{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:SVNQFNYTMOGWYUQUFB2DYEAOJ3","short_pith_number":"pith:SVNQFNYT","canonical_record":{"source":{"id":"1911.07892","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-11-18T19:36:13Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"e6ab73677258b7065de6443cf30aaf9f99b545a8dc2496cf072aee16f43ae325","abstract_canon_sha256":"a0669e472713713e4459f2c2ea10c85bf70cde4ef0373bba1920c9a3e07a36a2"},"schema_version":"1.0"},"canonical_sha256":"955b02b713638d6c521428743c100e4eccd814f80b78ff37179da316f5a222c8","source":{"kind":"arxiv","id":"1911.07892","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.07892","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"arxiv_version","alias_value":"1911.07892v1","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.07892","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"pith_short_12","alias_value":"SVNQFNYTMOGW","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"pith_short_16","alias_value":"SVNQFNYTMOGWYUQU","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"pith_short_8","alias_value":"SVNQFNYT","created_at":"2026-07-05T02:03:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:SVNQFNYTMOGWYUQUFB2DYEAOJ3","target":"record","payload":{"canonical_record":{"source":{"id":"1911.07892","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-11-18T19:36:13Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"e6ab73677258b7065de6443cf30aaf9f99b545a8dc2496cf072aee16f43ae325","abstract_canon_sha256":"a0669e472713713e4459f2c2ea10c85bf70cde4ef0373bba1920c9a3e07a36a2"},"schema_version":"1.0"},"canonical_sha256":"955b02b713638d6c521428743c100e4eccd814f80b78ff37179da316f5a222c8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:03:24.633746Z","signature_b64":"XPHm/D/cPPaaStjP2eR2EL1CI7ISWe2d3mkvJhMts12mQAARPl80/G0nPBo3tfk2aXtm5XME4pySVveJByjkBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"955b02b713638d6c521428743c100e4eccd814f80b78ff37179da316f5a222c8","last_reissued_at":"2026-07-05T02:03:24.633289Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:03:24.633289Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1911.07892","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":"2026-07-05T02:03:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cl9cyo368i5I5HwuXLXwYvAxXp2lQmKql2Z4ElwLPv/HfYOOZ1yuHt7F0RMnsc9WLL7Y6+BbJ1gCRQcA9nRTDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T06:22:04.269756Z"},"content_sha256":"57318003e8efa42953a764b082e27b65c0c176a4d17dd11beb6a9256a85aeb2f","schema_version":"1.0","event_id":"sha256:57318003e8efa42953a764b082e27b65c0c176a4d17dd11beb6a9256a85aeb2f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:SVNQFNYTMOGWYUQUFB2DYEAOJ3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phonon-induced Floquet second-order topological phases protected by space-time symmetries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Arbel Haim, Gil Refael, Swati Chaudhary, Yang Peng","submitted_at":"2019-11-18T19:36:13Z","abstract_excerpt":"The co-existence of spatial and non-spatial symmetries together with appropriate commutation/anticommutation relations between them can give rise to static higher-order topological phases, which host gapless boundary modes of co-dimension higher than one. Alternatively, space-time symmetries in a Floquet system can also lead to anomalous Floquet boundary modes of higher co-dimensions, presumably with alterations in the commutation/anticommutation relations with respect to non-spatial symmetries. We show how a coherently excited phonon mode can be used to promote a spatial symmetry with which t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.07892","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1911.07892/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T02:03:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hRjicLGIjK0rJzSTqC1gVtzftguf/kWoc4hbnQJLHYFjNcXAY1UGLk4g8z8CoE8/OqkNCIYaC68lfEV5TLnmAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T06:22:04.270262Z"},"content_sha256":"9b0dec47b0bc344f2f0cd0236c9605ccf5dec12e4403438b78471d6695383034","schema_version":"1.0","event_id":"sha256:9b0dec47b0bc344f2f0cd0236c9605ccf5dec12e4403438b78471d6695383034"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SVNQFNYTMOGWYUQUFB2DYEAOJ3/bundle.json","state_url":"https://pith.science