{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:7NFULBK3DA4E22STNNQQ76O3HN","short_pith_number":"pith:7NFULBK3","canonical_record":{"source":{"id":"1402.2711","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-12T01:27:23Z","cross_cats_sorted":[],"title_canon_sha256":"520ee54343826b6c9ef4d0021c1759d79f51bd3a6cfb0f33b03bef3d99ee6015","abstract_canon_sha256":"c7383f41cda7e9a74926c0ae8787c48d8a95336fb24c05452a2efb5f6da4f633"},"schema_version":"1.0"},"canonical_sha256":"fb4b45855b18384d6a536b610ff9db3b53108deab2353636b9910cf2f888ac8e","source":{"kind":"arxiv","id":"1402.2711","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.2711","created_at":"2026-05-18T02:59:17Z"},{"alias_kind":"arxiv_version","alias_value":"1402.2711v1","created_at":"2026-05-18T02:59:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.2711","created_at":"2026-05-18T02:59:17Z"},{"alias_kind":"pith_short_12","alias_value":"7NFULBK3DA4E","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"7NFULBK3DA4E22ST","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"7NFULBK3","created_at":"2026-05-18T12:28:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:7NFULBK3DA4E22STNNQQ76O3HN","target":"record","payload":{"canonical_record":{"source":{"id":"1402.2711","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-12T01:27:23Z","cross_cats_sorted":[],"title_canon_sha256":"520ee54343826b6c9ef4d0021c1759d79f51bd3a6cfb0f33b03bef3d99ee6015","abstract_canon_sha256":"c7383f41cda7e9a74926c0ae8787c48d8a95336fb24c05452a2efb5f6da4f633"},"schema_version":"1.0"},"canonical_sha256":"fb4b45855b18384d6a536b610ff9db3b53108deab2353636b9910cf2f888ac8e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:59:17.575590Z","signature_b64":"/fKu0pndBK5jIa3rvMPuGfSIUHA2BIrHprMaJ44kV4fXBuYEcztr98ATkFgESFHoAi4a/EnToPRlx/u7N4s+CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fb4b45855b18384d6a536b610ff9db3b53108deab2353636b9910cf2f888ac8e","last_reissued_at":"2026-05-18T02:59:17.574785Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:59:17.574785Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1402.2711","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":"2026-05-18T02:59:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ylM6HsUA0NsMgaOxBNqakVFCvxiwVhBc+7Fmchi6PO4y3tvZS40IaZBRUU/y370DyD/jEmbvSHaub+G8gT5+Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T15:18:08.811666Z"},"content_sha256":"ce0a28719fa470fde2ba2a28ed19837271f1d3ece882983a1cf53770d79d4340","schema_version":"1.0","event_id":"sha256:ce0a28719fa470fde2ba2a28ed19837271f1d3ece882983a1cf53770d79d4340"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:7NFULBK3DA4E22STNNQQ76O3HN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First-principles study of Carbz-PAHTDDT dye sensitizer and two Carbz-derived dyes for dye sensitized solar cells","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"Feng Wang, Narges Mohammadi","submitted_at":"2014-02-12T01:27:23Z","abstract_excerpt":"Two new carbazole-based organic dye sensitizers are designed and investigated in silico. These dyes are designed through chemical modifications of the conjugated bridge of a reference organic sensitizer known as Carbz-PAHTDDT (S9) dye. The aim of designing these dyes was to reduce the energy gap between their highest occupied molecular orbital (HOMO) and lowest unoccupied molecular orbital (LUMO) and to red-shift their absorption response compared to those of the reference S9 dye sensitizer. This reference dye has a reported promising efficiency when coupled with ferrocene-based electrolyte co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.2711","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":"2026-05-18T02:59:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WFejojRrgPjocrAely4qN9bbmcA//mSa5Jslg/1yT3dbaU0WCf929lFqz7ncGhS/LROFOmFvruDa24IQaaMECg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T15:18:08.812004Z"},"content_sha256":"5bca5d1747d7d4135592ceb46a0109e81b3d43a6b2e3d28b59a87a32f3182e52","schema_version":"1.0","event_id":"sha256:5bca5d1747d7d4135592ceb46a0109e81b3d43a6b2e3d28b59a87a32f3182e52"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7NFULBK3DA4E22STNNQQ76O3HN/bundle.json","state_url