{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:AJJX6GJXMWQ5EGMZJQQEDFMUU3","short_pith_number":"pith:AJJX6GJX","canonical_record":{"source":{"id":"1604.06451","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2016-04-21T05:34:34Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"3edc49f58fa7e6dd2c0dfef207338e6f357c44c3e8c5aa1778d100c20a006053","abstract_canon_sha256":"06de27299327f1e6fe48f0267db5e82f2a5ce9e3339535dd61c42d479d394b7f"},"schema_version":"1.0"},"canonical_sha256":"02537f193765a1d219994c20419594a6fc235a79c1e737f9a143a9350c5f4284","source":{"kind":"arxiv","id":"1604.06451","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.06451","created_at":"2026-05-18T01:16:29Z"},{"alias_kind":"arxiv_version","alias_value":"1604.06451v1","created_at":"2026-05-18T01:16:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.06451","created_at":"2026-05-18T01:16:29Z"},{"alias_kind":"pith_short_12","alias_value":"AJJX6GJXMWQ5","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"AJJX6GJXMWQ5EGMZ","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"AJJX6GJX","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:AJJX6GJXMWQ5EGMZJQQEDFMUU3","target":"record","payload":{"canonical_record":{"source":{"id":"1604.06451","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2016-04-21T05:34:34Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"3edc49f58fa7e6dd2c0dfef207338e6f357c44c3e8c5aa1778d100c20a006053","abstract_canon_sha256":"06de27299327f1e6fe48f0267db5e82f2a5ce9e3339535dd61c42d479d394b7f"},"schema_version":"1.0"},"canonical_sha256":"02537f193765a1d219994c20419594a6fc235a79c1e737f9a143a9350c5f4284","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:29.004373Z","signature_b64":"S/NnRI7ilgQV43aBApzXdHWuNd4z8vileOhwxyudDoDlB0ktLFTPLxJDmtIrJD16yQCPpMWk5ZIt5KWibsthDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"02537f193765a1d219994c20419594a6fc235a79c1e737f9a143a9350c5f4284","last_reissued_at":"2026-05-18T01:16:29.003851Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:29.003851Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1604.06451","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":"2026-05-18T01:16:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K4TqYecahcjrea2DWePo0hKunlyUK3EqDZnCs0+i7ydhUzoDMgvVbdyLHNhrRahCJEvb4NMevyqfN0VX8a1ZAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T09:19:14.042977Z"},"content_sha256":"a1f9dbb22b6bcd2dd25e8a0c4b45638c771b0105164a254e82e05ca8af5909e6","schema_version":"1.0","event_id":"sha256:a1f9dbb22b6bcd2dd25e8a0c4b45638c771b0105164a254e82e05ca8af5909e6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:AJJX6GJXMWQ5EGMZJQQEDFMUU3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lithography-Free, Low-Cost Method for Improving Photodiode Performance by Etching Silicon Nanocones as Antireflection Layer","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"physics.ins-det","authors_text":"Gang Logan Liu, Jiahao Lin, Jing Jiang, Zhida Xu","submitted_at":"2016-04-21T05:34:34Z","abstract_excerpt":"A three-step process has been demonstrated to improve the performance of photodiode by creating nanocone forest on the surface of photodiode as an antireflection layer. This high-throughput, low-cost process has been shown to decrease the reflectivity by 66.1%, enhance the quantum efficiency by 27%, and increase the responsivity by 25.7%. This low-cost manufacture process can be applied to increase the responsivity of silicon based photonic devices."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.06451","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":"2026-05-18T01:16:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+XcTeb8qR0KyAEae2ybLMxQNXd/QFBL56gMJNNAyxwyYAileF8BhHeLxfgFx8YXfToO9OLNus/9elm01hgsvBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T09:19:14.043654Z"},"content_sha256":"f24d15264758bae95b8f3263b942f49e2a82c797c5cb0a714524f93255906e5c","schema_version":"1.0","event_id":"sha256:f24d15264758bae95b8f3263b942f49e2a82c797c5cb0a714524f93255906e5c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AJJX6GJXMWQ5EGMZJQQEDFMUU3/bundle.json","state_url":"https://pith