{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:B5DD33VHVLYSKNSIN7NYLSUA6M","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":"63a80b9035b0f17346d088048882ecde8959b333a4d5444b7746e7628ef4abf2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2018-12-18T08:36:28Z","title_canon_sha256":"370cffee52d1e1dc43190804f259031c985246a0ad0e64b5c9f5459ecc73b32d"},"schema_version":"1.0","source":{"id":"1812.07229","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.07229","created_at":"2026-05-17T23:47:58Z"},{"alias_kind":"arxiv_version","alias_value":"1812.07229v1","created_at":"2026-05-17T23:47:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.07229","created_at":"2026-05-17T23:47:58Z"},{"alias_kind":"pith_short_12","alias_value":"B5DD33VHVLYS","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"B5DD33VHVLYSKNSI","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"B5DD33VH","created_at":"2026-05-18T12:32:13Z"}],"graph_snapshots":[{"event_id":"sha256:d8ef77a7e0600b1da46e9cd3901ddf2fbe0f850b2d2ee6242a4708f1c69b7c1e","target":"graph","created_at":"2026-05-17T23:47:58Z","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":"Spin-polarization of an ultrarelativistic electron beam head-on colliding with an ultraintense laser pulse is investigated in the quantum radiation-reaction regime. We develop a Monte-Carlo method to model electron radiative spin effects in arbitrary electromagnetic fields by employing spin-resolved radiation probabilities in the local constant field approximation. Due to spin-dependent radiation reaction, the applied elliptically polarized laser pulse polarizes the initially unpolarized electron beam and splits it along the propagation direction into two oppositely transversely polarized part","authors_text":"Christoph H. Keitel, Feng Wan, Jian-Xing Li, Karen Z. Hatsagortsyan, Rashid Shaisultanov, Yan-Fei Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2018-12-18T08:36:28Z","title":"Ultrarelativistic electron beam polarization in single-shot interaction with an ultraintense laser pulse"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.07229","kind":"arxiv","version":1},"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":"sha256:5c673557a1e38dcf50f602cb593704533afa14095555b5355022a162be6614e9","target":"record","created_at":"2026-05-17T23:47:58Z","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":"63a80b9035b0f17346d088048882ecde8959b333a4d5444b7746e7628ef4abf2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2018-12-18T08:36:28Z","title_canon_sha256":"370cffee52d1e1dc43190804f259031c985246a0ad0e64b5c9f5459ecc73b32d"},"schema_version":"1.0","source":{"id":"1812.07229","kind":"arxiv","version":1}},"canonical_sha256":"0f463deea7aaf12536486fdb85ca80f30bfb9132af325e8dcce9a21cc3404fc3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0f463deea7aaf12536486fdb85ca80f30bfb9132af325e8dcce9a21cc3404fc3","first_computed_at":"2026-05-17T23:47:58.816260Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:47:58.816260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vbOKl3CWkpfAaq4nSmdi3BfLLbD8auaYjvPsOW/XqtPJSoyC00IOxtQ8+MDFfnSshf+9SkRU2rPGcYqgq4uXBQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:47:58.816754Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.07229","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c673557a1e38dcf50f602cb593704533afa14095555b5355022a162be6614e9","sha256:d8ef77a7e0600b1da46e9cd3901ddf2fbe0f850b2d2ee6242a4708f1c69b7c1e"],"state_sha256":"506753d16eedb9e94eb91d5c344ec94928feadf73e9128366ae86eec6c6c6cbf"}