{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:75EF7DHA5XGEVJ4DZZNFELU7GC","short_pith_number":"pith:75EF7DHA","schema_version":"1.0","canonical_sha256":"ff485f8ce0edcc4aa783ce5a522e9f30a47c2876fbc101e6364d0a21dce72626","source":{"kind":"arxiv","id":"1501.02080","version":1},"attestation_state":"computed","paper":{"title":"High-precision laser spectroscopy of the CO A$^1\\Pi$ - X$^1\\Sigma^+$ (2,0), (3,0) and (4,0) bands","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"E. J. Salumbides, F. Ramirez, M. L. Niu, W. Ubachs","submitted_at":"2015-01-09T09:40:16Z","abstract_excerpt":"High-precision two-photon Doppler-free frequency measurements have been performed on the CO A$^1\\Pi$ - X$^1\\Sigma^+$ fourth-positive system (2,0), (3,0), and (4,0) bands. Absolute frequencies of forty-three transitions, for rotational quantum numbers up to $J = 5$, have been determined at an accuracy of $1.6\\times10^{-3}$ cm$^{-1}$, using advanced techniques of two-color 2+1' resonance-enhanced multi-photon ionization, Sagnac interferometry, frequency-chirp analysis on the laser pulses, and correction for AC-Stark shifts. The accurate transition frequencies of the CO A$^1\\Pi$ - X$^1\\Sigma^+$ s"},"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":"1501.02080","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2015-01-09T09:40:16Z","cross_cats_sorted":[],"title_canon_sha256":"ad4bfc10e43b4e0f0acaed4984befb4858e9e2b3d0d33114edcd89afa0df142e","abstract_canon_sha256":"16d78545c4ed425a3f090c75e461049f1082274a8ce6d554a1c38bce2add4b2e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:12.008052Z","signature_b64":"ukxW8m9fsmfDx++Y8vIAwmSb9YzzC255BFgjjcyK0yZQjBeziNgy42aK90bSLZzysCyJCqCoHJiav3YGxOkPBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff485f8ce0edcc4aa783ce5a522e9f30a47c2876fbc101e6364d0a21dce72626","last_reissued_at":"2026-05-18T01:41:12.007519Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:12.007519Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"High-precision laser spectroscopy of the CO A$^1\\Pi$ - X$^1\\Sigma^+$ (2,0), (3,0) and (4,0) bands","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"E. J. Salumbides, F. Ramirez, M. L. Niu, W. Ubachs","submitted_at":"2015-01-09T09:40:16Z","abstract_excerpt":"High-precision two-photon Doppler-free frequency measurements have been performed on the CO A$^1\\Pi$ - X$^1\\Sigma^+$ fourth-positive system (2,0), (3,0), and (4,0) bands. Absolute frequencies of forty-three transitions, for rotational quantum numbers up to $J = 5$, have been determined at an accuracy of $1.6\\times10^{-3}$ cm$^{-1}$, using advanced techniques of two-color 2+1' resonance-enhanced multi-photon ionization, Sagnac interferometry, frequency-chirp analysis on the laser pulses, and correction for AC-Stark shifts. The accurate transition frequencies of the CO A$^1\\Pi$ - X$^1\\Sigma^+$ s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.02080","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":"1501.02080","created_at":"2026-05-18T01:41:12.007588+00:00"},{"alias_kind":"arxiv_version","alias_value":"1501.02080v1","created_at":"2026-05-18T01:41:12.007588+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.02080","created_at":"2026-05-18T01:41:12.007588+00:00"},{"alias_kind":"pith_short_12","alias_value":"75EF7DHA5XGE","created_at":"2026-05-18T12:29:07.941421+00:00"},{"alias_kind":"pith_short_16","alias_value":"75EF7DHA5XGEVJ4D","created_at":"2026-05-18T12:29:07.941421+00:00"},{"alias_kind":"pith_short_8","alias_value":"75EF7DHA","created_at":"2026-05-18T12:29:07.941421+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/75EF7DHA5XGEVJ4DZZNFELU7GC","json":"https://pith.science/pith/75EF7DHA5XGEVJ4DZZNFELU7GC.json","graph_json":"https://pith.science/api/pith-number/75EF7DHA5XGEVJ4DZZNFELU7GC/graph.json","events_json":"https://pith.science/api/pith-number/75EF7DHA5XGEVJ4DZZNFELU7GC/events.json","paper":"https://pith.science/paper/75EF7DHA"},"agent_actions":{"view_html":"https://pith.science/pith/75EF7DHA5XGEVJ4DZZNFELU7GC","download_json":"https://pith.science/pith/75EF7DHA5XGEVJ4DZZNFELU7GC.json","view_paper":"https://pith.science/paper/75EF7DHA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1501.02080&json=true","fetch_graph":"https://pith.science/api/pith-number/75EF7DHA5XGEVJ4DZZNFELU7GC/graph.json","fetch_events":"https://pith.science/api/pith-number/75EF7DHA5XGEVJ4DZZNFELU7GC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/75EF7DHA5XGEVJ4DZZNFELU7GC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/75EF7DHA5XGEVJ4DZZNFELU7GC/action/storage_attestation","attest_author":"https://pith.science/pith/75EF7DHA5XGEVJ4DZZNFELU7GC/action/author_attestation","sign_citation":"https://pith.science/pith/75EF7DHA5XGEVJ4DZZNFELU7GC/action/citation_signature","submit_replication":"https://pith.science/pith/75EF7DHA5XGEVJ4DZZNFELU7GC/action/replication_record"}},"created_at":"2026-05-18T01:41:12.007588+00:00","updated_at":"2026-05-18T01:41:12.007588+00:00"}