{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:DBFMWGYTQ6A7H5CHPBLOX37NAD","short_pith_number":"pith:DBFMWGYT","canonical_record":{"source":{"id":"1205.1230","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-06T16:07:46Z","cross_cats_sorted":[],"title_canon_sha256":"6a690d8d780e56cf52d73b9ef561a942ba246da4459a25680162bb13704202f8","abstract_canon_sha256":"81cca1ef8cc94464c0e1a4e67c3b21a53efeaa8d781a208ec9b338ad78ef298c"},"schema_version":"1.0"},"canonical_sha256":"184acb1b138781f3f4477856ebefed00d35bbb44e773246e005ede9a19d0d7b2","source":{"kind":"arxiv","id":"1205.1230","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.1230","created_at":"2026-05-18T03:56:11Z"},{"alias_kind":"arxiv_version","alias_value":"1205.1230v1","created_at":"2026-05-18T03:56:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.1230","created_at":"2026-05-18T03:56:11Z"},{"alias_kind":"pith_short_12","alias_value":"DBFMWGYTQ6A7","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"DBFMWGYTQ6A7H5CH","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"DBFMWGYT","created_at":"2026-05-18T12:27:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:DBFMWGYTQ6A7H5CHPBLOX37NAD","target":"record","payload":{"canonical_record":{"source":{"id":"1205.1230","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-06T16:07:46Z","cross_cats_sorted":[],"title_canon_sha256":"6a690d8d780e56cf52d73b9ef561a942ba246da4459a25680162bb13704202f8","abstract_canon_sha256":"81cca1ef8cc94464c0e1a4e67c3b21a53efeaa8d781a208ec9b338ad78ef298c"},"schema_version":"1.0"},"canonical_sha256":"184acb1b138781f3f4477856ebefed00d35bbb44e773246e005ede9a19d0d7b2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:56:11.739420Z","signature_b64":"CN77fxzFZjynW9/O3oBulTFYTMykUeuo0EddJwJTAOEamuS8j31qZw1oDMolsj8Ub2WSCgCi+I4YCJqsDxBMAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"184acb1b138781f3f4477856ebefed00d35bbb44e773246e005ede9a19d0d7b2","last_reissued_at":"2026-05-18T03:56:11.738782Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:56:11.738782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1205.1230","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":"2026-05-18T03:56:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9o8xt60ZWiHjFTm5rvtpfDWvWIdOsDiATmisJDoNritr/W1r1P/D70UAuRhjLjMLvQ4kuvD819IupVz9yo0JCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-19T22:29:04.944376Z"},"content_sha256":"7da509200fe34a30d607d18122b7d22b6e2c16fdb0e230640e812e5b4344658d","schema_version":"1.0","event_id":"sha256:7da509200fe34a30d607d18122b7d22b6e2c16fdb0e230640e812e5b4344658d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:DBFMWGYTQ6A7H5CHPBLOX37NAD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local Moment Formation by Vacancies in Mono-layer Graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Ajay Pratap Singh Gahlot, Partha Goswami","submitted_at":"2012-05-06T16:07:46Z","abstract_excerpt":"We employ the Green's function technique to investigate the vacancy-induced quasi-localized magnetic moment formation in mono-layer graphene starting with the Dirac Hamiltonian, which focuses on the {\\pi}- orbitals only, involving the nearest neighbor(NN)(t) and moderate second neighbor(SN)(t' < t/3) hopping integrals. The vacancy defect is modeled by the addition of the on-site perturbation potential to the Hamiltonian. We find that, when (t'/t) << 1, the vacancy induced {\\pi}-state at the zero of energy(zero-mode state(ZMS)) does not inhabit the minority sub-lattice due to the strong scalar "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.1230","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":"2026-05-18T03:56:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rfndQYWM9vy/T8l6mJKtB1B80VHW7cbpHLm3dFv7izDVOwtfsv4hckPQSGW7XIwQ1hFroyV5K0t1N1YOf9KPAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-19T22:29:04.944732Z"},"content_sha256":"4f7f53562090fc1dd6990e9e72b17eb9ce98027489779e304d523bd64d8d95fc","schema_version":"1.0","event_id":"sha256:4f7f53562090fc1dd6990e9e72b17eb9ce98027489779e304d523bd64d8d95fc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DBFMWGYTQ6A7H5CHPBLOX37NAD/bundle.json","state_url":"https://pith.science