{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:BQIIOUQROXC7SZPWCIK7IZ24K4","short_pith_number":"pith:BQIIOUQR","schema_version":"1.0","canonical_sha256":"0c1087521175c5f965f61215f4675c5731191b5e269889ae7a9c8fb02167aa4d","source":{"kind":"arxiv","id":"1901.01519","version":2},"attestation_state":"computed","paper":{"title":"Effect of copper content on thermal and mechanical properties of eutectoid zn-al alloy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. R. Khan, M. K. Islam, M. R. Qadir, S. A. Dhar, T. Ahmed","submitted_at":"2019-01-06T09:15:21Z","abstract_excerpt":"Zn-Al alloys have become one of the major engineering alloys among commercially available alloys. This study was conducted on eutectoid composition of Zn-Al alloy with an observation of the effect of copper addition. For this purpose, one eutectoid (Zn-22wt%Al) and three other alloys, adding 1wt%, 3wt% and 5wt% copper with this eutectoid composition, were molded in permanent metal mould. Microscopic studies exhibited varied grains which confirmed the formation of different phases. Moreover, the formation of different phases in micro study was supported by XRD analysis. Hardness of the 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":"1901.01519","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-01-06T09:15:21Z","cross_cats_sorted":[],"title_canon_sha256":"b9a38715b40a0b882f8c56f8e0dc841e6e75a6a6e531e1e7177ca6f313cb7945","abstract_canon_sha256":"40f5afcbd2d11b4dd066f2fcada85d86ff4ffd45ed0fbf01b9a3829deb726dd5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:40.529649Z","signature_b64":"B8XoKoutfY0z48LV5GtSBNhyu9UbJ3ZXgIPdEPCorAzSVWcCOULxYpZk1bQB5So8w41lIxUcYBtm/64434CQAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c1087521175c5f965f61215f4675c5731191b5e269889ae7a9c8fb02167aa4d","last_reissued_at":"2026-05-17T23:56:40.528968Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:40.528968Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Effect of copper content on thermal and mechanical properties of eutectoid zn-al alloy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. R. Khan, M. K. Islam, M. R. Qadir, S. A. Dhar, T. Ahmed","submitted_at":"2019-01-06T09:15:21Z","abstract_excerpt":"Zn-Al alloys have become one of the major engineering alloys among commercially available alloys. This study was conducted on eutectoid composition of Zn-Al alloy with an observation of the effect of copper addition. For this purpose, one eutectoid (Zn-22wt%Al) and three other alloys, adding 1wt%, 3wt% and 5wt% copper with this eutectoid composition, were molded in permanent metal mould. Microscopic studies exhibited varied grains which confirmed the formation of different phases. Moreover, the formation of different phases in micro study was supported by XRD analysis. Hardness of the samples "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.01519","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":"1901.01519","created_at":"2026-05-17T23:56:40.529073+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.01519v2","created_at":"2026-05-17T23:56:40.529073+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.01519","created_at":"2026-05-17T23:56:40.529073+00:00"},{"alias_kind":"pith_short_12","alias_value":"BQIIOUQROXC7","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_16","alias_value":"BQIIOUQROXC7SZPW","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_8","alias_value":"BQIIOUQR","created_at":"2026-05-18T12:33:12.712433+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/BQIIOUQROXC7SZPWCIK7IZ24K4","json":"https://pith.science/pith/BQIIOUQROXC7SZPWCIK7IZ24K4.json","graph_json":"https://pith.science/api/pith-number/BQIIOUQROXC7SZPWCIK7IZ24K4/graph.json","events_json":"https://pith.science/api/pith-number/BQIIOUQROXC7SZPWCIK7IZ24K4/events.json","paper":"https://pith.science/paper/BQIIOUQR"},"agent_actions":{"view_html":"https://pith.science/pith/BQIIOUQROXC7SZPWCIK7IZ24K4","download_json":"https://pith.science/pith/BQIIOUQROXC7SZPWCIK7IZ24K4.json","view_paper":"https://pith.science/paper/BQIIOUQR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.01519&json=true","fetch_graph":"https://pith.science/api/pith-number/BQIIOUQROXC7SZPWCIK7IZ24K4/graph.json","fetch_events":"https://pith.science/api/pith-number/BQIIOUQROXC7SZPWCIK7IZ24K4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BQIIOUQROXC7SZPWCIK7IZ24K4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BQIIOUQROXC7SZPWCIK7IZ24K4/action/storage_attestation","attest_author":"https://pith.science/pith/BQIIOUQROXC7SZPWCIK7IZ24K4/action/author_attestation","sign_citation":"https://pith.science/pith/BQIIOUQROXC7SZPWCIK7IZ24K4/action/citation_signature","submit_replication":"https://pith.science/pith/BQIIOUQROXC7SZPWCIK7IZ24K4/action/replication_record"}},"created_at":"2026-05-17T23:56:40.529073+00:00","updated_at":"2026-05-17T23:56:40.529073+00:00"}