{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:GM5XLMECOHHLW2CP4KQUQUCDF7","short_pith_number":"pith:GM5XLMEC","canonical_record":{"source":{"id":"0806.4884","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2008-06-30T13:04:12Z","cross_cats_sorted":[],"title_canon_sha256":"4a32af9f57264054cfb6f82b66b512c93ecf70c4dcb6cb272214d9b9d40308d8","abstract_canon_sha256":"89fe3be160ce1b0395c84ea425f8892ccd8c6d34c07150fff24b0fad02b4242f"},"schema_version":"1.0"},"canonical_sha256":"333b75b08271cebb684fe2a14850432fc05a05bee059615775e8bd479fd8e72b","source":{"kind":"arxiv","id":"0806.4884","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0806.4884","created_at":"2026-05-18T02:15:45Z"},{"alias_kind":"arxiv_version","alias_value":"0806.4884v1","created_at":"2026-05-18T02:15:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0806.4884","created_at":"2026-05-18T02:15:45Z"},{"alias_kind":"pith_short_12","alias_value":"GM5XLMECOHHL","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"GM5XLMECOHHLW2CP","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"GM5XLMEC","created_at":"2026-05-18T12:25:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:GM5XLMECOHHLW2CP4KQUQUCDF7","target":"record","payload":{"canonical_record":{"source":{"id":"0806.4884","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2008-06-30T13:04:12Z","cross_cats_sorted":[],"title_canon_sha256":"4a32af9f57264054cfb6f82b66b512c93ecf70c4dcb6cb272214d9b9d40308d8","abstract_canon_sha256":"89fe3be160ce1b0395c84ea425f8892ccd8c6d34c07150fff24b0fad02b4242f"},"schema_version":"1.0"},"canonical_sha256":"333b75b08271cebb684fe2a14850432fc05a05bee059615775e8bd479fd8e72b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:15:45.800456Z","signature_b64":"Z+CpweXrVEX09L0jVo0+oZkco32qNmNwJxhRvnGlsJ/fpVTwmyjH9IrShcGFoJeBZo0GaD4yMgs5G2t1wOu2Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"333b75b08271cebb684fe2a14850432fc05a05bee059615775e8bd479fd8e72b","last_reissued_at":"2026-05-18T02:15:45.799943Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:15:45.799943Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0806.4884","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":"2026-05-18T02:15:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"buGC+YhjHEk0T1aSGKRw8YxqStkaKSvU+rcqKtcpIyd7DStJFIN0QCG5fySUtzfHkl2cJnuVEbDYa3o45g6KAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:30:18.984816Z"},"content_sha256":"963949d7a3c94756ab3e427b4a9d072e5af2d96a8b7232065b0e1879a0950a94","schema_version":"1.0","event_id":"sha256:963949d7a3c94756ab3e427b4a9d072e5af2d96a8b7232065b0e1879a0950a94"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:GM5XLMECOHHLW2CP4KQUQUCDF7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum chaos in disordered graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.dis-nn","authors_text":"I. Amanatidis, S.N. Evangelou","submitted_at":"2008-06-30T13:04:12Z","abstract_excerpt":"We have studied numerically the statistics for electronic states (level-spacings and participation ratios) from disordered graphene of finite size, described by the aspect ratio $W/L$ and various geometries, including finite or torroidal, chiral or achiral carbon nanotubes. Quantum chaotic Wigner energy level-spacing distribution is found for weak disorder, even infinitesimally small disorder for wide and short samples ($W/L>>1$), while for strong disorder Anderson localization with Poisson level-statistics always sets in. Although pure graphene near the Dirac point corresponds to integrable b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0806.4884","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":"2026-05-18T02:15:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"658pa/QbievxHzVvphnkRaIwe7gfYdVt918HVlgpxvMn6SggJfxMsPdGOCa/2wZO5r5WmATSP3QRdz3/EScxDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:30:18.985471Z"},"content_sha256":"6ded8229b32e6f9f701d40528d916d0a2df89bf3ec9dc982a31705b7577c41de","schema_version":"1.0","event_id":"sha256:6ded8229b32e6f9f701d40528d916d0a2df89bf3ec9dc982a31705b7577c41de"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GM5XLMECOHHLW2CP4KQUQUCDF7/bundle.json","state_url":"