{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:YQ7N3MT6FA2TKDKZ6AAVUSITHS","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":"2815ad8d15f79d29c8d5b5b9bda0096f2708c7f58198dba82837eb7fe5006445","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-01-26T01:09:21Z","title_canon_sha256":"cbc6d064d1659178ede619f35affad6b83dfe08f06efdaf4b0396e75687a48a4"},"schema_version":"1.0","source":{"id":"astro-ph/0001444","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0001444","created_at":"2026-05-18T01:40:48Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0001444v1","created_at":"2026-05-18T01:40:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0001444","created_at":"2026-05-18T01:40:48Z"},{"alias_kind":"pith_short_12","alias_value":"YQ7N3MT6FA2T","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"YQ7N3MT6FA2TKDKZ","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"YQ7N3MT6","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:9e270418bd48ac23761e41d9c4cd7249498ddf80a5cbefff97154bdd46fb4c26","target":"graph","created_at":"2026-05-18T01:40:48Z","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":"Using data from the Global Oscillations Network Group (GONG) that covers the period from 1995 to 1998 we study the change in frequencies of solar oscillations with solar activity. From these frequencies we attempt to determine any possible variation in solar structure with solar activity. We do not find any evidence of a change in the convection zone depth or extent of overshoot below the convection zone during the solar cycle.","authors_text":"H. M. Antia, Sarbani Basu","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2000-01-26T01:09:21Z","title":"Possible solar cycle variations in the convection zone"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0001444","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":"sha256:13ab4e1c312d8e73af999e5ce133d346e010b89a081a74d2c33ab7a8a67733c3","target":"record","created_at":"2026-05-18T01:40:48Z","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":"2815ad8d15f79d29c8d5b5b9bda0096f2708c7f58198dba82837eb7fe5006445","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-01-26T01:09:21Z","title_canon_sha256":"cbc6d064d1659178ede619f35affad6b83dfe08f06efdaf4b0396e75687a48a4"},"schema_version":"1.0","source":{"id":"astro-ph/0001444","kind":"arxiv","version":1}},"canonical_sha256":"c43eddb27e2835350d59f0015a49133c92c495c5ffbfdd72de335d7100426355","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c43eddb27e2835350d59f0015a49133c92c495c5ffbfdd72de335d7100426355","first_computed_at":"2026-05-18T01:40:48.401199Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:40:48.401199Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1PxF+ZwfBbnbk23CDHcdfRu0Ska2h7CkrR7W3qGqgE06Ir/T8QOcuuQ6YEK2IUUvCWgJWX/ktmtO8VhQ1YvrAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:40:48.401970Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0001444","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:13ab4e1c312d8e73af999e5ce133d346e010b89a081a74d2c33ab7a8a67733c3","sha256:9e270418bd48ac23761e41d9c4cd7249498ddf80a5cbefff97154bdd46fb4c26"],"state_sha256":"809afce5ae92c7270141eca6019c8b7906a5c0b004c261091a1f1e3e70be7396"}