{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:CHSPMUS3GQW2ZED6VCZ5KNGB3V","short_pith_number":"pith:CHSPMUS3","canonical_record":{"source":{"id":"1304.6647","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-04-24T16:18:30Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"c66b790931db78b2078a2add5c35e2eaa26f1b830b20ac15df68b8b0f2dbf03a","abstract_canon_sha256":"774ee4702fef7daef8ba13f34b4941f8fe123f4e44be5fb0087a61b7ac4ad229"},"schema_version":"1.0"},"canonical_sha256":"11e4f6525b342dac907ea8b3d534c1dd6315c2f7cb6420534134dcab3ed54cd9","source":{"kind":"arxiv","id":"1304.6647","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.6647","created_at":"2026-05-18T03:27:11Z"},{"alias_kind":"arxiv_version","alias_value":"1304.6647v1","created_at":"2026-05-18T03:27:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.6647","created_at":"2026-05-18T03:27:11Z"},{"alias_kind":"pith_short_12","alias_value":"CHSPMUS3GQW2","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"CHSPMUS3GQW2ZED6","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"CHSPMUS3","created_at":"2026-05-18T12:27:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:CHSPMUS3GQW2ZED6VCZ5KNGB3V","target":"record","payload":{"canonical_record":{"source":{"id":"1304.6647","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-04-24T16:18:30Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"c66b790931db78b2078a2add5c35e2eaa26f1b830b20ac15df68b8b0f2dbf03a","abstract_canon_sha256":"774ee4702fef7daef8ba13f34b4941f8fe123f4e44be5fb0087a61b7ac4ad229"},"schema_version":"1.0"},"canonical_sha256":"11e4f6525b342dac907ea8b3d534c1dd6315c2f7cb6420534134dcab3ed54cd9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:27:11.042389Z","signature_b64":"gWXv6Gfn38iOJXGN9cMeZM1vkxR7Lwxjte+lfMJJ7qhU3owcR3edhd7CZr5Tpr88veFt6I5JFctiDWbL4+9LCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11e4f6525b342dac907ea8b3d534c1dd6315c2f7cb6420534134dcab3ed54cd9","last_reissued_at":"2026-05-18T03:27:11.041735Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:27:11.041735Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.6647","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":"2026-05-18T03:27:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RHXrp9ERsrd/wUtfRqIvFZeu+qR+4PQzZ7DFkjDCzLbbq0Vhih3KMOBVwJNm0glrC9bRrx0tAFPB+Lh+xiHeDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T03:56:27.232541Z"},"content_sha256":"c8819b8713cc0984f843fc46fc2cf3c77d82bf9a3af6684b67f3f795e1e8bbff","schema_version":"1.0","event_id":"sha256:c8819b8713cc0984f843fc46fc2cf3c77d82bf9a3af6684b67f3f795e1e8bbff"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:CHSPMUS3GQW2ZED6VCZ5KNGB3V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Topological effects and particle-physics analogies beyond the massless Dirac-Weyl fermion in graphene nanorings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","nucl-th"],"primary_cat":"cond-mat.mes-hall","authors_text":"Constantine Yannouleas, Igor Romanovsky, Uzi Landman","submitted_at":"2013-04-24T16:18:30Z","abstract_excerpt":"Armchair and zigzag edge terminations in planar hexagonal and trigonal graphene nanorings are shown to underlie one-dimensional topological states associated with distinctive energy gaps and patterns (e.g., linear dispersion of the energy of an hexagonal ring with an armchair termination versus parabolic dispersion for a zigzag terminated one) in the bands of the tight-binding spectra as a function of the magnetic field. A relativistic Dirac-Kronig-Penney model analysis of the tight-binding Aharonov-Bohm behavior reveals that the graphene quasiparticle in an armchair hexagonal ring is a