{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:ZKIFXOMON4PWIIDD4PVADM2YSM","short_pith_number":"pith:ZKIFXOMO","canonical_record":{"source":{"id":"1205.6379","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2012-05-29T14:54:46Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"58b82062d1e40179701404645a98dd6ffaf423c3712c33370616b8061c330674","abstract_canon_sha256":"4ecf30b272f9c37010e1961d55b01c17f5a507ba35b2f96788e3093b5c551621"},"schema_version":"1.0"},"canonical_sha256":"ca905bb98e6f1f642063e3ea01b3589323e4c5692f1a903a359f491d7defa677","source":{"kind":"arxiv","id":"1205.6379","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.6379","created_at":"2026-05-18T01:57:16Z"},{"alias_kind":"arxiv_version","alias_value":"1205.6379v2","created_at":"2026-05-18T01:57:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.6379","created_at":"2026-05-18T01:57:16Z"},{"alias_kind":"pith_short_12","alias_value":"ZKIFXOMON4PW","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"ZKIFXOMON4PWIIDD","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"ZKIFXOMO","created_at":"2026-05-18T12:27:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:ZKIFXOMON4PWIIDD4PVADM2YSM","target":"record","payload":{"canonical_record":{"source":{"id":"1205.6379","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2012-05-29T14:54:46Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"58b82062d1e40179701404645a98dd6ffaf423c3712c33370616b8061c330674","abstract_canon_sha256":"4ecf30b272f9c37010e1961d55b01c17f5a507ba35b2f96788e3093b5c551621"},"schema_version":"1.0"},"canonical_sha256":"ca905bb98e6f1f642063e3ea01b3589323e4c5692f1a903a359f491d7defa677","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:16.064959Z","signature_b64":"hEDByzpKS+g+Du0razIOHLaUg1VJpqZznqS35PClWpEUTBQFLRqoAFXePtAzkQL1h4iKTksXjRRpN1fgJtDYDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ca905bb98e6f1f642063e3ea01b3589323e4c5692f1a903a359f491d7defa677","last_reissued_at":"2026-05-18T01:57:16.064498Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:16.064498Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1205.6379","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:57:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nHxJEK217cfgLx23fXId2ntaTdekij7kVvX+xbIbj+2HVXtSjJ8Vs5+pYp8FF+CL2mQhUpP4dtMJbFUMYYrKDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T12:32:05.176246Z"},"content_sha256":"72d10307d6079dfc13771ac193b665c57e344b791606e8b1d54bd18f8518e872","schema_version":"1.0","event_id":"sha256:72d10307d6079dfc13771ac193b665c57e344b791606e8b1d54bd18f8518e872"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:ZKIFXOMON4PWIIDD4PVADM2YSM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Loading of a surface-electrode ion trap from a remote, precooled source","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.atom-ph","authors_text":"Andrew J. Kerman, Jeremy M. Sage, John Chiaverini","submitted_at":"2012-05-29T14:54:46Z","abstract_excerpt":"We demonstrate loading of ions into a surface-electrode trap (SET) from a remote, laser-cooled source of neutral atoms. We first cool and load $\\sim$ $10^6$ neutral $^{88}$Sr atoms into a magneto-optical trap from an oven that has no line of sight with the SET. The cold atoms are then pushed with a resonant laser into the trap region where they are subsequently photoionized and trapped in an SET operated at a cryogenic temperature of 4.6 K. We present studies of the loading process and show that our technique achieves ion loading into a shallow (15 meV depth) trap at rates as high as 125 ions/"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.6379","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:57:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"51zRALoIRY6Vb4a/jgjo0FjU4FhmFFVTsdrOv2MtieQXLHOr31wyKMitebwZM9YuAMyxCa7qOzwMrLwjqB+dCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T12:32:05.176860Z"},"content_sha256":"168c5604cece6af764cefd2659d4fdd14413b46b56a9d19163e9c33859c1957b","schema_version":"1.0","event_id":"sha256:168c5604cece6af764cefd2659d4fdd14413b46b56a9d19163e9c33859c1957b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZKIFXOMON4PWIIDD4PVADM2YSM/bundle.json","state_url":"https