{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:XW5SH4TKK2YZGAEYCDUBG7FBQT","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":"1d37eaad98acac2c0a406c4b81244d2987cae6efc8ba80ad3fbe8dac20f992f9","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ao-ph","submitted_at":"2012-11-22T10:24:27Z","title_canon_sha256":"5153d1b7b21778b0ea8d593e460aa6c809a412c8e3dc194b8e453f6c1e90f133"},"schema_version":"1.0","source":{"id":"1211.5245","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.5245","created_at":"2026-05-18T03:40:04Z"},{"alias_kind":"arxiv_version","alias_value":"1211.5245v1","created_at":"2026-05-18T03:40:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.5245","created_at":"2026-05-18T03:40:04Z"},{"alias_kind":"pith_short_12","alias_value":"XW5SH4TKK2YZ","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XW5SH4TKK2YZGAEY","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XW5SH4TK","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:c20b5f2a07737e28ecece50c1c31433ec68d6503ff9d04db3917a15eafbf7708","target":"graph","created_at":"2026-05-18T03:40:04Z","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":"Despite over 35 years of constant satellite-based measurements of cloud, reliable evidence of a long-hypothesized link between changes in solar activity and Earth's cloud cover remains elusive. This work examines evidence of a cosmic ray cloud link from a range of sources, including satellite-based cloud measurements and long-term ground-based climatological measurements. The satellite-based studies can be divided into two categories: 1) monthly to decadal timescale correlations, and 2) daily timescale epoch-superpositional (composite) analysis. The latter analyses frequently focus on high-mag","authors_text":"Benjamin A. Laken, Eimear M. Dunne, Enric Palle, Jasa Calogovic","cross_cats":["astro-ph.EP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ao-ph","submitted_at":"2012-11-22T10:24:27Z","title":"A cosmic ray-climate link and cloud observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.5245","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:c419c31a1d837520bc5635a8f11d2313978f399386b5a81c1fdfb60474cad8ed","target":"record","created_at":"2026-05-18T03:40:04Z","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":"1d37eaad98acac2c0a406c4b81244d2987cae6efc8ba80ad3fbe8dac20f992f9","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ao-ph","submitted_at":"2012-11-22T10:24:27Z","title_canon_sha256":"5153d1b7b21778b0ea8d593e460aa6c809a412c8e3dc194b8e453f6c1e90f133"},"schema_version":"1.0","source":{"id":"1211.5245","kind":"arxiv","version":1}},"canonical_sha256":"bdbb23f26a56b193009810e8137ca184cabeb36c7b68727ca1dbafadd412b0c6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bdbb23f26a56b193009810e8137ca184cabeb36c7b68727ca1dbafadd412b0c6","first_computed_at":"2026-05-18T03:40:04.921205Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:40:04.921205Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6ZkXj99KuNHDBjsLE2HZZXGRhAfHb5e+HKauGG1SCb7glnAl/0Q6IBF3J04a9g0tlFB/psskgtfQRv18fIl4Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:40:04.921763Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.5245","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c419c31a1d837520bc5635a8f11d2313978f399386b5a81c1fdfb60474cad8ed","sha256:c20b5f2a07737e28ecece50c1c31433ec68d6503ff9d04db3917a15eafbf7708"],"state_sha256":"b1aa92182e91ce8fca205d8ba30bff2600dd7593a4bfba99ba27a3d82292a181"}