{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:VARBSRYUBRUHPA3P325HP5NFYX","short_pith_number":"pith:VARBSRYU","canonical_record":{"source":{"id":"1805.10160","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-05-25T13:56:37Z","cross_cats_sorted":[],"title_canon_sha256":"d56129118f15481c7a86fc73207d957c8a655b5aeb28632c601416d2072a7535","abstract_canon_sha256":"3c508102dba84d7dcd30938700d57be612dd6718f1f4ae93952677a8cc4ab74b"},"schema_version":"1.0"},"canonical_sha256":"a8221947140c6877836fdeba77f5a5c5c00f56442b9dd44a2262a9a14bee77a4","source":{"kind":"arxiv","id":"1805.10160","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.10160","created_at":"2026-05-18T00:04:23Z"},{"alias_kind":"arxiv_version","alias_value":"1805.10160v1","created_at":"2026-05-18T00:04:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.10160","created_at":"2026-05-18T00:04:23Z"},{"alias_kind":"pith_short_12","alias_value":"VARBSRYUBRUH","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VARBSRYUBRUHPA3P","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VARBSRYU","created_at":"2026-05-18T12:32:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:VARBSRYUBRUHPA3P325HP5NFYX","target":"record","payload":{"canonical_record":{"source":{"id":"1805.10160","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-05-25T13:56:37Z","cross_cats_sorted":[],"title_canon_sha256":"d56129118f15481c7a86fc73207d957c8a655b5aeb28632c601416d2072a7535","abstract_canon_sha256":"3c508102dba84d7dcd30938700d57be612dd6718f1f4ae93952677a8cc4ab74b"},"schema_version":"1.0"},"canonical_sha256":"a8221947140c6877836fdeba77f5a5c5c00f56442b9dd44a2262a9a14bee77a4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:23.106359Z","signature_b64":"vn6akmZ1sBGlt56W+MargKixgRvfP2azqnuaZEd/yY6mmiym9D4/A/Zj9frYJZrKcd3UB7Wo4yjL0Mv9mrLFAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8221947140c6877836fdeba77f5a5c5c00f56442b9dd44a2262a9a14bee77a4","last_reissued_at":"2026-05-18T00:04:23.105688Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:23.105688Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.10160","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":"2026-05-18T00:04:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"StVXrzher/8MQBt3IOnW/XXGZIsaXT39z9e8BAaf15SMmHQXZSlP/f2ckNOCnvwjjUjehfOmluv2w5SwwwbkDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T00:29:30.749428Z"},"content_sha256":"19fd9b65e9720d00bbeb989c8b6b0386ff36ad820993f1dbe9f0bf328e51069e","schema_version":"1.0","event_id":"sha256:19fd9b65e9720d00bbeb989c8b6b0386ff36ad820993f1dbe9f0bf328e51069e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:VARBSRYUBRUHPA3P325HP5NFYX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum time mirrors for general two-band systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Cosimo Gorini, Klaus Richter, Phillipp Reck","submitted_at":"2018-05-25T13:56:37Z","abstract_excerpt":"Methods that are devised to achieve reversal of quantum dynamics in time have been named \"quatum time mirrors\". Such a time mirror can be considered as a generalization of Hahn's spin echo to systems with continuous degrees of freedom. We extend the quantum time mirror protocol originally proposed for Dirac dispersions to arbitrary two-band systems and establish the general requirements for its efficient implementation. We further discuss its sensitivity to various non- homogeneous perturbations including disorder potentials and the effect of external static magnetic and electric fields. Our g"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.10160","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":"2026-05-18T00:04:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x8tuAsbJ+eYwqvNk4ZqenO3gQKqYl6vor68jzbOuKGNaNNba6Q3iQkKnBvmGlHzTT+qg6tki+YhOdurP2H7KCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T00:29:30.750021Z"},"content_sha256":"f243c0e85bbb01760d846fca1eb20c12801d9afca46cb492b794e8218c3e018f","schema_version":"1.0","event_id":"sha256:f243c0e85bbb01760d846fca1eb20c12801d9afca46cb492b794e8218c3e018f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VARBSRYUBRUHPA3P325HP5NFYX/bundle.json","state_url":"https://pith.science