":"https://pith.science/pith/7NFULBK3DA4E22STNNQQ76O3HN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7NFULBK3DA4E22STNNQQ76O3HN/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":"2026-06-29T15:18:08Z","links":{"resolver":"https://pith.science/pith/7NFULBK3DA4E22STNNQQ76O3HN","bundle":"https://pith.science/pith/7NFULBK3DA4E22STNNQQ76O3HN/bundle.json","state":"https://pith.science/pith/7NFULBK3DA4E22STNNQQ76O3HN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7NFULBK3DA4E22STNNQQ76O3HN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:7NFULBK3DA4E22STNNQQ76O3HN","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":"c7383f41cda7e9a74926c0ae8787c48d8a95336fb24c05452a2efb5f6da4f633","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-12T01:27:23Z","title_canon_sha256":"520ee54343826b6c9ef4d0021c1759d79f51bd3a6cfb0f33b03bef3d99ee6015"},"schema_version":"1.0","source":{"id":"1402.2711","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.2711","created_at":"2026-05-18T02:59:17Z"},{"alias_kind":"arxiv_version","alias_value":"1402.2711v1","created_at":"2026-05-18T02:59:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.2711","created_at":"2026-05-18T02:59:17Z"},{"alias_kind":"pith_short_12","alias_value":"7NFULBK3DA4E","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"7NFULBK3DA4E22ST","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"7NFULBK3","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:5bca5d1747d7d4135592ceb46a0109e81b3d43a6b2e3d28b59a87a32f3182e52","target":"graph","created_at":"2026-05-18T02:59:17Z","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":"Two new carbazole-based organic dye sensitizers are designed and investigated in silico. These dyes are designed through chemical modifications of the conjugated bridge of a reference organic sensitizer known as Carbz-PAHTDDT (S9) dye. The aim of designing these dyes was to reduce the energy gap between their highest occupied molecular orbital (HOMO) and lowest unoccupied molecular orbital (LUMO) and to red-shift their absorption response compared to those of the reference S9 dye sensitizer. This reference dye has a reported promising efficiency when coupled with ferrocene-based electrolyte co","authors_text":"Feng Wang, Narges Mohammadi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-12T01:27:23Z","title":"First-principles study of Carbz-PAHTDDT dye sensitizer and two Carbz-derived dyes for dye sensitized solar cells"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.2711","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:ce0a28719fa470fde2ba2a28ed19837271f1d3ece882983a1cf53770d79d4340","target":"record","created_at":"2026-05-18T02:59:17Z","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":"c7383f41cda7e9a74926c0ae8787c48d8a95336fb24c05452a2efb5f6da4f633","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-12T01:27:23Z","title_canon_sha256":"520ee54343826b6c9ef4d0021c1759d79f51bd3a6cfb0f33b03bef3d99ee6015"},"schema_version":"1.0","source":{"id":"1402.2711","kind":"arxiv","version":1}},"canonical_sha256":"fb4b45855b18384d6a536b610ff9db3b53108deab2353636b9910cf2f888ac8e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fb4b45855b18384d6a536b610ff9db3b53108deab2353636b9910cf2f888ac8e","first_computed_at":"2026-05-18T02:59:17.574785Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:59:17.574785Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/fKu0pndBK5jIa3rvMPuGfSIUHA2BIrHprMaJ44kV4fXBuYEcztr98ATkFgESFHoAi4a/EnToPRlx/u7N4s+CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:59:17.575590Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.2711","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce0a28719fa470fde2ba2a28ed19837271f1d3ece882983a1cf53770d79d4340","sha256:5bca5d1747d7d4135592ceb46a0109e81b3d43a6b2e3d28b59a87a32f3182e52"],"state_sha256":"06c10f375a7246a3e0cbdd9dceb21ca3fbc25b1394604dcfd96f1a509b5b2dbd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DOg6jLrDXUkOKg4GBlhysZF4JAxfURWnsrtDLpTVwlW+kLIKOO1PQVaHIorkb0y//Jkp1Fi8D3uoaC9CGHONAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T15:18:08.813845Z","bundle_sha256":"995bf6f07be5379c05cc75bd2e97011ea4cdaea82c048405dacc85135d80958a"}}