/pith/DBFMWGYTQ6A7H5CHPBLOX37NAD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DBFMWGYTQ6A7H5CHPBLOX37NAD/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":"2026-06-19T22:29:04Z","links":{"resolver":"https://pith.science/pith/DBFMWGYTQ6A7H5CHPBLOX37NAD","bundle":"https://pith.science/pith/DBFMWGYTQ6A7H5CHPBLOX37NAD/bundle.json","state":"https://pith.science/pith/DBFMWGYTQ6A7H5CHPBLOX37NAD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DBFMWGYTQ6A7H5CHPBLOX37NAD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:DBFMWGYTQ6A7H5CHPBLOX37NAD","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":"81cca1ef8cc94464c0e1a4e67c3b21a53efeaa8d781a208ec9b338ad78ef298c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-06T16:07:46Z","title_canon_sha256":"6a690d8d780e56cf52d73b9ef561a942ba246da4459a25680162bb13704202f8"},"schema_version":"1.0","source":{"id":"1205.1230","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.1230","created_at":"2026-05-18T03:56:11Z"},{"alias_kind":"arxiv_version","alias_value":"1205.1230v1","created_at":"2026-05-18T03:56:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.1230","created_at":"2026-05-18T03:56:11Z"},{"alias_kind":"pith_short_12","alias_value":"DBFMWGYTQ6A7","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"DBFMWGYTQ6A7H5CH","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"DBFMWGYT","created_at":"2026-05-18T12:27:01Z"}],"graph_snapshots":[{"event_id":"sha256:4f7f53562090fc1dd6990e9e72b17eb9ce98027489779e304d523bd64d8d95fc","target":"graph","created_at":"2026-05-18T03:56:11Z","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":"We employ the Green's function technique to investigate the vacancy-induced quasi-localized magnetic moment formation in mono-layer graphene starting with the Dirac Hamiltonian, which focuses on the {\\pi}- orbitals only, involving the nearest neighbor(NN)(t) and moderate second neighbor(SN)(t' < t/3) hopping integrals. The vacancy defect is modeled by the addition of the on-site perturbation potential to the Hamiltonian. We find that, when (t'/t) << 1, the vacancy induced {\\pi}-state at the zero of energy(zero-mode state(ZMS)) does not inhabit the minority sub-lattice due to the strong scalar ","authors_text":"Ajay Pratap Singh Gahlot, Partha Goswami","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-06T16:07:46Z","title":"Local Moment Formation by Vacancies in Mono-layer Graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.1230","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":"sha256:7da509200fe34a30d607d18122b7d22b6e2c16fdb0e230640e812e5b4344658d","target":"record","created_at":"2026-05-18T03:56:11Z","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":"81cca1ef8cc94464c0e1a4e67c3b21a53efeaa8d781a208ec9b338ad78ef298c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-06T16:07:46Z","title_canon_sha256":"6a690d8d780e56cf52d73b9ef561a942ba246da4459a25680162bb13704202f8"},"schema_version":"1.0","source":{"id":"1205.1230","kind":"arxiv","version":1}},"canonical_sha256":"184acb1b138781f3f4477856ebefed00d35bbb44e773246e005ede9a19d0d7b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"184acb1b138781f3f4477856ebefed00d35bbb44e773246e005ede9a19d0d7b2","first_computed_at":"2026-05-18T03:56:11.738782Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:56:11.738782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CN77fxzFZjynW9/O3oBulTFYTMykUeuo0EddJwJTAOEamuS8j31qZw1oDMolsj8Ub2WSCgCi+I4YCJqsDxBMAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:56:11.739420Z","signed_message":"canonical_sha256_bytes"},"source_id":"1205.1230","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7da509200fe34a30d607d18122b7d22b6e2c16fdb0e230640e812e5b4344658d","sha256:4f7f53562090fc1dd6990e9e72b17eb9ce98027489779e304d523bd64d8d95fc"],"state_sha256":"79550ae1abd331729b5025a184d86a9f4a4d0f5b36b3fe047501b15b8f7a801e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DaV/byl1m9p95QquIBx5Yl98/353BxRTXAAqg8EwahKRmRRsHJDFx3i9RZwz8nbabxrHdr4IiqNUF5cFy9qjBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-19T22:29:04.946676Z","bundle_sha256":"44a51b161982fce37074b3633038745fc31d4e38a09a6a7c93fe749abbdaf674"}}