{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:XPKDYDP6FAUV4ZNTMIDRX2JRSV","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":"45d38355cb41fe988a37b0cac13e3ad231c356ad85ab076940a4839899cbcd42","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.other","cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-12-29T21:11:48Z","title_canon_sha256":"9aab4858ff0947968e423b36b533eab76dbbf241f0931534d19418fb1fcb95f6"},"schema_version":"1.0","source":{"id":"1412.8486","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.8486","created_at":"2026-05-18T01:33:48Z"},{"alias_kind":"arxiv_version","alias_value":"1412.8486v1","created_at":"2026-05-18T01:33:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.8486","created_at":"2026-05-18T01:33:48Z"},{"alias_kind":"pith_short_12","alias_value":"XPKDYDP6FAUV","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XPKDYDP6FAUV4ZNT","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XPKDYDP6","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:8f87419142e3d15c317b5ba993ad126143b413a414d4f2e1475883b7ecfa63e4","target":"graph","created_at":"2026-05-18T01:33:48Z","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 derive a non-Markovian master equation for the evolution of a class of open quantum systems consisting of quadratic fermionic models coupled to wide-band reservoirs. This is done by providing an explicit correspondence between master equations and non-equilibrium Green's functions approaches. Our findings permit to study non-Markovian regimes characterized by negative decoherence rates. We study the real-time dynamics and the steady-state solution of two illustrative models: a tight-binding and an XY-spin chains. The rich set of phases encountered for the non-equilibrium XY model extends pr","authors_text":"Pedro Ribeiro, Vitor R. Vieira","cross_cats":["cond-mat.mes-hall","cond-mat.other","cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-12-29T21:11:48Z","title":"Non-Markovian effects in electronic and spin transport"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.8486","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:b4189718bdbd76b4aef354fbcc818e9d527428ebdfec1e49c367593b7ca7f50b","target":"record","created_at":"2026-05-18T01:33:48Z","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":"45d38355cb41fe988a37b0cac13e3ad231c356ad85ab076940a4839899cbcd42","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.other","cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-12-29T21:11:48Z","title_canon_sha256":"9aab4858ff0947968e423b36b533eab76dbbf241f0931534d19418fb1fcb95f6"},"schema_version":"1.0","source":{"id":"1412.8486","kind":"arxiv","version":1}},"canonical_sha256":"bbd43c0dfe28295e65b362071be93195620f1152a65a7dabaf9f6a5671ec3419","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bbd43c0dfe28295e65b362071be93195620f1152a65a7dabaf9f6a5671ec3419","first_computed_at":"2026-05-18T01:33:48.893864Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:33:48.893864Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lzm+NR7FRXjE/v9tupSzFGcoBFPP/qfnOrew0oJbTu5OEgbhn4IhHnfmkuAXvE47jHqKb+ueDV37t7IENplPCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:33:48.894461Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.8486","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b4189718bdbd76b4aef354fbcc818e9d527428ebdfec1e49c367593b7ca7f50b","sha256:8f87419142e3d15c317b5ba993ad126143b413a414d4f2e1475883b7ecfa63e4"],"state_sha256":"ebb0b5b914c8dd758fdce5ab2b2281aee2efbf3185ad9557fcd57c7a7c9ec312"}