{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:DCDFVNORNF4VFVTMXGRCXT5PMQ","short_pith_number":"pith:DCDFVNOR","canonical_record":{"source":{"id":"1605.08170","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-26T07:21:40Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"25a2317f95861691983638b0fcdeb49391584bba0aa35f6bdfa18f3f3b349e82","abstract_canon_sha256":"02fe649609a00ea6475d73b307f30944f1c50344c3391aafeab79685bf3e312f"},"schema_version":"1.0"},"canonical_sha256":"18865ab5d1697952d66cb9a22bcfaf6428a1943e718dbb9d283fd404164b04e9","source":{"kind":"arxiv","id":"1605.08170","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.08170","created_at":"2026-05-18T01:03:40Z"},{"alias_kind":"arxiv_version","alias_value":"1605.08170v2","created_at":"2026-05-18T01:03:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.08170","created_at":"2026-05-18T01:03:40Z"},{"alias_kind":"pith_short_12","alias_value":"DCDFVNORNF4V","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DCDFVNORNF4VFVTM","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DCDFVNOR","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:DCDFVNORNF4VFVTMXGRCXT5PMQ","target":"record","payload":{"canonical_record":{"source":{"id":"1605.08170","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-26T07:21:40Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"25a2317f95861691983638b0fcdeb49391584bba0aa35f6bdfa18f3f3b349e82","abstract_canon_sha256":"02fe649609a00ea6475d73b307f30944f1c50344c3391aafeab79685bf3e312f"},"schema_version":"1.0"},"canonical_sha256":"18865ab5d1697952d66cb9a22bcfaf6428a1943e718dbb9d283fd404164b04e9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:03:40.628038Z","signature_b64":"iHHcOTRDf1uoaAgGNgGfnlt8X1TSYSiN69W1GHbpn2yfhgdKVVy9GeX0MdY+JEO88YM2ialtoQbkP8Ry9fpUCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"18865ab5d1697952d66cb9a22bcfaf6428a1943e718dbb9d283fd404164b04e9","last_reissued_at":"2026-05-18T01:03:40.627436Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:03:40.627436Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.08170","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:03:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/wOC2lvjnyOsfWCi7Alr81F5e3HLfMjVCNJ+xDNB4AgXV4Cu7w0K0dCwl5QgB3LHSn7iTuGgIMqN6INfnpotCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:38:56.381338Z"},"content_sha256":"72900e9f37715545d06f21ba98970d8127d85f05270293f3e631685407dff8d9","schema_version":"1.0","event_id":"sha256:72900e9f37715545d06f21ba98970d8127d85f05270293f3e631685407dff8d9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:DCDFVNORNF4VFVTMXGRCXT5PMQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic-flux-driven topological quantum phase transition and manipulation of perfect edge states in graphene tube","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"C. Li, G. Zhang, S. Lin, Z. Song","submitted_at":"2016-05-26T07:21:40Z","abstract_excerpt":"We study the tight-binding model for a graphene tube with perimeter N threaded by a magnetic field. We show exactly that this model has different nontrivial topological phases as the flux changes. The winding number, as an indicator of topological quantum phase transition (QPT) fixes at N/3 if N/3 equals to its integer part [N/3], otherwise it jumps between [N/3] and [N/3]+1 periodically as the flux varies a flux quantum. For an open tube with zigzag boundary condition, exact edge states are obtained. There exist two perfect midgap edge states, in which the particle is completely located at th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.08170","kind":"arxiv","version":2},"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":"2026-05-18T01:03:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b9qG/0H0/GBifSeSReSFXRqeLLmh6xze3QIMGAmjZx/Ln15lX0LWj4YpnyM4prU0gEEUydqdg7eNDoMcG6SEAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:38:56.382062Z"},"content_sha256":"55980298d39a615707e1c01fcefe56d0a1bcb39b8200e06acfa649a2ee4d5302","schema_version":"1.0","event_id":"sha256:55980298d39a615707e1c01fcefe56d0a1bcb39b8200e06acfa649a2ee4d5302"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DCDFVNORNF4VFVTMXGRCXT5PMQ/bundle.json","state_url":"https://pith.science/pith