{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:AHHLK2A3XFMBYSPOAYJTHWEKNY","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":"02293bb9a020a2c80946c48cd3d849df6564898c1c9019b2fc460c7ce324115c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-10-09T10:37:14Z","title_canon_sha256":"66bf594046ca7fddad747dbd2cd393d74091c495ac360e79d77f5cd0f79baf2d"},"schema_version":"1.0","source":{"id":"1210.2553","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.2553","created_at":"2026-05-18T03:43:41Z"},{"alias_kind":"arxiv_version","alias_value":"1210.2553v1","created_at":"2026-05-18T03:43:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.2553","created_at":"2026-05-18T03:43:41Z"},{"alias_kind":"pith_short_12","alias_value":"AHHLK2A3XFMB","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_16","alias_value":"AHHLK2A3XFMBYSPO","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_8","alias_value":"AHHLK2A3","created_at":"2026-05-18T12:26:58Z"}],"graph_snapshots":[{"event_id":"sha256:d24ed818960b0c37c2fb2d76010b12d5317b614735c8e4b380bf65d8d2260323","target":"graph","created_at":"2026-05-18T03:43:41Z","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 line profile asymmetry defining the Evershed effect in sunspot penumbrae, disappears abruptly at the outer sunspot boundary over a horizontal distance of less than 500 km immediately at the outermost ends of the dark penumbral continuum structures ('filaments'). This is indicated from the non-magnetic lines Ni I 5435.9 (g=0.5) and Fe I 5434.5 (g=0), which loose their profile asymmetries at the same spatial location although formed at a vertical height distance of 300 km. The widely accepted 'canopy' picture conflicts with this finding which, in contrary, suggests that the gas motion associ","authors_text":"E. Wiehr","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-10-09T10:37:14Z","title":"The Spatial Structure of the Evershed effect"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.2553","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:e5e9727f48cf400e087a3d07ebf1866b8bbd373631b2cfd3090829ad14b94f4e","target":"record","created_at":"2026-05-18T03:43:41Z","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":"02293bb9a020a2c80946c48cd3d849df6564898c1c9019b2fc460c7ce324115c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-10-09T10:37:14Z","title_canon_sha256":"66bf594046ca7fddad747dbd2cd393d74091c495ac360e79d77f5cd0f79baf2d"},"schema_version":"1.0","source":{"id":"1210.2553","kind":"arxiv","version":1}},"canonical_sha256":"01ceb5681bb9581c49ee061333d88a6e157fe3defee9a05a6e44a0790192908d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"01ceb5681bb9581c49ee061333d88a6e157fe3defee9a05a6e44a0790192908d","first_computed_at":"2026-05-18T03:43:41.233925Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:43:41.233925Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fx6apMvH9L9hLVc7n0mCA5VnIKBN1WqThzyUA3/IU1KDC3YGsIkHTKHdjzWOjBtSUVe5plBGFAzygd3Au6nCDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:43:41.234434Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.2553","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e5e9727f48cf400e087a3d07ebf1866b8bbd373631b2cfd3090829ad14b94f4e","sha256:d24ed818960b0c37c2fb2d76010b12d5317b614735c8e4b380bf65d8d2260323"],"state_sha256":"81294f8a053774a73acf53e8fa7ee34f774d97e8aa37419cd21a168929624c7a"}