conden"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.6647","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":"2026-05-18T03:27:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RT4TRFQ1jhR53CIBPeNPNEeHpabHAP5ucW6ObPYrcLWStdDro2YGCgpzRR7N5UtaXFgIpOiDXMwXcNhJVB8hDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T03:56:27.233350Z"},"content_sha256":"96c3bdb248b093bb49f5fa3f6dbc590c43d23c5af29a8578257dec84eaee2e77","schema_version":"1.0","event_id":"sha256:96c3bdb248b093bb49f5fa3f6dbc590c43d23c5af29a8578257dec84eaee2e77"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CHSPMUS3GQW2ZED6VCZ5KNGB3V/bundle.json","state_url":"https://pith.science/pith/CHSPMUS3GQW2ZED6VCZ5KNGB3V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CHSPMUS3GQW2ZED6VCZ5KNGB3V/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":"2026-06-09T03:56:27Z","links":{"resolver":"https://pith.science/pith/CHSPMUS3GQW2ZED6VCZ5KNGB3V","bundle":"https://pith.science/pith/CHSPMUS3GQW2ZED6VCZ5KNGB3V/bundle.json","state":"https://pith.science/pith/CHSPMUS3GQW2ZED6VCZ5KNGB3V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CHSPMUS3GQW2ZED6VCZ5KNGB3V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:CHSPMUS3GQW2ZED6VCZ5KNGB3V","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":"774ee4702fef7daef8ba13f34b4941f8fe123f4e44be5fb0087a61b7ac4ad229","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-04-24T16:18:30Z","title_canon_sha256":"c66b790931db78b2078a2add5c35e2eaa26f1b830b20ac15df68b8b0f2dbf03a"},"schema_version":"1.0","source":{"id":"1304.6647","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.6647","created_at":"2026-05-18T03:27:11Z"},{"alias_kind":"arxiv_version","alias_value":"1304.6647v1","created_at":"2026-05-18T03:27:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.6647","created_at":"2026-05-18T03:27:11Z"},{"alias_kind":"pith_short_12","alias_value":"CHSPMUS3GQW2","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"CHSPMUS3GQW2ZED6","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"CHSPMUS3","created_at":"2026-05-18T12:27:40Z"}],"graph_snapshots":[{"event_id":"sha256:96c3bdb248b093bb49f5fa3f6dbc590c43d23c5af29a8578257dec84eaee2e77","target":"graph","created_at":"2026-05-18T03:27:11Z","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":"Armchair and zigzag edge terminations in planar hexagonal and trigonal graphene nanorings are shown to underlie one-dimensional topological states associated with distinctive energy gaps and patterns (e.g., linear dispersion of the energy of an hexagonal ring with an armchair termination versus parabolic dispersion for a zigzag terminated one) in the bands of the tight-binding spectra as a function of the magnetic field. A relativistic Dirac-Kronig-Penney model analysis of the tight-binding Aharonov-Bohm behavior reveals that the graphene quasiparticle in an armchair hexagonal ring is a conden","authors_text":"Constantine Yannouleas, Igor Romanovsky, Uzi Landman","cross_cats":["hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-04-24T16:18:30Z","title":"Topological effects and particle-physics analogies beyond the massless Dirac-Weyl fermion in graphene nanorings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.6647","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:c8819b8713cc0984f843fc46fc2cf3c77d82bf9a3af6684b67f3f795e1e8bbff","target":"record","created_at":"2026-05-18T03:27:11Z","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":"774ee4702fef7daef8ba13f34b4941f8fe123f4e44be5fb0087a61b7ac4ad229","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-04-24T16:18:30Z","title_canon_sha256":"c66b790931db78b2078a2add5c35e2eaa26f1b830b20ac15df68b8b0f2dbf03a"},"schema_version":"1.0","source":{"id":"1304.6647","kind":"arxiv","version":1}},"canonical_sha256":"11e4f6525b342dac907ea8b3d534c1dd6315c2f7cb6420534134dcab3ed54cd9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"11e4f6525b342dac907ea8b3d534c1dd6315c2f7cb6420534134dcab3ed54cd9","first_computed_at":"2026-05-18T03:27:11.041735Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:27:11.041735Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gWXv6Gfn38iOJXGN9cMeZM1vkxR7Lwxjte+lfMJJ7qhU3owcR3edhd7CZr5Tpr88veFt6I5JFctiDWbL4+9LCg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:27:11.042389Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.6647","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c8819b8713cc0984f843fc46fc2cf3c77d82bf9a3af6684b67f3f795e1e8bbff","sha256:96c3bdb248b093bb49f5fa3f6dbc590c43d23c5af29a8578257dec84eaee2e77"],"state_sha256":"f54f884eb761e4c39a1207aaefe21a8c78ebe8a9840b8d8fcfc3c847cd3ecbe8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XKfZo76DP0ALYNtktf6IwTF7wWYFUQ//7JDCK2nm6wJSinalGULDN/6VdSLswIxeVsSIHZ4Zb93Ozv4JYxe3AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T03:56:27.237539Z","bundle_sha256":"ad6ee421eb71fc97e5ea9dd3b0d48c94e72cf5e77491f1f39ad4127c5efdfb40"}}