXWJJ","download_json":"https://pith.science/pith/QPWLXOIIXVT3DP7FQHYGQHXWJJ.json","view_paper":"https://pith.science/paper/QPWLXOII","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0305272&json=true","fetch_graph":"https://pith.science/api/pith-number/QPWLXOIIXVT3DP7FQHYGQHXWJJ/graph.json","fetch_events":"https://pith.science/api/pith-number/QPWLXOIIXVT3DP7FQHYGQHXWJJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QPWLXOIIXVT3DP7FQHYGQHXWJJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QPWLXOIIXVT3DP7FQHYGQHXWJJ/action/storage_attestation","attest_author":"https://pith.science/pith/QPWLXOIIXVT3DP7FQHYGQHXWJJ/action/author_attestation","sign_citation":"https://pith.science/pith/QPWLXOIIXVT3DP7FQHYGQHXWJJ/action/citation_signature","submit_replication":"https://pith.science/pith/QPWLXOIIXVT3DP7FQHYGQHXWJJ/action/replication_record"}},"created_at":"2026-07-04T16:38:47.159597+00:00","updated_at":"2026-07-04T16:38:47.159597+00:00"}