{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2001:BSAMZTXKQAVITOHVB2XBBOIITX","short_pith_number":"pith:BSAMZTXK","schema_version":"1.0","canonical_sha256":"0c80ccceea802a89b8f50eae10b9089deb937ca2a788cf6415617a445e43a7d7","source":{"kind":"arxiv","id":"cond-mat/0103408","version":2},"attestation_state":"computed","paper":{"title":"Fully dense MgB_2 superconductor textured by hot deformation","license":"","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Handstein, D. Hinz, G. Fuchs, K.-H. M\\\"uller, K. Nenkov, L. Schultz, O. Gutfleisch, V.N. Narozhnyi","submitted_at":"2001-03-20T10:31:36Z","abstract_excerpt":"Bulk textured MgB_2 material of nearly full density showing a weak c-axis alignment of the hexagonal MgB_2 grains parallel to the pressure direction was obtained by hot deformation of a stoichiometric MgB_2 pellet prepared by a gas-solid reaction. The texture of the material was verified by comparing the x-ray diffraction patterns of the hot deformed material with isotropic MgB_2 powder. A small, but distinct anisotropy of the upper critical field up to Hc2^{a,b}/Hc2^{c}~1.2 depending on degree of texture was found by resistance and susceptibility measurements. No anisotropy of the critical cu"},"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/0103408","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2001-03-20T10:31:36Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"613d4cdac552ca111b8e4e4a7e92d2b49a59da0a03552b788626d78d3b37389c","abstract_canon_sha256":"176079575589283cb8b546b143cbd30bcefc145de69db842f820df8d146fab6d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:18:20.596552Z","signature_b64":"fQgObxBdX5HoYnWJHqqgcEqCxPBmiY6qWYzqDbqAvM05GSSF/gx/M5+oNTIQPgxFwS47z5XJC5gNP3ChnGSWAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c80ccceea802a89b8f50eae10b9089deb937ca2a788cf6415617a445e43a7d7","last_reissued_at":"2026-07-04T14:18:20.596194Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:18:20.596194Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fully dense MgB_2 superconductor textured by hot deformation","license":"","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Handstein, D. Hinz, G. Fuchs, K.-H. M\\\"uller, K. Nenkov, L. Schultz, O. Gutfleisch, V.N. Narozhnyi","submitted_at":"2001-03-20T10:31:36Z","abstract_excerpt":"Bulk textured MgB_2 material of nearly full density showing a weak c-axis alignment of the hexagonal MgB_2 grains parallel to the pressure direction was obtained by hot deformation of a stoichiometric MgB_2 pellet prepared by a gas-solid reaction. The texture of the material was verified by comparing the x-ray diffraction patterns of the hot deformed material with isotropic MgB_2 powder. A small, but distinct anisotropy of the upper critical field up to Hc2^{a,b}/Hc2^{c}~1.2 depending on degree of texture was found by resistance and susceptibility measurements. No anisotropy of the critical cu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0103408","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/cond-mat/0103408/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/0103408","created_at":"2026-07-04T14:18:20.596256+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0103408v2","created_at":"2026-07-04T14:18:20.596256+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0103408","created_at":"2026-07-04T14:18:20.596256+00:00"},{"alias_kind":"pith_short_12","alias_value":"BSAMZTXKQAVI","created_at":"2026-07-04T14:18:20.596256+00:00"},{"alias_kind":"pith_short_16","alias_value":"BSAMZTXKQAVITOHV","created_at":"2026-07-04T14:18:20.596256+00:00"},{"alias_kind":"pith_short_8","alias_value":"BSAMZTXK","created_at":"2026-07-04T14:18:20.596256+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/BSAMZTXKQAVITOHVB2XBBOIITX","json":"https://pith.science/pith/BSAMZTXKQAVITOHVB2XBBOIITX.json","graph_json":"https://pith.science/api/pith-number/BSAMZTXKQAVITOHVB2XBBOIITX/graph.json","events_json":"https://pith.science/api/pith-number/BSAMZTXKQAVITOHVB2XBBOIITX/events.json","paper":"https://pith.science/paper/BSAMZTXK"},"agent_actions":{"view_html":"https://pith.science/pith/BSAMZTXKQAVITOHVB2XBBOIITX","download_json":"https://pith.science/pith/BSAMZTXKQAVITOHVB2XBBOIITX.json","view_paper":"https://pith.science/paper/BSAMZTXK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0103408&json=true","fetch_graph":"https://pith.science/api/pith-number/BSAMZTXKQAVITOHVB2XBBOIITX/graph.json","fetch_events":"https://pith.science/api/pith-number/BSAMZTXKQAVITOHVB2XBBOIITX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BSAMZTXKQAVITOHVB2XBBOIITX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BSAMZTXKQAVITOHVB2XBBOIITX/action/storage_attestation","attest_author":"https://pith.science/pith/BSAMZTXKQAVITOHVB2XBBOIITX/action/author_attestation","sign_citation":"https://pith.science/pith/BSAMZTXKQAVITOHVB2XBBOIITX/action/citation_signature","submit_replication":"https://pith.science/pith/BSAMZTXKQAVITOHVB2XBBOIITX/action/replication_record"}},"created_at":"2026-07-04T14:18:20.596256+00:00","updated_at":"2026-07-04T14:18:20.596256+00:00"}