{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:PDTHBQ3QH6C7U5LLL2LVYTNPNL","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":"67e604c1b8d9f2d7e8d5947699fb01986b07d60d2a650c96f93426aff335e61a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-05-22T06:00:16Z","title_canon_sha256":"4c7673067e1b02b09974f345d2fa62e2924ed93b3a24dd7b52c32b7704b1a22d"},"schema_version":"1.0","source":{"id":"1805.08414","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.08414","created_at":"2026-05-18T00:09:35Z"},{"alias_kind":"arxiv_version","alias_value":"1805.08414v2","created_at":"2026-05-18T00:09:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.08414","created_at":"2026-05-18T00:09:35Z"},{"alias_kind":"pith_short_12","alias_value":"PDTHBQ3QH6C7","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"PDTHBQ3QH6C7U5LL","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"PDTHBQ3Q","created_at":"2026-05-18T12:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:6dd876295e4f00a61515ee6fdf93e5bad87fcb3e3807f395f8689dfb82161b2e","target":"graph","created_at":"2026-05-18T00:09:35Z","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 Square Kilometre Array (SKA) project is an international effort to build the world's most sensitive radio telescope operating in the 50 MHz to 14 GHz frequency range. Construction of the SKA is divided into phases, with the first phase (SKA1) accounting for the first 10% of the telescope's receiving capacity. During SKA1, a Low-Frequency Aperture Array (LFAA) comprising over a hundred thousand individual dipole antenna elements will be constructed in Western Australia (SKA1-LOW), while an array of 197 parabolic-receptor antennas, incorporating the 64 receptors of MeerKAT, will be construct","authors_text":"David Gozzard, Sascha Schediwy","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-05-22T06:00:16Z","title":"SAT.STFR.FRQ (UWA) Detail Design Report (MID)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.08414","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:edbd55e323c9af2b107933052423d5560f5cfa17e84520bec7e4fd713992aca6","target":"record","created_at":"2026-05-18T00:09:35Z","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":"67e604c1b8d9f2d7e8d5947699fb01986b07d60d2a650c96f93426aff335e61a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-05-22T06:00:16Z","title_canon_sha256":"4c7673067e1b02b09974f345d2fa62e2924ed93b3a24dd7b52c32b7704b1a22d"},"schema_version":"1.0","source":{"id":"1805.08414","kind":"arxiv","version":2}},"canonical_sha256":"78e670c3703f85fa756b5e975c4daf6acfb1ada98418ee4d4b5168310e279f41","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"78e670c3703f85fa756b5e975c4daf6acfb1ada98418ee4d4b5168310e279f41","first_computed_at":"2026-05-18T00:09:35.569798Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:09:35.569798Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CtpcJ6jlU/dsBFLt14KN4Ds/gW5yQCgCz+lwjSsUrd5M5jsC+BmVMbjjLHM9PpxvO7/Ns9rCLSjl+w6Fy8hsDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:09:35.570302Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.08414","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:edbd55e323c9af2b107933052423d5560f5cfa17e84520bec7e4fd713992aca6","sha256:6dd876295e4f00a61515ee6fdf93e5bad87fcb3e3807f395f8689dfb82161b2e"],"state_sha256":"693b1c09bde683da6b31599121ab437dbdd7e3b2db89efcf05ec19e8392199c8"}