{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:KOO3FTTIL5DP2XXDKVM5SA4ZHM","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":"0676a0eb912daa2b38763a23996131269eb5ccd6db9393c8b9f96d1295b4d90c","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2010-12-07T14:44:24Z","title_canon_sha256":"fb86e86a9396b2b7fdd0718cb505a190ce80b175986098c41dbdba6a112ec2ac"},"schema_version":"1.0","source":{"id":"1012.1521","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.1521","created_at":"2026-05-18T02:04:32Z"},{"alias_kind":"arxiv_version","alias_value":"1012.1521v1","created_at":"2026-05-18T02:04:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.1521","created_at":"2026-05-18T02:04:32Z"},{"alias_kind":"pith_short_12","alias_value":"KOO3FTTIL5DP","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"KOO3FTTIL5DP2XXD","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"KOO3FTTI","created_at":"2026-05-18T12:26:09Z"}],"graph_snapshots":[{"event_id":"sha256:f677e07274439130101f7538836f7fcb16754934d5178e849c0a5f92ad822bf7","target":"graph","created_at":"2026-05-18T02:04:32Z","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":"The circadian clocks keeping time of day in many living organisms rely on self-sustained biochemical oscillations which can be entrained by external cues, such as light, to the 24-hour cycle induced by Earth rotation. However, environmental cues are unreliable due to the variability of habitats, weather conditions or cue-sensing mechanisms among individuals. A tempting hypothesis is that circadian clocks have evolved so as to be robust to fluctuations in daylight or other cues when entrained by the day/night cycle. To test this hypothesis, we analyze the synchronization behavior of weakly and ","authors_text":"Benjamin Pfeuty (PhLAM), Marc Lefranc (PhLAM), Quentin Thommen (PhLAM)","cross_cats":["physics.bio-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2010-12-07T14:44:24Z","title":"Robust entrainment of circadian oscillators requires specific phase response curves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.1521","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":"sha256:07601b20012725329c96e1fa9f5b3d3ab586e29676f6554ad117936a2578d9d8","target":"record","created_at":"2026-05-18T02:04:32Z","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":"0676a0eb912daa2b38763a23996131269eb5ccd6db9393c8b9f96d1295b4d90c","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2010-12-07T14:44:24Z","title_canon_sha256":"fb86e86a9396b2b7fdd0718cb505a190ce80b175986098c41dbdba6a112ec2ac"},"schema_version":"1.0","source":{"id":"1012.1521","kind":"arxiv","version":1}},"canonical_sha256":"539db2ce685f46fd5ee35559d903993b13f788c1120b7da548a004b987221110","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"539db2ce685f46fd5ee35559d903993b13f788c1120b7da548a004b987221110","first_computed_at":"2026-05-18T02:04:32.108710Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:32.108710Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3zwV7zVyaBBXgu7YpGyvH7T/lHEhgnRfuD8hlaLUhUJzlcd3aGWG9VWygSP+hiLmqc3N7hMwbBM+p8tfWXZUBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:32.109461Z","signed_message":"canonical_sha256_bytes"},"source_id":"1012.1521","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:07601b20012725329c96e1fa9f5b3d3ab586e29676f6554ad117936a2578d9d8","sha256:f677e07274439130101f7538836f7fcb16754934d5178e849c0a5f92ad822bf7"],"state_sha256":"1a5e567a4dd4695e01c106d6fff0e625f91fa387c640958e15909f68669e50ba"}