{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:SCT42HZ5IFKQDFEJFDFH342IYC","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":"6214f5e5ea226ff858ebf55372236a48e0639d122c7c06ca8419afbd590b33a6","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-03-26T21:06:06Z","title_canon_sha256":"00edc13c8d3be0cf08c6b88b1abf1697c4eec35e6095cfdf6cdadeaece2e876b"},"schema_version":"1.0","source":{"id":"1203.5818","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.5818","created_at":"2026-05-18T03:59:13Z"},{"alias_kind":"arxiv_version","alias_value":"1203.5818v1","created_at":"2026-05-18T03:59:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.5818","created_at":"2026-05-18T03:59:13Z"},{"alias_kind":"pith_short_12","alias_value":"SCT42HZ5IFKQ","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_16","alias_value":"SCT42HZ5IFKQDFEJ","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_8","alias_value":"SCT42HZ5","created_at":"2026-05-18T12:27:20Z"}],"graph_snapshots":[{"event_id":"sha256:83828d5424a1f9b7fc071685bc33186b5f0f71828779d212001795c81e8abbef","target":"graph","created_at":"2026-05-18T03:59:13Z","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 Wide-field Infrared Survey Explorer Preliminary Data Release Source Catalog contains over 257 million objects. We describe the method used to flag variable source candidates in the Catalog. Using a method based on the chi- square of single-exposure flux measurements, we generated a variability flag for each object, and have identified almost 460,000 candidates sources that exhibit significant flux variability with greater than \\sim 7{\\sigma} confidence. We discuss the flagging method in detail and describe its benefits and limitations. We also present results from the flagging method, incl","authors_text":"Douglas I. Hoffman, F.J. Masci, J.W. Fowler, K.A. Marsh, R.M. Cutri, T.H. Jarrett","cross_cats":["astro-ph.SR"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-03-26T21:06:06Z","title":"Variability Flagging in the WISE Preliminary Data Release"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.5818","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:c78ce743a5c9648f0f70a79f34f46413e4d2bc290e29504913e19be6a6125624","target":"record","created_at":"2026-05-18T03:59:13Z","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":"6214f5e5ea226ff858ebf55372236a48e0639d122c7c06ca8419afbd590b33a6","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-03-26T21:06:06Z","title_canon_sha256":"00edc13c8d3be0cf08c6b88b1abf1697c4eec35e6095cfdf6cdadeaece2e876b"},"schema_version":"1.0","source":{"id":"1203.5818","kind":"arxiv","version":1}},"canonical_sha256":"90a7cd1f3d415501948928ca7df348c08fad8df33f6db2648e705af969ec21c1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90a7cd1f3d415501948928ca7df348c08fad8df33f6db2648e705af969ec21c1","first_computed_at":"2026-05-18T03:59:13.374309Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:59:13.374309Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VoJmWuXBX7dqlG5d4XRiPqLRQYQcdOD3RxfmwAAThHTMEfaXdlTCbjwybCMFcrZ5YwVe2/0PEX4XdrZ7QTxmCg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:59:13.375094Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.5818","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c78ce743a5c9648f0f70a79f34f46413e4d2bc290e29504913e19be6a6125624","sha256:83828d5424a1f9b7fc071685bc33186b5f0f71828779d212001795c81e8abbef"],"state_sha256":"38a250bd142f61eb76af3d764be002288555d1f288553bba35c97309b5e294d9"}