{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:JTNRG3MNQRMPGEURMGZXJIP4FV","short_pith_number":"pith:JTNRG3MN","schema_version":"1.0","canonical_sha256":"4cdb136d8d8458f3129161b374a1fc2d6d13b47707eb7d127add89def0cd9343","source":{"kind":"arxiv","id":"0807.1044","version":1},"attestation_state":"computed","paper":{"title":"Muon spin relaxation studies of magnetic order and superfluid density in antiferromagnetic NdOFeAs, BaFe2As2 and superconducting (Ba,K)Fe2As2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. A. Aczel, D. R. Sanchez-Candela, E. Baggio-Saitovitch, F. F. Tafti, G. F. Chen, G. M. Luke, J. L. Luo, J. P. Carlo, N. L. Wang, N. Ni, P.C. Canfield, Pengcheng Dai, S. L. Budko, T. Goko, T. J. Williams, W. Yu, W. Z. Hu, Y. J. Uemura","submitted_at":"2008-07-07T15:33:08Z","abstract_excerpt":"Zero-field (ZF) muon spin relaxation ($\\mu$SR) measurements have revealed static commensurate magnetic order of Fe moments in NdOFeAs below $T_{N} \\sim 135$ K, with the ordered moment size nearly equal to that in LaOFeAs, and confirmed similar behavior in BaFe$_{2}$As$_{2}$. In single crystals of superconducting (Ba$_{0.55}$K$_{0.45}$)Fe$_{2}$As$_{2}$, $\\mu$SR spectra indicate static magnetism with incommensurate or short-ranged spin structure in $\\sim$ 70 % of volume below $T_{N} \\sim$ 80 K, coexisting with remaining volume which exhibits superfluid-response consistent with nodeless gap below"},"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":"0807.1044","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2008-07-07T15:33:08Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"97df3f9c6dfee8f516a99b5147bc1ca98d81142f6dfc4be672d83e3502a06f13","abstract_canon_sha256":"275760602c90084ec5b68d3b8553c48bc4defb75db1a06a57bf04c6022f78051"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:39:04.617775Z","signature_b64":"vZhHu3nQrFrhb6f2Jp97UHQntKl/Yf9WM6FnADAUaZPWKuNnBUM0F8L3AwHn8PevBTF5HM9oX7K8TPsQmjPLCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4cdb136d8d8458f3129161b374a1fc2d6d13b47707eb7d127add89def0cd9343","last_reissued_at":"2026-07-04T15:39:04.617298Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:39:04.617298Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Muon spin relaxation studies of magnetic order and superfluid density in antiferromagnetic NdOFeAs, BaFe2As2 and superconducting (Ba,K)Fe2As2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. A. Aczel, D. R. Sanchez-Candela, E. Baggio-Saitovitch, F. F. Tafti, G. F. Chen, G. M. Luke, J. L. Luo, J. P. Carlo, N. L. Wang, N. Ni, P.C. Canfield, Pengcheng Dai, S. L. Budko, T. Goko, T. J. Williams, W. Yu, W. Z. Hu, Y. J. Uemura","submitted_at":"2008-07-07T15:33:08Z","abstract_excerpt":"Zero-field (ZF) muon spin relaxation ($\\mu$SR) measurements have revealed static commensurate magnetic order of Fe moments in NdOFeAs below $T_{N} \\sim 135$ K, with the ordered moment size nearly equal to that in LaOFeAs, and confirmed similar behavior in BaFe$_{2}$As$_{2}$. In single crystals of superconducting (Ba$_{0.55}$K$_{0.45}$)Fe$_{2}$As$_{2}$, $\\mu$SR spectra indicate static magnetism with incommensurate or short-ranged spin structure in $\\sim$ 70 % of volume below $T_{N} \\sim$ 80 K, coexisting with remaining volume which exhibits superfluid-response consistent with nodeless gap below"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0807.1044","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/0807.1044/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":"0807.1044","created_at":"2026-07-04T15:39:04.617391+00:00"},{"alias_kind":"arxiv_version","alias_value":"0807.1044v1","created_at":"2026-07-04T15:39:04.617391+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0807.1044","created_at":"2026-07-04T15:39:04.617391+00:00"},{"alias_kind":"pith_short_12","alias_value":"JTNRG3MNQRMP","created_at":"2026-07-04T15:39:04.617391+00:00"},{"alias_kind":"pith_short_16","alias_value":"JTNRG3MNQRMPGEUR","created_at":"2026-07-04T15:39:04.617391+00:00"},{"alias_kind":"pith_short_8","alias_value":"JTNRG3MN","created_at":"2026-07-04T15:39:04.617391+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/JTNRG3MNQRMPGEURMGZXJIP4FV","json":"https://pith.science/pith/JTNRG3MNQRMPGEURMGZXJIP4FV.json","graph_json":"https://pith.science/api/pith-number/JTNRG3MNQRMPGEURMGZXJIP4FV/graph.json","events_json":"https://pith.science/api/pith-number/JTNRG3MNQRMPGEURMGZXJIP4FV/events.json","paper":"https://pith.science/paper/JTNRG3MN"},"agent_actions":{"view_html":"https://pith.science/pith/JTNRG3MNQRMPGEURMGZXJIP4FV","download_json":"https://pith.science/pith/JTNRG3MNQRMPGEURMGZXJIP4FV.json","view_paper":"https://pith.science/paper/JTNRG3MN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0807.1044&json=true","fetch_graph":"https://pith.science/api/pith-number/JTNRG3MNQRMPGEURMGZXJIP4FV/graph.json","fetch_events":"https://pith.science/api/pith-number/JTNRG3MNQRMPGEURMGZXJIP4FV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JTNRG3MNQRMPGEURMGZXJIP4FV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JTNRG3MNQRMPGEURMGZXJIP4FV/action/storage_attestation","attest_author":"https://pith.science/pith/JTNRG3MNQRMPGEURMGZXJIP4FV/action/author_attestation","sign_citation":"https://pith.science/pith/JTNRG3MNQRMPGEURMGZXJIP4FV/action/citation_signature","submit_replication":"https://pith.science/pith/JTNRG3MNQRMPGEURMGZXJIP4FV/action/replication_record"}},"created_at":"2026-07-04T15:39:04.617391+00:00","updated_at":"2026-07-04T15:39:04.617391+00:00"}