/pith/SVNQFNYTMOGWYUQUFB2DYEAOJ3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SVNQFNYTMOGWYUQUFB2DYEAOJ3/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":"2026-08-20T06:22:04Z","links":{"resolver":"https://pith.science/pith/SVNQFNYTMOGWYUQUFB2DYEAOJ3","bundle":"https://pith.science/pith/SVNQFNYTMOGWYUQUFB2DYEAOJ3/bundle.json","state":"https://pith.science/pith/SVNQFNYTMOGWYUQUFB2DYEAOJ3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SVNQFNYTMOGWYUQUFB2DYEAOJ3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:SVNQFNYTMOGWYUQUFB2DYEAOJ3","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":"a0669e472713713e4459f2c2ea10c85bf70cde4ef0373bba1920c9a3e07a36a2","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-11-18T19:36:13Z","title_canon_sha256":"e6ab73677258b7065de6443cf30aaf9f99b545a8dc2496cf072aee16f43ae325"},"schema_version":"1.0","source":{"id":"1911.07892","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.07892","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"arxiv_version","alias_value":"1911.07892v1","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.07892","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"pith_short_12","alias_value":"SVNQFNYTMOGW","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"pith_short_16","alias_value":"SVNQFNYTMOGWYUQU","created_at":"2026-07-05T02:03:24Z"},{"alias_kind":"pith_short_8","alias_value":"SVNQFNYT","created_at":"2026-07-05T02:03:24Z"}],"graph_snapshots":[{"event_id":"sha256:9b0dec47b0bc344f2f0cd0236c9605ccf5dec12e4403438b78471d6695383034","target":"graph","created_at":"2026-07-05T02:03:24Z","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/1911.07892/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The co-existence of spatial and non-spatial symmetries together with appropriate commutation/anticommutation relations between them can give rise to static higher-order topological phases, which host gapless boundary modes of co-dimension higher than one. Alternatively, space-time symmetries in a Floquet system can also lead to anomalous Floquet boundary modes of higher co-dimensions, presumably with alterations in the commutation/anticommutation relations with respect to non-spatial symmetries. We show how a coherently excited phonon mode can be used to promote a spatial symmetry with which t","authors_text":"Arbel Haim, Gil Refael, Swati Chaudhary, Yang Peng","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-11-18T19:36:13Z","title":"Phonon-induced Floquet second-order topological phases protected by space-time symmetries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.07892","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":"sha256:57318003e8efa42953a764b082e27b65c0c176a4d17dd11beb6a9256a85aeb2f","target":"record","created_at":"2026-07-05T02:03:24Z","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":"a0669e472713713e4459f2c2ea10c85bf70cde4ef0373bba1920c9a3e07a36a2","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-11-18T19:36:13Z","title_canon_sha256":"e6ab73677258b7065de6443cf30aaf9f99b545a8dc2496cf072aee16f43ae325"},"schema_version":"1.0","source":{"id":"1911.07892","kind":"arxiv","version":1}},"canonical_sha256":"955b02b713638d6c521428743c100e4eccd814f80b78ff37179da316f5a222c8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"955b02b713638d6c521428743c100e4eccd814f80b78ff37179da316f5a222c8","first_computed_at":"2026-07-05T02:03:24.633289Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:03:24.633289Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XPHm/D/cPPaaStjP2eR2EL1CI7ISWe2d3mkvJhMts12mQAARPl80/G0nPBo3tfk2aXtm5XME4pySVveJByjkBg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:03:24.633746Z","signed_message":"canonical_sha256_bytes"},"source_id":"1911.07892","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:57318003e8efa42953a764b082e27b65c0c176a4d17dd11beb6a9256a85aeb2f","sha256:9b0dec47b0bc344f2f0cd0236c9605ccf5dec12e4403438b78471d6695383034"],"state_sha256":"54612f56d38aca894c746b19dec31a430277a34bf8a927604343f7e16f6bbcff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Dpc+LYXhXTPAMYQjWb3v3SZiWXFweHpWQzVqKfMqzqzSuZqzSpZlVonemgyZooCEuLyj8elFkiSYyt2EPgc2AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T06:22:04.275018Z","bundle_sha256":"2cbb890121778dd3cc52ea61e98efe79fb4a1b1ad51120b74f1b4cfc818f912a"}}