{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ONJ5V4JHUJHPI7ZQ7YYVJGOBK4","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":"6c4912c3916bfc92123a3c10d87fe25bb8373a7354e6c10c4e5d09e66ea80af2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-03-02T16:05:43Z","title_canon_sha256":"1bc3cdace510962af9af072283317bf747bdcf48b2b03d3fbbe66bf683572af4"},"schema_version":"1.0","source":{"id":"1103.0466","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.0466","created_at":"2026-05-18T02:03:00Z"},{"alias_kind":"arxiv_version","alias_value":"1103.0466v1","created_at":"2026-05-18T02:03:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.0466","created_at":"2026-05-18T02:03:00Z"},{"alias_kind":"pith_short_12","alias_value":"ONJ5V4JHUJHP","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"ONJ5V4JHUJHPI7ZQ","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"ONJ5V4JH","created_at":"2026-05-18T12:26:37Z"}],"graph_snapshots":[{"event_id":"sha256:83d5bd95b58f277e69d42eebd47eab3255d97c54b00c81d7cdb5180a313e9d6a","target":"graph","created_at":"2026-05-18T02:03:00Z","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":"The third-order elastic moduli and pressure derivatives of the second-order elastic constants of novel B2-type AlRE (RE=Y, Pr, Nd, Tb, Dy, Ce) intermetallics are presented from first-principles calculations. The elastic moduli are obtained from the coefficients of the polynomials from the nonlinear least-squares fitting of the energy-strain functions. The calculated second-order elastic constants of AlRE intermetallics are consistent with the previous calculations. To judge that our computational accuracy is reasonable, the calculated third-order constants of Al are compared with the available","authors_text":"Rui Wang, Shaofeng Wang, Xiaozhi Wu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-03-02T16:05:43Z","title":"The third-order elastic moduli and pressure derivatives for AlRE (RE=Y, Pr, Nd, Tb, Dy, Ce) intermetallics with B2-structure: A first-principles study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.0466","kind":"arxiv","version":1},"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":"sha256:17477401acbeb107119c439a867fbaeff1b67d872baac48f8fb743c3a8066ca0","target":"record","created_at":"2026-05-18T02:03:00Z","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":"6c4912c3916bfc92123a3c10d87fe25bb8373a7354e6c10c4e5d09e66ea80af2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-03-02T16:05:43Z","title_canon_sha256":"1bc3cdace510962af9af072283317bf747bdcf48b2b03d3fbbe66bf683572af4"},"schema_version":"1.0","source":{"id":"1103.0466","kind":"arxiv","version":1}},"canonical_sha256":"7353daf127a24ef47f30fe315499c1571715f11fa5112c1a6a770edb15a47750","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7353daf127a24ef47f30fe315499c1571715f11fa5112c1a6a770edb15a47750","first_computed_at":"2026-05-18T02:03:00.963953Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:00.963953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jwN/olD29r+gE4VdPMrEOLWGGWUkGkC8TBF6T3aWfrOxCngF2Rrar/gji60r8tbj6jipcv0J3CV8hIE/6ntqDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:00.964634Z","signed_message":"canonical_sha256_bytes"},"source_id":"1103.0466","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:17477401acbeb107119c439a867fbaeff1b67d872baac48f8fb743c3a8066ca0","sha256:83d5bd95b58f277e69d42eebd47eab3255d97c54b00c81d7cdb5180a313e9d6a"],"state_sha256":"2b8554f2a2fcec5c7c9ad67e20d58b9fab19319f8deb428d499aff1edd784db9"}