{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:KS4W5RZTYN47XK4LJYXTCOUVAY","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":"f35cffe5d2e94629a467b5b586bbd6c0eb6b051accb3e0ee1fa74ebf07ef4bf4","cross_cats_sorted":["hep-th","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2020-09-17T19:34:34Z","title_canon_sha256":"4ca9938827332b7ced56483ef0e6b9da132d5ad94f1ab10f01bc5be41811527f"},"schema_version":"1.0","source":{"id":"2009.08508","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2009.08508","created_at":"2026-07-05T03:18:24Z"},{"alias_kind":"arxiv_version","alias_value":"2009.08508v1","created_at":"2026-07-05T03:18:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.08508","created_at":"2026-07-05T03:18:24Z"},{"alias_kind":"pith_short_12","alias_value":"KS4W5RZTYN47","created_at":"2026-07-05T03:18:24Z"},{"alias_kind":"pith_short_16","alias_value":"KS4W5RZTYN47XK4L","created_at":"2026-07-05T03:18:24Z"},{"alias_kind":"pith_short_8","alias_value":"KS4W5RZT","created_at":"2026-07-05T03:18:24Z"}],"graph_snapshots":[{"event_id":"sha256:6e066e41e4af0b385b32bf0b5e1fce5182f58d1d723673dcdc543e577b0fad7b","target":"graph","created_at":"2026-07-05T03:18:24Z","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/2009.08508/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the symmetry resolved entanglement entropies in one-dimensional systems with boundaries. We provide some general results for conformal invariant theories and then move to a semi-infinite chain of free fermions. We consider both an interval starting from the boundary and away from it. We derive exact formulas for the charged and symmetry resolved entropies based on theorems and conjectures about the spectra of Toeplitz+Hankel matrices. En route to characterise the interval away from the boundary, we prove a general relation between the eigenvalues of Toeplitz+Hankel matrices and block ","authors_text":"Pasquale Calabrese, Riccarda Bonsignori","cross_cats":["hep-th","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2020-09-17T19:34:34Z","title":"Boundary effects on symmetry resolved entanglement"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.08508","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":"sha256:95a2cf5a0424a942776d44f74e9dd5c93aabb698cd553446a5e379c3576bf4b6","target":"record","created_at":"2026-07-05T03:18:24Z","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":"f35cffe5d2e94629a467b5b586bbd6c0eb6b051accb3e0ee1fa74ebf07ef4bf4","cross_cats_sorted":["hep-th","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2020-09-17T19:34:34Z","title_canon_sha256":"4ca9938827332b7ced56483ef0e6b9da132d5ad94f1ab10f01bc5be41811527f"},"schema_version":"1.0","source":{"id":"2009.08508","kind":"arxiv","version":1}},"canonical_sha256":"54b96ec733c379fbab8b4e2f313a950621ab0c1abe8d10fd8165872d3ae6229a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"54b96ec733c379fbab8b4e2f313a950621ab0c1abe8d10fd8165872d3ae6229a","first_computed_at":"2026-07-05T03:18:24.838422Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:18:24.838422Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"B+1NYIWRnCYave82fuX8FIVjJJuRCJ08R/c0zd+KY5svpoAmlA9fXq6Q+s1NdpcMh6g/QE5CEWBzPHXU9mhlAg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:18:24.838878Z","signed_message":"canonical_sha256_bytes"},"source_id":"2009.08508","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:95a2cf5a0424a942776d44f74e9dd5c93aabb698cd553446a5e379c3576bf4b6","sha256:6e066e41e4af0b385b32bf0b5e1fce5182f58d1d723673dcdc543e577b0fad7b"],"state_sha256":"6f4a81403b382b1f4979a630545a50d5275bb8d30ffe62cd968b1975cd453369"}