{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:EMBC7ERLGLAYH2UDV4DENQGLDS","short_pith_number":"pith:EMBC7ERL","canonical_record":{"source":{"id":"2302.01886","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2023-02-03T17:39:42Z","cross_cats_sorted":[],"title_canon_sha256":"f6cf122b3005160077568197a6c387b12088471d59bb794eb8eb948bec8d2bfb","abstract_canon_sha256":"d3c886dab343c5aaac1009c2679bc517a99fa2c32b4835e60d3e6f1ad63009f2"},"schema_version":"1.0"},"canonical_sha256":"23022f922b32c183ea83af0646c0cb1ca1146d3aa9e155238630629db131f54d","source":{"kind":"arxiv","id":"2302.01886","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.01886","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"arxiv_version","alias_value":"2302.01886v2","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.01886","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"pith_short_12","alias_value":"EMBC7ERLGLAY","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"pith_short_16","alias_value":"EMBC7ERLGLAYH2UD","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"pith_short_8","alias_value":"EMBC7ERL","created_at":"2026-07-05T08:35:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:EMBC7ERLGLAYH2UDV4DENQGLDS","target":"record","payload":{"canonical_record":{"source":{"id":"2302.01886","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2023-02-03T17:39:42Z","cross_cats_sorted":[],"title_canon_sha256":"f6cf122b3005160077568197a6c387b12088471d59bb794eb8eb948bec8d2bfb","abstract_canon_sha256":"d3c886dab343c5aaac1009c2679bc517a99fa2c32b4835e60d3e6f1ad63009f2"},"schema_version":"1.0"},"canonical_sha256":"23022f922b32c183ea83af0646c0cb1ca1146d3aa9e155238630629db131f54d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:35:17.725921Z","signature_b64":"1VZIHKQc3tS3Ou8txGARgnf68scrqNxI7+s6E2iaeVIcQMKkhZw07cUVkXJq06EW4AjgbjmyaZSPPLEv55zxBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"23022f922b32c183ea83af0646c0cb1ca1146d3aa9e155238630629db131f54d","last_reissued_at":"2026-07-05T08:35:17.725464Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:35:17.725464Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.01886","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:35:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xvsi42CEOhLTBqr9/WzO8OZekCpwRj92Z40yq2smcrHk+MJTap1Y289qE8SIrEZBUpHArswOPrC2kFa1/uztCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T23:55:00.523614Z"},"content_sha256":"6676e787393105476f2d911c8bc8b1a6b9494b72699c3057de9df7790bff174b","schema_version":"1.0","event_id":"sha256:6676e787393105476f2d911c8bc8b1a6b9494b72699c3057de9df7790bff174b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:EMBC7ERLGLAYH2UDV4DENQGLDS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Impact of Spatial Inhomogeneity on Excitation Energy Transport in the Fenna-Matthews-Olson Complex","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"Amartya Bose, Peter L. Walters","submitted_at":"2023-02-03T17:39:42Z","abstract_excerpt":"The dynamics of the excitation energy transfer (EET) in photosynthetic complexes is an interesting question both from the perspective of fundamental understanding and the research in artificial photosynthesis. Challenges persist in numerically simulating these systems both in parameterizing them and following their dynamics over long periods of time. Over the past decade, very accurate spectral densities have been developed to capture spatial inhomogeneties in the Fenna-Matthews-Olson (FMO) complex. We investigate the dynamics of FMO with an exact treatment of various theoretical spectral dens"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.01886","kind":"arxiv","version":2},"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/2302.01886/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":"2026-07-05T08:35:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DEhoY5hxgDCd3dkTESyOP+FD1a4Ewbp3j7pYQRx40HQsuVm6516im+1TlXW/nezStWfA4Nl9aPaw1z76eM8cBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T23:55:00.523995Z"},"content_sha256":"9a0f6fd7151611482080e3c75634fec03f24fd64bef05635766d40f103bed032","schema_version":"1.0","event_id":"sha256:9a0f6fd7151611482080e3c75634fec03f24fd64bef05635766d40f103bed032"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EMBC7ERLGLAYH2UDV4DENQGLDS/bundle.json","state_url":"https://pith.science