{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:GRXCLGX6O2SWAH2FANAS5R5UTM","short_pith_number":"pith:GRXCLGX6","schema_version":"1.0","canonical_sha256":"346e259afe76a5601f4503412ec7b49b230d28de0fdb377d3ad0c725b114c6d7","source":{"kind":"arxiv","id":"1104.4841","version":1},"attestation_state":"computed","paper":{"title":"Centrifugal separation and equilibration dynamics in an electron-antiproton plasma","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","physics.atom-ph"],"primary_cat":"physics.plasm-ph","authors_text":"A. Deller, A. Gutierrez, A.J. Humphries, A. Olin, A. Povilus, C.L. Cesar, C. So, D.M. Silveira, D.P. van der Werf, D.R. Gill, E. Butler, E. Sarid, F. Robicheaux, G.B. Andresen, J. Fajans, J.S. Hangst, J.S. Wurtele, J.W. Storey, M. Baquero-Ruiz, M.C. Fujiwara, M. Charlton, M.D. Ashkezari, M.E. Hayden, N. Madsen, P.D. Bowe, P. Nolan, P. Pusa, R. Hydomako, R.I. Thompson, S. Chapman, S. Eriksson, S. Jonsell, S. Menary, T. Friesen, W. Bertsche, W.N. Hardy, Y. Yamazaki","submitted_at":"2011-04-26T04:18:57Z","abstract_excerpt":"Charges in cold, multiple-species, non-neutral plasmas separate radially by mass, forming centrifugally-separated states. Here, we report the first detailed measurements of such states in an electron-antiproton plasma, and the first observations of the separation dynamics in any centrifugally-separated system. While the observed equilibrium states are expected and in agreement with theory, the equilibration time is approximately constant over a wide range of parameters, a surprising and as yet unexplained result. Electron-antiproton plasmas play a crucial role in antihydrogen trapping experime"},"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":"1104.4841","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-04-26T04:18:57Z","cross_cats_sorted":["hep-ex","physics.atom-ph"],"title_canon_sha256":"3a6317fb871938ddc917d22cc288c3030462a982ccd94602a81775efdecc4b47","abstract_canon_sha256":"7b3dfbb1c795e0ca43d0f2d1639f2f5c7fbb24448b24b08039630259e9b0698e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:23:32.897450Z","signature_b64":"HIcGQT/+K+YDIjbEKF4/vJT8pW2jVAkipvjkNk/odfchPDnssGaFRfVGjJ23z2WoTbpHbQKy885RB1ODQF1XBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"346e259afe76a5601f4503412ec7b49b230d28de0fdb377d3ad0c725b114c6d7","last_reissued_at":"2026-05-18T04:23:32.896918Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:23:32.896918Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Centrifugal separation and equilibration dynamics in an electron-antiproton plasma","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","physics.atom-ph"],"primary_cat":"physics.plasm-ph","authors_text":"A. Deller, A. Gutierrez, A.J. Humphries, A. Olin, A. Povilus, C.L. Cesar, C. So, D.M. Silveira, D.P. van der Werf, D.R. Gill, E. Butler, E. Sarid, F. Robicheaux, G.B. Andresen, J. Fajans, J.S. Hangst, J.S. Wurtele, J.W. Storey, M. Baquero-Ruiz, M.C. Fujiwara, M. Charlton, M.D. Ashkezari, M.E. Hayden, N. Madsen, P.D. Bowe, P. Nolan, P. Pusa, R. Hydomako, R.I. Thompson, S. Chapman, S. Eriksson, S. Jonsell, S. Menary, T. Friesen, W. Bertsche, W.N. Hardy, Y. Yamazaki","submitted_at":"2011-04-26T04:18:57Z","abstract_excerpt":"Charges in cold, multiple-species, non-neutral plasmas separate radially by mass, forming centrifugally-separated states. Here, we report the first detailed measurements of such states in an electron-antiproton plasma, and the first observations of the separation dynamics in any centrifugally-separated system. While the observed equilibrium states are expected and in agreement with theory, the equilibration time is approximately constant over a wide range of parameters, a surprising and as yet unexplained result. Electron-antiproton plasmas play a crucial role in antihydrogen trapping experime"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.4841","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":"1104.4841","created_at":"2026-05-18T04:23:32.896993+00:00"},{"alias_kind":"arxiv_version","alias_value":"1104.4841v1","created_at":"2026-05-18T04:23:32.896993+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.4841","created_at":"2026-05-18T04:23:32.896993+00:00"},{"alias_kind":"pith_short_12","alias_value":"GRXCLGX6O2SW","created_at":"2026-05-18T12:26:30.835961+00:00"},{"alias_kind":"pith_short_16","alias_value":"GRXCLGX6O2SWAH2F","created_at":"2026-05-18T12:26:30.835961+00:00"},{"alias_kind":"pith_short_8","alias_value":"GRXCLGX6","created_at":"2026-05-18T12:26:30.835961+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/GRXCLGX6O2SWAH2FANAS5R5UTM","json":"https://pith.science/pith/GRXCLGX6O2SWAH2FANAS5R5UTM.json","graph_json":"https://pith.science/api/pith-number/GRXCLGX6O2SWAH2FANAS5R5UTM/graph.json","events_json":"https://pith.science/api/pith-number/GRXCLGX6O2SWAH2FANAS5R5UTM/events.json","paper":"https://pith.science/paper/GRXCLGX6"},"agent_actions":{"view_html":"https://pith.science/pith/GRXCLGX6O2SWAH2FANAS5R5UTM","download_json":"https://pith.science/pith/GRXCLGX6O2SWAH2FANAS5R5UTM.json","view_paper":"https://pith.science/paper/GRXCLGX6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1104.4841&json=true","fetch_graph":"https://pith.science/api/pith-number/GRXCLGX6O2SWAH2FANAS5R5UTM/graph.json","fetch_events":"https://pith.science/api/pith-number/GRXCLGX6O2SWAH2FANAS5R5UTM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GRXCLGX6O2SWAH2FANAS5R5UTM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GRXCLGX6O2SWAH2FANAS5R5UTM/action/storage_attestation","attest_author":"https://pith.science/pith/GRXCLGX6O2SWAH2FANAS5R5UTM/action/author_attestation","sign_citation":"https://pith.science/pith/GRXCLGX6O2SWAH2FANAS5R5UTM/action/citation_signature","submit_replication":"https://pith.science/pith/GRXCLGX6O2SWAH2FANAS5R5UTM/action/replication_record"}},"created_at":"2026-05-18T04:23:32.896993+00:00","updated_at":"2026-05-18T04:23:32.896993+00:00"}