{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:QMI5HU4L5JJ6LCEDKDJCIWNKHC","short_pith_number":"pith:QMI5HU4L","schema_version":"1.0","canonical_sha256":"8311d3d38bea53e5888350d22459aa389599fd40f5601c17d3517578dccb0e3a","source":{"kind":"arxiv","id":"1905.05680","version":3},"attestation_state":"computed","paper":{"title":"Discovery of $\\omega$-free high-temperature Ti-Ta-X shape memory alloys from first principles calculations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alberto Ferrari, Alexander Paulsen, Christoph Somsen, David Piorunek, Dennis Langenk\\\"amper, Gunther Eggeler, Jan Frenzel, Jutta Rogal, Ralf Drautz","submitted_at":"2019-05-14T15:53:25Z","abstract_excerpt":"The rapid degradation of the functional properties of many Ti-based alloys is due to the precipitation of the $\\omega$ phase. In the conventional high-temperature shape memory alloy Ti-Ta the formation of this phase compromises completely the shape memory effect and high (>100{\\deg}C) transformation temperatures cannot be mantained during cycling. A solution to this problem is the addition of other elements to form Ti-Ta-X alloys, which often modifies the transformation temperatures; due to the largely unexplored space of possible compositions, very few elements are known to stabilize the shap"},"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":"1905.05680","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-05-14T15:53:25Z","cross_cats_sorted":[],"title_canon_sha256":"f54fc81c08b43380caefad4be7a3dfac678441dca534492e625f3a01d469c132","abstract_canon_sha256":"0d05f149dbf36f4ff4283ea2be0ec3dec96d4b0c1f2df4d9db38ddecd2f09ac1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:15:37.008927Z","signature_b64":"egQ9tqEPAKcMktIF70qltuAbKlnH6lUEPE2bLWXH5P4HVSiJxIHSmJ7EcoiZxN8IqoihlO6CsJXYvSXXLv1qAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8311d3d38bea53e5888350d22459aa389599fd40f5601c17d3517578dccb0e3a","last_reissued_at":"2026-07-05T00:15:37.008416Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:15:37.008416Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Discovery of $\\omega$-free high-temperature Ti-Ta-X shape memory alloys from first principles calculations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alberto Ferrari, Alexander Paulsen, Christoph Somsen, David Piorunek, Dennis Langenk\\\"amper, Gunther Eggeler, Jan Frenzel, Jutta Rogal, Ralf Drautz","submitted_at":"2019-05-14T15:53:25Z","abstract_excerpt":"The rapid degradation of the functional properties of many Ti-based alloys is due to the precipitation of the $\\omega$ phase. In the conventional high-temperature shape memory alloy Ti-Ta the formation of this phase compromises completely the shape memory effect and high (>100{\\deg}C) transformation temperatures cannot be mantained during cycling. A solution to this problem is the addition of other elements to form Ti-Ta-X alloys, which often modifies the transformation temperatures; due to the largely unexplored space of possible compositions, very few elements are known to stabilize the shap"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.05680","kind":"arxiv","version":3},"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/1905.05680/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":"1905.05680","created_at":"2026-07-05T00:15:37.008485+00:00"},{"alias_kind":"arxiv_version","alias_value":"1905.05680v3","created_at":"2026-07-05T00:15:37.008485+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.05680","created_at":"2026-07-05T00:15:37.008485+00:00"},{"alias_kind":"pith_short_12","alias_value":"QMI5HU4L5JJ6","created_at":"2026-07-05T00:15:37.008485+00:00"},{"alias_kind":"pith_short_16","alias_value":"QMI5HU4L5JJ6LCED","created_at":"2026-07-05T00:15:37.008485+00:00"},{"alias_kind":"pith_short_8","alias_value":"QMI5HU4L","created_at":"2026-07-05T00:15:37.008485+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/QMI5HU4L5JJ6LCEDKDJCIWNKHC","json":"https://pith.science/pith/QMI5HU4L5JJ6LCEDKDJCIWNKHC.json","graph_json":"https://pith.science/api/pith-number/QMI5HU4L5JJ6LCEDKDJCIWNKHC/graph.json","events_json":"https://pith.science/api/pith-number/QMI5HU4L5JJ6LCEDKDJCIWNKHC/events.json","paper":"https://pith.science/paper/QMI5HU4L"},"agent_actions":{"view_html":"https://pith.science/pith/QMI5HU4L5JJ6LCEDKDJCIWNKHC","download_json":"https://pith.science/pith/QMI5HU4L5JJ6LCEDKDJCIWNKHC.json","view_paper":"https://pith.science/paper/QMI5HU4L","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1905.05680&json=true","fetch_graph":"https://pith.science/api/pith-number/QMI5HU4L5JJ6LCEDKDJCIWNKHC/graph.json","fetch_events":"https://pith.science/api/pith-number/QMI5HU4L5JJ6LCEDKDJCIWNKHC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QMI5HU4L5JJ6LCEDKDJCIWNKHC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QMI5HU4L5JJ6LCEDKDJCIWNKHC/action/storage_attestation","attest_author":"https://pith.science/pith/QMI5HU4L5JJ6LCEDKDJCIWNKHC/action/author_attestation","sign_citation":"https://pith.science/pith/QMI5HU4L5JJ6LCEDKDJCIWNKHC/action/citation_signature","submit_replication":"https://pith.science/pith/QMI5HU4L5JJ6LCEDKDJCIWNKHC/action/replication_record"}},"created_at":"2026-07-05T00:15:37.008485+00:00","updated_at":"2026-07-05T00:15:37.008485+00:00"}