{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:WXZSIO6HFFV5GIKGJZREXUSMYD","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":"885803b4576600a780afb638edbe422008daa0b0e304307ff64d59355fed84aa","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-12-07T06:20:24Z","title_canon_sha256":"e802e212f35111dc78fc36d04fc4c9b84456a6fa75a04dcd0de3399dc47319f7"},"schema_version":"1.0","source":{"id":"2212.03478","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.03478","created_at":"2026-07-05T05:23:16Z"},{"alias_kind":"arxiv_version","alias_value":"2212.03478v1","created_at":"2026-07-05T05:23:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.03478","created_at":"2026-07-05T05:23:16Z"},{"alias_kind":"pith_short_12","alias_value":"WXZSIO6HFFV5","created_at":"2026-07-05T05:23:16Z"},{"alias_kind":"pith_short_16","alias_value":"WXZSIO6HFFV5GIKG","created_at":"2026-07-05T05:23:16Z"},{"alias_kind":"pith_short_8","alias_value":"WXZSIO6H","created_at":"2026-07-05T05:23:16Z"}],"graph_snapshots":[{"event_id":"sha256:7bbcc2ca8ee71192d64aeb6d4b11c84f04b2a27cb0f6490bd70aa24eb1850cd6","target":"graph","created_at":"2026-07-05T05:23:16Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2212.03478/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The dwarf irregular galaxy HIPASS J1131-31 was discovered as a source of HI emission at low redshift in such close proximity of a bright star that we call it Peekaboo. The galaxy resolves into stars in images with Hubble Space Telescope, leading to a distance estimate of 6.8+-0.7 Mpc. Spectral optical observations with the Southern African Large Telescope reveal HIPASS J1131-31 to be one of the most extremely metal-poor galaxies known with the gas-phase oxygen abundance 12+log(O/H) = 6.99+-0.16 dex via the direct [OIII] 4363 line method and 6.87+-0.07 dex from the two strong line empirical met","authors_text":"A.Y.Kniazev, B.S. Koribalski, G.S. Anand, I. D. Karachentsev, L.N. Makarova, R.B. Tully","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-12-07T06:20:24Z","title":"Peekaboo: the extremely metal poor dwarf galaxy HIPASS J1131-31"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.03478","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":"sha256:6999f943c1fd0ab58b32c9b143dd51fa44b7afc88028b9e9327cdb298cdee7a0","target":"record","created_at":"2026-07-05T05:23:16Z","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":"885803b4576600a780afb638edbe422008daa0b0e304307ff64d59355fed84aa","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-12-07T06:20:24Z","title_canon_sha256":"e802e212f35111dc78fc36d04fc4c9b84456a6fa75a04dcd0de3399dc47319f7"},"schema_version":"1.0","source":{"id":"2212.03478","kind":"arxiv","version":1}},"canonical_sha256":"b5f3243bc7296bd321464e624bd24cc0db3af88f2c6ced40f28e3d0b918ceb91","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b5f3243bc7296bd321464e624bd24cc0db3af88f2c6ced40f28e3d0b918ceb91","first_computed_at":"2026-07-05T05:23:16.884880Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:23:16.884880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iU+RR+orkQr3Qh2USAu4ol9KpDlIEKrBv89ZWQ3zQjFBr/0z2w8kcgsd4FJeUVrLabM3bzpzy4QiQhKdPEw3Dw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:23:16.885229Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.03478","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6999f943c1fd0ab58b32c9b143dd51fa44b7afc88028b9e9327cdb298cdee7a0","sha256:7bbcc2ca8ee71192d64aeb6d4b11c84f04b2a27cb0f6490bd70aa24eb1850cd6"],"state_sha256":"87332edd55dc04736a7631363431bfc0c14d63e90c329372b71296f8c26a5752"}