{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:ISANEGJLCPG5RAPCWUCSK4LLHL","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":"c4d9afaad7c8e2f2fe8b59822e7ae826f6cb728441ec933a4061457c8ae043f3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T07:56:21Z","title_canon_sha256":"ac9fa7311526a24a5eeef430d60ed022ca70c147f712367ea4fb9e699e31bb7d"},"schema_version":"1.0","source":{"id":"2502.06225","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.06225","created_at":"2026-07-05T10:11:49Z"},{"alias_kind":"arxiv_version","alias_value":"2502.06225v1","created_at":"2026-07-05T10:11:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.06225","created_at":"2026-07-05T10:11:49Z"},{"alias_kind":"pith_short_12","alias_value":"ISANEGJLCPG5","created_at":"2026-07-05T10:11:49Z"},{"alias_kind":"pith_short_16","alias_value":"ISANEGJLCPG5RAPC","created_at":"2026-07-05T10:11:49Z"},{"alias_kind":"pith_short_8","alias_value":"ISANEGJL","created_at":"2026-07-05T10:11:49Z"}],"graph_snapshots":[{"event_id":"sha256:597675824bd80adab2e75ce9f6c3ff49b4eb824e802dcbd40922df1f8ccc949d","target":"graph","created_at":"2026-07-05T10:11:49Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2502.06225/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Accurate calculations of electric dipole polarizabilities ($\\alpha_d$), quadrupole moments ($\\Theta$), and quadrupole polarizabilities ($\\alpha_q$) for the clock states of the singly charged calcium (Ca$^+$) and ytterbium (Yb$^+$) ions are presented using the general-order relativistic coupled-cluster (RCC) theory. Precise knowledge of these quantities is immensely useful for estimating uncertainties caused by major systematic effects such as the linear and quadratic Stark shifts and black-body radiation shifts in the optical Ca$^+$ and Yb$^+$ clocks. A finite-field approach is adopted for est","authors_text":"B. K. Sahoo, Yanmei Yu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T07:56:21Z","title":"Application of General-order Relativistic Coupled-cluster Theory to Estimate Electric-field Response Clock Properties of Ca$^+$ and Yb$^+$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.06225","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:b98b2357b200bae42dccbd4b4ce80b6a2fc32fdcd44fea8e63eec09aca528181","target":"record","created_at":"2026-07-05T10:11:49Z","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":"c4d9afaad7c8e2f2fe8b59822e7ae826f6cb728441ec933a4061457c8ae043f3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T07:56:21Z","title_canon_sha256":"ac9fa7311526a24a5eeef430d60ed022ca70c147f712367ea4fb9e699e31bb7d"},"schema_version":"1.0","source":{"id":"2502.06225","kind":"arxiv","version":1}},"canonical_sha256":"4480d2192b13cdd881e2b50525716b3ac0b9f273b5720d184138208e9f339ed0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4480d2192b13cdd881e2b50525716b3ac0b9f273b5720d184138208e9f339ed0","first_computed_at":"2026-07-05T10:11:49.334917Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:11:49.334917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IjrutO1u0S0nQb3bWiNIHcycxUA8wdiR3P12QxbTscUdsK91pIrLde0A/K0bzwx5PhRdyUUvwWu+QJiARLpUBw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:11:49.335514Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.06225","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b98b2357b200bae42dccbd4b4ce80b6a2fc32fdcd44fea8e63eec09aca528181","sha256:597675824bd80adab2e75ce9f6c3ff49b4eb824e802dcbd40922df1f8ccc949d"],"state_sha256":"d683ddea0ab5376c37cf000cf650ccba2a8f5a99578eeacc540ccb16bf2c200e"}