{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:VDSDAH6W7CR4LTX3HMKJ45MJR7","short_pith_number":"pith:VDSDAH6W","canonical_record":{"source":{"id":"1302.6323","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2013-02-26T06:00:00Z","cross_cats_sorted":["physics.bio-ph","q-bio.BM"],"title_canon_sha256":"4eb6bd99c36054d8ade5eb4b10313444def57fabe1528318ef12058a2586f9b8","abstract_canon_sha256":"febb6e3a2a7a6319338c87a57cba621263d78f21285e37f9deacff40b4d83777"},"schema_version":"1.0"},"canonical_sha256":"a8e4301fd6f8a3c5cefb3b149e75898ff37afce7f2877e2dbf845832ad28efe1","source":{"kind":"arxiv","id":"1302.6323","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.6323","created_at":"2026-05-18T01:51:27Z"},{"alias_kind":"arxiv_version","alias_value":"1302.6323v1","created_at":"2026-05-18T01:51:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.6323","created_at":"2026-05-18T01:51:27Z"},{"alias_kind":"pith_short_12","alias_value":"VDSDAH6W7CR4","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VDSDAH6W7CR4LTX3","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VDSDAH6W","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:VDSDAH6W7CR4LTX3HMKJ45MJR7","target":"record","payload":{"canonical_record":{"source":{"id":"1302.6323","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2013-02-26T06:00:00Z","cross_cats_sorted":["physics.bio-ph","q-bio.BM"],"title_canon_sha256":"4eb6bd99c36054d8ade5eb4b10313444def57fabe1528318ef12058a2586f9b8","abstract_canon_sha256":"febb6e3a2a7a6319338c87a57cba621263d78f21285e37f9deacff40b4d83777"},"schema_version":"1.0"},"canonical_sha256":"a8e4301fd6f8a3c5cefb3b149e75898ff37afce7f2877e2dbf845832ad28efe1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:51:27.487439Z","signature_b64":"N9OQj6AKLY38msWIPdhVHZ3F0q28MJz5zPIg7mHU/7RjIIdHvxCLLtzlzwW1NEShCmUovUapyMfXjqfnUbMJCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8e4301fd6f8a3c5cefb3b149e75898ff37afce7f2877e2dbf845832ad28efe1","last_reissued_at":"2026-05-18T01:51:27.486950Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:51:27.486950Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1302.6323","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":"2026-05-18T01:51:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"td59oMETAIC1fFTP7ojEYJf0ZWXCrR6bSMPgDSUWA0q5rQ1cp9ZHeXvPDRnSPizKknruYcQloo1oxMfnjvNBBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T09:54:18.520988Z"},"content_sha256":"2da596f87380b67b82129ce13787b944e9034066d3145c36798bd85312d1c045","schema_version":"1.0","event_id":"sha256:2da596f87380b67b82129ce13787b944e9034066d3145c36798bd85312d1c045"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:VDSDAH6W7CR4LTX3HMKJ45MJR7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Coexistence between fluid and crystalline phases of proteins in photosynthetic membranes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.bio-ph","q-bio.BM"],"primary_cat":"cond-mat.soft","authors_text":"Anna R. Schneider, Phillip L. Geissler","submitted_at":"2013-02-26T06:00:00Z","abstract_excerpt":"Photosystem II (PSII) and its associated light-harvesting complex II (LHCII) are highly concentrated in the stacked grana regions of photosynthetic thylakoid membranes. Within the membrane, PSII-LHCII supercomplexes can be arranged in disordered packings, ordered arrays, or mixtures thereof. The physical driving forces underlying array formation are unknown, complicating attempts to determine a possible functional role for arrays in regulating light harvesting or energy conversion efficiency. Here we introduce a coarse-grained model of protein interactions in coupled photosynthetic membranes, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.6323","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":"2026-05-18T01:51:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2tcWK+ogivDpX1qNSoCOtjKV1qUzi/HrLb023+oKrcjCPOPOcDYZAw8Ojf8vPVsyFLUO/IlDofycRyUI/9p+BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T09:54:18.521344Z"},"content_sha256":"c01219bb5a13ead2f675d53c42703410ae86e0c6cf6fee4e4849ca00f7c6fa65","schema_version":"1.0","event_id":"sha256:c01219bb5a13ead2f675d53c42703410ae86e0c6cf6fee4e4849ca00f7c6fa65"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VDSDAH6W7CR4LTX3HMKJ45MJR7/bundle.json","state_url":"https://pith.science/pith/VDSDAH6W