{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:7CMEZNEKEUEIYARYQY5B7XORRS","short_pith_number":"pith:7CMEZNEK","canonical_record":{"source":{"id":"1208.4560","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-08-22T17:11:25Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"c14761c404ce13b75274280edecd197b69dfc5c882cc98829202344f5c95bd4d","abstract_canon_sha256":"eda4d11a96b443dcab82b4d969bef133f8a76d9f62675f247e7b26865728a23e"},"schema_version":"1.0"},"canonical_sha256":"f8984cb48a25088c0238863a1fddd18ca87681e38d7a3cdf25218f882b11118b","source":{"kind":"arxiv","id":"1208.4560","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.4560","created_at":"2026-05-18T03:48:14Z"},{"alias_kind":"arxiv_version","alias_value":"1208.4560v1","created_at":"2026-05-18T03:48:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.4560","created_at":"2026-05-18T03:48:14Z"},{"alias_kind":"pith_short_12","alias_value":"7CMEZNEKEUEI","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_16","alias_value":"7CMEZNEKEUEIYARY","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_8","alias_value":"7CMEZNEK","created_at":"2026-05-18T12:26:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:7CMEZNEKEUEIYARYQY5B7XORRS","target":"record","payload":{"canonical_record":{"source":{"id":"1208.4560","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-08-22T17:11:25Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"c14761c404ce13b75274280edecd197b69dfc5c882cc98829202344f5c95bd4d","abstract_canon_sha256":"eda4d11a96b443dcab82b4d969bef133f8a76d9f62675f247e7b26865728a23e"},"schema_version":"1.0"},"canonical_sha256":"f8984cb48a25088c0238863a1fddd18ca87681e38d7a3cdf25218f882b11118b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:48:14.044542Z","signature_b64":"AUjqZ3p3ghokc4xS8ySgolwlzWoKJoeCzAL5pcAjERMdnA1yCIJakrxl1mpvu89HvuX1gBpDyVo/mPRN2T09Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f8984cb48a25088c0238863a1fddd18ca87681e38d7a3cdf25218f882b11118b","last_reissued_at":"2026-05-18T03:48:14.043988Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:48:14.043988Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.4560","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":"2026-05-18T03:48:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"24mQal0pYe7wX5yhcxKacKG3KbQorQge4CuIOvaCgA0sT0Zxmotf5CD5MR15J0B6qnWPU4UtRKJskgM4jUtWCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T07:43:03.977192Z"},"content_sha256":"87246cb3b7af3a037d9c3b16208d7174368eb117577ee5b9efac86502f7606cf","schema_version":"1.0","event_id":"sha256:87246cb3b7af3a037d9c3b16208d7174368eb117577ee5b9efac86502f7606cf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:7CMEZNEKEUEIYARYQY5B7XORRS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Embedded metal nanopatterns for near-field scattering-enhanced optical absorption","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mes-hall","authors_text":"Fan Ye, Michael J. Burns, Michael J. Naughton","submitted_at":"2012-08-22T17:11:25Z","abstract_excerpt":"Simulations of metal nanopatterns embedded in a thin photovoltaic absorber show significantly enhanced absorbance within the semiconductor, with a more than 300% increase for {\\lambda} = 800 nm. Integrating with AM1.5 solar irradiation, this yields a 70% increase in simulated short circuit current density in a 60 nm amorphous silicon film. Embedding such metal patterns inside an absorber maximally utilizes enhanced electric fields that result from intense, spatially organized, near-field scattering in the vicinity of the pattern. Appropriately configured (i.e. with a thin insulating coating), "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.4560","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":"2026-05-18T03:48:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BaYosmYTG3BqGTWwDZq38QTDOszTAgbJvirJj5dzK1CUGaFv5rEty+I+hqtW/k7B+gR0bHrK//gd3Bp43ul2Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T07:43:03.977595Z"},"content_sha256":"5230c24da58634a113e34e9b45d0622ca67d13d31218cc3c0a2fe834fa02c4b4","schema_version":"1.0","event_id":"sha256:5230c24da58634a113e34e9b45d0622ca67d13d31218cc3c0a2fe834fa02c4b4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7CMEZNEKEUEIYARYQY5B7XORRS/bundle.json","state_url":