{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:X4KIJVPPTQBUCSUBGRQQJRX3J4","short_pith_number":"pith:X4KIJVPP","schema_version":"1.0","canonical_sha256":"bf1484d5ef9c03414a81346104c6fb4f3541bea2f3d4fa8aaf667efc84f1ce72","source":{"kind":"arxiv","id":"1211.4394","version":3},"attestation_state":"computed","paper":{"title":"Solar diameter, eclipses and transits: the importance of ground-based observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.IM","authors_text":"Costantino Sigismondi","submitted_at":"2012-11-19T12:51:08Z","abstract_excerpt":"The lifetime of a satellite is limited, and its calibration may be not stable, it is necessary to continue ground-based measures of the solar diameter with methods less affected by atmospheric turbulence, and optical aberrations: planetary transits and total eclipses. The state of art, advantages and limits of these methods are considered."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1211.4394","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-11-19T12:51:08Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"5212062fb1854e520c7de5c50ee351e1aa94bac5b9918e5d8b36182528127b7e","abstract_canon_sha256":"6caf1bda69a0b5cdee08618913dd0087ab1a58a7baa22ce3688af381f5fd0252"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:36:06.159172Z","signature_b64":"tGrCrsr72DoyWrGPr+Ql4BBgdx0u4SZf0l9n+SmTKDeOvt+2IM9904JBCeeGbt0wK8THqcgE3jlKWJwgpQFwDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bf1484d5ef9c03414a81346104c6fb4f3541bea2f3d4fa8aaf667efc84f1ce72","last_reissued_at":"2026-05-18T03:36:06.158649Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:36:06.158649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Solar diameter, eclipses and transits: the importance of ground-based observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.IM","authors_text":"Costantino Sigismondi","submitted_at":"2012-11-19T12:51:08Z","abstract_excerpt":"The lifetime of a satellite is limited, and its calibration may be not stable, it is necessary to continue ground-based measures of the solar diameter with methods less affected by atmospheric turbulence, and optical aberrations: planetary transits and total eclipses. The state of art, advantages and limits of these methods are considered."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.4394","kind":"arxiv","version":3},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1211.4394","created_at":"2026-05-18T03:36:06.158730+00:00"},{"alias_kind":"arxiv_version","alias_value":"1211.4394v3","created_at":"2026-05-18T03:36:06.158730+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.4394","created_at":"2026-05-18T03:36:06.158730+00:00"},{"alias_kind":"pith_short_12","alias_value":"X4KIJVPPTQBU","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_16","alias_value":"X4KIJVPPTQBUCSUB","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_8","alias_value":"X4KIJVPP","created_at":"2026-05-18T12:27:27.928770+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/X4KIJVPPTQBUCSUBGRQQJRX3J4","json":"https://pith.science/pith/X4KIJVPPTQBUCSUBGRQQJRX3J4.json","graph_json":"https://pith.science/api/pith-number/X4KIJVPPTQBUCSUBGRQQJRX3J4/graph.json","events_json":"https://pith.science/api/pith-number/X4KIJVPPTQBUCSUBGRQQJRX3J4/events.json","paper":"https://pith.science/paper/X4KIJVPP"},"agent_actions":{"view_html":"https://pith.science/pith/X4KIJVPPTQBUCSUBGRQQJRX3J4","download_json":"https://pith.science/pith/X4KIJVPPTQBUCSUBGRQQJRX3J4.json","view_paper":"https://pith.science/paper/X4KIJVPP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1211.4394&json=true","fetch_graph":"https://pith.science/api/pith-number/X4KIJVPPTQBUCSUBGRQQJRX3J4/graph.json","fetch_events":"https://pith.science/api/pith-number/X4KIJVPPTQBUCSUBGRQQJRX3J4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/X4KIJVPPTQBUCSUBGRQQJRX3J4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/X4KIJVPPTQBUCSUBGRQQJRX3J4/action/storage_attestation","attest_author":"https://pith.science/pith/X4KIJVPPTQBUCSUBGRQQJRX3J4/action/author_attestation","sign_citation":"https://pith.science/pith/X4KIJVPPTQBUCSUBGRQQJRX3J4/action/citation_signature","submit_replication":"https://pith.science/pith/X4KIJVPPTQBUCSUBGRQQJRX3J4/action/replication_record"}},"created_at":"2026-05-18T03:36:06.158730+00:00","updated_at":"2026-05-18T03:36:06.158730+00:00"}