{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:GKO6YMCTWKFXXOV47FYZUMFRHX","short_pith_number":"pith:GKO6YMCT","canonical_record":{"source":{"id":"1512.04314","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-12-14T13:54:28Z","cross_cats_sorted":[],"title_canon_sha256":"f0f88fc34f6daa700567c75777351bf3d829b9d3726a3112bad8f62b176ed0b1","abstract_canon_sha256":"b2f10e46fa2913808a8a3a02c40aa2c3fd7b9d461bb63a995a354fd9f3ccfbfe"},"schema_version":"1.0"},"canonical_sha256":"329dec3053b28b7bbabcf9719a30b13df99fefe429f53331cd6a19ac219901e9","source":{"kind":"arxiv","id":"1512.04314","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.04314","created_at":"2026-05-18T01:20:01Z"},{"alias_kind":"arxiv_version","alias_value":"1512.04314v2","created_at":"2026-05-18T01:20:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.04314","created_at":"2026-05-18T01:20:01Z"},{"alias_kind":"pith_short_12","alias_value":"GKO6YMCTWKFX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GKO6YMCTWKFXXOV4","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GKO6YMCT","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:GKO6YMCTWKFXXOV47FYZUMFRHX","target":"record","payload":{"canonical_record":{"source":{"id":"1512.04314","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-12-14T13:54:28Z","cross_cats_sorted":[],"title_canon_sha256":"f0f88fc34f6daa700567c75777351bf3d829b9d3726a3112bad8f62b176ed0b1","abstract_canon_sha256":"b2f10e46fa2913808a8a3a02c40aa2c3fd7b9d461bb63a995a354fd9f3ccfbfe"},"schema_version":"1.0"},"canonical_sha256":"329dec3053b28b7bbabcf9719a30b13df99fefe429f53331cd6a19ac219901e9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:01.059000Z","signature_b64":"enppAoVTWUG5szrvZphZK1b/vMMPC6563HWp6ohuaJXAY//g2SA6vK85tUYuTnGZKkAZNmoI38KQPFTzPWAyDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"329dec3053b28b7bbabcf9719a30b13df99fefe429f53331cd6a19ac219901e9","last_reissued_at":"2026-05-18T01:20:01.058281Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:01.058281Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1512.04314","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:20:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NdkOjzUH/FGzoGIO4kk/GLivxEo6hfNmNm5L4WrC8Mu5VzPaYrCsFxhMqlUsvMmo/ut37Qww1Bd1T0uSBVNrDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T22:19:44.952441Z"},"content_sha256":"cc8f67eec9df128f52b519c2d5691d4630d867e26027b0ee8e95471565f06a17","schema_version":"1.0","event_id":"sha256:cc8f67eec9df128f52b519c2d5691d4630d867e26027b0ee8e95471565f06a17"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:GKO6YMCTWKFXXOV47FYZUMFRHX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Enhanced Organic Solar Cells Efficiency through Additive Electronic and Electro-optic Effects Resulting from Doping a Polymer Hole Transport Layer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Al Ghaferi, A. Nakao, B. Heinrich, C. Adachi, C.T. Howells, D.-W. Kim, E.S. Kim, F. Mathevet, H. Kim, I.D.W. Samuel, J.-C. Ribierre, J.-H. Kim, J.W. Wu, K.J. Lee, K. Marbou, M. S. Dahlem, M. Uchiyama, P. Andr\\'e, S. Furukawa, S.J. Kim, S. Mery, S.Y. Kim, T. Aoyama","submitted_at":"2015-12-14T13:54:28Z","abstract_excerpt":"We demonstrate that blending fluorinated molecules in PEDOT:PSS hole transport layers (HTL) induces charge transfers which impact on both charge extraction and photogeneration within organic photovoltaic (OPV) devices. OPVs fabricated with modified HTL and two photoactive polymer blends led systematically to power conversion efficiencies (PCE) increases, with PTB7:PC70BM blend exhibiting PCE of ~ 8.3 %, i.e. ~ 15 % increase compared to pristine HTL devices. A reduced device-to-device characteristics variations was also noticed when fluorinated additives were used to modify the PEDOT:PSS. Shadi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.04314","kind":"arxiv","version":2},"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":"2026-05-18T01:20:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a3WlsE0W66rEreJ+xfrKjNJ2hf7Oo3E31CM88nWT7eUl85RfSdx/4HBacNLx9vPSsFhzXJz5bJBE5+glwFmOBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T22:19:44.952786Z"},"content_sha256":"85b52b7fd8cf24926896108d6dc82e277b5f55eeb7c0b1380e06df05ddf1f414","schema_version":"1.0","event_id":"sha256:85b52b7fd8cf24926896108d6dc82e277b5f55eeb7c0b1380e06df05ddf1f414"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GKO6YMCTWKFXXOV47FYZUMFRHX/bundle.json","state_url":"https://pith.science/pith/GKO6YMCTWKFXXOV47FYZUMFRHX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GKO6YMCTWKFXXOV47FYZUMFRHX/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":"2026-06-05T22:19:44Z","links":{"resolver":"https://pith.science/pith/GKO6YMCTWKFXXOV47FYZUMFRHX","bundle":"https://pith.science/pith/GKO6YMCTWKFXXOV47FYZUMFRHX/bundle.json","state":"https://pith.science/pith/GKO6YMCTWKFXXOV47FYZUMFRHX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GKO6YMCTWKFXXOV47FYZUMFRHX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:GKO6YMCTWKFXXOV47FYZUMFRHX","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":"b2f10e46fa2913808a8a3a02c40aa2c3fd7b9d461bb63a995a354fd9f3ccfbfe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-12-14T13:54:28Z","title_canon_sha256":"f0f88fc34f6daa700567c75777351bf3d829b9d3726a3112bad8f62b176ed0b1"},"schema_version":"1.0","source":{"id":"1512.04314","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.04314","created_at":"2026-05-18T01:20:01Z"},{"alias_kind":"arxiv_version","alias_value":"1512.04314v2","created_at":"2026-05-18T01:20:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.04314","created_at":"2026-05-18T01:20:01Z"},{"alias_kind":"pith_short_12","alias_value":"GKO6YMCTWKFX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GKO6YMCTWKFXXOV4","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GKO6YMCT","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:85b52b7fd8cf24926896108d6dc82e277b5f55eeb7c0b1380e06df05ddf1f414","target":"graph","created_at":"2026-05-18T01:20:01Z","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 demonstrate that blending fluorinated molecules in PEDOT:PSS hole transport layers (HTL) induces charge transfers which impact on both charge extraction and photogeneration within organic photovoltaic (OPV) devices. OPVs fabricated with modified HTL and two photoactive polymer blends led systematically to power conversion efficiencies (PCE) increases, with PTB7:PC70BM blend exhibiting PCE of ~ 8.3 %, i.e. ~ 15 % increase compared to pristine HTL devices. A reduced device-to-device characteristics variations was also noticed when fluorinated additives were used to modify the PEDOT:PSS. Shadi","authors_text":"A. Al Ghaferi, A. Nakao, B. Heinrich, C. Adachi, C.T. Howells, D.-W. Kim, E.S. Kim, F. Mathevet, H. Kim, I.D.W. Samuel, J.-C. Ribierre, J.-H. Kim, J.W. Wu, K.J. Lee, K. Marbou, M. S. Dahlem, M. Uchiyama, P. Andr\\'e, S. Furukawa, S.J. Kim, S. Mery, S.Y. Kim, T. Aoyama","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-12-14T13:54:28Z","title":"Enhanced Organic Solar Cells Efficiency through Additive Electronic and Electro-optic Effects Resulting from Doping a Polymer Hole Transport Layer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.04314","kind":"arxiv","version":2},"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:cc8f67eec9df128f52b519c2d5691d4630d867e26027b0ee8e95471565f06a17","target":"record","created_at":"2026-05-18T01:20:01Z","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":"b2f10e46fa2913808a8a3a02c40aa2c3fd7b9d461bb63a995a354fd9f3ccfbfe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-12-14T13:54:28Z","title_canon_sha256":"f0f88fc34f6daa700567c75777351bf3d829b9d3726a3112bad8f62b176ed0b1"},"schema_version":"1.0","source":{"id":"1512.04314","kind":"arxiv","version":2}},"canonical_sha256":"329dec3053b28b7bbabcf9719a30b13df99fefe429f53331cd6a19ac219901e9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"329dec3053b28b7bbabcf9719a30b13df99fefe429f53331cd6a19ac219901e9","first_computed_at":"2026-05-18T01:20:01.058281Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:20:01.058281Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"enppAoVTWUG5szrvZphZK1b/vMMPC6563HWp6ohuaJXAY//g2SA6vK85tUYuTnGZKkAZNmoI38KQPFTzPWAyDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:20:01.059000Z","signed_message":"canonical_sha256_bytes"},"source_id":"1512.04314","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cc8f67eec9df128f52b519c2d5691d4630d867e26027b0ee8e95471565f06a17","sha256:85b52b7fd8cf24926896108d6dc82e277b5f55eeb7c0b1380e06df05ddf1f414"],"state_sha256":"ab078dc703ad1b95069407e23dafe57094f58ae813d2e9f2c47c273f627b4ae0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DSvA8Wkd3TyqzksNpwuF6ZYr1FXmxuBefhs1sjPXb/0Yy6d7XD1d3EnRQMeE8V+pEi+g9pc+zaJpceLdy44JDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T22:19:44.955009Z","bundle_sha256":"b2ee83f9bd8770eeda0682fdd27b28e23eefbe34e1b39f397c5a91d269c86ec5"}}