.science/pith/AJJX6GJXMWQ5EGMZJQQEDFMUU3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AJJX6GJXMWQ5EGMZJQQEDFMUU3/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":"2026-06-09T09:19:14Z","links":{"resolver":"https://pith.science/pith/AJJX6GJXMWQ5EGMZJQQEDFMUU3","bundle":"https://pith.science/pith/AJJX6GJXMWQ5EGMZJQQEDFMUU3/bundle.json","state":"https://pith.science/pith/AJJX6GJXMWQ5EGMZJQQEDFMUU3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AJJX6GJXMWQ5EGMZJQQEDFMUU3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:AJJX6GJXMWQ5EGMZJQQEDFMUU3","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":"06de27299327f1e6fe48f0267db5e82f2a5ce9e3339535dd61c42d479d394b7f","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2016-04-21T05:34:34Z","title_canon_sha256":"3edc49f58fa7e6dd2c0dfef207338e6f357c44c3e8c5aa1778d100c20a006053"},"schema_version":"1.0","source":{"id":"1604.06451","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.06451","created_at":"2026-05-18T01:16:29Z"},{"alias_kind":"arxiv_version","alias_value":"1604.06451v1","created_at":"2026-05-18T01:16:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.06451","created_at":"2026-05-18T01:16:29Z"},{"alias_kind":"pith_short_12","alias_value":"AJJX6GJXMWQ5","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"AJJX6GJXMWQ5EGMZ","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"AJJX6GJX","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:f24d15264758bae95b8f3263b942f49e2a82c797c5cb0a714524f93255906e5c","target":"graph","created_at":"2026-05-18T01:16:29Z","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":"A three-step process has been demonstrated to improve the performance of photodiode by creating nanocone forest on the surface of photodiode as an antireflection layer. This high-throughput, low-cost process has been shown to decrease the reflectivity by 66.1%, enhance the quantum efficiency by 27%, and increase the responsivity by 25.7%. This low-cost manufacture process can be applied to increase the responsivity of silicon based photonic devices.","authors_text":"Gang Logan Liu, Jiahao Lin, Jing Jiang, Zhida Xu","cross_cats":["physics.optics"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2016-04-21T05:34:34Z","title":"Lithography-Free, Low-Cost Method for Improving Photodiode Performance by Etching Silicon Nanocones as Antireflection Layer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.06451","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:a1f9dbb22b6bcd2dd25e8a0c4b45638c771b0105164a254e82e05ca8af5909e6","target":"record","created_at":"2026-05-18T01:16:29Z","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":"06de27299327f1e6fe48f0267db5e82f2a5ce9e3339535dd61c42d479d394b7f","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2016-04-21T05:34:34Z","title_canon_sha256":"3edc49f58fa7e6dd2c0dfef207338e6f357c44c3e8c5aa1778d100c20a006053"},"schema_version":"1.0","source":{"id":"1604.06451","kind":"arxiv","version":1}},"canonical_sha256":"02537f193765a1d219994c20419594a6fc235a79c1e737f9a143a9350c5f4284","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"02537f193765a1d219994c20419594a6fc235a79c1e737f9a143a9350c5f4284","first_computed_at":"2026-05-18T01:16:29.003851Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:16:29.003851Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S/NnRI7ilgQV43aBApzXdHWuNd4z8vileOhwxyudDoDlB0ktLFTPLxJDmtIrJD16yQCPpMWk5ZIt5KWibsthDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:16:29.004373Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.06451","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a1f9dbb22b6bcd2dd25e8a0c4b45638c771b0105164a254e82e05ca8af5909e6","sha256:f24d15264758bae95b8f3263b942f49e2a82c797c5cb0a714524f93255906e5c"],"state_sha256":"2e77a37ddaf476bb87e69fbcdf82633ef1e77dc969ca2e7c9b819670a1e6c136"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pgpYr2P+kF5zoDWTly4qbu5IXdllKcSuDfu/sXStuiBYOD3CXMllQTFpDj0rUPUU+CFQosZ2Td0S+SqRWYYUCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T09:19:14.050699Z","bundle_sha256":"65fa9c898d935fb3db6fa3561c55edd5e61fb9d7d9b6877c4e5008c72eb35020"}}