{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:CHMIBULIC5OU7GG6XMYVQ3KN5E","short_pith_number":"pith:CHMIBULI","schema_version":"1.0","canonical_sha256":"11d880d168175d4f98debb31586d4de91fed27f834ef4171409354550edaa9d4","source":{"kind":"arxiv","id":"1802.03354","version":2},"attestation_state":"computed","paper":{"title":"Electron Spin Coherences in Rare-Earth Optically Excited States for Microwave to Optical Quantum Transducers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Charles W. Thiel, Christoph Simon, Nikolai Lauk, Philip J. T. Woodburn, Philippe Goldner, Rufus L. Cone, Sacha Welinski","submitted_at":"2018-02-09T16:59:53Z","abstract_excerpt":"Efficient and reversible optical to microwave coherent transducers are required to enable entanglement transfer between superconducting qubits and light for quantum networks. Rare-earth-doped crystals that possess narrow optical and spin transitions are a promising way to implement these devices. Current approaches use ground-state electron spin transitions that have coherence lifetimes ($T_2$) often limited by spin flip-flop processes and/or spectral diffusion, even at very low temperatures. Here, we investigate spin coherence in an optically excited state of an Er$^{3+}$:Y$_2$SiO$_5$ crystal"},"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":"1802.03354","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-02-09T16:59:53Z","cross_cats_sorted":[],"title_canon_sha256":"a72cc5e51df7c809d6c75b8ddbc1b017626b84799ae6cfd6944c1b75f9d40953","abstract_canon_sha256":"dc30da1ec6f815981a1ec03a0dadfee1c51fb2f61747fdd9e72966ba68cb01bc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:42:30.886170Z","signature_b64":"mhOg2826Pr7oMKj1ny+sJMbUbrMB52KlBy2NALSsMS+JnR9Lm6M/VRpotHiDxiZ7bedcvRXC85vt0gDetuNfDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11d880d168175d4f98debb31586d4de91fed27f834ef4171409354550edaa9d4","last_reissued_at":"2026-05-17T23:42:30.885658Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:42:30.885658Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Electron Spin Coherences in Rare-Earth Optically Excited States for Microwave to Optical Quantum Transducers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Charles W. Thiel, Christoph Simon, Nikolai Lauk, Philip J. T. Woodburn, Philippe Goldner, Rufus L. Cone, Sacha Welinski","submitted_at":"2018-02-09T16:59:53Z","abstract_excerpt":"Efficient and reversible optical to microwave coherent transducers are required to enable entanglement transfer between superconducting qubits and light for quantum networks. Rare-earth-doped crystals that possess narrow optical and spin transitions are a promising way to implement these devices. Current approaches use ground-state electron spin transitions that have coherence lifetimes ($T_2$) often limited by spin flip-flop processes and/or spectral diffusion, even at very low temperatures. Here, we investigate spin coherence in an optically excited state of an Er$^{3+}$:Y$_2$SiO$_5$ crystal"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.03354","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":"1802.03354","created_at":"2026-05-17T23:42:30.885744+00:00"},{"alias_kind":"arxiv_version","alias_value":"1802.03354v2","created_at":"2026-05-17T23:42:30.885744+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.03354","created_at":"2026-05-17T23:42:30.885744+00:00"},{"alias_kind":"pith_short_12","alias_value":"CHMIBULIC5OU","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_16","alias_value":"CHMIBULIC5OU7GG6","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_8","alias_value":"CHMIBULI","created_at":"2026-05-18T12:32:16.446611+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/CHMIBULIC5OU7GG6XMYVQ3KN5E","json":"https://pith.science/pith/CHMIBULIC5OU7GG6XMYVQ3KN5E.json","graph_json":"https://pith.science/api/pith-number/CHMIBULIC5OU7GG6XMYVQ3KN5E/graph.json","events_json":"https://pith.science/api/pith-number/CHMIBULIC5OU7GG6XMYVQ3KN5E/events.json","paper":"https://pith.science/paper/CHMIBULI"},"agent_actions":{"view_html":"https://pith.science/pith/CHMIBULIC5OU7GG6XMYVQ3KN5E","download_json":"https://pith.science/pith/CHMIBULIC5OU7GG6XMYVQ3KN5E.json","view_paper":"https://pith.science/paper/CHMIBULI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1802.03354&json=true","fetch_graph":"https://pith.science/api/pith-number/CHMIBULIC5OU7GG6XMYVQ3KN5E/graph.json","fetch_events":"https://pith.science/api/pith-number/CHMIBULIC5OU7GG6XMYVQ3KN5E/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CHMIBULIC5OU7GG6XMYVQ3KN5E/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CHMIBULIC5OU7GG6XMYVQ3KN5E/action/storage_attestation","attest_author":"https://pith.science/pith/CHMIBULIC5OU7GG6XMYVQ3KN5E/action/author_attestation","sign_citation":"https://pith.science/pith/CHMIBULIC5OU7GG6XMYVQ3KN5E/action/citation_signature","submit_replication":"https://pith.science/pith/CHMIBULIC5OU7GG6XMYVQ3KN5E/action/replication_record"}},"created_at":"2026-05-17T23:42:30.885744+00:00","updated_at":"2026-05-17T23:42:30.885744+00:00"}