{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:UMBDN622IBPJZYG7SUFPT5PPXK","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":"b031da12c9d064515e6a6541967547131efd122004c9f724275c2d6f6180798a","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"1999-03-30T13:35:32Z","title_canon_sha256":"c299cf6d32df69ba33109dad19a611378ab1a20915e98b2d0774325ad1f32d2b"},"schema_version":"1.0","source":{"id":"nucl-th/9903070","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9903070","created_at":"2026-07-04T16:15:21Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9903070v2","created_at":"2026-07-04T16:15:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9903070","created_at":"2026-07-04T16:15:21Z"},{"alias_kind":"pith_short_12","alias_value":"UMBDN622IBPJ","created_at":"2026-07-04T16:15:21Z"},{"alias_kind":"pith_short_16","alias_value":"UMBDN622IBPJZYG7","created_at":"2026-07-04T16:15:21Z"},{"alias_kind":"pith_short_8","alias_value":"UMBDN622","created_at":"2026-07-04T16:15:21Z"}],"graph_snapshots":[{"event_id":"sha256:91e91070c911552ad98a56eeda747e44d78319591f0a7ae2a8fdefa1c991d3d9","target":"graph","created_at":"2026-07-04T16:15:21Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/nucl-th/9903070/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The conventional transport of particles in the on-shell quasiparticle limit is extended to particles of finite life time by means of a spectral function A(X,\\vec{P},M^2) for a particle moving in an area of complex self-energy \\Sigma^{ret}_X = Re \\Sigma^{ret}_X -i \\Gamma_X/2. Starting from the Kadanoff-Baym equations we derive in first order gradient expansion equations of motion for testparticles with respect to their time evolution in \\vec{X}, \\vec{P} and M^2. The off-shell propagation is demonstrated for a couple of model cases that simulate hadron-nucleus collisions. In case of nucleus-nucl","authors_text":"S. Juchem (Institut fuer Theoretische Physik, Universitaet Giessen), W. Cassing","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"1999-03-30T13:35:32Z","title":"Semiclassical transport of particles with dynamical spectral functions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9903070","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":"sha256:659a28330bc48d1241b949d197fa7d6640755ebdee32aeadfba9f1bcd7bc8957","target":"record","created_at":"2026-07-04T16:15:21Z","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":"b031da12c9d064515e6a6541967547131efd122004c9f724275c2d6f6180798a","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"1999-03-30T13:35:32Z","title_canon_sha256":"c299cf6d32df69ba33109dad19a611378ab1a20915e98b2d0774325ad1f32d2b"},"schema_version":"1.0","source":{"id":"nucl-th/9903070","kind":"arxiv","version":2}},"canonical_sha256":"a30236fb5a405e9ce0df950af9f5efba9f01cb58c7449467488044aac8489960","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a30236fb5a405e9ce0df950af9f5efba9f01cb58c7449467488044aac8489960","first_computed_at":"2026-07-04T16:15:21.624885Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:15:21.624885Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7Fcrom2zhIO+GxtxdYQSI8vpIZv/ynMOyuk6VzeZ8VZbqmBxtm6S5RyGJSC2jhhEgTNYD/aMQWhYLqG7sKtyDg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:15:21.625282Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/9903070","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:659a28330bc48d1241b949d197fa7d6640755ebdee32aeadfba9f1bcd7bc8957","sha256:91e91070c911552ad98a56eeda747e44d78319591f0a7ae2a8fdefa1c991d3d9"],"state_sha256":"44eb741f5151645bc8ae465af0cf15b334b2fb7d182a25c4e24ab86076fcc0d7"}