{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:EPNOZ7HCR3PTEA77TS4XCIB3BE","short_pith_number":"pith:EPNOZ7HC","schema_version":"1.0","canonical_sha256":"23daecfce28edf3203ff9cb971203b090b596266a5a5eec067cfd2afd1239498","source":{"kind":"arxiv","id":"2103.14306","version":1},"attestation_state":"computed","paper":{"title":"Polarized proton acceleration in ultra-intense laser interaction with near critical density plasmas","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"A. H\\\"utzen, M. B\\\"uscher, M. Chen, P. Gibbon, S. M. Weng, X. F. Li, Z. M. Sheng","submitted_at":"2021-03-26T07:44:08Z","abstract_excerpt":"The production of polarized proton beams with multi-GeV energies in ultra-intense laser interaction with targets is studied with three-dimensional Particle-In-Cell simulations. A near-critical density plasma target with pre-polarized proton and tritium ions is considered for the proton acceleration. The pre-polarized protons are initially accelerated by laser radiation pressure before injection and further acceleration in a bubble-like wakefield. The temporal dynamics of proton polarization is tracked via the T-BMT equation, and it is found that the proton polarization state can be altered bot"},"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":"2103.14306","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.plasm-ph","submitted_at":"2021-03-26T07:44:08Z","cross_cats_sorted":[],"title_canon_sha256":"ff935e0a9e990bee9393b721cad31592ba908baee90fdd483ca2d16c2245633b","abstract_canon_sha256":"5b1d05af3a6d26ea034086ebf4de0f035bf54730a3329f3b9f083e66dd2a68a6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:02:49.051349Z","signature_b64":"+6CpB7F+8SuIpvh0nnfeT0CGLJOQANZgNiotoq6GN5TEbehXDcDgpWPGbWp41fDi1jqjr2O+A8yXpxK3sqJqDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"23daecfce28edf3203ff9cb971203b090b596266a5a5eec067cfd2afd1239498","last_reissued_at":"2026-07-05T03:02:49.050815Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:02:49.050815Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Polarized proton acceleration in ultra-intense laser interaction with near critical density plasmas","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"A. H\\\"utzen, M. B\\\"uscher, M. Chen, P. Gibbon, S. M. Weng, X. F. Li, Z. M. Sheng","submitted_at":"2021-03-26T07:44:08Z","abstract_excerpt":"The production of polarized proton beams with multi-GeV energies in ultra-intense laser interaction with targets is studied with three-dimensional Particle-In-Cell simulations. A near-critical density plasma target with pre-polarized proton and tritium ions is considered for the proton acceleration. The pre-polarized protons are initially accelerated by laser radiation pressure before injection and further acceleration in a bubble-like wakefield. The temporal dynamics of proton polarization is tracked via the T-BMT equation, and it is found that the proton polarization state can be altered bot"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.14306","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2103.14306/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2103.14306","created_at":"2026-07-05T03:02:49.050873+00:00"},{"alias_kind":"arxiv_version","alias_value":"2103.14306v1","created_at":"2026-07-05T03:02:49.050873+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.14306","created_at":"2026-07-05T03:02:49.050873+00:00"},{"alias_kind":"pith_short_12","alias_value":"EPNOZ7HCR3PT","created_at":"2026-07-05T03:02:49.050873+00:00"},{"alias_kind":"pith_short_16","alias_value":"EPNOZ7HCR3PTEA77","created_at":"2026-07-05T03:02:49.050873+00:00"},{"alias_kind":"pith_short_8","alias_value":"EPNOZ7HC","created_at":"2026-07-05T03:02:49.050873+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/EPNOZ7HCR3PTEA77TS4XCIB3BE","json":"https://pith.science/pith/EPNOZ7HCR3PTEA77TS4XCIB3BE.json","graph_json":"https://pith.science/api/pith-number/EPNOZ7HCR3PTEA77TS4XCIB3BE/graph.json","events_json":"https://pith.science/api/pith-number/EPNOZ7HCR3PTEA77TS4XCIB3BE/events.json","paper":"https://pith.science/paper/EPNOZ7HC"},"agent_actions":{"view_html":"https://pith.science/pith/EPNOZ7HCR3PTEA77TS4XCIB3BE","download_json":"https://pith.science/pith/EPNOZ7HCR3PTEA77TS4XCIB3BE.json","view_paper":"https://pith.science/paper/EPNOZ7HC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2103.14306&json=true","fetch_graph":"https://pith.science/api/pith-number/EPNOZ7HCR3PTEA77TS4XCIB3BE/graph.json","fetch_events":"https://pith.science/api/pith-number/EPNOZ7HCR3PTEA77TS4XCIB3BE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EPNOZ7HCR3PTEA77TS4XCIB3BE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EPNOZ7HCR3PTEA77TS4XCIB3BE/action/storage_attestation","attest_author":"https://pith.science/pith/EPNOZ7HCR3PTEA77TS4XCIB3BE/action/author_attestation","sign_citation":"https://pith.science/pith/EPNOZ7HCR3PTEA77TS4XCIB3BE/action/citation_signature","submit_replication":"https://pith.science/pith/EPNOZ7HCR3PTEA77TS4XCIB3BE/action/replication_record"}},"created_at":"2026-07-05T03:02:49.050873+00:00","updated_at":"2026-07-05T03:02:49.050873+00:00"}