{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:EPVHZYVOTVHHMEA6BRYZGOQWIL","short_pith_number":"pith:EPVHZYVO","canonical_record":{"source":{"id":"1011.4736","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-22T06:09:59Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"772a8418583cc291cd6f7850303e908a37e60b5de2899686ccfad423a1cff503","abstract_canon_sha256":"0fdd8f5e93fb72eea96ace724b38e9eea0ee3791dc56503441b0cedba4bf21f7"},"schema_version":"1.0"},"canonical_sha256":"23ea7ce2ae9d4e76101e0c71933a1642f87c8e9f6fdb1cca7f9275e98caec5b2","source":{"kind":"arxiv","id":"1011.4736","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.4736","created_at":"2026-05-18T04:35:04Z"},{"alias_kind":"arxiv_version","alias_value":"1011.4736v1","created_at":"2026-05-18T04:35:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.4736","created_at":"2026-05-18T04:35:04Z"},{"alias_kind":"pith_short_12","alias_value":"EPVHZYVOTVHH","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EPVHZYVOTVHHMEA6","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EPVHZYVO","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:EPVHZYVOTVHHMEA6BRYZGOQWIL","target":"record","payload":{"canonical_record":{"source":{"id":"1011.4736","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-22T06:09:59Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"772a8418583cc291cd6f7850303e908a37e60b5de2899686ccfad423a1cff503","abstract_canon_sha256":"0fdd8f5e93fb72eea96ace724b38e9eea0ee3791dc56503441b0cedba4bf21f7"},"schema_version":"1.0"},"canonical_sha256":"23ea7ce2ae9d4e76101e0c71933a1642f87c8e9f6fdb1cca7f9275e98caec5b2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:35:04.073598Z","signature_b64":"Gw2jEZz9v4bgV0vG7PHWW8sdrfQ4q/SZCto09a7jxsxTDSTjWH94/JYExiJhfpZ+5CCsNWrxx3wGWlti/20hBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"23ea7ce2ae9d4e76101e0c71933a1642f87c8e9f6fdb1cca7f9275e98caec5b2","last_reissued_at":"2026-05-18T04:35:04.073172Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:35:04.073172Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1011.4736","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":"2026-05-18T04:35:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3pmikaZn0hi0bMaXH+Z0AaQz8ldQ+qX453kNCnA1+fvf7b8A9FAIYwrQlOIET6vEzXpreNOPrkAnuEIo+deKDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:24:31.262279Z"},"content_sha256":"f467e9d4d6defa83b3e778c4d9e9cff36dcc071e4d68c1d70cfcd7e249d09268","schema_version":"1.0","event_id":"sha256:f467e9d4d6defa83b3e778c4d9e9cff36dcc071e4d68c1d70cfcd7e249d09268"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:EPVHZYVOTVHHMEA6BRYZGOQWIL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Sensory Organ like Response of Zigzag Edge Graphene 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":"Somnath Bhowmick, Vijay B. Shenoy","submitted_at":"2010-11-22T06:09:59Z","abstract_excerpt":"Using a continuum Dirac theory, we study the density and spin response of zigzag edge terminated graphene ribbons subjected to edge potentials and Zeeman fields. Our analytical calculations of the density and spin responses of the closed system (fixed particle number) to the static edge fields, show a highly nonlinear Weber-Fechner type behavior where the response depends logarithmically on the edge potential. The dependence of the response on the size of the system (e.g. width of a nanoribbon) is also uncovered. Zigzag edge graphene nanoribbons, therefore, provide a realization of response of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.4736","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":"2026-05-18T04:35:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YqqLsSBoiQBEdiDOHey/zWvKfJHcMlJrInr7k9xnR0QxsKXItKTHYPvjynpZAhttywLhKjNcxhHfKC78smDBAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:24:31.262643Z"},"content_sha256":"c2f84a748f5237db27d20fa6386110f3150f8bec9512be1b3cca0245c5ce6618","schema_version":"1.0","event_id":"sha256:c2f84a748f5237db27d20fa6386110f3150f8bec9512be1b3cca0245c5ce6618"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EPVHZYVOTVHHMEA6BRYZGOQWIL/bundle.json","state_url":"https://pith.science/