{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:6BEXSTEPSBUQDEHIMTVUZVRQ3L","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":"7876b41c03616094b93da514e85a525d5deb17f024c989e0ea93b2e83eec8f77","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-09-01T12:39:00Z","title_canon_sha256":"e9d05882d7295e256ee26b6e5929768686bf45c9be577ecc39a64a2253ad0f25"},"schema_version":"1.0","source":{"id":"1809.00163","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.00163","created_at":"2026-05-18T00:06:35Z"},{"alias_kind":"arxiv_version","alias_value":"1809.00163v1","created_at":"2026-05-18T00:06:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.00163","created_at":"2026-05-18T00:06:35Z"},{"alias_kind":"pith_short_12","alias_value":"6BEXSTEPSBUQ","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"6BEXSTEPSBUQDEHI","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"6BEXSTEP","created_at":"2026-05-18T12:32:08Z"}],"graph_snapshots":[{"event_id":"sha256:0b06eee6868d48664009ea23840dd13915b7288d765c5ff01edfdfda4a3b76d8","target":"graph","created_at":"2026-05-18T00:06:35Z","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":"In this Research Note we present a serendipitous discovery of the transient CGS2004A (AT2004iu) in an image collected by the Carnegie-Irvine Galaxy Survey of the Scd: galaxy NGC 1892, which we determine is most likely to have been a type IIP supernova.","authors_text":"Aaron J. Barth, Daniel J. Patnaude, James Guillochon, Jorge Stockler de Moraes, Katie Auchettl, Luis C. Ho, Matt Nicholl, Zhao-Yu Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-09-01T12:39:00Z","title":"Serendipitous Discovery of a 14-year-old Supernova at 16 Mpc"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.00163","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":"sha256:4491f932d8670f948488610cf8115f489c80fb0974b4b68be7ba001eda711145","target":"record","created_at":"2026-05-18T00:06:35Z","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":"7876b41c03616094b93da514e85a525d5deb17f024c989e0ea93b2e83eec8f77","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-09-01T12:39:00Z","title_canon_sha256":"e9d05882d7295e256ee26b6e5929768686bf45c9be577ecc39a64a2253ad0f25"},"schema_version":"1.0","source":{"id":"1809.00163","kind":"arxiv","version":1}},"canonical_sha256":"f049794c8f90690190e864eb4cd630dafed4668db3dd37619cb4e2c27a517295","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f049794c8f90690190e864eb4cd630dafed4668db3dd37619cb4e2c27a517295","first_computed_at":"2026-05-18T00:06:35.892017Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:06:35.892017Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0ghb9i68tD2zs5aeYHL1PY5FVX/1IHscXIiaSONJOYgoIPazmkfoxzLzbsAi8lWDVnlohQ5UDUiBymweDCYlDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:06:35.892501Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.00163","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4491f932d8670f948488610cf8115f489c80fb0974b4b68be7ba001eda711145","sha256:0b06eee6868d48664009ea23840dd13915b7288d765c5ff01edfdfda4a3b76d8"],"state_sha256":"1bca89160d8029b089a47ce25e7f06cb4f1a0ea0223ca5f99977fcea00e274b1"}