{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:WOUEE7ZKOWCPE5ODWCZGVOIEJ5","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":"f35bb28d5d9af426708ca46bd2eca05ce85e3a23d52935522a8261b741c551c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-11-10T20:55:14Z","title_canon_sha256":"969de37b6964c76e36d29162eaad92b04b5a9f183264572eb8c978fc2a019869"},"schema_version":"1.0","source":{"id":"0911.1992","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.1992","created_at":"2026-05-18T02:24:46Z"},{"alias_kind":"arxiv_version","alias_value":"0911.1992v2","created_at":"2026-05-18T02:24:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.1992","created_at":"2026-05-18T02:24:46Z"},{"alias_kind":"pith_short_12","alias_value":"WOUEE7ZKOWCP","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"WOUEE7ZKOWCPE5OD","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"WOUEE7ZK","created_at":"2026-05-18T12:26:02Z"}],"graph_snapshots":[{"event_id":"sha256:3939209013b6659069f9002b3e4629d899a679ca0b29e81202bec31fef9973ee","target":"graph","created_at":"2026-05-18T02:24:46Z","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 take advantage of good atmospheric transparency and the availability of high quality instrumentation in the 1 um near-infrared atmospheric window to present a grid of F, G, K, and M spectral standards observed at high spectral resolution (R ~ 25,000). In addition to a spectral atlas, we present a catalog of atomic line absorption features in the 0.95-1.11 um range. The catalog includes a wide range of line excitation potentials, from 0-13 eV, arising from neutral and singly ionized species, most frequently those of Fe I and Ti I at low excitation, Cr I, Fe I, and Si I at moderate excitation","authors_text":"Chelsea Sharon, Lynne Hillenbrand, Suzan Edwards, William Fischer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-11-10T20:55:14Z","title":"F, G, K, M Spectral Standards in the Y Band (0.95-1.11 um)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.1992","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":"sha256:5c549f2d31cc22557a5b60df8651383200fc362690e431c821ca298570c17753","target":"record","created_at":"2026-05-18T02:24:46Z","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":"f35bb28d5d9af426708ca46bd2eca05ce85e3a23d52935522a8261b741c551c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-11-10T20:55:14Z","title_canon_sha256":"969de37b6964c76e36d29162eaad92b04b5a9f183264572eb8c978fc2a019869"},"schema_version":"1.0","source":{"id":"0911.1992","kind":"arxiv","version":2}},"canonical_sha256":"b3a8427f2a7584f275c3b0b26ab9044f7a8ac65ec268f24ff2015476f0e0064a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b3a8427f2a7584f275c3b0b26ab9044f7a8ac65ec268f24ff2015476f0e0064a","first_computed_at":"2026-05-18T02:24:46.367541Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:24:46.367541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eqoTL1yFZ505wo20OEhAWKzj5nSxKZogopv00wx9aIk+HIST9jin3e4gsbuQD+L9yG76zJfwgJKcCOeKQ2vFDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:24:46.367985Z","signed_message":"canonical_sha256_bytes"},"source_id":"0911.1992","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c549f2d31cc22557a5b60df8651383200fc362690e431c821ca298570c17753","sha256:3939209013b6659069f9002b3e4629d899a679ca0b29e81202bec31fef9973ee"],"state_sha256":"046d98b3317fd8cd0d85697ed04d28de4b6d8c06fc66e58ef7bcb3fbdb603e70"}