/pith/VARBSRYUBRUHPA3P325HP5NFYX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VARBSRYUBRUHPA3P325HP5NFYX/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":"2026-05-31T00:29:30Z","links":{"resolver":"https://pith.science/pith/VARBSRYUBRUHPA3P325HP5NFYX","bundle":"https://pith.science/pith/VARBSRYUBRUHPA3P325HP5NFYX/bundle.json","state":"https://pith.science/pith/VARBSRYUBRUHPA3P325HP5NFYX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VARBSRYUBRUHPA3P325HP5NFYX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:VARBSRYUBRUHPA3P325HP5NFYX","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":"3c508102dba84d7dcd30938700d57be612dd6718f1f4ae93952677a8cc4ab74b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-05-25T13:56:37Z","title_canon_sha256":"d56129118f15481c7a86fc73207d957c8a655b5aeb28632c601416d2072a7535"},"schema_version":"1.0","source":{"id":"1805.10160","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.10160","created_at":"2026-05-18T00:04:23Z"},{"alias_kind":"arxiv_version","alias_value":"1805.10160v1","created_at":"2026-05-18T00:04:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.10160","created_at":"2026-05-18T00:04:23Z"},{"alias_kind":"pith_short_12","alias_value":"VARBSRYUBRUH","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VARBSRYUBRUHPA3P","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VARBSRYU","created_at":"2026-05-18T12:32:59Z"}],"graph_snapshots":[{"event_id":"sha256:f243c0e85bbb01760d846fca1eb20c12801d9afca46cb492b794e8218c3e018f","target":"graph","created_at":"2026-05-18T00:04:23Z","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":"Methods that are devised to achieve reversal of quantum dynamics in time have been named \"quatum time mirrors\". Such a time mirror can be considered as a generalization of Hahn's spin echo to systems with continuous degrees of freedom. We extend the quantum time mirror protocol originally proposed for Dirac dispersions to arbitrary two-band systems and establish the general requirements for its efficient implementation. We further discuss its sensitivity to various non- homogeneous perturbations including disorder potentials and the effect of external static magnetic and electric fields. Our g","authors_text":"Cosimo Gorini, Klaus Richter, Phillipp Reck","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-05-25T13:56:37Z","title":"Quantum time mirrors for general two-band systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.10160","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":"sha256:19fd9b65e9720d00bbeb989c8b6b0386ff36ad820993f1dbe9f0bf328e51069e","target":"record","created_at":"2026-05-18T00:04:23Z","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":"3c508102dba84d7dcd30938700d57be612dd6718f1f4ae93952677a8cc4ab74b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-05-25T13:56:37Z","title_canon_sha256":"d56129118f15481c7a86fc73207d957c8a655b5aeb28632c601416d2072a7535"},"schema_version":"1.0","source":{"id":"1805.10160","kind":"arxiv","version":1}},"canonical_sha256":"a8221947140c6877836fdeba77f5a5c5c00f56442b9dd44a2262a9a14bee77a4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8221947140c6877836fdeba77f5a5c5c00f56442b9dd44a2262a9a14bee77a4","first_computed_at":"2026-05-18T00:04:23.105688Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:23.105688Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vn6akmZ1sBGlt56W+MargKixgRvfP2azqnuaZEd/yY6mmiym9D4/A/Zj9frYJZrKcd3UB7Wo4yjL0Mv9mrLFAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:23.106359Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.10160","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:19fd9b65e9720d00bbeb989c8b6b0386ff36ad820993f1dbe9f0bf328e51069e","sha256:f243c0e85bbb01760d846fca1eb20c12801d9afca46cb492b794e8218c3e018f"],"state_sha256":"4e7d72dcc4f09be9fdfc3b75d9671f8e9ee1f10a3131f2a5b36b1a9c472331b0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"603mSpkuoAX5R1BtaOuVPNI79W+QgYa51sieMCWVBQpt/ygI4i5vOowSH1sWAR6Gl0khb2x49vKNIqRdi5LlBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T00:29:30.753292Z","bundle_sha256":"a8715c9fa058402a993c7a36e3827494d8316e76694a6fe10b8e3df744290b08"}}