https://pith.science/pith/GM5XLMECOHHLW2CP4KQUQUCDF7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GM5XLMECOHHLW2CP4KQUQUCDF7/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":"2026-06-02T05:30:18Z","links":{"resolver":"https://pith.science/pith/GM5XLMECOHHLW2CP4KQUQUCDF7","bundle":"https://pith.science/pith/GM5XLMECOHHLW2CP4KQUQUCDF7/bundle.json","state":"https://pith.science/pith/GM5XLMECOHHLW2CP4KQUQUCDF7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GM5XLMECOHHLW2CP4KQUQUCDF7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:GM5XLMECOHHLW2CP4KQUQUCDF7","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":"89fe3be160ce1b0395c84ea425f8892ccd8c6d34c07150fff24b0fad02b4242f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2008-06-30T13:04:12Z","title_canon_sha256":"4a32af9f57264054cfb6f82b66b512c93ecf70c4dcb6cb272214d9b9d40308d8"},"schema_version":"1.0","source":{"id":"0806.4884","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0806.4884","created_at":"2026-05-18T02:15:45Z"},{"alias_kind":"arxiv_version","alias_value":"0806.4884v1","created_at":"2026-05-18T02:15:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0806.4884","created_at":"2026-05-18T02:15:45Z"},{"alias_kind":"pith_short_12","alias_value":"GM5XLMECOHHL","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"GM5XLMECOHHLW2CP","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"GM5XLMEC","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:6ded8229b32e6f9f701d40528d916d0a2df89bf3ec9dc982a31705b7577c41de","target":"graph","created_at":"2026-05-18T02:15:45Z","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 have studied numerically the statistics for electronic states (level-spacings and participation ratios) from disordered graphene of finite size, described by the aspect ratio $W/L$ and various geometries, including finite or torroidal, chiral or achiral carbon nanotubes. Quantum chaotic Wigner energy level-spacing distribution is found for weak disorder, even infinitesimally small disorder for wide and short samples ($W/L>>1$), while for strong disorder Anderson localization with Poisson level-statistics always sets in. Although pure graphene near the Dirac point corresponds to integrable b","authors_text":"I. Amanatidis, S.N. Evangelou","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2008-06-30T13:04:12Z","title":"Quantum chaos in disordered graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0806.4884","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":"sha256:963949d7a3c94756ab3e427b4a9d072e5af2d96a8b7232065b0e1879a0950a94","target":"record","created_at":"2026-05-18T02:15:45Z","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":"89fe3be160ce1b0395c84ea425f8892ccd8c6d34c07150fff24b0fad02b4242f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2008-06-30T13:04:12Z","title_canon_sha256":"4a32af9f57264054cfb6f82b66b512c93ecf70c4dcb6cb272214d9b9d40308d8"},"schema_version":"1.0","source":{"id":"0806.4884","kind":"arxiv","version":1}},"canonical_sha256":"333b75b08271cebb684fe2a14850432fc05a05bee059615775e8bd479fd8e72b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"333b75b08271cebb684fe2a14850432fc05a05bee059615775e8bd479fd8e72b","first_computed_at":"2026-05-18T02:15:45.799943Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:15:45.799943Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Z+CpweXrVEX09L0jVo0+oZkco32qNmNwJxhRvnGlsJ/fpVTwmyjH9IrShcGFoJeBZo0GaD4yMgs5G2t1wOu2Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:15:45.800456Z","signed_message":"canonical_sha256_bytes"},"source_id":"0806.4884","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:963949d7a3c94756ab3e427b4a9d072e5af2d96a8b7232065b0e1879a0950a94","sha256:6ded8229b32e6f9f701d40528d916d0a2df89bf3ec9dc982a31705b7577c41de"],"state_sha256":"d3a3fc578008d060f7c7b9e70a0a79afc53614613f3c42595e72669be5c23727"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XFgXi9iGXiqnmNUdu0GW6lTvgByyXBBz0CtegiCkpPCRMkXClT5GQaUTE1leDO6KO0eQiMUbgDFAzKuqJeKWDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T05:30:18.988506Z","bundle_sha256":"146c8d695874ad1b62aae70af904cd6c47f1b964a925e2e70b1db608be349952"}}