pith/EPVHZYVOTVHHMEA6BRYZGOQWIL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EPVHZYVOTVHHMEA6BRYZGOQWIL/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":"2026-06-06T15:24:31Z","links":{"resolver":"https://pith.science/pith/EPVHZYVOTVHHMEA6BRYZGOQWIL","bundle":"https://pith.science/pith/EPVHZYVOTVHHMEA6BRYZGOQWIL/bundle.json","state":"https://pith.science/pith/EPVHZYVOTVHHMEA6BRYZGOQWIL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EPVHZYVOTVHHMEA6BRYZGOQWIL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:EPVHZYVOTVHHMEA6BRYZGOQWIL","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":"0fdd8f5e93fb72eea96ace724b38e9eea0ee3791dc56503441b0cedba4bf21f7","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-22T06:09:59Z","title_canon_sha256":"772a8418583cc291cd6f7850303e908a37e60b5de2899686ccfad423a1cff503"},"schema_version":"1.0","source":{"id":"1011.4736","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.4736","created_at":"2026-05-18T04:35:04Z"},{"alias_kind":"arxiv_version","alias_value":"1011.4736v1","created_at":"2026-05-18T04:35:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.4736","created_at":"2026-05-18T04:35:04Z"},{"alias_kind":"pith_short_12","alias_value":"EPVHZYVOTVHH","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EPVHZYVOTVHHMEA6","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EPVHZYVO","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:c2f84a748f5237db27d20fa6386110f3150f8bec9512be1b3cca0245c5ce6618","target":"graph","created_at":"2026-05-18T04:35:04Z","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":"Using a continuum Dirac theory, we study the density and spin response of zigzag edge terminated graphene ribbons subjected to edge potentials and Zeeman fields. Our analytical calculations of the density and spin responses of the closed system (fixed particle number) to the static edge fields, show a highly nonlinear Weber-Fechner type behavior where the response depends logarithmically on the edge potential. The dependence of the response on the size of the system (e.g. width of a nanoribbon) is also uncovered. Zigzag edge graphene nanoribbons, therefore, provide a realization of response of","authors_text":"Somnath Bhowmick, Vijay B. Shenoy","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-22T06:09:59Z","title":"Sensory Organ like Response of Zigzag Edge Graphene Nanoribbons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.4736","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:f467e9d4d6defa83b3e778c4d9e9cff36dcc071e4d68c1d70cfcd7e249d09268","target":"record","created_at":"2026-05-18T04:35:04Z","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":"0fdd8f5e93fb72eea96ace724b38e9eea0ee3791dc56503441b0cedba4bf21f7","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-22T06:09:59Z","title_canon_sha256":"772a8418583cc291cd6f7850303e908a37e60b5de2899686ccfad423a1cff503"},"schema_version":"1.0","source":{"id":"1011.4736","kind":"arxiv","version":1}},"canonical_sha256":"23ea7ce2ae9d4e76101e0c71933a1642f87c8e9f6fdb1cca7f9275e98caec5b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"23ea7ce2ae9d4e76101e0c71933a1642f87c8e9f6fdb1cca7f9275e98caec5b2","first_computed_at":"2026-05-18T04:35:04.073172Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:35:04.073172Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Gw2jEZz9v4bgV0vG7PHWW8sdrfQ4q/SZCto09a7jxsxTDSTjWH94/JYExiJhfpZ+5CCsNWrxx3wGWlti/20hBw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:35:04.073598Z","signed_message":"canonical_sha256_bytes"},"source_id":"1011.4736","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f467e9d4d6defa83b3e778c4d9e9cff36dcc071e4d68c1d70cfcd7e249d09268","sha256:c2f84a748f5237db27d20fa6386110f3150f8bec9512be1b3cca0245c5ce6618"],"state_sha256":"f7515891d9b246c56942ec20c694ea28da789ab986dba4433c913ae086afdf56"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n5K9X9Xg1XqFoqEu1vb1k/lBl9Iy9volXULC51Q/S9E7ceV68PIQywl/HVzUHcF03H3NyAczh15ZFfJom5hhCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T15:24:31.264696Z","bundle_sha256":"72fefc69533ccb88abdf3ceaf1b073eb425f0466efbc7c400924b5d2a01d293a"}}