{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:EKUGBFPK25QCJGKE7C6E2CR4RE","short_pith_number":"pith:EKUGBFPK","canonical_record":{"source":{"id":"1006.3446","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2010-06-17T12:33:12Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"d0c102595f61b355ef0d5bc1c5cc3278da4e0e7918d3aa0e89e2c2c3acbc0721","abstract_canon_sha256":"e9c72b41cb4bca676ab1bafc00f51f3e1dc6cf4a46077f938ae36689215c29d7"},"schema_version":"1.0"},"canonical_sha256":"22a86095ead760249944f8bc4d0a3c893b3138bc20e5a38507d31e94e605e8cd","source":{"kind":"arxiv","id":"1006.3446","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.3446","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"arxiv_version","alias_value":"1006.3446v2","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.3446","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"pith_short_12","alias_value":"EKUGBFPK25QC","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EKUGBFPK25QCJGKE","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EKUGBFPK","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:EKUGBFPK25QCJGKE7C6E2CR4RE","target":"record","payload":{"canonical_record":{"source":{"id":"1006.3446","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2010-06-17T12:33:12Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"d0c102595f61b355ef0d5bc1c5cc3278da4e0e7918d3aa0e89e2c2c3acbc0721","abstract_canon_sha256":"e9c72b41cb4bca676ab1bafc00f51f3e1dc6cf4a46077f938ae36689215c29d7"},"schema_version":"1.0"},"canonical_sha256":"22a86095ead760249944f8bc4d0a3c893b3138bc20e5a38507d31e94e605e8cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:32:21.962600Z","signature_b64":"nlwkH5v1/5sPcwYw10PCwvX8kDretFPQ+ByGNAUwkHseqEP7RuwdxfQ15Dzg2Mr9g04M4OnjMWI3x8cjLiIEAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"22a86095ead760249944f8bc4d0a3c893b3138bc20e5a38507d31e94e605e8cd","last_reissued_at":"2026-05-18T04:32:21.961671Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:32:21.961671Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1006.3446","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":"2026-05-18T04:32:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ssoY4MV5PjTWF8ojADt/T3CogloJgD69U8w9zeDD+DoUQJ4x0OpXUlHJ8PLy+jpE9lSpV8vOdeoBOCZ1f/sCBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T08:28:39.106255Z"},"content_sha256":"1597aeefce026fc4846e641ed41737123cb4eadb38c12c7aaa7656e60b84c979","schema_version":"1.0","event_id":"sha256:1597aeefce026fc4846e641ed41737123cb4eadb38c12c7aaa7656e60b84c979"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:EKUGBFPK25QCJGKE7C6E2CR4RE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Synchronization and entrainment of coupled circadian oscillators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"physics.bio-ph","authors_text":"Adrian C. Murza, Emilio Hernandez-Garcia, Niko Komin, Raul Toral","submitted_at":"2010-06-17T12:33:12Z","abstract_excerpt":"Circadian rhythms in mammals are controlled by the neurons located in the suprachiasmatic nucleus of the hypothalamus. In physiological conditions, the system of neurons is very efficiently entrained by the 24-hour light-dark cycle. Most of the studies carried out so far emphasize the crucial role of the periodicity imposed by the light dark cycle in neuronal synchronization. Nevertheless, heterogeneity as a natural and permanent ingredient of these cellular interactions is seemingly to play a major role in these biochemical processes. In this paper we use a model that considers the neurons of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.3446","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":""},"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":"2026-05-18T04:32:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4AzlmTDL8IsmRl0pUk70wKmracX7nRXwOlNAV2uEwjLKBsmrF7QswFgBKwVIagkuX2kiYpXjsNiK1BCXtDeODA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T08:28:39.106626Z"},"content_sha256":"386e1d72c10f031484e39a0f1c0b74fdf9337e2be89114d4c04a152d264e5a0e","schema_version":"1.0","event_id":"sha256:386e1d72c10f031484e39a0f1c0b74fdf9337e2be89114d4c04a152d264e5a0e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EKUGBFPK25QCJGKE7C6E2CR4RE/bundle.json","state_url":"https://pith.science/pith/EKUGBFPK25QCJGKE7C6E2CR4RE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EKUGBFPK25QCJGKE7C6E2CR4RE/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":"2026-06-23T08:28:39Z","links":{"resolver":"https://pith.science/pith/EKUGBFPK25QCJGKE7C6E2CR4RE","bundle":"https://pith.science/pith/EKUGBFPK25QCJGKE7C6E2CR4RE/bundle.json","state":"https://pith.science/pith/EKUGBFPK25QCJGKE7C6E2CR4RE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EKUGBFPK25QCJGKE7C6E2CR4RE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:EKUGBFPK25QCJGKE7C6E2CR4RE","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":"e9c72b41cb4bca676ab1bafc00f51f3e1dc6cf4a46077f938ae36689215c29d7","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2010-06-17T12:33:12Z","title_canon_sha256":"d0c102595f61b355ef0d5bc1c5cc3278da4e0e7918d3aa0e89e2c2c3acbc0721"},"schema_version":"1.0","source":{"id":"1006.3446","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.3446","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"arxiv_version","alias_value":"1006.3446v2","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.3446","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"pith_short_12","alias_value":"EKUGBFPK25QC","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EKUGBFPK25QCJGKE","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EKUGBFPK","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:386e1d72c10f031484e39a0f1c0b74fdf9337e2be89114d4c04a152d264e5a0e","target":"graph","created_at":"2026-05-18T04:32:21Z","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":"Circadian rhythms in mammals are controlled by the neurons located in the suprachiasmatic nucleus of the hypothalamus. In physiological conditions, the system of neurons is very efficiently entrained by the 24-hour light-dark cycle. Most of the studies carried out so far emphasize the crucial role of the periodicity imposed by the light dark cycle in neuronal synchronization. Nevertheless, heterogeneity as a natural and permanent ingredient of these cellular interactions is seemingly to play a major role in these biochemical processes. In this paper we use a model that considers the neurons of","authors_text":"Adrian C. Murza, Emilio Hernandez-Garcia, Niko Komin, Raul Toral","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2010-06-17T12:33:12Z","title":"Synchronization and entrainment of coupled circadian oscillators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.3446","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":"sha256:1597aeefce026fc4846e641ed41737123cb4eadb38c12c7aaa7656e60b84c979","target":"record","created_at":"2026-05-18T04:32:21Z","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":"e9c72b41cb4bca676ab1bafc00f51f3e1dc6cf4a46077f938ae36689215c29d7","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2010-06-17T12:33:12Z","title_canon_sha256":"d0c102595f61b355ef0d5bc1c5cc3278da4e0e7918d3aa0e89e2c2c3acbc0721"},"schema_version":"1.0","source":{"id":"1006.3446","kind":"arxiv","version":2}},"canonical_sha256":"22a86095ead760249944f8bc4d0a3c893b3138bc20e5a38507d31e94e605e8cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"22a86095ead760249944f8bc4d0a3c893b3138bc20e5a38507d31e94e605e8cd","first_computed_at":"2026-05-18T04:32:21.961671Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:32:21.961671Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nlwkH5v1/5sPcwYw10PCwvX8kDretFPQ+ByGNAUwkHseqEP7RuwdxfQ15Dzg2Mr9g04M4OnjMWI3x8cjLiIEAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:32:21.962600Z","signed_message":"canonical_sha256_bytes"},"source_id":"1006.3446","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1597aeefce026fc4846e641ed41737123cb4eadb38c12c7aaa7656e60b84c979","sha256:386e1d72c10f031484e39a0f1c0b74fdf9337e2be89114d4c04a152d264e5a0e"],"state_sha256":"8b6ec09f2a57198a539862db59190fd4ca5682b5be9266a0c5f240908a65ed8a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DkN3qZNmyv61Plj+WWmrmVjjqgExnDf/8Z+NurA/wJPsaIwojdhuJwFLgiYqGtdV21K0QxYguRCbuR8OhxJLAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T08:28:39.108562Z","bundle_sha256":"8d0009eb19b3d8e956eb7961a18315b235ba5e1c4b3a7e8399f5023744c4bd49"}}