{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:ZQGHQ3J5QWXH4HVFQBG4RASY5I","short_pith_number":"pith:ZQGHQ3J5","schema_version":"1.0","canonical_sha256":"cc0c786d3d85ae7e1ea5804dc88258ea24be1d11e87fa3f1a049614a3334d430","source":{"kind":"arxiv","id":"1008.4163","version":1},"attestation_state":"computed","paper":{"title":"Performance of W4 theory for spectroscopic constants and electrical properties of small molecules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.chem-ph","authors_text":"Amir Karton, Jan M.L. Martin","submitted_at":"2010-08-24T21:50:17Z","abstract_excerpt":"Accurate spectroscopic constants and electrical properties of small molecules are determined by means of W4 and post-W4 theories. For a set of 28 first- and second-row diatomic molecules for which very accurate experimental spectroscopic constants are available, W4 theory affords near-spectroscopic or better predictions. Specifically, the root-mean-square deviations (RMSD) from experiment are 0.04 pm for the equilibrium bond distances (r_e), 1.03 cm^{-1} for the harmonic frequencies (\\omega_e), 0.20 cm^{-1} for the first anharmonicity constants (\\omega_e x_e), 0.10 cm^{-1} for the second anhar"},"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":"1008.4163","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2010-08-24T21:50:17Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"bd7aca634775cecb9e2f8ccd0b311cc7fb2691084045f43407cd5f4cb734286f","abstract_canon_sha256":"c84b2df4145970c6233478bfbf2706e647b741546c59a81cb4bd9f25d9f023ba"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:43.079444Z","signature_b64":"1oJzS4mldK7upp6Jl8Gwhb1w9B5GA/R+ot2lxURPttwXM0bVs5p33JSKbUx2rQNMtYbLMV8YFtxqBL3rBV2JCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cc0c786d3d85ae7e1ea5804dc88258ea24be1d11e87fa3f1a049614a3334d430","last_reissued_at":"2026-05-18T02:05:43.078774Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:43.078774Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Performance of W4 theory for spectroscopic constants and electrical properties of small molecules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.chem-ph","authors_text":"Amir Karton, Jan M.L. Martin","submitted_at":"2010-08-24T21:50:17Z","abstract_excerpt":"Accurate spectroscopic constants and electrical properties of small molecules are determined by means of W4 and post-W4 theories. For a set of 28 first- and second-row diatomic molecules for which very accurate experimental spectroscopic constants are available, W4 theory affords near-spectroscopic or better predictions. Specifically, the root-mean-square deviations (RMSD) from experiment are 0.04 pm for the equilibrium bond distances (r_e), 1.03 cm^{-1} for the harmonic frequencies (\\omega_e), 0.20 cm^{-1} for the first anharmonicity constants (\\omega_e x_e), 0.10 cm^{-1} for the second anhar"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.4163","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":""},"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":"1008.4163","created_at":"2026-05-18T02:05:43.078882+00:00"},{"alias_kind":"arxiv_version","alias_value":"1008.4163v1","created_at":"2026-05-18T02:05:43.078882+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.4163","created_at":"2026-05-18T02:05:43.078882+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZQGHQ3J5QWXH","created_at":"2026-05-18T12:26:18.847500+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZQGHQ3J5QWXH4HVF","created_at":"2026-05-18T12:26:18.847500+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZQGHQ3J5","created_at":"2026-05-18T12:26:18.847500+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/ZQGHQ3J5QWXH4HVFQBG4RASY5I","json":"https://pith.science/pith/ZQGHQ3J5QWXH4HVFQBG4RASY5I.json","graph_json":"https://pith.science/api/pith-number/ZQGHQ3J5QWXH4HVFQBG4RASY5I/graph.json","events_json":"https://pith.science/api/pith-number/ZQGHQ3J5QWXH4HVFQBG4RASY5I/events.json","paper":"https://pith.science/paper/ZQGHQ3J5"},"agent_actions":{"view_html":"https://pith.science/pith/ZQGHQ3J5QWXH4HVFQBG4RASY5I","download_json":"https://pith.science/pith/ZQGHQ3J5QWXH4HVFQBG4RASY5I.json","view_paper":"https://pith.science/paper/ZQGHQ3J5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1008.4163&json=true","fetch_graph":"https://pith.science/api/pith-number/ZQGHQ3J5QWXH4HVFQBG4RASY5I/graph.json","fetch_events":"https://pith.science/api/pith-number/ZQGHQ3J5QWXH4HVFQBG4RASY5I/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZQGHQ3J5QWXH4HVFQBG4RASY5I/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZQGHQ3J5QWXH4HVFQBG4RASY5I/action/storage_attestation","attest_author":"https://pith.science/pith/ZQGHQ3J5QWXH4HVFQBG4RASY5I/action/author_attestation","sign_citation":"https://pith.science/pith/ZQGHQ3J5QWXH4HVFQBG4RASY5I/action/citation_signature","submit_replication":"https://pith.science/pith/ZQGHQ3J5QWXH4HVFQBG4RASY5I/action/replication_record"}},"created_at":"2026-05-18T02:05:43.078882+00:00","updated_at":"2026-05-18T02:05:43.078882+00:00"}