{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:JQEBEPXNSFPTIVB3B7XR5FEON3","short_pith_number":"pith:JQEBEPXN","canonical_record":{"source":{"id":"2504.04370","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2025-04-06T05:40:14Z","cross_cats_sorted":["cond-mat.mes-hall","physics.optics","quant-ph"],"title_canon_sha256":"9364225df6fa40b49f913f71f678901bab268bd8c41a196ad79d936fbfcfcb55","abstract_canon_sha256":"83b3ad69398581ec6d46b0fa996f00fb789c4507e15df370f281577cd7707ed3"},"schema_version":"1.0"},"canonical_sha256":"4c08123eed915f34543b0fef1e948e6ee0ad3ac208214ec72b2aaae7b24239df","source":{"kind":"arxiv","id":"2504.04370","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.04370","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"arxiv_version","alias_value":"2504.04370v1","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.04370","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"pith_short_12","alias_value":"JQEBEPXNSFPT","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"pith_short_16","alias_value":"JQEBEPXNSFPTIVB3","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"pith_short_8","alias_value":"JQEBEPXN","created_at":"2026-07-05T10:45:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:JQEBEPXNSFPTIVB3B7XR5FEON3","target":"record","payload":{"canonical_record":{"source":{"id":"2504.04370","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2025-04-06T05:40:14Z","cross_cats_sorted":["cond-mat.mes-hall","physics.optics","quant-ph"],"title_canon_sha256":"9364225df6fa40b49f913f71f678901bab268bd8c41a196ad79d936fbfcfcb55","abstract_canon_sha256":"83b3ad69398581ec6d46b0fa996f00fb789c4507e15df370f281577cd7707ed3"},"schema_version":"1.0"},"canonical_sha256":"4c08123eed915f34543b0fef1e948e6ee0ad3ac208214ec72b2aaae7b24239df","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:45:22.776720Z","signature_b64":"m996/hommSQ2OV6tP0VkAoEXOvvyeF9JLYj3oRXt7xW3AEcmRmvCToaRSn7niOcPGDiM2GKNlN/ZvhvA+33gCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4c08123eed915f34543b0fef1e948e6ee0ad3ac208214ec72b2aaae7b24239df","last_reissued_at":"2026-07-05T10:45:22.776248Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:45:22.776248Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.04370","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":"2026-07-05T10:45:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gbq5EhvIzn7diw6PzrA79vWhvnVuSrDohpBcDp8hUoILDxsZ6yaKq5xzgQYqOiB+dlzrBrebg9rTgkRVNVFnDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T18:12:31.564650Z"},"content_sha256":"b6ea827ecf2945fe80fa2c6b14df8260f9187c048dd4042c134cd2c5431dbf81","schema_version":"1.0","event_id":"sha256:b6ea827ecf2945fe80fa2c6b14df8260f9187c048dd4042c134cd2c5431dbf81"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:JQEBEPXNSFPTIVB3B7XR5FEON3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spreading dynamics in the Hatano-Nelson model with disorder","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.optics","quant-ph"],"primary_cat":"cond-mat.dis-nn","authors_text":"Haiping Hu, Jinyuan Shang","submitted_at":"2025-04-06T05:40:14Z","abstract_excerpt":"The non-Hermitian skin effect is the accumulation of eigenstates at the boundaries, reflecting the system's nonreciprocity. Introducing disorder leads to a competition between the skin effect and Anderson localization, giving rise to the skin-Anderson transition. Here, we investigate wave packet spreading in the disordered Hatano-Nelson model and uncover distinct dynamical behaviors across different regimes. In the clean limit, transport is unidirectionally ballistic ({\\Delta}x ~ t) due to nonreciprocity. For weak disorder, where skin and Anderson-localized modes coexist, transport transitions"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.04370","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/2504.04370/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":"2026-07-05T10:45:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hiC9fws0jKpwgsxyidr+Q6q6GpxgL12zqEwlJHcz+vTJSAxeLWBRH5ysd48pCFpab/efX8yVWKes1nVwCCKUDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T18:12:31.565166Z"},"content_sha256":"3ae67d2e63ae139f082b05ae6e6e637bb8492e1e918b1c0b25885e45153a883c","schema_version":"1.0","event_id":"sha256:3ae67d2e63ae139f082b05ae6e6e637bb8492e1e918b1c0b25885e45153a883c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JQEBEPXNSFPTIVB3B7XR5FEON3/bundle.json","state_url":"https://pith.science/