{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:LIU5ER3Z46JNL2F2ADET7CYILX","short_pith_number":"pith:LIU5ER3Z","canonical_record":{"source":{"id":"1504.01910","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-08T10:57:33Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"fb148e1c4a9ba7fdd021d804661c26c088ea38ae8c6f60e229cebaec4d5bbed2","abstract_canon_sha256":"84ab98fbda5cda5d21876e06c29d9a7fd4d129786d679979f1fe511d5f988926"},"schema_version":"1.0"},"canonical_sha256":"5a29d24779e792d5e8ba00c93f8b085dc865094074af8e66021d1316f508bd3b","source":{"kind":"arxiv","id":"1504.01910","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.01910","created_at":"2026-05-18T01:25:01Z"},{"alias_kind":"arxiv_version","alias_value":"1504.01910v1","created_at":"2026-05-18T01:25:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.01910","created_at":"2026-05-18T01:25:01Z"},{"alias_kind":"pith_short_12","alias_value":"LIU5ER3Z46JN","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"LIU5ER3Z46JNL2F2","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"LIU5ER3Z","created_at":"2026-05-18T12:29:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:LIU5ER3Z46JNL2F2ADET7CYILX","target":"record","payload":{"canonical_record":{"source":{"id":"1504.01910","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-08T10:57:33Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"fb148e1c4a9ba7fdd021d804661c26c088ea38ae8c6f60e229cebaec4d5bbed2","abstract_canon_sha256":"84ab98fbda5cda5d21876e06c29d9a7fd4d129786d679979f1fe511d5f988926"},"schema_version":"1.0"},"canonical_sha256":"5a29d24779e792d5e8ba00c93f8b085dc865094074af8e66021d1316f508bd3b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:25:01.037227Z","signature_b64":"E+37McZIcMmx/eKLSZO1WqDSc3BDyRBN/gSoZvKovStObKUHkHeSgxQjPTw0srH0MtzOG/LN/0gy6dEYI29HCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a29d24779e792d5e8ba00c93f8b085dc865094074af8e66021d1316f508bd3b","last_reissued_at":"2026-05-18T01:25:01.036477Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:25:01.036477Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.01910","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:25:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MozF+UfXuX7URpujBI4q91KC3zuR+JD18ns4jTgHQyz9TyKWxDubE2eErz3Log+bUrBsGj9atyHOruAmADL6Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:37:24.752942Z"},"content_sha256":"c941d63ca9ce7663954b4d33b7757c90c491a15ca39c799ea76c0a932cb3850a","schema_version":"1.0","event_id":"sha256:c941d63ca9ce7663954b4d33b7757c90c491a15ca39c799ea76c0a932cb3850a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:LIU5ER3Z46JNL2F2ADET7CYILX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Quenches in Chern Insulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.quant-gas"],"primary_cat":"cond-mat.str-el","authors_text":"M. D. Caio, M. J. Bhaseen, N. R. Cooper","submitted_at":"2015-04-08T10:57:33Z","abstract_excerpt":"We explore the non-equilibrium response of Chern insulators. Focusing on the Haldane model, we study the dynamics induced by quantum quenches between topological and non-topological phases. A notable feature is that the Chern number, calculated for an infinite system, is unchanged under the dynamics following such a quench. However, in finite geometries, the initial and final Hamiltonians are distinguished by the presence or absence of edge modes. We study the edge excitations and describe their impact on the experimentally-observable edge currents and magnetization. We show that, following a "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.01910","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:25:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qPVUxEcLQgPzx6KX/1Bedp4dRj76dROcu1SSJBQo8STJ56e1tHfq98vqhwWwCew9m0sYUwijTSWOX6WbTXgOAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:37:24.753646Z"},"content_sha256":"1b2b4b5172efba309f99e3a33cb0e536b41116c141278e444a17875b96bc9153","schema_version":"1.0","event_id":"sha256:1b2b4b5172efba309f99e3a33cb0e536b41116c141278e444a17875b96bc9153"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LIU5ER3Z46JNL2F2ADET7CYILX/bundle.json","state_url":"https://pith