{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2007:CHOPUKKOZS6Z7JQTFCBOKKTL3S","short_pith_number":"pith:CHOPUKKO","schema_version":"1.0","canonical_sha256":"11dcfa294eccbd9fa6132882e52a6bdca340e4e58bd60985dd42db37989ba856","source":{"kind":"arxiv","id":"0712.0969","version":2},"attestation_state":"computed","paper":{"title":"Resonance enhanced isotope-selective photoionization of YbI for ion trap loading","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"A. Braun, Chr. Balzer, Chr. Paape, Chr. Wunderlich, D. Eiteneuer, M. Johanning, W. Neuhauser","submitted_at":"2007-12-06T15:36:22Z","abstract_excerpt":"Neutral Ytterbium (YbI) and singly ionized Ytterbium (YbII) is widely used in experiments in quantum optics, metrology and quantum information science. We report on the investigation of isotope selective two-photoionisation of YbI that allows for efficient loading of ion traps with YbII. Results are presented on two-colour (399 nm and 369 nm) and single-colour (399 nm) photoionisation and their efficiency is compared to electron impact ionisation. Nearly deterministic loading of a desired number of YbII ions into a linear Paul trap is demonstrated."},"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":"0712.0969","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2007-12-06T15:36:22Z","cross_cats_sorted":[],"title_canon_sha256":"faf34dcac5b0c8415238197014c879a82e747cb1b4bcf3604c91064df1cf85f8","abstract_canon_sha256":"aef0b9993085ea98f5e92d6773f88ef80578e6071796123311e1f32277d67b2f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:05:48.537403Z","signature_b64":"vrrIXycGxyz7vNuwOk7OHg7C4txNEvPFghCtX6jzYiWmjA2DAZKQhCCQtF/0O0PMqNiIijn3BdLCcGLDCG8cDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11dcfa294eccbd9fa6132882e52a6bdca340e4e58bd60985dd42db37989ba856","last_reissued_at":"2026-05-18T04:05:48.536605Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:05:48.536605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Resonance enhanced isotope-selective photoionization of YbI for ion trap loading","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"A. Braun, Chr. Balzer, Chr. Paape, Chr. Wunderlich, D. Eiteneuer, M. Johanning, W. Neuhauser","submitted_at":"2007-12-06T15:36:22Z","abstract_excerpt":"Neutral Ytterbium (YbI) and singly ionized Ytterbium (YbII) is widely used in experiments in quantum optics, metrology and quantum information science. We report on the investigation of isotope selective two-photoionisation of YbI that allows for efficient loading of ion traps with YbII. Results are presented on two-colour (399 nm and 369 nm) and single-colour (399 nm) photoionisation and their efficiency is compared to electron impact ionisation. Nearly deterministic loading of a desired number of YbII ions into a linear Paul trap is demonstrated."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.0969","kind":"arxiv","version":2},"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":"0712.0969","created_at":"2026-05-18T04:05:48.536737+00:00"},{"alias_kind":"arxiv_version","alias_value":"0712.0969v2","created_at":"2026-05-18T04:05:48.536737+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.0969","created_at":"2026-05-18T04:05:48.536737+00:00"},{"alias_kind":"pith_short_12","alias_value":"CHOPUKKOZS6Z","created_at":"2026-05-18T12:25:55.427421+00:00"},{"alias_kind":"pith_short_16","alias_value":"CHOPUKKOZS6Z7JQT","created_at":"2026-05-18T12:25:55.427421+00:00"},{"alias_kind":"pith_short_8","alias_value":"CHOPUKKO","created_at":"2026-05-18T12:25:55.427421+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/CHOPUKKOZS6Z7JQTFCBOKKTL3S","json":"https://pith.science/pith/CHOPUKKOZS6Z7JQTFCBOKKTL3S.json","graph_json":"https://pith.science/api/pith-number/CHOPUKKOZS6Z7JQTFCBOKKTL3S/graph.json","events_json":"https://pith.science/api/pith-number/CHOPUKKOZS6Z7JQTFCBOKKTL3S/events.json","paper":"https://pith.science/paper/CHOPUKKO"},"agent_actions":{"view_html":"https://pith.science/pith/CHOPUKKOZS6Z7JQTFCBOKKTL3S","download_json":"https://pith.science/pith/CHOPUKKOZS6Z7JQTFCBOKKTL3S.json","view_paper":"https://pith.science/paper/CHOPUKKO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0712.0969&json=true","fetch_graph":"https://pith.science/api/pith-number/CHOPUKKOZS6Z7JQTFCBOKKTL3S/graph.json","fetch_events":"https://pith.science/api/pith-number/CHOPUKKOZS6Z7JQTFCBOKKTL3S/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CHOPUKKOZS6Z7JQTFCBOKKTL3S/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CHOPUKKOZS6Z7JQTFCBOKKTL3S/action/storage_attestation","attest_author":"https://pith.science/pith/CHOPUKKOZS6Z7JQTFCBOKKTL3S/action/author_attestation","sign_citation":"https://pith.science/pith/CHOPUKKOZS6Z7JQTFCBOKKTL3S/action/citation_signature","submit_replication":"https://pith.science/pith/CHOPUKKOZS6Z7JQTFCBOKKTL3S/action/replication_record"}},"created_at":"2026-05-18T04:05:48.536737+00:00","updated_at":"2026-05-18T04:05:48.536737+00:00"}