/pith/EMBC7ERLGLAYH2UDV4DENQGLDS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EMBC7ERLGLAYH2UDV4DENQGLDS/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":"2026-07-08T23:55:00Z","links":{"resolver":"https://pith.science/pith/EMBC7ERLGLAYH2UDV4DENQGLDS","bundle":"https://pith.science/pith/EMBC7ERLGLAYH2UDV4DENQGLDS/bundle.json","state":"https://pith.science/pith/EMBC7ERLGLAYH2UDV4DENQGLDS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EMBC7ERLGLAYH2UDV4DENQGLDS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:EMBC7ERLGLAYH2UDV4DENQGLDS","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":"d3c886dab343c5aaac1009c2679bc517a99fa2c32b4835e60d3e6f1ad63009f2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2023-02-03T17:39:42Z","title_canon_sha256":"f6cf122b3005160077568197a6c387b12088471d59bb794eb8eb948bec8d2bfb"},"schema_version":"1.0","source":{"id":"2302.01886","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.01886","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"arxiv_version","alias_value":"2302.01886v2","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.01886","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"pith_short_12","alias_value":"EMBC7ERLGLAY","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"pith_short_16","alias_value":"EMBC7ERLGLAYH2UD","created_at":"2026-07-05T08:35:17Z"},{"alias_kind":"pith_short_8","alias_value":"EMBC7ERL","created_at":"2026-07-05T08:35:17Z"}],"graph_snapshots":[{"event_id":"sha256:9a0f6fd7151611482080e3c75634fec03f24fd64bef05635766d40f103bed032","target":"graph","created_at":"2026-07-05T08:35:17Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2302.01886/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The dynamics of the excitation energy transfer (EET) in photosynthetic complexes is an interesting question both from the perspective of fundamental understanding and the research in artificial photosynthesis. Challenges persist in numerically simulating these systems both in parameterizing them and following their dynamics over long periods of time. Over the past decade, very accurate spectral densities have been developed to capture spatial inhomogeneties in the Fenna-Matthews-Olson (FMO) complex. We investigate the dynamics of FMO with an exact treatment of various theoretical spectral dens","authors_text":"Amartya Bose, Peter L. Walters","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2023-02-03T17:39:42Z","title":"Impact of Spatial Inhomogeneity on Excitation Energy Transport in the Fenna-Matthews-Olson Complex"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.01886","kind":"arxiv","version":2},"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":"sha256:6676e787393105476f2d911c8bc8b1a6b9494b72699c3057de9df7790bff174b","target":"record","created_at":"2026-07-05T08:35:17Z","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":"d3c886dab343c5aaac1009c2679bc517a99fa2c32b4835e60d3e6f1ad63009f2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2023-02-03T17:39:42Z","title_canon_sha256":"f6cf122b3005160077568197a6c387b12088471d59bb794eb8eb948bec8d2bfb"},"schema_version":"1.0","source":{"id":"2302.01886","kind":"arxiv","version":2}},"canonical_sha256":"23022f922b32c183ea83af0646c0cb1ca1146d3aa9e155238630629db131f54d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"23022f922b32c183ea83af0646c0cb1ca1146d3aa9e155238630629db131f54d","first_computed_at":"2026-07-05T08:35:17.725464Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:35:17.725464Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1VZIHKQc3tS3Ou8txGARgnf68scrqNxI7+s6E2iaeVIcQMKkhZw07cUVkXJq06EW4AjgbjmyaZSPPLEv55zxBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:35:17.725921Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.01886","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6676e787393105476f2d911c8bc8b1a6b9494b72699c3057de9df7790bff174b","sha256:9a0f6fd7151611482080e3c75634fec03f24fd64bef05635766d40f103bed032"],"state_sha256":"99f92f3c45f5c578d4af5444aa5835505f5e66d62d3ed0818466e76263c61e7c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yD8KxzeoW2u+rQtiLiNwhi8Jb6DrHzRKRCo5HUQCLGUmxGDM1MOncNjwN4x00MCADTgPaEnXk+FepLni29yRAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T23:55:00.526513Z","bundle_sha256":"a93066ef24d6fa1d9773322b7ad7208c0e0aae4417c3de54e0b9a1df6d0665a7"}}