{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:KTUGKN6IWBUQ5O6QTZAWBMJM4E","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":"ec17b345fa57b229e67efad3bbe11d13459afb9910d079d5134f97cdfef2b527","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-25T12:09:14Z","title_canon_sha256":"d8a27eaae2e7535c76da6e03719edee33e83719fd115f805fa0a30294dc9fb06"},"schema_version":"1.0","source":{"id":"1108.5170","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.5170","created_at":"2026-05-18T04:14:44Z"},{"alias_kind":"arxiv_version","alias_value":"1108.5170v1","created_at":"2026-05-18T04:14:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.5170","created_at":"2026-05-18T04:14:44Z"},{"alias_kind":"pith_short_12","alias_value":"KTUGKN6IWBUQ","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"KTUGKN6IWBUQ5O6Q","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"KTUGKN6I","created_at":"2026-05-18T12:26:34Z"}],"graph_snapshots":[{"event_id":"sha256:9ffb419520e0400edbc7a407faa461918c43f12cea139965bc53f51c866eab6e","target":"graph","created_at":"2026-05-18T04:14:44Z","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":"Irradiating a ferromagnetic material with an ultrashort laser pulse leads to demagnetization on a femtosecond timescale. We implement Elliott-Yafet type spin-flip scattering, mediated by electron-electron and electron-phonon collisions, into the framework of a spin-resolved Boltzmann equation. Considering three mutually coupled reservoirs, (i) spin-up electrons, (ii) spin-down electrons and (iii) phonons, we trace non-equilibrium electron distributions during and after laser excitation. We identify the driving force for ultrafast magnetization dynamics as the equilibration of temperatures and ","authors_text":"Benedikt Y. Mueller, B. Rethfeld, M. Aeschlimann, M. Cinchetti, T. Roth","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-25T12:09:14Z","title":"Driving Force of Ultrafast Magnetization Dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.5170","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":"sha256:6272d3146c04868804f43e9117b98a8dbfbacc7631a5742e33c70b838980a854","target":"record","created_at":"2026-05-18T04:14:44Z","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":"ec17b345fa57b229e67efad3bbe11d13459afb9910d079d5134f97cdfef2b527","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-25T12:09:14Z","title_canon_sha256":"d8a27eaae2e7535c76da6e03719edee33e83719fd115f805fa0a30294dc9fb06"},"schema_version":"1.0","source":{"id":"1108.5170","kind":"arxiv","version":1}},"canonical_sha256":"54e86537c8b0690ebbd09e4160b12ce1042abfa04e79f51e355205f003c4242e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"54e86537c8b0690ebbd09e4160b12ce1042abfa04e79f51e355205f003c4242e","first_computed_at":"2026-05-18T04:14:44.698948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:14:44.698948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TWGOy/gzt50D+BozPD9AsRzMtgOYPZxdnXjtwrHnBbMpOKuU/zm24DUbuiSN7k7Ge53NGxKKbrAd5U0fTN3mBw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:14:44.699391Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.5170","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6272d3146c04868804f43e9117b98a8dbfbacc7631a5742e33c70b838980a854","sha256:9ffb419520e0400edbc7a407faa461918c43f12cea139965bc53f51c866eab6e"],"state_sha256":"e87e42c1dd4816b7f27306fcbd69a5834ae282e9e7efd9cc447bbbec7c2243d0"}