{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:ISANEGJLCPG5RAPCWUCSK4LLHL","short_pith_number":"pith:ISANEGJL","canonical_record":{"source":{"id":"2502.06225","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T07:56:21Z","cross_cats_sorted":[],"title_canon_sha256":"ac9fa7311526a24a5eeef430d60ed022ca70c147f712367ea4fb9e699e31bb7d","abstract_canon_sha256":"c4d9afaad7c8e2f2fe8b59822e7ae826f6cb728441ec933a4061457c8ae043f3"},"schema_version":"1.0"},"canonical_sha256":"4480d2192b13cdd881e2b50525716b3ac0b9f273b5720d184138208e9f339ed0","source":{"kind":"arxiv","id":"2502.06225","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"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:ISANEGJLCPG5RAPCWUCSK4LLHL","target":"record","payload":{"canonical_record":{"source":{"id":"2502.06225","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T07:56:21Z","cross_cats_sorted":[],"title_canon_sha256":"ac9fa7311526a24a5eeef430d60ed022ca70c147f712367ea4fb9e699e31bb7d","abstract_canon_sha256":"c4d9afaad7c8e2f2fe8b59822e7ae826f6cb728441ec933a4061457c8ae043f3"},"schema_version":"1.0"},"canonical_sha256":"4480d2192b13cdd881e2b50525716b3ac0b9f273b5720d184138208e9f339ed0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:11:49.335514Z","signature_b64":"IjrutO1u0S0nQb3bWiNIHcycxUA8wdiR3P12QxbTscUdsK91pIrLde0A/K0bzwx5PhRdyUUvwWu+QJiARLpUBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4480d2192b13cdd881e2b50525716b3ac0b9f273b5720d184138208e9f339ed0","last_reissued_at":"2026-07-05T10:11:49.334917Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:11:49.334917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.06225","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:11:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9ZThtiNLrdWaolF4kWjy+iwNez8h9+3pSucaML3iBNyWT4xHCLxDOYdsiasTOwxmHr1V5ItMg+I7gXZmPvBnBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T20:41:38.998663Z"},"content_sha256":"b98b2357b200bae42dccbd4b4ce80b6a2fc32fdcd44fea8e63eec09aca528181","schema_version":"1.0","event_id":"sha256:b98b2357b200bae42dccbd4b4ce80b6a2fc32fdcd44fea8e63eec09aca528181"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:ISANEGJLCPG5RAPCWUCSK4LLHL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Application of General-order Relativistic Coupled-cluster Theory to Estimate Electric-field Response Clock Properties of Ca$^+$ and Yb$^+$","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"B. K. Sahoo, Yanmei Yu","submitted_at":"2025-02-10T07:56:21Z","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"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.06225","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/2502.06225/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:11:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ci3SVy3qPlYUxKtlklBvzaDGcmfLgm4dt5/GOM2AQJT/EsQsVS9RAQvpQqArAnQM7xbM6Cu4mNExYSXTnHtjDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T20:41:38.999171Z"},"content_sha256":"597675824bd80adab2e75ce9f6c3ff49b4eb824e802dcbd40922df1f8ccc949d","schema_version":"1.0","event_id":"sha256:597675824bd80adab2e75ce9f6c3ff49b4eb824e802dcbd40922df1f8ccc949d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ISANEGJLCPG5RAPCWUCSK4LLHL/bundle.json","state_url":"https://pith.science/pith/ISANEGJLCPG5RAPCWUCSK4LLHL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ISANEGJLCPG5RAPCWUCSK4LLHL/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-20T20:41:39Z","links":{"resolver":"https://pith.science/pith/ISANEGJLCPG5RAPCWUCSK4LLHL","bundle":"https://pith.science/pith/ISANEGJLCPG5RAPCWUCSK4LLHL/bundle.json","state":"https://pith.science/pith/ISANEGJLCPG5RAPCWUCSK4LLHL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ISANEGJLCPG5RAPCWUCSK4LLHL/bundle.json"},"state":{"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"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/Vv35rYn+dXLJlJq4qZoAZdezovv4x8/jUn7M9098w6DyREAupkqmQ/5fKQaEq3/S+S+WS1lM1ddDH74S+feDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T20:41:39.003428Z","bundle_sha256":"14df80fd2eda2e72e7e2614544bfb01864afa46c4e9a84490a0a9ac6685019b9"}}