{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:XSOFEQLG4RJSB2NJLGLU772Y5M","short_pith_number":"pith:XSOFEQLG","canonical_record":{"source":{"id":"2008.03226","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2020-06-28T20:59:03Z","cross_cats_sorted":["cs.LG","stat.ML"],"title_canon_sha256":"c42175dcacc050679fe892c2d0faf263e5483b007a64c49edd013e3bfb768645","abstract_canon_sha256":"e5ae60d1f9b627aa5e5054b8402d6f657f7365dbeab8a169f987d0651ff6c9f4"},"schema_version":"1.0"},"canonical_sha256":"bc9c524166e45320e9a959974fff58eb152a21943f07ee586fc7d2a127050b04","source":{"kind":"arxiv","id":"2008.03226","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.03226","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"arxiv_version","alias_value":"2008.03226v3","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.03226","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"pith_short_12","alias_value":"XSOFEQLG4RJS","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"pith_short_16","alias_value":"XSOFEQLG4RJSB2NJ","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"pith_short_8","alias_value":"XSOFEQLG","created_at":"2026-07-05T04:46:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:XSOFEQLG4RJSB2NJLGLU772Y5M","target":"record","payload":{"canonical_record":{"source":{"id":"2008.03226","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2020-06-28T20:59:03Z","cross_cats_sorted":["cs.LG","stat.ML"],"title_canon_sha256":"c42175dcacc050679fe892c2d0faf263e5483b007a64c49edd013e3bfb768645","abstract_canon_sha256":"e5ae60d1f9b627aa5e5054b8402d6f657f7365dbeab8a169f987d0651ff6c9f4"},"schema_version":"1.0"},"canonical_sha256":"bc9c524166e45320e9a959974fff58eb152a21943f07ee586fc7d2a127050b04","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:46:30.120512Z","signature_b64":"AtinULPINx/bCgDbvUF+nqbUVzCnwXxQBhe678a6y+TazqxER6Ao0eDQjFwJyzcn7TMgFv3FCPMX/JrrMKw+BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bc9c524166e45320e9a959974fff58eb152a21943f07ee586fc7d2a127050b04","last_reissued_at":"2026-07-05T04:46:30.120066Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:46:30.120066Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.03226","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:46:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dskiVxXiODUtR0iOLBGP+jPF7d6tlZYxHei7ArWJCquriOZXszzC7ju5N3V42nC+bGxEBaTrWH1fI2uBKlKiCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T04:17:59.121151Z"},"content_sha256":"a37acbb58edfdd22574b081dfbef6f24945fa1df47d9dff530892a3e717c619d","schema_version":"1.0","event_id":"sha256:a37acbb58edfdd22574b081dfbef6f24945fa1df47d9dff530892a3e717c619d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:XSOFEQLG4RJSB2NJLGLU772Y5M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Data-Driven Discovery of Molecular Photoswitches with Multioutput Gaussian Processes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LG","stat.ML"],"primary_cat":"physics.chem-ph","authors_text":"Aditya R. Thawani, Alexander A. Aldrick, Anthony Bourached, Arian R. Jamasb, Henry B. Moss, Jake L. Greenfield, Matthew J. Fuchter Alpha A. Lee, Penelope Jones, Ryan-Rhys Griffiths, William McCorkindale","submitted_at":"2020-06-28T20:59:03Z","abstract_excerpt":"Photoswitchable molecules display two or more isomeric forms that may be accessed using light. Separating the electronic absorption bands of these isomers is key to selectively addressing a specific isomer and achieving high photostationary states whilst overall red-shifting the absorption bands serves to limit material damage due to UV-exposure and increases penetration depth in photopharmacological applications. Engineering these properties into a system through synthetic design however, remains a challenge. Here, we present a data-driven discovery pipeline for molecular photoswitches underp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.03226","kind":"arxiv","version":3},"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/2008.03226/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":"2026-07-05T04:46:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tEXQjySoZMIyIk5exd2R8U804xUtbHKVvIYjOqSXYaM12cgaR6OQ+grpUAb6//VVN93ZR0D9mrBgO9oS5vduAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T04:17:59.121546Z"},"content_sha256":"64301a4513e6f41814279e769369d04d76c712ca346771c2971c793ab4facaca","schema_version":"1.0","event_id":"sha256:64301a4513e6f41814279e769369d04d76c712ca346771c2971c793ab4facaca"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XSOFEQLG4RJSB2NJLGLU772Y5M/bundle.json","state_url":"https://pith.science