{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:KI7FOZ3OON3YTYIF5RRU77YXUL","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":"bd68f3250b6a366b81540e169710470f9c8c0dce7a08baaeb2a4bdd04a772000","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-01-27T23:54:14Z","title_canon_sha256":"f19a5da88ea28617f93dec1183bf79b9ce55f81277e342177bfcc641b7699d02"},"schema_version":"1.0","source":{"id":"2101.11746","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2101.11746","created_at":"2026-07-05T02:10:30Z"},{"alias_kind":"arxiv_version","alias_value":"2101.11746v1","created_at":"2026-07-05T02:10:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.11746","created_at":"2026-07-05T02:10:30Z"},{"alias_kind":"pith_short_12","alias_value":"KI7FOZ3OON3Y","created_at":"2026-07-05T02:10:30Z"},{"alias_kind":"pith_short_16","alias_value":"KI7FOZ3OON3YTYIF","created_at":"2026-07-05T02:10:30Z"},{"alias_kind":"pith_short_8","alias_value":"KI7FOZ3O","created_at":"2026-07-05T02:10:30Z"}],"graph_snapshots":[{"event_id":"sha256:660d07f6fe143df9516cc38e91677d232000927d18a4ab372953e63ee0ad3c63","target":"graph","created_at":"2026-07-05T02:10:30Z","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/2101.11746/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Complex A is a high-velocity cloud that is traversing through the Galactic halo toward the Milky Way's disk. We combine both new and archival Green Bank Telescope observations to construct a spectroscopically resolved HI~21-cm map of this entire complex at a $17.1\\lesssim\\log{\\left({N_{\\rm HI},\\,1\\sigma}/{\\rm cm}^{-2}\\right)}\\lesssim17.9$ sensitivity for a ${\\rm FWHM}=20~{\\rm km}\\,{\\rm s}^{-1}$ line and $\\Delta\\theta=9.1\\,{\\rm arcmins}$ or $17\\lesssim\\Delta d_{\\theta}\\lesssim30~\\rm pc$ spatial resolution. We find that that Complex A is has a Galactic standard of rest frame velocity gradient of","authors_text":"Amber Birdwell, Bart P. Wakker, Cannan Huey-You, David L. Nidever, Drew A. Ciampa, Joss Bland-Hawthorn, Katherine Rueff, Kathleen A. Barger, Nicolas Lehner, Paris Freeman, Robert Benjamin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-01-27T23:54:14Z","title":"Exploring Hydrodynamic Instabilities along the Infalling High-Velocity Cloud Complex A"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.11746","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":"sha256:0b2bce5bc368731ea447c9e2f928bddceebf19d7c6f78ca652b2db096e74124f","target":"record","created_at":"2026-07-05T02:10:30Z","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":"bd68f3250b6a366b81540e169710470f9c8c0dce7a08baaeb2a4bdd04a772000","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-01-27T23:54:14Z","title_canon_sha256":"f19a5da88ea28617f93dec1183bf79b9ce55f81277e342177bfcc641b7699d02"},"schema_version":"1.0","source":{"id":"2101.11746","kind":"arxiv","version":1}},"canonical_sha256":"523e57676e737789e105ec634fff17a2c6e14efac480e600835a9d22bd1dd7b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"523e57676e737789e105ec634fff17a2c6e14efac480e600835a9d22bd1dd7b2","first_computed_at":"2026-07-05T02:10:30.434407Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:10:30.434407Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"thfKR9Of9rDXJvKptAhftDRJ+si93HdcfMunE8H4P3lOzMJlk+13kqhrh2oJNqCLIv+JidWG50BlVKQPS/eqCA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:10:30.434886Z","signed_message":"canonical_sha256_bytes"},"source_id":"2101.11746","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0b2bce5bc368731ea447c9e2f928bddceebf19d7c6f78ca652b2db096e74124f","sha256:660d07f6fe143df9516cc38e91677d232000927d18a4ab372953e63ee0ad3c63"],"state_sha256":"e6cea7008ab1dad1f7d9c3d29a14464d0e5d61da947d89864e23b3cc0a1fda7a"}