{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:ITM5PROKL4KIIQHLF73T2SSHPM","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":"0e880b1484aed4a8ce852a1692a1112791da9937950f62a3d27a7720eaf4702d","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-01-15T13:07:57Z","title_canon_sha256":"f8fa1036e98746aa6ffccf6ea6ac9e9a61c4f05167e236843b85acaf1260c8e7"},"schema_version":"1.0","source":{"id":"astro-ph/0101235","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0101235","created_at":"2026-07-04T15:29:16Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0101235v1","created_at":"2026-07-04T15:29:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0101235","created_at":"2026-07-04T15:29:16Z"},{"alias_kind":"pith_short_12","alias_value":"ITM5PROKL4KI","created_at":"2026-07-04T15:29:16Z"},{"alias_kind":"pith_short_16","alias_value":"ITM5PROKL4KIIQHL","created_at":"2026-07-04T15:29:16Z"},{"alias_kind":"pith_short_8","alias_value":"ITM5PROK","created_at":"2026-07-04T15:29:16Z"}],"graph_snapshots":[{"event_id":"sha256:a06808573c4ab381d7265dbc1ec4dbbd7a7007a152faa2db71d2bba5cb26bd27","target":"graph","created_at":"2026-07-04T15:29:16Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0101235/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The GAIA astrometric mission has recently been approved as one of the next two `cornerstones' of ESA's science programme, with a launch date target of not later than mid-2012. GAIA will provide positional and radial velocity measurements with the accuracies needed to produce a stereoscopic and kinematic census of about one billion stars throughout our Galaxy (and into the Local Group), amounting to about 1 per cent of the Galactic stellar population. GAIA's main scientific goal is to clarify the origin and history of our Galaxy, from a quantitative census of the stellar populations. It will ad","authors_text":"E. H{\\o}g, F. Mignard, G. Gilmore, K.S. de Boer, L. Lindegren, M.A.C. Perryman, M.G. Lattanzi, O. Pace, P.T. de Zeeuw, X. Luri","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2001-01-15T13:07:57Z","title":"GAIA: Composition, Formation and Evolution of the Galaxy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0101235","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:aabe7360e25bce4736701f80b9600c3d1681042adb194dbe9b78125485bfb5d2","target":"record","created_at":"2026-07-04T15:29:16Z","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":"0e880b1484aed4a8ce852a1692a1112791da9937950f62a3d27a7720eaf4702d","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-01-15T13:07:57Z","title_canon_sha256":"f8fa1036e98746aa6ffccf6ea6ac9e9a61c4f05167e236843b85acaf1260c8e7"},"schema_version":"1.0","source":{"id":"astro-ph/0101235","kind":"arxiv","version":1}},"canonical_sha256":"44d9d7c5ca5f148440eb2ff73d4a477b2e2d5358a2d702759aa9727c2361f452","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"44d9d7c5ca5f148440eb2ff73d4a477b2e2d5358a2d702759aa9727c2361f452","first_computed_at":"2026-07-04T15:29:16.809728Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:29:16.809728Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lpbtBvnGJzIBLhnxodwr5uEJbU+Ch1UNUeFu0ZN1hKV+0NkkmucZejMCLO1lvHpczt2PxM40UfyDceKKkFDVAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:29:16.810139Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0101235","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aabe7360e25bce4736701f80b9600c3d1681042adb194dbe9b78125485bfb5d2","sha256:a06808573c4ab381d7265dbc1ec4dbbd7a7007a152faa2db71d2bba5cb26bd27"],"state_sha256":"7cd650d5f987ea393aac00d98b570a698d3eb37395dc7912100cd67ddf12f295"}