/pith/XSOFEQLG4RJSB2NJLGLU772Y5M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XSOFEQLG4RJSB2NJLGLU772Y5M/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":"2026-07-11T04:17:59Z","links":{"resolver":"https://pith.science/pith/XSOFEQLG4RJSB2NJLGLU772Y5M","bundle":"https://pith.science/pith/XSOFEQLG4RJSB2NJLGLU772Y5M/bundle.json","state":"https://pith.science/pith/XSOFEQLG4RJSB2NJLGLU772Y5M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XSOFEQLG4RJSB2NJLGLU772Y5M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:XSOFEQLG4RJSB2NJLGLU772Y5M","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":"e5ae60d1f9b627aa5e5054b8402d6f657f7365dbeab8a169f987d0651ff6c9f4","cross_cats_sorted":["cs.LG","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2020-06-28T20:59:03Z","title_canon_sha256":"c42175dcacc050679fe892c2d0faf263e5483b007a64c49edd013e3bfb768645"},"schema_version":"1.0","source":{"id":"2008.03226","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.03226","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"arxiv_version","alias_value":"2008.03226v3","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.03226","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"pith_short_12","alias_value":"XSOFEQLG4RJS","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"pith_short_16","alias_value":"XSOFEQLG4RJSB2NJ","created_at":"2026-07-05T04:46:30Z"},{"alias_kind":"pith_short_8","alias_value":"XSOFEQLG","created_at":"2026-07-05T04:46:30Z"}],"graph_snapshots":[{"event_id":"sha256:64301a4513e6f41814279e769369d04d76c712ca346771c2971c793ab4facaca","target":"graph","created_at":"2026-07-05T04:46:30Z","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/2008.03226/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Photoswitchable molecules display two or more isomeric forms that may be accessed using light. Separating the electronic absorption bands of these isomers is key to selectively addressing a specific isomer and achieving high photostationary states whilst overall red-shifting the absorption bands serves to limit material damage due to UV-exposure and increases penetration depth in photopharmacological applications. Engineering these properties into a system through synthetic design however, remains a challenge. Here, we present a data-driven discovery pipeline for molecular photoswitches underp","authors_text":"Aditya R. Thawani, Alexander A. Aldrick, Anthony Bourached, Arian R. Jamasb, Henry B. Moss, Jake L. Greenfield, Matthew J. Fuchter Alpha A. Lee, Penelope Jones, Ryan-Rhys Griffiths, William McCorkindale","cross_cats":["cs.LG","stat.ML"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2020-06-28T20:59:03Z","title":"Data-Driven Discovery of Molecular Photoswitches with Multioutput Gaussian Processes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.03226","kind":"arxiv","version":3},"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:a37acbb58edfdd22574b081dfbef6f24945fa1df47d9dff530892a3e717c619d","target":"record","created_at":"2026-07-05T04:46:30Z","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":"e5ae60d1f9b627aa5e5054b8402d6f657f7365dbeab8a169f987d0651ff6c9f4","cross_cats_sorted":["cs.LG","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2020-06-28T20:59:03Z","title_canon_sha256":"c42175dcacc050679fe892c2d0faf263e5483b007a64c49edd013e3bfb768645"},"schema_version":"1.0","source":{"id":"2008.03226","kind":"arxiv","version":3}},"canonical_sha256":"bc9c524166e45320e9a959974fff58eb152a21943f07ee586fc7d2a127050b04","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bc9c524166e45320e9a959974fff58eb152a21943f07ee586fc7d2a127050b04","first_computed_at":"2026-07-05T04:46:30.120066Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:46:30.120066Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AtinULPINx/bCgDbvUF+nqbUVzCnwXxQBhe678a6y+TazqxER6Ao0eDQjFwJyzcn7TMgFv3FCPMX/JrrMKw+BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:46:30.120512Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.03226","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a37acbb58edfdd22574b081dfbef6f24945fa1df47d9dff530892a3e717c619d","sha256:64301a4513e6f41814279e769369d04d76c712ca346771c2971c793ab4facaca"],"state_sha256":"69abad2428ba5f0857396f2adec3606b0407dcc49732103b3f92cefed98a0586"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tkhmAqFFh0d0rlqpvq8jb0dO19qNF+u4TYMRPzhbsf+u5GOmbsI5xcGZuT2QWlhI8lFpwbBcouk0m5nW2WJyDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-11T04:17:59.123765Z","bundle_sha256":"0f0e135da58c193ebc7f1f38f070aa4951235e2f73c86b459f1f238a7ed27a1d"}}