"https://pith.science/pith/7CMEZNEKEUEIYARYQY5B7XORRS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7CMEZNEKEUEIYARYQY5B7XORRS/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":"2026-06-09T07:43:03Z","links":{"resolver":"https://pith.science/pith/7CMEZNEKEUEIYARYQY5B7XORRS","bundle":"https://pith.science/pith/7CMEZNEKEUEIYARYQY5B7XORRS/bundle.json","state":"https://pith.science/pith/7CMEZNEKEUEIYARYQY5B7XORRS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7CMEZNEKEUEIYARYQY5B7XORRS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:7CMEZNEKEUEIYARYQY5B7XORRS","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":"eda4d11a96b443dcab82b4d969bef133f8a76d9f62675f247e7b26865728a23e","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-08-22T17:11:25Z","title_canon_sha256":"c14761c404ce13b75274280edecd197b69dfc5c882cc98829202344f5c95bd4d"},"schema_version":"1.0","source":{"id":"1208.4560","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.4560","created_at":"2026-05-18T03:48:14Z"},{"alias_kind":"arxiv_version","alias_value":"1208.4560v1","created_at":"2026-05-18T03:48:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.4560","created_at":"2026-05-18T03:48:14Z"},{"alias_kind":"pith_short_12","alias_value":"7CMEZNEKEUEI","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_16","alias_value":"7CMEZNEKEUEIYARY","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_8","alias_value":"7CMEZNEK","created_at":"2026-05-18T12:26:56Z"}],"graph_snapshots":[{"event_id":"sha256:5230c24da58634a113e34e9b45d0622ca67d13d31218cc3c0a2fe834fa02c4b4","target":"graph","created_at":"2026-05-18T03:48:14Z","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":"Simulations of metal nanopatterns embedded in a thin photovoltaic absorber show significantly enhanced absorbance within the semiconductor, with a more than 300% increase for {\\lambda} = 800 nm. Integrating with AM1.5 solar irradiation, this yields a 70% increase in simulated short circuit current density in a 60 nm amorphous silicon film. Embedding such metal patterns inside an absorber maximally utilizes enhanced electric fields that result from intense, spatially organized, near-field scattering in the vicinity of the pattern. Appropriately configured (i.e. with a thin insulating coating), ","authors_text":"Fan Ye, Michael J. Burns, Michael J. Naughton","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-08-22T17:11:25Z","title":"Embedded metal nanopatterns for near-field scattering-enhanced optical absorption"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.4560","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":"sha256:87246cb3b7af3a037d9c3b16208d7174368eb117577ee5b9efac86502f7606cf","target":"record","created_at":"2026-05-18T03:48:14Z","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":"eda4d11a96b443dcab82b4d969bef133f8a76d9f62675f247e7b26865728a23e","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-08-22T17:11:25Z","title_canon_sha256":"c14761c404ce13b75274280edecd197b69dfc5c882cc98829202344f5c95bd4d"},"schema_version":"1.0","source":{"id":"1208.4560","kind":"arxiv","version":1}},"canonical_sha256":"f8984cb48a25088c0238863a1fddd18ca87681e38d7a3cdf25218f882b11118b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f8984cb48a25088c0238863a1fddd18ca87681e38d7a3cdf25218f882b11118b","first_computed_at":"2026-05-18T03:48:14.043988Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:48:14.043988Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AUjqZ3p3ghokc4xS8ySgolwlzWoKJoeCzAL5pcAjERMdnA1yCIJakrxl1mpvu89HvuX1gBpDyVo/mPRN2T09Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:48:14.044542Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.4560","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:87246cb3b7af3a037d9c3b16208d7174368eb117577ee5b9efac86502f7606cf","sha256:5230c24da58634a113e34e9b45d0622ca67d13d31218cc3c0a2fe834fa02c4b4"],"state_sha256":"b451ea36e31f84b26f497246ab326b87307c0f5eb0f2ad2563d2e96bc16dc951"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wsGLBDUZAvnJ04oLsl9Pvl0zAtfwZta/Jhx7SUrPbw4Wjtl/X2UoWEcZ8n2D/d8eV20sfucJPHjHIQtDlExgDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T07:43:03.980581Z","bundle_sha256":"863cdaf19c3e18cef747c196eaa2fefa84db2a3370959405d74a534ae7ca01b9"}}