{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:G2ZNOMFHX6LN7JTSIZEZX4XGGJ","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"41b63b272c06de803765fb18dfec4c986924d342204314b204cbada07c404028","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-12-23T13:51:02Z","title_canon_sha256":"2bf51d7d39797e1a033bf92f6ecb90bc16efad521aa5d6ecbed4942c78870b93"},"schema_version":"1.0","source":{"id":"1412.7362","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.7362","created_at":"2026-05-18T02:29:10Z"},{"alias_kind":"arxiv_version","alias_value":"1412.7362v2","created_at":"2026-05-18T02:29:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.7362","created_at":"2026-05-18T02:29:10Z"},{"alias_kind":"pith_short_12","alias_value":"G2ZNOMFHX6LN","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"G2ZNOMFHX6LN7JTS","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"G2ZNOMFH","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:2ce7112b828aa307d56f482c587587dc01e80a1a3ee1595683b91321fc083448","target":"graph","created_at":"2026-05-18T02:29:10Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Polycrystalline HfPd2Al has been synthesized using the arc-melting method and studied under ambient pressure conditions by x-ray diffraction from room temperature up to 450^oC. High pressure x-ray diffraction up to 23 GPa was also performed using Diacell-type membrane diamond anvil cells. The estimated linear thermal expansion coefficient was found to be {\\alpha} = 1.40(3)x10^{-5} K^{-1}, and the bulk modulus derived from the fit to the 3rd order Birch-Murnaghan EOS (BMEOS) is B0 = 97(2) GPa. Resistivity studies under applied pressure (p < 7.49 GPa) showed a linear decrease of superconducting ","authors_text":"B. Wiendlocha, C. Zvoriste-Walters, J.-C. Griveau, M. Gazda, M. J. Winiarski, M. Muras, S. Heathman, T. Klimczuk","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-12-23T13:51:02Z","title":"Pressure effects on the superconductivity of HfPd2Al Heusler compound: Experimental and theoretical study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.7362","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7075af2cc2a59c79e738fc64428028b2460fb613303ca9d4610d2caf7a212018","target":"record","created_at":"2026-05-18T02:29:10Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"41b63b272c06de803765fb18dfec4c986924d342204314b204cbada07c404028","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-12-23T13:51:02Z","title_canon_sha256":"2bf51d7d39797e1a033bf92f6ecb90bc16efad521aa5d6ecbed4942c78870b93"},"schema_version":"1.0","source":{"id":"1412.7362","kind":"arxiv","version":2}},"canonical_sha256":"36b2d730a7bf96dfa67246499bf2e6327486a33a636318ecbd09393ba5bafd8c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"36b2d730a7bf96dfa67246499bf2e6327486a33a636318ecbd09393ba5bafd8c","first_computed_at":"2026-05-18T02:29:10.162662Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:29:10.162662Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gZESkiaKhQdijfbDhspkosuOXWEh0z/FaGrT4+j+WuS8qo7mS/fXGEcRIBjlUlFd5Wsiz4YOCDwy6vG0t0pmAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:29:10.163277Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.7362","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7075af2cc2a59c79e738fc64428028b2460fb613303ca9d4610d2caf7a212018","sha256:2ce7112b828aa307d56f482c587587dc01e80a1a3ee1595683b91321fc083448"],"state_sha256":"eff38e8c9d31f07d2ac0d162f46e92710067ee1b13ea3df4eff29a7c3559530b"}