{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:UM7C34JC7IG53G75ZT4JIYDSFV","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":"7cce10b4d599bcab80fe8df8a648dedeb7460a4ce41ba28817b4ca34f432479a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-05-10T08:28:30Z","title_canon_sha256":"cc5f61cc94396039b5e9adfce02e23f359fd1f3b1d23267a63f073826db7ff91"},"schema_version":"1.0","source":{"id":"astro-ph/0105167","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0105167","created_at":"2026-05-18T00:21:05Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0105167v3","created_at":"2026-05-18T00:21:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0105167","created_at":"2026-05-18T00:21:05Z"},{"alias_kind":"pith_short_12","alias_value":"UM7C34JC7IG5","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"UM7C34JC7IG53G75","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"UM7C34JC","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:6fad2e7e4b6f70fa2db127bd85e4663b9afcacc624a9f7789183d2a8489d1602","target":"graph","created_at":"2026-05-18T00:21:05Z","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 have obtained 782 real spectra and used them as inputs for 6700 automatic cross-correlation runs to the aim of investigating the radial velocity accuracy that GAIA could potentially achieve as function of spectral resolution and signal-to-noise ratio. We have explored the dispersions 0.25, 0.5, 1 and 2 Ang/pix (bracketing the 0.75 Ang/pix currently baselined for the 8490--8740 Ang GAIA range centered on the near-infrared CaII triplet) over S/N ranging from 10 to 110. We have carefully maintained the condition FWHM (PSF) = 2 pixels during the acquisition of the 782 input spectra, and therefo","authors_text":"Italy), L.Tomasella (Oss.Astro.Padova, P.Agnolin, Sede di Asiago, U.Munari","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2001-05-10T08:28:30Z","title":"On the accuracy of GAIA radial velocities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0105167","kind":"arxiv","version":3},"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:e853020142f0bcf4e6c2789b2d1a0a67232d7d0224d325e7e2c47be45bcfab65","target":"record","created_at":"2026-05-18T00:21:05Z","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":"7cce10b4d599bcab80fe8df8a648dedeb7460a4ce41ba28817b4ca34f432479a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-05-10T08:28:30Z","title_canon_sha256":"cc5f61cc94396039b5e9adfce02e23f359fd1f3b1d23267a63f073826db7ff91"},"schema_version":"1.0","source":{"id":"astro-ph/0105167","kind":"arxiv","version":3}},"canonical_sha256":"a33e2df122fa0ddd9bfdccf89460722d4b5caa782cb1f9592287fddd72c8e2dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a33e2df122fa0ddd9bfdccf89460722d4b5caa782cb1f9592287fddd72c8e2dd","first_computed_at":"2026-05-18T00:21:05.564854Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:21:05.564854Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HKVj9/fpJj+dSU8zD8qeFcgzXdWvCiD5nC3GMJi/wR6rjrYYZruxpXNgV1NobzQKqVKuvty92abW++S/ET8jDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:21:05.565641Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0105167","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e853020142f0bcf4e6c2789b2d1a0a67232d7d0224d325e7e2c47be45bcfab65","sha256:6fad2e7e4b6f70fa2db127bd85e4663b9afcacc624a9f7789183d2a8489d1602"],"state_sha256":"2c07e7a3d8739f2944cf0a92164f28cb6d9a7ad1ba19e66a41dda5e8f4b392ca"}