{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:VGT772U6KBXVWNAENNQ5DULK62","short_pith_number":"pith:VGT772U6","canonical_record":{"source":{"id":"1206.2671","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-06-12T20:59:24Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"a71d6d41f7e2e91537f2c6ec252b5ea8cf47b392d6064dd19a4864459d240bc8","abstract_canon_sha256":"532f9c3c4674f043a0cb255b6f1f0206e711250f025a8c6652c840e828ba7315"},"schema_version":"1.0"},"canonical_sha256":"a9a7ffea9e506f5b34046b61d1d16af68e6d18fe13f996af7ad3b661795777d1","source":{"kind":"arxiv","id":"1206.2671","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.2671","created_at":"2026-05-18T03:53:43Z"},{"alias_kind":"arxiv_version","alias_value":"1206.2671v1","created_at":"2026-05-18T03:53:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.2671","created_at":"2026-05-18T03:53:43Z"},{"alias_kind":"pith_short_12","alias_value":"VGT772U6KBXV","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VGT772U6KBXVWNAE","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VGT772U6","created_at":"2026-05-18T12:27:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:VGT772U6KBXVWNAENNQ5DULK62","target":"record","payload":{"canonical_record":{"source":{"id":"1206.2671","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-06-12T20:59:24Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"a71d6d41f7e2e91537f2c6ec252b5ea8cf47b392d6064dd19a4864459d240bc8","abstract_canon_sha256":"532f9c3c4674f043a0cb255b6f1f0206e711250f025a8c6652c840e828ba7315"},"schema_version":"1.0"},"canonical_sha256":"a9a7ffea9e506f5b34046b61d1d16af68e6d18fe13f996af7ad3b661795777d1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:53:43.369179Z","signature_b64":"9NkUdsy6Hl4cYl0cnZYNnMNGremk8bj/aQ6nFhSwBYi3pXhKOe+ota0KP9W7OHNtwfV+PnBSPAGJZROS7ToZAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a9a7ffea9e506f5b34046b61d1d16af68e6d18fe13f996af7ad3b661795777d1","last_reissued_at":"2026-05-18T03:53:43.368747Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:53:43.368747Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1206.2671","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":"2026-05-18T03:53:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Qn2UlyJ5sfLfED1emeN0I42bZO72h03pXEBMyHl01omLIKTBBaswlAoL4DUSrZeFEPoOHcC3LWCC21QZAXS7BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T22:00:17.088573Z"},"content_sha256":"7bb306ab2323afc8804aac89777c53050e808cef63c5521c60b1c4f4d3063d1a","schema_version":"1.0","event_id":"sha256:7bb306ab2323afc8804aac89777c53050e808cef63c5521c60b1c4f4d3063d1a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:VGT772U6KBXVWNAENNQ5DULK62","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Theory and simulation of quantum photovoltaic devices based on the non-equilibrium Green's function formalism","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"U. Aeberhard","submitted_at":"2012-06-12T20:59:24Z","abstract_excerpt":"This article reviews the application of the non-equilibrium Green's function formalism to the simulation of novel photovoltaic devices utilizing quantum confinement effects in low dimensional absorber structures. It covers well-known aspects of the fundamental NEGF theory for a system of interacting electrons, photons and phonons with relevance for the simulation of optoelectronic devices and introduces at the same time new approaches to the theoretical description of the elementary processes of photovoltaic device operation, such as photogeneration via coherent excitonic absorption, phonon-me"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.2671","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":"2026-05-18T03:53:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"omL+OS0Fetj5E+fp1bfypALUhjEd4YBKOh00e4jvzieAa2sOsnOQE6fTtTQ2fqIVy2CqhRYiTMfrdIxAgSiXBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T22:00:17.088925Z"},"content_sha256":"7a1053105041f2da6cfdeb5feaec2847260d121dee0a41363fc637d83c6a41d1","schema_version":"1.0","event_id":"sha256:7a1053105041f2da6cfdeb5feaec2847260d121dee0a41363fc637d83c6a41d1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VGT772U6KBXVWNAENNQ5DULK62/bundle.json","state_url":"https://pith.science