/DCDFVNORNF4VFVTMXGRCXT5PMQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DCDFVNORNF4VFVTMXGRCXT5PMQ/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":"2026-06-04T22:38:56Z","links":{"resolver":"https://pith.science/pith/DCDFVNORNF4VFVTMXGRCXT5PMQ","bundle":"https://pith.science/pith/DCDFVNORNF4VFVTMXGRCXT5PMQ/bundle.json","state":"https://pith.science/pith/DCDFVNORNF4VFVTMXGRCXT5PMQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DCDFVNORNF4VFVTMXGRCXT5PMQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:DCDFVNORNF4VFVTMXGRCXT5PMQ","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":"02fe649609a00ea6475d73b307f30944f1c50344c3391aafeab79685bf3e312f","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-26T07:21:40Z","title_canon_sha256":"25a2317f95861691983638b0fcdeb49391584bba0aa35f6bdfa18f3f3b349e82"},"schema_version":"1.0","source":{"id":"1605.08170","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.08170","created_at":"2026-05-18T01:03:40Z"},{"alias_kind":"arxiv_version","alias_value":"1605.08170v2","created_at":"2026-05-18T01:03:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.08170","created_at":"2026-05-18T01:03:40Z"},{"alias_kind":"pith_short_12","alias_value":"DCDFVNORNF4V","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DCDFVNORNF4VFVTM","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DCDFVNOR","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:55980298d39a615707e1c01fcefe56d0a1bcb39b8200e06acfa649a2ee4d5302","target":"graph","created_at":"2026-05-18T01:03:40Z","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 study the tight-binding model for a graphene tube with perimeter N threaded by a magnetic field. We show exactly that this model has different nontrivial topological phases as the flux changes. The winding number, as an indicator of topological quantum phase transition (QPT) fixes at N/3 if N/3 equals to its integer part [N/3], otherwise it jumps between [N/3] and [N/3]+1 periodically as the flux varies a flux quantum. For an open tube with zigzag boundary condition, exact edge states are obtained. There exist two perfect midgap edge states, in which the particle is completely located at th","authors_text":"C. Li, G. Zhang, S. Lin, Z. Song","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-26T07:21:40Z","title":"Magnetic-flux-driven topological quantum phase transition and manipulation of perfect edge states in graphene tube"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.08170","kind":"arxiv","version":2},"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":"sha256:72900e9f37715545d06f21ba98970d8127d85f05270293f3e631685407dff8d9","target":"record","created_at":"2026-05-18T01:03:40Z","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":"02fe649609a00ea6475d73b307f30944f1c50344c3391aafeab79685bf3e312f","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-26T07:21:40Z","title_canon_sha256":"25a2317f95861691983638b0fcdeb49391584bba0aa35f6bdfa18f3f3b349e82"},"schema_version":"1.0","source":{"id":"1605.08170","kind":"arxiv","version":2}},"canonical_sha256":"18865ab5d1697952d66cb9a22bcfaf6428a1943e718dbb9d283fd404164b04e9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"18865ab5d1697952d66cb9a22bcfaf6428a1943e718dbb9d283fd404164b04e9","first_computed_at":"2026-05-18T01:03:40.627436Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:03:40.627436Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iHHcOTRDf1uoaAgGNgGfnlt8X1TSYSiN69W1GHbpn2yfhgdKVVy9GeX0MdY+JEO88YM2ialtoQbkP8Ry9fpUCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:03:40.628038Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.08170","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:72900e9f37715545d06f21ba98970d8127d85f05270293f3e631685407dff8d9","sha256:55980298d39a615707e1c01fcefe56d0a1bcb39b8200e06acfa649a2ee4d5302"],"state_sha256":"b7abb4cc5176149c7983d19f6d028a9e2adcdffd8cb398e60ab8a27660c2348e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wkkV6YVTjXB/ao3pATLhvqN+KS3Bqd5VHsuOd/1IzpGqsznz+uCyni5FxgpRsYg883ygKMpCTL2IoYsMT/9iAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T22:38:56.386628Z","bundle_sha256":"ed3a93ccea3a454657974b954677e00407c5dd6b43eb8222e3fcbd45f2610cd7"}}