{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:2WCOTYIQFNHKYOD2JB4HOTPRLB","short_pith_number":"pith:2WCOTYIQ","schema_version":"1.0","canonical_sha256":"d584e9e1102b4eac387a4878774df15860e41f24f902b54cf0202dea8a669b19","source":{"kind":"arxiv","id":"1710.08659","version":1},"attestation_state":"computed","paper":{"title":"Precise Frequency Measurement of the 2$^{1}$S$_{0}$-3$^{1}$D$_{2}$ Two-Photon Transition in atomic $^{4}$He","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Jin-Long Peng, Jow-Tsong Shy, Li-Bang Wang, Te-Hwei Suen, Yao-Chin Huang, Yi-Jan Huang, Yu-Chan Guan","submitted_at":"2017-10-24T08:58:23Z","abstract_excerpt":"We present the first precise frequency measurement of the 2$^{1}$S$_{0}$-3$^{1}$D$_{2}$ two-photon transition in $^{4}$He at 1009 nm. The laser source at 1009 nm is stabilized on an optical frequency comb to perform the absolute frequency measurement. The absolute frequency of 2$^{1}$S$_{0}$-3$^{1}$D$_{2}$ transition is experimentally determined to be 594 414 291 803(13) kHz with a relative uncertainty of 1.6 $\\times$ 10$^{-11}$ which is more precise than previous determination by a factor of 25. Combined with the theoretical ionization energy of the 3$^{1}$D$_{2}$ state, the ionization energy"},"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":"1710.08659","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-10-24T08:58:23Z","cross_cats_sorted":[],"title_canon_sha256":"afc088e8f51e155f10939de71f6732fc77934a88bac9a11d25dbe9698a63ce34","abstract_canon_sha256":"ee9f8da406b645a2ff3aa1e53c12257ebd2ee2ad02adefc8459e13bdb0e3b1a7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:19:26.005546Z","signature_b64":"04nr9wy30RF1kq87BXQyibW9FLau+pfFLqfVlo3Pi7Ri/MS0OfXyIeu3BKofP/i7ElwKlQrqxibC47RvC856Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d584e9e1102b4eac387a4878774df15860e41f24f902b54cf0202dea8a669b19","last_reissued_at":"2026-05-18T00:19:26.005136Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:19:26.005136Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Precise Frequency Measurement of the 2$^{1}$S$_{0}$-3$^{1}$D$_{2}$ Two-Photon Transition in atomic $^{4}$He","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Jin-Long Peng, Jow-Tsong Shy, Li-Bang Wang, Te-Hwei Suen, Yao-Chin Huang, Yi-Jan Huang, Yu-Chan Guan","submitted_at":"2017-10-24T08:58:23Z","abstract_excerpt":"We present the first precise frequency measurement of the 2$^{1}$S$_{0}$-3$^{1}$D$_{2}$ two-photon transition in $^{4}$He at 1009 nm. The laser source at 1009 nm is stabilized on an optical frequency comb to perform the absolute frequency measurement. The absolute frequency of 2$^{1}$S$_{0}$-3$^{1}$D$_{2}$ transition is experimentally determined to be 594 414 291 803(13) kHz with a relative uncertainty of 1.6 $\\times$ 10$^{-11}$ which is more precise than previous determination by a factor of 25. Combined with the theoretical ionization energy of the 3$^{1}$D$_{2}$ state, the ionization energy"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.08659","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":"1710.08659","created_at":"2026-05-18T00:19:26.005196+00:00"},{"alias_kind":"arxiv_version","alias_value":"1710.08659v1","created_at":"2026-05-18T00:19:26.005196+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.08659","created_at":"2026-05-18T00:19:26.005196+00:00"},{"alias_kind":"pith_short_12","alias_value":"2WCOTYIQFNHK","created_at":"2026-05-18T12:30:55.937587+00:00"},{"alias_kind":"pith_short_16","alias_value":"2WCOTYIQFNHKYOD2","created_at":"2026-05-18T12:30:55.937587+00:00"},{"alias_kind":"pith_short_8","alias_value":"2WCOTYIQ","created_at":"2026-05-18T12:30:55.937587+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/2WCOTYIQFNHKYOD2JB4HOTPRLB","json":"https://pith.science/pith/2WCOTYIQFNHKYOD2JB4HOTPRLB.json","graph_json":"https://pith.science/api/pith-number/2WCOTYIQFNHKYOD2JB4HOTPRLB/graph.json","events_json":"https://pith.science/api/pith-number/2WCOTYIQFNHKYOD2JB4HOTPRLB/events.json","paper":"https://pith.science/paper/2WCOTYIQ"},"agent_actions":{"view_html":"https://pith.science/pith/2WCOTYIQFNHKYOD2JB4HOTPRLB","download_json":"https://pith.science/pith/2WCOTYIQFNHKYOD2JB4HOTPRLB.json","view_paper":"https://pith.science/paper/2WCOTYIQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1710.08659&json=true","fetch_graph":"https://pith.science/api/pith-number/2WCOTYIQFNHKYOD2JB4HOTPRLB/graph.json","fetch_events":"https://pith.science/api/pith-number/2WCOTYIQFNHKYOD2JB4HOTPRLB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2WCOTYIQFNHKYOD2JB4HOTPRLB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2WCOTYIQFNHKYOD2JB4HOTPRLB/action/storage_attestation","attest_author":"https://pith.science/pith/2WCOTYIQFNHKYOD2JB4HOTPRLB/action/author_attestation","sign_citation":"https://pith.science/pith/2WCOTYIQFNHKYOD2JB4HOTPRLB/action/citation_signature","submit_replication":"https://pith.science/pith/2WCOTYIQFNHKYOD2JB4HOTPRLB/action/replication_record"}},"created_at":"2026-05-18T00:19:26.005196+00:00","updated_at":"2026-05-18T00:19:26.005196+00:00"}