/pith/VGT772U6KBXVWNAENNQ5DULK62/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VGT772U6KBXVWNAENNQ5DULK62/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":"2026-06-02T22:00:17Z","links":{"resolver":"https://pith.science/pith/VGT772U6KBXVWNAENNQ5DULK62","bundle":"https://pith.science/pith/VGT772U6KBXVWNAENNQ5DULK62/bundle.json","state":"https://pith.science/pith/VGT772U6KBXVWNAENNQ5DULK62/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VGT772U6KBXVWNAENNQ5DULK62/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:VGT772U6KBXVWNAENNQ5DULK62","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":"532f9c3c4674f043a0cb255b6f1f0206e711250f025a8c6652c840e828ba7315","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-06-12T20:59:24Z","title_canon_sha256":"a71d6d41f7e2e91537f2c6ec252b5ea8cf47b392d6064dd19a4864459d240bc8"},"schema_version":"1.0","source":{"id":"1206.2671","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.2671","created_at":"2026-05-18T03:53:43Z"},{"alias_kind":"arxiv_version","alias_value":"1206.2671v1","created_at":"2026-05-18T03:53:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.2671","created_at":"2026-05-18T03:53:43Z"},{"alias_kind":"pith_short_12","alias_value":"VGT772U6KBXV","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VGT772U6KBXVWNAE","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VGT772U6","created_at":"2026-05-18T12:27:25Z"}],"graph_snapshots":[{"event_id":"sha256:7a1053105041f2da6cfdeb5feaec2847260d121dee0a41363fc637d83c6a41d1","target":"graph","created_at":"2026-05-18T03:53:43Z","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":"This article reviews the application of the non-equilibrium Green's function formalism to the simulation of novel photovoltaic devices utilizing quantum confinement effects in low dimensional absorber structures. It covers well-known aspects of the fundamental NEGF theory for a system of interacting electrons, photons and phonons with relevance for the simulation of optoelectronic devices and introduces at the same time new approaches to the theoretical description of the elementary processes of photovoltaic device operation, such as photogeneration via coherent excitonic absorption, phonon-me","authors_text":"U. Aeberhard","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-06-12T20:59:24Z","title":"Theory and simulation of quantum photovoltaic devices based on the non-equilibrium Green's function formalism"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.2671","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":"sha256:7bb306ab2323afc8804aac89777c53050e808cef63c5521c60b1c4f4d3063d1a","target":"record","created_at":"2026-05-18T03:53:43Z","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":"532f9c3c4674f043a0cb255b6f1f0206e711250f025a8c6652c840e828ba7315","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-06-12T20:59:24Z","title_canon_sha256":"a71d6d41f7e2e91537f2c6ec252b5ea8cf47b392d6064dd19a4864459d240bc8"},"schema_version":"1.0","source":{"id":"1206.2671","kind":"arxiv","version":1}},"canonical_sha256":"a9a7ffea9e506f5b34046b61d1d16af68e6d18fe13f996af7ad3b661795777d1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a9a7ffea9e506f5b34046b61d1d16af68e6d18fe13f996af7ad3b661795777d1","first_computed_at":"2026-05-18T03:53:43.368747Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:53:43.368747Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9NkUdsy6Hl4cYl0cnZYNnMNGremk8bj/aQ6nFhSwBYi3pXhKOe+ota0KP9W7OHNtwfV+PnBSPAGJZROS7ToZAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:53:43.369179Z","signed_message":"canonical_sha256_bytes"},"source_id":"1206.2671","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7bb306ab2323afc8804aac89777c53050e808cef63c5521c60b1c4f4d3063d1a","sha256:7a1053105041f2da6cfdeb5feaec2847260d121dee0a41363fc637d83c6a41d1"],"state_sha256":"8de69d017ec59feeedf0549c8384fad3946aac4fa0a74ee7622ec2222fcd7e4a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PGJey+p4UFS2+jIBc+PvIYQTTZuuJFEMVvPcMJi0WNm+hO6CKbpADqX+UpJEXiYKHc0AHpeV4UiOaaqm1XImCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T22:00:17.090876Z","bundle_sha256":"a956969fc65c4854dfcc5e9fc6ab503587768db8a2c61f73ff6acad30bacee9a"}}