://pith.science/pith/ZKIFXOMON4PWIIDD4PVADM2YSM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZKIFXOMON4PWIIDD4PVADM2YSM/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-01T12:32:05Z","links":{"resolver":"https://pith.science/pith/ZKIFXOMON4PWIIDD4PVADM2YSM","bundle":"https://pith.science/pith/ZKIFXOMON4PWIIDD4PVADM2YSM/bundle.json","state":"https://pith.science/pith/ZKIFXOMON4PWIIDD4PVADM2YSM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZKIFXOMON4PWIIDD4PVADM2YSM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:ZKIFXOMON4PWIIDD4PVADM2YSM","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"4ecf30b272f9c37010e1961d55b01c17f5a507ba35b2f96788e3093b5c551621","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2012-05-29T14:54:46Z","title_canon_sha256":"58b82062d1e40179701404645a98dd6ffaf423c3712c33370616b8061c330674"},"schema_version":"1.0","source":{"id":"1205.6379","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.6379","created_at":"2026-05-18T01:57:16Z"},{"alias_kind":"arxiv_version","alias_value":"1205.6379v2","created_at":"2026-05-18T01:57:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.6379","created_at":"2026-05-18T01:57:16Z"},{"alias_kind":"pith_short_12","alias_value":"ZKIFXOMON4PW","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"ZKIFXOMON4PWIIDD","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"ZKIFXOMO","created_at":"2026-05-18T12:27:30Z"}],"graph_snapshots":[{"event_id":"sha256:168c5604cece6af764cefd2659d4fdd14413b46b56a9d19163e9c33859c1957b","target":"graph","created_at":"2026-05-18T01:57:16Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We demonstrate loading of ions into a surface-electrode trap (SET) from a remote, laser-cooled source of neutral atoms. We first cool and load $\\sim$ $10^6$ neutral $^{88}$Sr atoms into a magneto-optical trap from an oven that has no line of sight with the SET. The cold atoms are then pushed with a resonant laser into the trap region where they are subsequently photoionized and trapped in an SET operated at a cryogenic temperature of 4.6 K. We present studies of the loading process and show that our technique achieves ion loading into a shallow (15 meV depth) trap at rates as high as 125 ions/","authors_text":"Andrew J. Kerman, Jeremy M. Sage, John Chiaverini","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2012-05-29T14:54:46Z","title":"Loading of a surface-electrode ion trap from a remote, precooled source"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.6379","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:72d10307d6079dfc13771ac193b665c57e344b791606e8b1d54bd18f8518e872","target":"record","created_at":"2026-05-18T01:57:16Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"4ecf30b272f9c37010e1961d55b01c17f5a507ba35b2f96788e3093b5c551621","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2012-05-29T14:54:46Z","title_canon_sha256":"58b82062d1e40179701404645a98dd6ffaf423c3712c33370616b8061c330674"},"schema_version":"1.0","source":{"id":"1205.6379","kind":"arxiv","version":2}},"canonical_sha256":"ca905bb98e6f1f642063e3ea01b3589323e4c5692f1a903a359f491d7defa677","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca905bb98e6f1f642063e3ea01b3589323e4c5692f1a903a359f491d7defa677","first_computed_at":"2026-05-18T01:57:16.064498Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:16.064498Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hEDByzpKS+g+Du0razIOHLaUg1VJpqZznqS35PClWpEUTBQFLRqoAFXePtAzkQL1h4iKTksXjRRpN1fgJtDYDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:16.064959Z","signed_message":"canonical_sha256_bytes"},"source_id":"1205.6379","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:72d10307d6079dfc13771ac193b665c57e344b791606e8b1d54bd18f8518e872","sha256:168c5604cece6af764cefd2659d4fdd14413b46b56a9d19163e9c33859c1957b"],"state_sha256":"5d994c67872b19255317ea75bc4349fb3ba352feff4cb5271c8f76c34919eebd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fk1xp/BhvDttGYVdRGEK5z7uyF3s8XffJx6barwcrmJOG+oqiqjbaj4C9BLdwmJLdGFWWzFhevIYger8mJ8zDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T12:32:05.179651Z","bundle_sha256":"23b364db21c49f1fd3d8d7ac4357ee686ba4160529e38d5553a413b81ea159f8"}}