7CR4LTX3HMKJ45MJR7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VDSDAH6W7CR4LTX3HMKJ45MJR7/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":"2026-06-21T09:54:18Z","links":{"resolver":"https://pith.science/pith/VDSDAH6W7CR4LTX3HMKJ45MJR7","bundle":"https://pith.science/pith/VDSDAH6W7CR4LTX3HMKJ45MJR7/bundle.json","state":"https://pith.science/pith/VDSDAH6W7CR4LTX3HMKJ45MJR7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VDSDAH6W7CR4LTX3HMKJ45MJR7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:VDSDAH6W7CR4LTX3HMKJ45MJR7","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":"febb6e3a2a7a6319338c87a57cba621263d78f21285e37f9deacff40b4d83777","cross_cats_sorted":["physics.bio-ph","q-bio.BM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2013-02-26T06:00:00Z","title_canon_sha256":"4eb6bd99c36054d8ade5eb4b10313444def57fabe1528318ef12058a2586f9b8"},"schema_version":"1.0","source":{"id":"1302.6323","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.6323","created_at":"2026-05-18T01:51:27Z"},{"alias_kind":"arxiv_version","alias_value":"1302.6323v1","created_at":"2026-05-18T01:51:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.6323","created_at":"2026-05-18T01:51:27Z"},{"alias_kind":"pith_short_12","alias_value":"VDSDAH6W7CR4","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VDSDAH6W7CR4LTX3","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VDSDAH6W","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:c01219bb5a13ead2f675d53c42703410ae86e0c6cf6fee4e4849ca00f7c6fa65","target":"graph","created_at":"2026-05-18T01:51:27Z","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":"Photosystem II (PSII) and its associated light-harvesting complex II (LHCII) are highly concentrated in the stacked grana regions of photosynthetic thylakoid membranes. Within the membrane, PSII-LHCII supercomplexes can be arranged in disordered packings, ordered arrays, or mixtures thereof. The physical driving forces underlying array formation are unknown, complicating attempts to determine a possible functional role for arrays in regulating light harvesting or energy conversion efficiency. Here we introduce a coarse-grained model of protein interactions in coupled photosynthetic membranes, ","authors_text":"Anna R. Schneider, Phillip L. Geissler","cross_cats":["physics.bio-ph","q-bio.BM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2013-02-26T06:00:00Z","title":"Coexistence between fluid and crystalline phases of proteins in photosynthetic membranes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.6323","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":"sha256:2da596f87380b67b82129ce13787b944e9034066d3145c36798bd85312d1c045","target":"record","created_at":"2026-05-18T01:51:27Z","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":"febb6e3a2a7a6319338c87a57cba621263d78f21285e37f9deacff40b4d83777","cross_cats_sorted":["physics.bio-ph","q-bio.BM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2013-02-26T06:00:00Z","title_canon_sha256":"4eb6bd99c36054d8ade5eb4b10313444def57fabe1528318ef12058a2586f9b8"},"schema_version":"1.0","source":{"id":"1302.6323","kind":"arxiv","version":1}},"canonical_sha256":"a8e4301fd6f8a3c5cefb3b149e75898ff37afce7f2877e2dbf845832ad28efe1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8e4301fd6f8a3c5cefb3b149e75898ff37afce7f2877e2dbf845832ad28efe1","first_computed_at":"2026-05-18T01:51:27.486950Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:51:27.486950Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"N9OQj6AKLY38msWIPdhVHZ3F0q28MJz5zPIg7mHU/7RjIIdHvxCLLtzlzwW1NEShCmUovUapyMfXjqfnUbMJCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:51:27.487439Z","signed_message":"canonical_sha256_bytes"},"source_id":"1302.6323","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2da596f87380b67b82129ce13787b944e9034066d3145c36798bd85312d1c045","sha256:c01219bb5a13ead2f675d53c42703410ae86e0c6cf6fee4e4849ca00f7c6fa65"],"state_sha256":"794d27a874569fa0595e9a76e6acd425c1404a80eba7a45b15d3369d93f55599"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rUFrco4PwjrnVDZ7oihNfU5gVf71VDca60oS3leqm5Pa0UDf4VNKB6SJoH+yE3546RZ/NVdyHEZigAS0KDA1BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-21T09:54:18.523200Z","bundle_sha256":"8a7acfe8863bd837293c484bd9f2f8f38e86cf1084f75144b601f2122cff6edc"}}