{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:455K52PKWHKZNG6244SEK24F5P","short_pith_number":"pith:455K52PK","canonical_record":{"source":{"id":"1202.1059","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-02-06T07:19:41Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"7bc4323d57860b3a45625ee9519df07df952ffdba0a2b18ee813e10be0e01f55","abstract_canon_sha256":"8fdc335b9fdb1b48531ae6e21e4f68a38771f5eed98bebbf187c20bb30ce1257"},"schema_version":"1.0"},"canonical_sha256":"e77aaee9eab1d5969bdae724456b85ebddc831ab0f8707c9a38e454eb0c5726e","source":{"kind":"arxiv","id":"1202.1059","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.1059","created_at":"2026-05-18T01:58:33Z"},{"alias_kind":"arxiv_version","alias_value":"1202.1059v1","created_at":"2026-05-18T01:58:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.1059","created_at":"2026-05-18T01:58:33Z"},{"alias_kind":"pith_short_12","alias_value":"455K52PKWHKZ","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"455K52PKWHKZNG62","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"455K52PK","created_at":"2026-05-18T12:26:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:455K52PKWHKZNG6244SEK24F5P","target":"record","payload":{"canonical_record":{"source":{"id":"1202.1059","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-02-06T07:19:41Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"7bc4323d57860b3a45625ee9519df07df952ffdba0a2b18ee813e10be0e01f55","abstract_canon_sha256":"8fdc335b9fdb1b48531ae6e21e4f68a38771f5eed98bebbf187c20bb30ce1257"},"schema_version":"1.0"},"canonical_sha256":"e77aaee9eab1d5969bdae724456b85ebddc831ab0f8707c9a38e454eb0c5726e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:33.634101Z","signature_b64":"Yl5l4tIiXUMY33Ob5b/S9Hv421IjYjr5NsauubCcpf2tkJa1qbiXQnAO8e+o2qhtaIQvv3pRkiLkf9UJwKa0BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e77aaee9eab1d5969bdae724456b85ebddc831ab0f8707c9a38e454eb0c5726e","last_reissued_at":"2026-05-18T01:58:33.633444Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:33.633444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1202.1059","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":"2026-05-18T01:58:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jqit9ayTQtzsmCIMmIcm+loXFFkpsZA+1iw2AuJNhg5Q5Wy/+GSq06ef72gz2c7ztONvr/TAtkuKJxJHyF+ABQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T17:46:50.584672Z"},"content_sha256":"db5bdf3ebfe35cabca6cdb2a877ab2988481a4ea7ebd0c8787934f10e4f598cc","schema_version":"1.0","event_id":"sha256:db5bdf3ebfe35cabca6cdb2a877ab2988481a4ea7ebd0c8787934f10e4f598cc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:455K52PKWHKZNG6244SEK24F5P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Optical Self Energy in Graphene due to Correlations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"J. Hwang, J. P. Carbotte, J. P. F. LeBlanc","submitted_at":"2012-02-06T07:19:41Z","abstract_excerpt":"In highly correlated systems one can define an optical self energy in analogy to its quasiparticle (QP) self energy counterpart. This quantity provides useful information on the nature of the excitations involved in inelastic scattering processes. Here we calculate the self energy of the intraband optical transitions in graphene originating in the electron-electron interaction (EEI) as well as electron-phonon interaction (EPI). Although optics involves an average over all momenta ($k$) of the charge carriers, the structure in the optical self energy is nevertheless found to mirror mainly that "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.1059","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":"2026-05-18T01:58:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qtig/hTO9Lf4bgvjPdPVoGWkTDrx2FMJZY+Ge9fRH09ENZCGbR3Ca3bnkVfOvhSyE45GRa12+MrtEXkdIEWtDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T17:46:50.585046Z"},"content_sha256":"8525037d77d5ebf8fa6466949d10a7aebf706d7ddd513cba4994fe6a6db3d291","schema_version":"1.0","event_id":"sha256:8525037d77d5ebf8fa6466949d10a7aebf706d7ddd513cba4994fe6a6db3d291"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/455K52PKWHKZNG6244SEK24F5P/bundle.json","state_url":"https://pith