{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:IX4P4N624DDEKYWXN4V6GN2OQH","short_pith_number":"pith:IX4P4N62","canonical_record":{"source":{"id":"1601.01814","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-01-08T10:11:47Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"0a11724d7ef820d6f33b32a3c1e5e5198f14202f0ba7e325f40442d26fa1a57c","abstract_canon_sha256":"2bb602a11a1758ea3c2e38bd7d535b4719911f63ac9ea2a0df58c591202e465c"},"schema_version":"1.0"},"canonical_sha256":"45f8fe37dae0c64562d76f2be3374e81c1caf2864ab416eb52523ccdfe2a893c","source":{"kind":"arxiv","id":"1601.01814","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.01814","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"arxiv_version","alias_value":"1601.01814v1","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.01814","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"pith_short_12","alias_value":"IX4P4N624DDE","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"IX4P4N624DDEKYWX","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"IX4P4N62","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:IX4P4N624DDEKYWXN4V6GN2OQH","target":"record","payload":{"canonical_record":{"source":{"id":"1601.01814","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-01-08T10:11:47Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"0a11724d7ef820d6f33b32a3c1e5e5198f14202f0ba7e325f40442d26fa1a57c","abstract_canon_sha256":"2bb602a11a1758ea3c2e38bd7d535b4719911f63ac9ea2a0df58c591202e465c"},"schema_version":"1.0"},"canonical_sha256":"45f8fe37dae0c64562d76f2be3374e81c1caf2864ab416eb52523ccdfe2a893c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:08.302206Z","signature_b64":"qF3uM/PZmrhIf8PDlvhXvxdEmPWCrsNF+hRHTdca8VVNJP6x5rSoSDaXcnBmSV2cQ+DbtonrmT3iA3q5OW3sBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"45f8fe37dae0c64562d76f2be3374e81c1caf2864ab416eb52523ccdfe2a893c","last_reissued_at":"2026-05-18T00:41:08.301737Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:08.301737Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1601.01814","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":"2026-05-18T00:41:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GdZDLfgOMiXV1FG5V56nBvdyMKhOdHTZxDRhiQmNMJ3k7mvBJhS9LepnVMzisfvYmDzlUmqBjrP/BTXYReOkAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T18:48:14.015766Z"},"content_sha256":"b2d72835387154837d4497674a4d06a02fce6bd4bff883a288cecc2bc47ae5a0","schema_version":"1.0","event_id":"sha256:b2d72835387154837d4497674a4d06a02fce6bd4bff883a288cecc2bc47ae5a0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:IX4P4N624DDEKYWXN4V6GN2OQH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Broadband Photovoltaic Detectors based on an Atomically Thin Heterostructure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Anyuan Gao, Baigeng Wang, Dingyu Xing, Erfu Liu, Feng Miao, Junwen Zeng, Kang Xu, Minghui Lu, Mingsheng Long, Peng Wang, Shiqiao Qin, Shuhua Yao, Weida Hu, Wei Luo, Wei Zhou, Xueao Zhang, Yajun Fu, Yanfeng Chen, Yangyang Lv, Yi Shi, Yumeng You, Zhenhua Ni","submitted_at":"2016-01-08T10:11:47Z","abstract_excerpt":"Van der Waals junctions of two-dimensional materials with an atomically sharp interface open up unprecedented opportunities to design and study functional heterostructures. Semiconducting transition metal dichalcogenides have shown tremendous potential for future applications due to their unique electronic properties and strong light-matter interaction. However, many important optoelectronic applications, such as broadband photodetection, are severely hindered by their limited spectral range and reduced light absorption. Here, we present a p-g-n heterostructure formed by sandwiching graphene w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.01814","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":"2026-05-18T00:41:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XHiqU5d4u3sXCiKinjhEAFtoPJ9J+zVWtRpCS2ILfnn74CKigIaS/OPyAWnuYNom99rYQtMclXIBaFLzIvDIDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T18:48:14.016585Z"},"content_sha256":"cb009483508b3d28f402fecc2422f4f8f56bd1a649e532be5bce03e2dd0dfc1d","schema_version":"1.0","event_id":"sha256:cb009483508b3d28f402fecc2422f4f8f56bd1a649e532be5bce03e2dd0dfc1d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IX4P4N624DDEKYWXN4V6GN2OQH/bundle.json","state_url":"https://pith.science