pith/JQEBEPXNSFPTIVB3B7XR5FEON3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JQEBEPXNSFPTIVB3B7XR5FEON3/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":"2026-08-09T18:12:31Z","links":{"resolver":"https://pith.science/pith/JQEBEPXNSFPTIVB3B7XR5FEON3","bundle":"https://pith.science/pith/JQEBEPXNSFPTIVB3B7XR5FEON3/bundle.json","state":"https://pith.science/pith/JQEBEPXNSFPTIVB3B7XR5FEON3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JQEBEPXNSFPTIVB3B7XR5FEON3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:JQEBEPXNSFPTIVB3B7XR5FEON3","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":"83b3ad69398581ec6d46b0fa996f00fb789c4507e15df370f281577cd7707ed3","cross_cats_sorted":["cond-mat.mes-hall","physics.optics","quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2025-04-06T05:40:14Z","title_canon_sha256":"9364225df6fa40b49f913f71f678901bab268bd8c41a196ad79d936fbfcfcb55"},"schema_version":"1.0","source":{"id":"2504.04370","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.04370","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"arxiv_version","alias_value":"2504.04370v1","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.04370","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"pith_short_12","alias_value":"JQEBEPXNSFPT","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"pith_short_16","alias_value":"JQEBEPXNSFPTIVB3","created_at":"2026-07-05T10:45:22Z"},{"alias_kind":"pith_short_8","alias_value":"JQEBEPXN","created_at":"2026-07-05T10:45:22Z"}],"graph_snapshots":[{"event_id":"sha256:3ae67d2e63ae139f082b05ae6e6e637bb8492e1e918b1c0b25885e45153a883c","target":"graph","created_at":"2026-07-05T10:45:22Z","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/2504.04370/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The non-Hermitian skin effect is the accumulation of eigenstates at the boundaries, reflecting the system's nonreciprocity. Introducing disorder leads to a competition between the skin effect and Anderson localization, giving rise to the skin-Anderson transition. Here, we investigate wave packet spreading in the disordered Hatano-Nelson model and uncover distinct dynamical behaviors across different regimes. In the clean limit, transport is unidirectionally ballistic ({\\Delta}x ~ t) due to nonreciprocity. For weak disorder, where skin and Anderson-localized modes coexist, transport transitions","authors_text":"Haiping Hu, Jinyuan Shang","cross_cats":["cond-mat.mes-hall","physics.optics","quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2025-04-06T05:40:14Z","title":"Spreading dynamics in the Hatano-Nelson model with disorder"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.04370","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:b6ea827ecf2945fe80fa2c6b14df8260f9187c048dd4042c134cd2c5431dbf81","target":"record","created_at":"2026-07-05T10:45:22Z","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":"83b3ad69398581ec6d46b0fa996f00fb789c4507e15df370f281577cd7707ed3","cross_cats_sorted":["cond-mat.mes-hall","physics.optics","quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2025-04-06T05:40:14Z","title_canon_sha256":"9364225df6fa40b49f913f71f678901bab268bd8c41a196ad79d936fbfcfcb55"},"schema_version":"1.0","source":{"id":"2504.04370","kind":"arxiv","version":1}},"canonical_sha256":"4c08123eed915f34543b0fef1e948e6ee0ad3ac208214ec72b2aaae7b24239df","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4c08123eed915f34543b0fef1e948e6ee0ad3ac208214ec72b2aaae7b24239df","first_computed_at":"2026-07-05T10:45:22.776248Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:45:22.776248Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m996/hommSQ2OV6tP0VkAoEXOvvyeF9JLYj3oRXt7xW3AEcmRmvCToaRSn7niOcPGDiM2GKNlN/ZvhvA+33gCA==","signature_status":"signed_v1","signed_at":"2026-07-05T10:45:22.776720Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.04370","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b6ea827ecf2945fe80fa2c6b14df8260f9187c048dd4042c134cd2c5431dbf81","sha256:3ae67d2e63ae139f082b05ae6e6e637bb8492e1e918b1c0b25885e45153a883c"],"state_sha256":"2f9c0f8e8f9ed701576a0de5af5c87dc0a870205f9a6cefb9e8f5043b354f180"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aYOd/ixBw7jZZ0W706d/szOM2fq2Nn90zJ3jOEg9gWiK2sGsSSzKjJvHZBixVL4g0R9HwnoA8WXx5FWmIff7CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T18:12:31.570369Z","bundle_sha256":"0da85087b2f01373289b59e6269cf941f1708a2d7fa0e66c606301ab93a1236f"}}