.science/pith/455K52PKWHKZNG6244SEK24F5P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/455K52PKWHKZNG6244SEK24F5P/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":"2026-05-21T17:46:50Z","links":{"resolver":"https://pith.science/pith/455K52PKWHKZNG6244SEK24F5P","bundle":"https://pith.science/pith/455K52PKWHKZNG6244SEK24F5P/bundle.json","state":"https://pith.science/pith/455K52PKWHKZNG6244SEK24F5P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/455K52PKWHKZNG6244SEK24F5P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:455K52PKWHKZNG6244SEK24F5P","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":"8fdc335b9fdb1b48531ae6e21e4f68a38771f5eed98bebbf187c20bb30ce1257","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-02-06T07:19:41Z","title_canon_sha256":"7bc4323d57860b3a45625ee9519df07df952ffdba0a2b18ee813e10be0e01f55"},"schema_version":"1.0","source":{"id":"1202.1059","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.1059","created_at":"2026-05-18T01:58:33Z"},{"alias_kind":"arxiv_version","alias_value":"1202.1059v1","created_at":"2026-05-18T01:58:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.1059","created_at":"2026-05-18T01:58:33Z"},{"alias_kind":"pith_short_12","alias_value":"455K52PKWHKZ","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"455K52PKWHKZNG62","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"455K52PK","created_at":"2026-05-18T12:26:53Z"}],"graph_snapshots":[{"event_id":"sha256:8525037d77d5ebf8fa6466949d10a7aebf706d7ddd513cba4994fe6a6db3d291","target":"graph","created_at":"2026-05-18T01:58:33Z","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":"In highly correlated systems one can define an optical self energy in analogy to its quasiparticle (QP) self energy counterpart. This quantity provides useful information on the nature of the excitations involved in inelastic scattering processes. Here we calculate the self energy of the intraband optical transitions in graphene originating in the electron-electron interaction (EEI) as well as electron-phonon interaction (EPI). Although optics involves an average over all momenta ($k$) of the charge carriers, the structure in the optical self energy is nevertheless found to mirror mainly that ","authors_text":"J. Hwang, J. P. Carbotte, J. P. F. LeBlanc","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-02-06T07:19:41Z","title":"Optical Self Energy in Graphene due to Correlations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.1059","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:db5bdf3ebfe35cabca6cdb2a877ab2988481a4ea7ebd0c8787934f10e4f598cc","target":"record","created_at":"2026-05-18T01:58:33Z","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":"8fdc335b9fdb1b48531ae6e21e4f68a38771f5eed98bebbf187c20bb30ce1257","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-02-06T07:19:41Z","title_canon_sha256":"7bc4323d57860b3a45625ee9519df07df952ffdba0a2b18ee813e10be0e01f55"},"schema_version":"1.0","source":{"id":"1202.1059","kind":"arxiv","version":1}},"canonical_sha256":"e77aaee9eab1d5969bdae724456b85ebddc831ab0f8707c9a38e454eb0c5726e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e77aaee9eab1d5969bdae724456b85ebddc831ab0f8707c9a38e454eb0c5726e","first_computed_at":"2026-05-18T01:58:33.633444Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:33.633444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Yl5l4tIiXUMY33Ob5b/S9Hv421IjYjr5NsauubCcpf2tkJa1qbiXQnAO8e+o2qhtaIQvv3pRkiLkf9UJwKa0BA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:33.634101Z","signed_message":"canonical_sha256_bytes"},"source_id":"1202.1059","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:db5bdf3ebfe35cabca6cdb2a877ab2988481a4ea7ebd0c8787934f10e4f598cc","sha256:8525037d77d5ebf8fa6466949d10a7aebf706d7ddd513cba4994fe6a6db3d291"],"state_sha256":"821c8d9db6a65c99c9452d41235d6906c0c0ea95b571f194f9fea43ef1252b50"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DEESb3/CKfskN/x+IOKMa8vp3zRE+H5e/8CsqUk0s7UHcYlSOUjJq3gqDz+cvNBcECPYaH1YKu/ljoU1f8b9Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T17:46:50.587147Z","bundle_sha256":"f12f86e905758843f7eabfc259fb4eb92c2757256fad78ec00a3cb1060a86a85"}}