.science/pith/LIU5ER3Z46JNL2F2ADET7CYILX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LIU5ER3Z46JNL2F2ADET7CYILX/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-04T02:37:24Z","links":{"resolver":"https://pith.science/pith/LIU5ER3Z46JNL2F2ADET7CYILX","bundle":"https://pith.science/pith/LIU5ER3Z46JNL2F2ADET7CYILX/bundle.json","state":"https://pith.science/pith/LIU5ER3Z46JNL2F2ADET7CYILX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LIU5ER3Z46JNL2F2ADET7CYILX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:LIU5ER3Z46JNL2F2ADET7CYILX","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":"84ab98fbda5cda5d21876e06c29d9a7fd4d129786d679979f1fe511d5f988926","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-08T10:57:33Z","title_canon_sha256":"fb148e1c4a9ba7fdd021d804661c26c088ea38ae8c6f60e229cebaec4d5bbed2"},"schema_version":"1.0","source":{"id":"1504.01910","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.01910","created_at":"2026-05-18T01:25:01Z"},{"alias_kind":"arxiv_version","alias_value":"1504.01910v1","created_at":"2026-05-18T01:25:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.01910","created_at":"2026-05-18T01:25:01Z"},{"alias_kind":"pith_short_12","alias_value":"LIU5ER3Z46JN","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"LIU5ER3Z46JNL2F2","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"LIU5ER3Z","created_at":"2026-05-18T12:29:29Z"}],"graph_snapshots":[{"event_id":"sha256:1b2b4b5172efba309f99e3a33cb0e536b41116c141278e444a17875b96bc9153","target":"graph","created_at":"2026-05-18T01:25:01Z","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 explore the non-equilibrium response of Chern insulators. Focusing on the Haldane model, we study the dynamics induced by quantum quenches between topological and non-topological phases. A notable feature is that the Chern number, calculated for an infinite system, is unchanged under the dynamics following such a quench. However, in finite geometries, the initial and final Hamiltonians are distinguished by the presence or absence of edge modes. We study the edge excitations and describe their impact on the experimentally-observable edge currents and magnetization. We show that, following a ","authors_text":"M. D. Caio, M. J. Bhaseen, N. R. Cooper","cross_cats":["cond-mat.quant-gas"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-08T10:57:33Z","title":"Quantum Quenches in Chern Insulators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.01910","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:c941d63ca9ce7663954b4d33b7757c90c491a15ca39c799ea76c0a932cb3850a","target":"record","created_at":"2026-05-18T01:25:01Z","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":"84ab98fbda5cda5d21876e06c29d9a7fd4d129786d679979f1fe511d5f988926","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-08T10:57:33Z","title_canon_sha256":"fb148e1c4a9ba7fdd021d804661c26c088ea38ae8c6f60e229cebaec4d5bbed2"},"schema_version":"1.0","source":{"id":"1504.01910","kind":"arxiv","version":1}},"canonical_sha256":"5a29d24779e792d5e8ba00c93f8b085dc865094074af8e66021d1316f508bd3b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5a29d24779e792d5e8ba00c93f8b085dc865094074af8e66021d1316f508bd3b","first_computed_at":"2026-05-18T01:25:01.036477Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:25:01.036477Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"E+37McZIcMmx/eKLSZO1WqDSc3BDyRBN/gSoZvKovStObKUHkHeSgxQjPTw0srH0MtzOG/LN/0gy6dEYI29HCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:25:01.037227Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.01910","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c941d63ca9ce7663954b4d33b7757c90c491a15ca39c799ea76c0a932cb3850a","sha256:1b2b4b5172efba309f99e3a33cb0e536b41116c141278e444a17875b96bc9153"],"state_sha256":"b32763c0ccf3fd18177e6b457a786c2e1afe32dda2f7488ed58bdabd88854e4a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dOo8G2oYhSgEDLALIOcTG429et3jfSEJHGP30K+hPDqdLdewGhDdrO16DkMJXq07qJnMuVt8D3+JH1etIejyBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T02:37:24.757025Z","bundle_sha256":"e69179961218195ffdd42ac46b08f90460e142c9e605131d4808a0f2db989842"}}