{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:MG4B5VJD2QJGGKVNEBIWCTZXNR","short_pith_number":"pith:MG4B5VJD","schema_version":"1.0","canonical_sha256":"61b81ed523d412632aad2051614f376c7bd04dfbc2264ee4d97e056b18971830","source":{"kind":"arxiv","id":"2607.06741","version":1},"attestation_state":"computed","paper":{"title":"First-Principles Investigation of the Al-V Phase Diagram","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"AKM Sadman Mahmud, Hassan AlBuhairan, Marek Mihalkovic, Michael Widom","submitted_at":"2026-07-07T19:11:43Z","abstract_excerpt":"The Al-V alloy system contains a number of phases including several with complex structures and at least two exhibiting sites of partial occupation. Through electronic density functional theory-based total energy calculations combined with methods of statistical mechanics, we examine the relative stability of phases at finite temperatures. We construct composition-continuous free energy models for the V-rich solid solution and for one of the complex intermetallic phases. In the V-rich region, we identify three ground states that transform to the solid solution at elevated temperatures. We also"},"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":"2607.06741","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-07-07T19:11:43Z","cross_cats_sorted":[],"title_canon_sha256":"a64eec9f0e25aeda3b436bc4dcf353b47b103a3822aa7d066eb2d8715bc97f72","abstract_canon_sha256":"252d79242d16d2ea5232a880328276eb19f2f441c0dcbd73758b4af8bc6cc8db"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-09T00:19:24.930034Z","signature_b64":"zaFljwx6ZOFz6Q4p4hFgFKZVjKKKOhkHsZQ0uvU2WbmPp1mzeBb/G6gWk+UxAnos57308Cw1P0PL20AZ7XcFCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"61b81ed523d412632aad2051614f376c7bd04dfbc2264ee4d97e056b18971830","last_reissued_at":"2026-07-09T00:19:24.929378Z","signature_status":"signed_v1","first_computed_at":"2026-07-09T00:19:24.929378Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"First-Principles Investigation of the Al-V Phase Diagram","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"AKM Sadman Mahmud, Hassan AlBuhairan, Marek Mihalkovic, Michael Widom","submitted_at":"2026-07-07T19:11:43Z","abstract_excerpt":"The Al-V alloy system contains a number of phases including several with complex structures and at least two exhibiting sites of partial occupation. Through electronic density functional theory-based total energy calculations combined with methods of statistical mechanics, we examine the relative stability of phases at finite temperatures. We construct composition-continuous free energy models for the V-rich solid solution and for one of the complex intermetallic phases. In the V-rich region, we identify three ground states that transform to the solid solution at elevated temperatures. We also"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.06741","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/2607.06741/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":"2607.06741","created_at":"2026-07-09T00:19:24.929486+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.06741v1","created_at":"2026-07-09T00:19:24.929486+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.06741","created_at":"2026-07-09T00:19:24.929486+00:00"},{"alias_kind":"pith_short_12","alias_value":"MG4B5VJD2QJG","created_at":"2026-07-09T00:19:24.929486+00:00"},{"alias_kind":"pith_short_16","alias_value":"MG4B5VJD2QJGGKVN","created_at":"2026-07-09T00:19:24.929486+00:00"},{"alias_kind":"pith_short_8","alias_value":"MG4B5VJD","created_at":"2026-07-09T00:19:24.929486+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/MG4B5VJD2QJGGKVNEBIWCTZXNR","json":"https://pith.science/pith/MG4B5VJD2QJGGKVNEBIWCTZXNR.json","graph_json":"https://pith.science/api/pith-number/MG4B5VJD2QJGGKVNEBIWCTZXNR/graph.json","events_json":"https://pith.science/api/pith-number/MG4B5VJD2QJGGKVNEBIWCTZXNR/events.json","paper":"https://pith.science/paper/MG4B5VJD"},"agent_actions":{"view_html":"https://pith.science/pith/MG4B5VJD2QJGGKVNEBIWCTZXNR","download_json":"https://pith.science/pith/MG4B5VJD2QJGGKVNEBIWCTZXNR.json","view_paper":"https://pith.science/paper/MG4B5VJD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.06741&json=true","fetch_graph":"https://pith.science/api/pith-number/MG4B5VJD2QJGGKVNEBIWCTZXNR/graph.json","fetch_events":"https://pith.science/api/pith-number/MG4B5VJD2QJGGKVNEBIWCTZXNR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MG4B5VJD2QJGGKVNEBIWCTZXNR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MG4B5VJD2QJGGKVNEBIWCTZXNR/action/storage_attestation","attest_author":"https://pith.science/pith/MG4B5VJD2QJGGKVNEBIWCTZXNR/action/author_attestation","sign_citation":"https://pith.science/pith/MG4B5VJD2QJGGKVNEBIWCTZXNR/action/citation_signature","submit_replication":"https://pith.science/pith/MG4B5VJD2QJGGKVNEBIWCTZXNR/action/replication_record"}},"created_at":"2026-07-09T00:19:24.929486+00:00","updated_at":"2026-07-09T00:19:24.929486+00:00"}