{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:LJM2OR64ERJQQEQCKIBUVIPC36","short_pith_number":"pith:LJM2OR64","canonical_record":{"source":{"id":"1301.6337","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-27T09:37:01Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"4bfb088cdd383b817e78b2c3b661d99e6360905e422e66bebae3a98f02c6a7a4","abstract_canon_sha256":"8c272da03eaa1ccf57e153794855c1b4447c630a72051ca1c593ecf0faccdc33"},"schema_version":"1.0"},"canonical_sha256":"5a59a747dc245308120252034aa1e2dfa75d8ac486c4cf6295be1e51e062a2e6","source":{"kind":"arxiv","id":"1301.6337","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.6337","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"arxiv_version","alias_value":"1301.6337v1","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.6337","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"pith_short_12","alias_value":"LJM2OR64ERJQ","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"LJM2OR64ERJQQEQC","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"LJM2OR64","created_at":"2026-05-18T12:27:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:LJM2OR64ERJQQEQCKIBUVIPC36","target":"record","payload":{"canonical_record":{"source":{"id":"1301.6337","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-27T09:37:01Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"4bfb088cdd383b817e78b2c3b661d99e6360905e422e66bebae3a98f02c6a7a4","abstract_canon_sha256":"8c272da03eaa1ccf57e153794855c1b4447c630a72051ca1c593ecf0faccdc33"},"schema_version":"1.0"},"canonical_sha256":"5a59a747dc245308120252034aa1e2dfa75d8ac486c4cf6295be1e51e062a2e6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:13:21.638084Z","signature_b64":"lcVmnv9mAUzWb3aTMBscqMx+ktjbQ8oXEzQMK29dxkoo2IYtxDbw/rIL/IYz7MMF2vZ6B7CcJHiP5GGbwMvzDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a59a747dc245308120252034aa1e2dfa75d8ac486c4cf6295be1e51e062a2e6","last_reissued_at":"2026-05-18T03:13:21.637398Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:13:21.637398Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.6337","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":"2026-05-18T03:13:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZZzFeXM4PDabe8FRH019DiHfhrqFRqD3v3E6yrzr6JOQi9pMPVTOs+eSCzXjd1qUXcHWek6i8lJ/dW556k4QDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T15:28:47.983926Z"},"content_sha256":"397ccfcc7537615c9706f594637f980235b5764bb1a1175988d54db4a2609759","schema_version":"1.0","event_id":"sha256:397ccfcc7537615c9706f594637f980235b5764bb1a1175988d54db4a2609759"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:LJM2OR64ERJQQEQCKIBUVIPC36","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Interference of Topologically Protected Edge States in Silicene Nanoribbons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Motohiko Ezawa, Naoto Nagaosa","submitted_at":"2013-01-27T09:37:01Z","abstract_excerpt":"Silicene is a two-dimensional quantum spin-Hall insulator. We study the edge channels of silicene nanoribbons from the viewpoint of the topological protection and the interference between the two edges. It is found that the behaviors of the helical edge channels (HECs) are completely different between the armchair and zigzag edges. The penetration depths $\\xi$ of the HEC is antiproportional to the spin-orbit gap for the armchair edge $\\xi_{\\rm arm} \\sim \\hbar v_\\text{F}/ \\Delta$ ($v_\\text{F}$: the Fermi velocity, $\\Delta$: the gap due to the spin-orbit interaction), while it remains as short a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.6337","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":"2026-05-18T03:13:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UL3s6aGyXtn4QoVKy9PNdWp8DljL53agQozCDhJy0AxSLcnqNqn5MMnj6kBWtpP89LAyj/p2TBW4GfmMgoy7BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T15:28:47.984537Z"},"content_sha256":"8bedd3f1cc378186f4893611852cd243a1bfbc4290af122bf82a910b3bcadede","schema_version":"1.0","event_id":"sha256:8bedd3f1cc378186f4893611852cd243a1bfbc4290af122bf82a910b3bcadede"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LJM2OR64ERJQQEQCKIBUVIPC36/bundle.json","state_url":"https://pith