{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:JDF6L74ZMXMA3QUTRMECHEPQQE","short_pith_number":"pith:JDF6L74Z","canonical_record":{"source":{"id":"2103.02149","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2021-03-03T03:04:58Z","cross_cats_sorted":[],"title_canon_sha256":"944d1ad5b06ffd440f2f2bc27cc86fe160a4b0ccf75c9999c8b5aaa6eb7a579e","abstract_canon_sha256":"98a844eea426be8a26d56ca2fb25733d40d6c215e886c0e344c31d15b0451177"},"schema_version":"1.0"},"canonical_sha256":"48cbe5ff9965d80dc2938b082391f08100cadff69a77b4e309c7daa108e4471a","source":{"kind":"arxiv","id":"2103.02149","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.02149","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"arxiv_version","alias_value":"2103.02149v1","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.02149","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"pith_short_12","alias_value":"JDF6L74ZMXMA","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"pith_short_16","alias_value":"JDF6L74ZMXMA3QUT","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"pith_short_8","alias_value":"JDF6L74Z","created_at":"2026-07-05T02:20:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:JDF6L74ZMXMA3QUTRMECHEPQQE","target":"record","payload":{"canonical_record":{"source":{"id":"2103.02149","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2021-03-03T03:04:58Z","cross_cats_sorted":[],"title_canon_sha256":"944d1ad5b06ffd440f2f2bc27cc86fe160a4b0ccf75c9999c8b5aaa6eb7a579e","abstract_canon_sha256":"98a844eea426be8a26d56ca2fb25733d40d6c215e886c0e344c31d15b0451177"},"schema_version":"1.0"},"canonical_sha256":"48cbe5ff9965d80dc2938b082391f08100cadff69a77b4e309c7daa108e4471a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:20:00.922024Z","signature_b64":"SNZDS+So7d+lIqxVro2JWjWZ+Eb1aY3JXM8QocrSTl5hgnyXblnp30diGM/H41uVJkDRW6snTJ4Cb3xEA0eAAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"48cbe5ff9965d80dc2938b082391f08100cadff69a77b4e309c7daa108e4471a","last_reissued_at":"2026-07-05T02:20:00.921527Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:20:00.921527Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2103.02149","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":"2026-07-05T02:20:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kGxhODMbQ0PJ9idIshVFqOhHaOw3/e6v6teRc7T83N2A3fVUDRnUsEWGI/bksfigPjqZpoPs+ls6utjYmUgdBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T22:25:59.069753Z"},"content_sha256":"53618d2e7cb9ba5a986253c042572a7aa803c5e70053cf43937b0a5810cd1396","schema_version":"1.0","event_id":"sha256:53618d2e7cb9ba5a986253c042572a7aa803c5e70053cf43937b0a5810cd1396"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:JDF6L74ZMXMA3QUTRMECHEPQQE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Organic single crystal phototransistors: Recent approaches and achievements","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Changbin Zhao, Hong Meng, Jiaoyi Ning, Muhammad Umair Ali","submitted_at":"2021-03-03T03:04:58Z","abstract_excerpt":"Organic phototransistors (OPTs), compared to traditional inorganic counterparts, have attracted a great deal of interest because of their inherent flexibility, light-weight, easy and low-cost fabrication, and are considered as potential candidates for next-generation wearable electronics. Currently, significant advances have been made in OPTs with the development of new organic semiconductors and optimization of device fabrication protocols. Among various types of OPTs, small molecule organic single crystal phototransistors (OSCPTs) standout because of their exciting features, such as long exc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.02149","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2103.02149/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T02:20:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lOiNo+YYvW+yEgMSWhsb1fvp/0Bh7UGx/HL8ZaXPzeg9LNTO82HdkG5GrF6fzORyaJXbh0i46YijaVvx0qMrDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T22:25:59.070599Z"},"content_sha256":"85128007b58ed81034f4ad47dad0a70c36b841cce1424e837dff39a52dd442c0","schema_version":"1.0","event_id":"sha256:85128007b58ed81034f4ad47dad0a70c36b841cce1424e837dff39a52dd442c0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JDF6L74ZMXMA3QUTRMECHEPQQE/bundle.json","state_url":"https://pith.science/pith/JDF6L74ZMXMA3QUTRMECHEPQQE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JDF6L74ZMXMA3QUTRMECHEPQQE/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":"2026-08-04T22:25:59Z","links":{"resolver":"https://pith.science/pith/JDF6L74ZMXMA3QUTRMECHEPQQE","bundle":"https://pith.science/pith/JDF6L74ZMXMA3QUTRMECHEPQQE/bundle.json","state":"https://pith.science/pith/JDF6L74ZMXMA3QUTRMECHEPQQE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JDF6L74ZMXMA3QUTRMECHEPQQE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:JDF6L74ZMXMA3QUTRMECHEPQQE","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":"98a844eea426be8a26d56ca2fb25733d40d6c215e886c0e344c31d15b0451177","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2021-03-03T03:04:58Z","title_canon_sha256":"944d1ad5b06ffd440f2f2bc27cc86fe160a4b0ccf75c9999c8b5aaa6eb7a579e"},"schema_version":"1.0","source":{"id":"2103.02149","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.02149","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"arxiv_version","alias_value":"2103.02149v1","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.02149","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"pith_short_12","alias_value":"JDF6L74ZMXMA","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"pith_short_16","alias_value":"JDF6L74ZMXMA3QUT","created_at":"2026-07-05T02:20:00Z"},{"alias_kind":"pith_short_8","alias_value":"JDF6L74Z","created_at":"2026-07-05T02:20:00Z"}],"graph_snapshots":[{"event_id":"sha256:85128007b58ed81034f4ad47dad0a70c36b841cce1424e837dff39a52dd442c0","target":"graph","created_at":"2026-07-05T02:20:00Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2103.02149/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Organic phototransistors (OPTs), compared to traditional inorganic counterparts, have attracted a great deal of interest because of their inherent flexibility, light-weight, easy and low-cost fabrication, and are considered as potential candidates for next-generation wearable electronics. Currently, significant advances have been made in OPTs with the development of new organic semiconductors and optimization of device fabrication protocols. Among various types of OPTs, small molecule organic single crystal phototransistors (OSCPTs) standout because of their exciting features, such as long exc","authors_text":"Changbin Zhao, Hong Meng, Jiaoyi Ning, Muhammad Umair Ali","cross_cats":[],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2021-03-03T03:04:58Z","title":"Organic single crystal phototransistors: Recent approaches and achievements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.02149","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":"sha256:53618d2e7cb9ba5a986253c042572a7aa803c5e70053cf43937b0a5810cd1396","target":"record","created_at":"2026-07-05T02:20:00Z","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":"98a844eea426be8a26d56ca2fb25733d40d6c215e886c0e344c31d15b0451177","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2021-03-03T03:04:58Z","title_canon_sha256":"944d1ad5b06ffd440f2f2bc27cc86fe160a4b0ccf75c9999c8b5aaa6eb7a579e"},"schema_version":"1.0","source":{"id":"2103.02149","kind":"arxiv","version":1}},"canonical_sha256":"48cbe5ff9965d80dc2938b082391f08100cadff69a77b4e309c7daa108e4471a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"48cbe5ff9965d80dc2938b082391f08100cadff69a77b4e309c7daa108e4471a","first_computed_at":"2026-07-05T02:20:00.921527Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:20:00.921527Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SNZDS+So7d+lIqxVro2JWjWZ+Eb1aY3JXM8QocrSTl5hgnyXblnp30diGM/H41uVJkDRW6snTJ4Cb3xEA0eAAg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:20:00.922024Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.02149","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:53618d2e7cb9ba5a986253c042572a7aa803c5e70053cf43937b0a5810cd1396","sha256:85128007b58ed81034f4ad47dad0a70c36b841cce1424e837dff39a52dd442c0"],"state_sha256":"4f15fbd2c2fb03ef4cb42a50007bd8498d345665283a6d0392dd58e3f2586c72"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1XCODEcl386Yq0y31Z43XANBmp+GLky4lYRqZYdDropPnzGuJzRgofnW3+lD5kuXBVcCFwXEeZr206a6dxuRAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T22:25:59.086302Z","bundle_sha256":"bdbcf5c24c58bd309b2a814bb26a04ecdea568b00bedeb77f5510a57e0d34c89"}}