{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:6DFS6F2V5ASDSIEBCKMBXTOKJX","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":"078ac20217cd6177528cf63b2aac7d10f72591d65afddaefd04803f61586e4df","cross_cats_sorted":["cond-mat.quant-gas","cond-mat.stat-mech","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-10-24T14:43:03Z","title_canon_sha256":"4f4aff4a3102d7480c08e010aa7efd4a3fb9650dc53d2ea7af1d01d0e352a2b6"},"schema_version":"1.0","source":{"id":"1110.5245","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.5245","created_at":"2026-05-18T03:56:35Z"},{"alias_kind":"arxiv_version","alias_value":"1110.5245v1","created_at":"2026-05-18T03:56:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.5245","created_at":"2026-05-18T03:56:35Z"},{"alias_kind":"pith_short_12","alias_value":"6DFS6F2V5ASD","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_16","alias_value":"6DFS6F2V5ASDSIEB","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_8","alias_value":"6DFS6F2V","created_at":"2026-05-18T12:26:22Z"}],"graph_snapshots":[{"event_id":"sha256:3bbbf53dbfdaf65f86c4a4bde4da16729f4df37237cfa7dd322020d52c880bd9","target":"graph","created_at":"2026-05-18T03:56:35Z","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":"We investigate a model system for the injection of fermionic particles from filled source sites into an empty chain. We study the ensuing dynamics for Hermitian as well as for non-Hermitian time evolution where the particles cannot return to the bath sites (quantum ratchet). A non-homogeneous hybridization between bath and chain sites permits transient currents in the chain. Non-interacting particles show decoherence in the thermodynamic limit: the average particle number and the average current density in the chain become stationary for long times, whereas the single-particle density matrix d","authors_text":"B. Ziebarth, F. Gebhard, J. Ren, J. Sirker, K. zu Muenster, N. Sedlmayr","cross_cats":["cond-mat.quant-gas","cond-mat.stat-mech","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-10-24T14:43:03Z","title":"Particle injection into a chain: decoherence versus relaxation for Hermitian and non-Hermitian dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.5245","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":"sha256:8c20e5fce3754b35550535ba97fdbf0bb6ee265bcb910e19ced61a56ba73a4a0","target":"record","created_at":"2026-05-18T03:56:35Z","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":"078ac20217cd6177528cf63b2aac7d10f72591d65afddaefd04803f61586e4df","cross_cats_sorted":["cond-mat.quant-gas","cond-mat.stat-mech","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-10-24T14:43:03Z","title_canon_sha256":"4f4aff4a3102d7480c08e010aa7efd4a3fb9650dc53d2ea7af1d01d0e352a2b6"},"schema_version":"1.0","source":{"id":"1110.5245","kind":"arxiv","version":1}},"canonical_sha256":"f0cb2f1755e82439208112981bcdca4dc6908824e2f121a2b99dcc9846579e9b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f0cb2f1755e82439208112981bcdca4dc6908824e2f121a2b99dcc9846579e9b","first_computed_at":"2026-05-18T03:56:35.331254Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:56:35.331254Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0GeCp5BRPuYZ0vVqhvLUkEJBBleUoybRJ4/SQUKcx4uyR0rd+evmxQh9hpfMYSgkq0UQDy/XQTwaAh57sb7pBA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:56:35.331712Z","signed_message":"canonical_sha256_bytes"},"source_id":"1110.5245","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c20e5fce3754b35550535ba97fdbf0bb6ee265bcb910e19ced61a56ba73a4a0","sha256:3bbbf53dbfdaf65f86c4a4bde4da16729f4df37237cfa7dd322020d52c880bd9"],"state_sha256":"7cbbc5d472f21f5bb4b1cf29db8eb90a35a2acffe9a1adfafc5bf89df3eefd04"}