.science/pith/LJM2OR64ERJQQEQCKIBUVIPC36/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LJM2OR64ERJQQEQCKIBUVIPC36/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":"2026-05-21T15:28:47Z","links":{"resolver":"https://pith.science/pith/LJM2OR64ERJQQEQCKIBUVIPC36","bundle":"https://pith.science/pith/LJM2OR64ERJQQEQCKIBUVIPC36/bundle.json","state":"https://pith.science/pith/LJM2OR64ERJQQEQCKIBUVIPC36/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LJM2OR64ERJQQEQCKIBUVIPC36/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:LJM2OR64ERJQQEQCKIBUVIPC36","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":"8c272da03eaa1ccf57e153794855c1b4447c630a72051ca1c593ecf0faccdc33","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-27T09:37:01Z","title_canon_sha256":"4bfb088cdd383b817e78b2c3b661d99e6360905e422e66bebae3a98f02c6a7a4"},"schema_version":"1.0","source":{"id":"1301.6337","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.6337","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"arxiv_version","alias_value":"1301.6337v1","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.6337","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"pith_short_12","alias_value":"LJM2OR64ERJQ","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"LJM2OR64ERJQQEQC","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"LJM2OR64","created_at":"2026-05-18T12:27:51Z"}],"graph_snapshots":[{"event_id":"sha256:8bedd3f1cc378186f4893611852cd243a1bfbc4290af122bf82a910b3bcadede","target":"graph","created_at":"2026-05-18T03:13:21Z","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":"Silicene is a two-dimensional quantum spin-Hall insulator. We study the edge channels of silicene nanoribbons from the viewpoint of the topological protection and the interference between the two edges. It is found that the behaviors of the helical edge channels (HECs) are completely different between the armchair and zigzag edges. The penetration depths $\\xi$ of the HEC is antiproportional to the spin-orbit gap for the armchair edge $\\xi_{\\rm arm} \\sim \\hbar v_\\text{F}/ \\Delta$ ($v_\\text{F}$: the Fermi velocity, $\\Delta$: the gap due to the spin-orbit interaction), while it remains as short a","authors_text":"Motohiko Ezawa, Naoto Nagaosa","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-27T09:37:01Z","title":"Interference of Topologically Protected Edge States in Silicene Nanoribbons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.6337","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":"sha256:397ccfcc7537615c9706f594637f980235b5764bb1a1175988d54db4a2609759","target":"record","created_at":"2026-05-18T03:13:21Z","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":"8c272da03eaa1ccf57e153794855c1b4447c630a72051ca1c593ecf0faccdc33","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-27T09:37:01Z","title_canon_sha256":"4bfb088cdd383b817e78b2c3b661d99e6360905e422e66bebae3a98f02c6a7a4"},"schema_version":"1.0","source":{"id":"1301.6337","kind":"arxiv","version":1}},"canonical_sha256":"5a59a747dc245308120252034aa1e2dfa75d8ac486c4cf6295be1e51e062a2e6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5a59a747dc245308120252034aa1e2dfa75d8ac486c4cf6295be1e51e062a2e6","first_computed_at":"2026-05-18T03:13:21.637398Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:13:21.637398Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lcVmnv9mAUzWb3aTMBscqMx+ktjbQ8oXEzQMK29dxkoo2IYtxDbw/rIL/IYz7MMF2vZ6B7CcJHiP5GGbwMvzDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:13:21.638084Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.6337","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:397ccfcc7537615c9706f594637f980235b5764bb1a1175988d54db4a2609759","sha256:8bedd3f1cc378186f4893611852cd243a1bfbc4290af122bf82a910b3bcadede"],"state_sha256":"9e8074b749e2c11598397382c8f99524dd653fde45a4f310e6d4a901ff2d768a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UWMSGiJ8DsbxNLfYB4+Igs04eVY6Mq7tJ5vJ9Kco46KTImwEBNNpZqk3q0paYhjcWYnxzpH0LTzZDF+tLoKuBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T15:28:47.987257Z","bundle_sha256":"766f1c4e1783cfeb3e372fda76df83b061afc5e4b2400022613efb721c156f3a"}}