{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:YBYKRHRNKX274XX46QP7YGNAW5","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":"a34d90870255cfb2c87394461d5b041f69d7c28f7339d5d280d20b25f382f1bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-07-22T16:33:47Z","title_canon_sha256":"5352b18f47c5b5f15746ec7fb33bb45e8569095b9b8ce5636c3425d88ee40f78"},"schema_version":"1.0","source":{"id":"1007.3936","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.3936","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"arxiv_version","alias_value":"1007.3936v2","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.3936","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"pith_short_12","alias_value":"YBYKRHRNKX27","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"YBYKRHRNKX274XX4","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"YBYKRHRN","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:796e62fff9f49ac4402228053a39e9314f92207b2f90ed7c73d84f208facad14","target":"graph","created_at":"2026-05-18T04:32:09Z","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 an HI 21 cm absorption survey with the Green Bank Telescope (GBT) of galaxy-quasar pairs selected by combining data from the Sloan Digital Sky Survey (SDSS) and the Faint Images of the Radio Sky at Twenty-Centimeters (FIRST) survey. Our sample consists of 23 sightlines through 15 low-redshift foreground galaxy - background quasar pairs with impact parameters ranging from 1.7 kpc up to 86.7 kpc. We detected one absorber in the GBT survey from the foreground dwarf galaxy, GQ1042+0747, at an impact parameter of 1.7 kpc and another possible absorber in our follow-up Very Large Array (VL","authors_text":"David V. Bowen, Donald G. York, Emmanuel Momjian, Joseph D. Meiring, Min S. Yun, Sanchayeeta Borthakur, Todd M. Tripp","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-07-22T16:33:47Z","title":"A GBT Survey for HI 21 cm Absorption in the Disks and Halos of Low-Redshift Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.3936","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":"sha256:1d9639b62a10a8d2010ec55fe592b019436d11229b1cbfcf8680588113392aac","target":"record","created_at":"2026-05-18T04:32:09Z","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":"a34d90870255cfb2c87394461d5b041f69d7c28f7339d5d280d20b25f382f1bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-07-22T16:33:47Z","title_canon_sha256":"5352b18f47c5b5f15746ec7fb33bb45e8569095b9b8ce5636c3425d88ee40f78"},"schema_version":"1.0","source":{"id":"1007.3936","kind":"arxiv","version":2}},"canonical_sha256":"c070a89e2d55f5fe5efcf41ffc19a0b7520b61970c34b904935be2f9e822c9ad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c070a89e2d55f5fe5efcf41ffc19a0b7520b61970c34b904935be2f9e822c9ad","first_computed_at":"2026-05-18T04:32:09.437428Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:32:09.437428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LLWaRG1+CDNZ7nYiEDgmfFM3LpUL48KeTvdnCRwkfccIIM2Fae3nqEDZEuJ/24rQoRj5IhHIuaCr6i6K7I5ECA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:32:09.437918Z","signed_message":"canonical_sha256_bytes"},"source_id":"1007.3936","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1d9639b62a10a8d2010ec55fe592b019436d11229b1cbfcf8680588113392aac","sha256:796e62fff9f49ac4402228053a39e9314f92207b2f90ed7c73d84f208facad14"],"state_sha256":"c1a852794e8642dfbf966102622dd2ea53a8e0f270ce61b67d7c0cbb906e28e8"}