{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:CDMZVX33Z276FSBUFICYWAMVRL","short_pith_number":"pith:CDMZVX33","schema_version":"1.0","canonical_sha256":"10d99adf7bcebfe2c8342a058b01958af72bc08a3c69adf7b7e32dc10f479f46","source":{"kind":"arxiv","id":"1111.2232","version":1},"attestation_state":"computed","paper":{"title":"Insulator-to-metal transition and large thermoelectric effect in La$_{1-x}$Sr$_{x}$MnAsO","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Chunmu Feng, Guanghan Cao, Jinke Bao, Yunlei Sun, Zhu'an Xu","submitted_at":"2011-11-09T15:17:36Z","abstract_excerpt":"We report the Sr substitution effect in an antiferromagnetic insulator LaMnAsO. The Sr doping limit is $x\\sim$ 0.10 under the synthesis conditions, as revealed by x-ray diffractions indicate. Upon Sr doping, the room-temperature resistivity drops by five orders of magnitude down to $\\sim$0.01 $\\Omega\\cdot$cm, and the temperature dependence of resistivity shows essentially metallic behavior for $x\\geq$0.08. Hall and Seebeck measurements confirm consistently that the insulator-to-metal transition is due to hole doping. Strikingly, the room-temperature Seebeck coefficient for the metallic samples"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1111.2232","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-11-09T15:17:36Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"f9843daa0450a44b4a6f861d268f66dfe0a3de55c4f47e36c0c891b7d9f38155","abstract_canon_sha256":"f7afe2688c9949ab35094463f44f85e4a490681911d7b5ca85a664afe694bdd5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:56:08.430334Z","signature_b64":"N3qr8C1zr2kQUfMewJmSen1XzDcr3p1tL42v3Snj673YGz1rvr+B3jva2FFwDzbNLAoET068xiI5Z/nwH7qiCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"10d99adf7bcebfe2c8342a058b01958af72bc08a3c69adf7b7e32dc10f479f46","last_reissued_at":"2026-05-18T03:56:08.429428Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:56:08.429428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Insulator-to-metal transition and large thermoelectric effect in La$_{1-x}$Sr$_{x}$MnAsO","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Chunmu Feng, Guanghan Cao, Jinke Bao, Yunlei Sun, Zhu'an Xu","submitted_at":"2011-11-09T15:17:36Z","abstract_excerpt":"We report the Sr substitution effect in an antiferromagnetic insulator LaMnAsO. The Sr doping limit is $x\\sim$ 0.10 under the synthesis conditions, as revealed by x-ray diffractions indicate. Upon Sr doping, the room-temperature resistivity drops by five orders of magnitude down to $\\sim$0.01 $\\Omega\\cdot$cm, and the temperature dependence of resistivity shows essentially metallic behavior for $x\\geq$0.08. Hall and Seebeck measurements confirm consistently that the insulator-to-metal transition is due to hole doping. Strikingly, the room-temperature Seebeck coefficient for the metallic samples"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.2232","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":"1111.2232","created_at":"2026-05-18T03:56:08.429582+00:00"},{"alias_kind":"arxiv_version","alias_value":"1111.2232v1","created_at":"2026-05-18T03:56:08.429582+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.2232","created_at":"2026-05-18T03:56:08.429582+00:00"},{"alias_kind":"pith_short_12","alias_value":"CDMZVX33Z276","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_16","alias_value":"CDMZVX33Z276FSBU","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_8","alias_value":"CDMZVX33","created_at":"2026-05-18T12:26:26.731475+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/CDMZVX33Z276FSBUFICYWAMVRL","json":"https://pith.science/pith/CDMZVX33Z276FSBUFICYWAMVRL.json","graph_json":"https://pith.science/api/pith-number/CDMZVX33Z276FSBUFICYWAMVRL/graph.json","events_json":"https://pith.science/api/pith-number/CDMZVX33Z276FSBUFICYWAMVRL/events.json","paper":"https://pith.science/paper/CDMZVX33"},"agent_actions":{"view_html":"https://pith.science/pith/CDMZVX33Z276FSBUFICYWAMVRL","download_json":"https://pith.science/pith/CDMZVX33Z276FSBUFICYWAMVRL.json","view_paper":"https://pith.science/paper/CDMZVX33","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1111.2232&json=true","fetch_graph":"https://pith.science/api/pith-number/CDMZVX33Z276FSBUFICYWAMVRL/graph.json","fetch_events":"https://pith.science/api/pith-number/CDMZVX33Z276FSBUFICYWAMVRL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CDMZVX33Z276FSBUFICYWAMVRL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CDMZVX33Z276FSBUFICYWAMVRL/action/storage_attestation","attest_author":"https://pith.science/pith/CDMZVX33Z276FSBUFICYWAMVRL/action/author_attestation","sign_citation":"https://pith.science/pith/CDMZVX33Z276FSBUFICYWAMVRL/action/citation_signature","submit_replication":"https://pith.science/pith/CDMZVX33Z276FSBUFICYWAMVRL/action/replication_record"}},"created_at":"2026-05-18T03:56:08.429582+00:00","updated_at":"2026-05-18T03:56:08.429582+00:00"}