{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:Y3SH7FQRXP67MPJTPNVTS4X6WM","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":"d5f4ae43aa349481726a43e1dc5a062ac0f8b9668b3c29dbfadc370686d6c62e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-09-19T16:30:48Z","title_canon_sha256":"727aeabd9b47678c8c4a687208e3e19f8a51a1ab297da7f40c2fe682d23453c6"},"schema_version":"1.0","source":{"id":"1709.06513","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.06513","created_at":"2026-05-18T00:34:45Z"},{"alias_kind":"arxiv_version","alias_value":"1709.06513v1","created_at":"2026-05-18T00:34:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.06513","created_at":"2026-05-18T00:34:45Z"},{"alias_kind":"pith_short_12","alias_value":"Y3SH7FQRXP67","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"Y3SH7FQRXP67MPJT","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"Y3SH7FQR","created_at":"2026-05-18T12:31:56Z"}],"graph_snapshots":[{"event_id":"sha256:d3fb586c1068edb42e1ffe65c12a01da9a7dc0cd97d29f99550faee666166691","target":"graph","created_at":"2026-05-18T00:34:45Z","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 use observations of the neutral atomic hydrogen (HI) 21-cm emission line to study the spatial distribution of the HI gas in a 80$\\degree\\times~$90$\\degree$ region of the Galaxy halo. The HI column densities in the range of \\mbox{3--11$\\times$10$^{20}$ cm$^{-2}$} have been estimated for some of the studied regions. In our map---obtained with a spectral sensitivity of $\\sim$2 K---we do not detect any HI 21-cm emission line {above 2$\\sigma$} at Galactic latitudes higher than $\\sim${46}$\\degree$. {This report summarizes our contribution presented at the conference on the origin and evolution of","authors_text":"Ericson L\\'opez, Franklin Ald\\'as, Jairo Armijos, Mario Llerena","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-09-19T16:30:48Z","title":"The HI Distribution Observed toward a Halo Region of the Milky Way"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.06513","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:cc79de171d5697e55099907f6b19a67b6fbbff365fe77e97afa1be8fac32bfc8","target":"record","created_at":"2026-05-18T00:34:45Z","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":"d5f4ae43aa349481726a43e1dc5a062ac0f8b9668b3c29dbfadc370686d6c62e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-09-19T16:30:48Z","title_canon_sha256":"727aeabd9b47678c8c4a687208e3e19f8a51a1ab297da7f40c2fe682d23453c6"},"schema_version":"1.0","source":{"id":"1709.06513","kind":"arxiv","version":1}},"canonical_sha256":"c6e47f9611bbfdf63d337b6b3972feb33e6eb6860505c011b465612ba6a18d92","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c6e47f9611bbfdf63d337b6b3972feb33e6eb6860505c011b465612ba6a18d92","first_computed_at":"2026-05-18T00:34:45.555134Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:45.555134Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hPELiMRtoN+jxoM+qoQrr22LJxpvQnoWCibu/1QhVn3F9MechrhWxxoKTSCdxDmnFuEWGexLUAkRalFRDOgUDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:45.556250Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.06513","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cc79de171d5697e55099907f6b19a67b6fbbff365fe77e97afa1be8fac32bfc8","sha256:d3fb586c1068edb42e1ffe65c12a01da9a7dc0cd97d29f99550faee666166691"],"state_sha256":"8d4632e00a453c290194dfbb3f07a20191f451d9e28802cde70a5726a7da400f"}