{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:44XBDPBCWAKGFPOY63JAMVFUDB","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":"0e06298a85dc6fa6bcbfce4ae1ee6691d7dfcd17248a4f238b258469c2f74ee8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-12-06T19:31:14Z","title_canon_sha256":"fb8d96d2ca7a249cf06e3792c3c6c737479a177f16aa2b4a0d9f9d66d455a688"},"schema_version":"1.0","source":{"id":"1112.1382","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.1382","created_at":"2026-05-18T01:59:16Z"},{"alias_kind":"arxiv_version","alias_value":"1112.1382v1","created_at":"2026-05-18T01:59:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.1382","created_at":"2026-05-18T01:59:16Z"},{"alias_kind":"pith_short_12","alias_value":"44XBDPBCWAKG","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"44XBDPBCWAKGFPOY","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"44XBDPBC","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:95a11e3ea31ec8c219b1aa0851dc6a94eab90559ad92133c82d45b3c3d7b911d","target":"graph","created_at":"2026-05-18T01:59:16Z","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"},"paper":{"abstract_excerpt":"Context. Radial velocity (RV) measurements from near-infrared spectra have become a potentially powerful tool to search for planets around cool stars and sub-stellar objects. As part of a large survey to characterize M-dwarfs using NIRSPEC at Keck II, we obtained spectra of eight late M-dwarfs (spectral types M5.0-M8.0) during two or more observing epochs per target. These spectra were taken with intermediate spectral resolving powers (R \\sim 20,000) in the J-band.\n  Aims. We search for relative radial velocity variability in these late M-dwarfs and test the NIRSPEC capability of detecting sho","authors_text":"Carlos del Burgo, Eduardo L. Martin, Florian Rodler, Maria Rosa Zapatero Osorio, Michele M. Montgomery, Orlagh L. Creevey, Rohit Deshpande","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-12-06T19:31:14Z","title":"Search for radial velocity variations in eight M-dwarfs with NIRSPEC/Keck II"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.1382","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:f6d4ba6618a966bc0be723a27e29c8fbbe6ffbf06de5d4a0d348524fbf747b94","target":"record","created_at":"2026-05-18T01:59:16Z","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":"0e06298a85dc6fa6bcbfce4ae1ee6691d7dfcd17248a4f238b258469c2f74ee8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-12-06T19:31:14Z","title_canon_sha256":"fb8d96d2ca7a249cf06e3792c3c6c737479a177f16aa2b4a0d9f9d66d455a688"},"schema_version":"1.0","source":{"id":"1112.1382","kind":"arxiv","version":1}},"canonical_sha256":"e72e11bc22b01462bdd8f6d20654b41848dc7d49929feff7777773404bc58969","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e72e11bc22b01462bdd8f6d20654b41848dc7d49929feff7777773404bc58969","first_computed_at":"2026-05-18T01:59:16.264294Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:59:16.264294Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9cB32HEiRG+j1YPdDbN3kq8y5iQiIj8ER1oSNPFdpq97QtLRaMwsZGSYj0V0raAG9t2YJAcRfErKAx+KVgAEAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:59:16.264963Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.1382","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f6d4ba6618a966bc0be723a27e29c8fbbe6ffbf06de5d4a0d348524fbf747b94","sha256:95a11e3ea31ec8c219b1aa0851dc6a94eab90559ad92133c82d45b3c3d7b911d"],"state_sha256":"b88b86fd147d997b3334c8e291e801869513c8f5e83d4561f0158142c43a5956"}