/pith/IX4P4N624DDEKYWXN4V6GN2OQH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IX4P4N624DDEKYWXN4V6GN2OQH/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":"2026-05-31T18:48:14Z","links":{"resolver":"https://pith.science/pith/IX4P4N624DDEKYWXN4V6GN2OQH","bundle":"https://pith.science/pith/IX4P4N624DDEKYWXN4V6GN2OQH/bundle.json","state":"https://pith.science/pith/IX4P4N624DDEKYWXN4V6GN2OQH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IX4P4N624DDEKYWXN4V6GN2OQH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:IX4P4N624DDEKYWXN4V6GN2OQH","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":"2bb602a11a1758ea3c2e38bd7d535b4719911f63ac9ea2a0df58c591202e465c","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-01-08T10:11:47Z","title_canon_sha256":"0a11724d7ef820d6f33b32a3c1e5e5198f14202f0ba7e325f40442d26fa1a57c"},"schema_version":"1.0","source":{"id":"1601.01814","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.01814","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"arxiv_version","alias_value":"1601.01814v1","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.01814","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"pith_short_12","alias_value":"IX4P4N624DDE","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"IX4P4N624DDEKYWX","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"IX4P4N62","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:cb009483508b3d28f402fecc2422f4f8f56bd1a649e532be5bce03e2dd0dfc1d","target":"graph","created_at":"2026-05-18T00:41:08Z","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":"Van der Waals junctions of two-dimensional materials with an atomically sharp interface open up unprecedented opportunities to design and study functional heterostructures. Semiconducting transition metal dichalcogenides have shown tremendous potential for future applications due to their unique electronic properties and strong light-matter interaction. However, many important optoelectronic applications, such as broadband photodetection, are severely hindered by their limited spectral range and reduced light absorption. Here, we present a p-g-n heterostructure formed by sandwiching graphene w","authors_text":"Anyuan Gao, Baigeng Wang, Dingyu Xing, Erfu Liu, Feng Miao, Junwen Zeng, Kang Xu, Minghui Lu, Mingsheng Long, Peng Wang, Shiqiao Qin, Shuhua Yao, Weida Hu, Wei Luo, Wei Zhou, Xueao Zhang, Yajun Fu, Yanfeng Chen, Yangyang Lv, Yi Shi, Yumeng You, Zhenhua Ni","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-01-08T10:11:47Z","title":"Broadband Photovoltaic Detectors based on an Atomically Thin Heterostructure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.01814","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:b2d72835387154837d4497674a4d06a02fce6bd4bff883a288cecc2bc47ae5a0","target":"record","created_at":"2026-05-18T00:41:08Z","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":"2bb602a11a1758ea3c2e38bd7d535b4719911f63ac9ea2a0df58c591202e465c","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-01-08T10:11:47Z","title_canon_sha256":"0a11724d7ef820d6f33b32a3c1e5e5198f14202f0ba7e325f40442d26fa1a57c"},"schema_version":"1.0","source":{"id":"1601.01814","kind":"arxiv","version":1}},"canonical_sha256":"45f8fe37dae0c64562d76f2be3374e81c1caf2864ab416eb52523ccdfe2a893c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"45f8fe37dae0c64562d76f2be3374e81c1caf2864ab416eb52523ccdfe2a893c","first_computed_at":"2026-05-18T00:41:08.301737Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:41:08.301737Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qF3uM/PZmrhIf8PDlvhXvxdEmPWCrsNF+hRHTdca8VVNJP6x5rSoSDaXcnBmSV2cQ+DbtonrmT3iA3q5OW3sBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:41:08.302206Z","signed_message":"canonical_sha256_bytes"},"source_id":"1601.01814","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b2d72835387154837d4497674a4d06a02fce6bd4bff883a288cecc2bc47ae5a0","sha256:cb009483508b3d28f402fecc2422f4f8f56bd1a649e532be5bce03e2dd0dfc1d"],"state_sha256":"4153e6056b130451945dace7982b1a6d298727c2ca60fad6b8ef97f8cf73e62c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MUlza18u8o45g/LwPbCb7hT8OqBtBhMEczl20Gf4DxBcXMTYqXi5TF+FdigDKgD45Ru6xnvEYq1IK0XXQrcUBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T18:48:14.020958Z","bundle_sha256":"cba7685fcb7b19e6f35b2faef5d1d75cc294229c91cd85d717636d3f4a40f3df"}}