{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:4QPWZ5GLNBSCXQBHXF4NDBWJAN","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":"92b414ca2ec486eb33031d1aaa0e5d269d2f952ffe987c9c4c00c2c6c79438ff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-08-01T23:04:30Z","title_canon_sha256":"9e1d30f6cb0c68fa90489a92fc0375862f3fd59122554dce1e5a9b0b2bb09c82"},"schema_version":"1.0","source":{"id":"0808.0214","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0808.0214","created_at":"2026-05-18T04:29:33Z"},{"alias_kind":"arxiv_version","alias_value":"0808.0214v2","created_at":"2026-05-18T04:29:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0808.0214","created_at":"2026-05-18T04:29:33Z"},{"alias_kind":"pith_short_12","alias_value":"4QPWZ5GLNBSC","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_16","alias_value":"4QPWZ5GLNBSCXQBH","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_8","alias_value":"4QPWZ5GL","created_at":"2026-05-18T12:25:56Z"}],"graph_snapshots":[{"event_id":"sha256:447a6e00f3ed6461591233695f5faa5b6e7d662eaa303df6eda746648ddcd203","target":"graph","created_at":"2026-05-18T04:29:33Z","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":"We present first results from the Southern Cosmology Survey, a new multiwavelength survey of the southern sky coordinated with the Atacama Cosmology Telescope (ACT), a recently commissioned ground-based mm-band Cosmic Microwave Background experiment. This article presents a full analysis of archival optical multi-band imaging data covering an 8 square degree region near right ascension 23 hours and declination -55 degrees, obtained by the Blanco 4-m telescope and Mosaic-II camera in late 2005. We describe the pipeline we have developed to process this large data volume, obtain accurate photome","authors_text":"3), (4) Max Planck Institut fur Astrophysik, (5) University of Pittsburgh, (6) University of KwaZulu-Natal, (7) P. Universidad Catolica de Chile, (8) University of Pennsylvania), Arthur Kosowsky (5), Carlos Hernandez-Monteagudo (4), Felipe Menanteau (1), John P. Hughes (1), Kavilan Moodley (6), Leopoldo Infante (7), Licia Verde (2, Nathan Roche (8) ((1) Rutgers University (2) ICREA & Institute of Space Sciences (CSIC-IEEC) (3) Princeton University, Raul Jimenez (2","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-08-01T23:04:30Z","title":"Southern Cosmology Survey I: Optical Cluster Detections and Predictions for the Southern Common-Area Millimeter-Wave Experiments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0808.0214","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":"sha256:6752bdcddd3c7b0597ec60fca30254cec014d3f9bc3a25168f278cf9c9601c98","target":"record","created_at":"2026-05-18T04:29:33Z","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":"92b414ca2ec486eb33031d1aaa0e5d269d2f952ffe987c9c4c00c2c6c79438ff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-08-01T23:04:30Z","title_canon_sha256":"9e1d30f6cb0c68fa90489a92fc0375862f3fd59122554dce1e5a9b0b2bb09c82"},"schema_version":"1.0","source":{"id":"0808.0214","kind":"arxiv","version":2}},"canonical_sha256":"e41f6cf4cb68642bc027b978d186c9036c94af4b73c3a1ed5cbd56c7f118808e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e41f6cf4cb68642bc027b978d186c9036c94af4b73c3a1ed5cbd56c7f118808e","first_computed_at":"2026-05-18T04:29:33.105902Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:29:33.105902Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tYmJP4uD57gjBUUS3t1iXi+hsg9aOLUVHm1ZiQVP9GLZZpKoqGhDuyI8KrxzzszJ2B2IjTzW4SpfZYcTnHoBAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:29:33.106259Z","signed_message":"canonical_sha256_bytes"},"source_id":"0808.0214","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6752bdcddd3c7b0597ec60fca30254cec014d3f9bc3a25168f278cf9c9601c98","sha256:447a6e00f3ed6461591233695f5faa5b6e7d662eaa303df6eda746648ddcd203"],"state_sha256":"c23eeaa3b7ac0bf452691379363a1525355b5a5920198d57267ed77ccdea44c9"}