{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1995:76N4463KUBLDSCXQRV3E2HKO5L","short_pith_number":"pith:76N4463K","canonical_record":{"source":{"id":"astro-ph/9509007","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1995-09-01T20:30:24Z","cross_cats_sorted":[],"title_canon_sha256":"05b1278c077173ecd341784fadb9954b5de66eca2a3d9ba008231e7aa24db408","abstract_canon_sha256":"750eb64a187bb9d6cb8ae9c8b703d1e9b2308b397040e83defaa2d75cc43194a"},"schema_version":"1.0"},"canonical_sha256":"ff9bce7b6aa056390af08d764d1d4eeadaecb8098cf035bf08b5334b48770c6a","source":{"kind":"arxiv","id":"astro-ph/9509007","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9509007","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9509007v1","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9509007","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"pith_short_12","alias_value":"76N4463KUBLD","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"76N4463KUBLDSCXQ","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"76N4463K","created_at":"2026-05-18T12:25:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1995:76N4463KUBLDSCXQRV3E2HKO5L","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/9509007","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1995-09-01T20:30:24Z","cross_cats_sorted":[],"title_canon_sha256":"05b1278c077173ecd341784fadb9954b5de66eca2a3d9ba008231e7aa24db408","abstract_canon_sha256":"750eb64a187bb9d6cb8ae9c8b703d1e9b2308b397040e83defaa2d75cc43194a"},"schema_version":"1.0"},"canonical_sha256":"ff9bce7b6aa056390af08d764d1d4eeadaecb8098cf035bf08b5334b48770c6a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:22:51.111839Z","signature_b64":"L0t5QC4yAGgp/8IRaQsxsJTQXwOEt2lnDZTh4IRmPXmXXL9xGWva3QoI6F9slmMuu0YvwLvNbBlWZF8y6yzIAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff9bce7b6aa056390af08d764d1d4eeadaecb8098cf035bf08b5334b48770c6a","last_reissued_at":"2026-05-18T04:22:51.111268Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:22:51.111268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/9509007","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:22:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/kRGgDBCQh7XhZ+ZLcqmEq1k7qYEtPeVLS+6d0ZeQTwN7F18s/ZEUi7yOnYhtVuA0zagT09mSlqK4tV27ye6AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T03:20:09.582610Z"},"content_sha256":"d1463267f6ae8eb31f32fc40ab62bda179c2815029b8794293102eadac3c9c75","schema_version":"1.0","event_id":"sha256:d1463267f6ae8eb31f32fc40ab62bda179c2815029b8794293102eadac3c9c75"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1995:76N4463KUBLDSCXQRV3E2HKO5L","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chemistry and Kinematics in the Solar Neighborhood: Implications for Stellar Populations and for Galaxy Evolution","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Berkeley), Cambridge), Cambridge; CfPA, Gerard Gilmore (IoA, Rosemary F.G. Wyse (JHU; IoA","submitted_at":"1995-09-01T20:30:24Z","abstract_excerpt":"The immediate Solar neighborhood should be a fair sample of the local Galaxy. However, the chemical abundance distribution of long-lived disk stars very near the Sun contains a factor of five to ten more metal-poor stars, $-1 \\simlt {\\rm [Fe/H]} \\simlt -0.4$ dex, than is consistent with modern star-count models of larger scale Galactic structure. The metallicity distribution of complete samples of long-lived stars has long been recognised as providing unique constraints on the early stages of chemical evolution of the Galaxy, so that one would like to resolve this anomaly. We present a new der"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9509007","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:22:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0IqS5ONP9g25zFH9igNhuUkj1hz4iaH2S9BgXuUY6b6nLmY+qhjVQO2EwV5clxfO8pribDGXMlWca419L9+3Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T03:20:09.583248Z"},"content_sha256":"d4b488db8124198e2d442bdd0783d0e9019f9fd083ef63fcd735f38f5ff8ce7f","schema_version":"1.0","event_id":"sha256:d4b488db8124198e2d442bdd0783d0e9019f9fd083ef63fcd735f38f5ff8ce7f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/76N4463KUBLDSCXQRV3E2HKO5L/bundle.json","state_url":"https://pith.science/pith/76N4463KUBLDSCXQRV3E2HKO5L/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/76N4463KUBLDSCXQRV3E2HKO5L/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-09T03:20:09Z","links":{"resolver":"https://pith.science/pith/76N4463KUBLDSCXQRV3E2HKO5L","bundle":"https://pith.science/pith/76N4463KUBLDSCXQRV3E2HKO5L/bundle.json","state":"https://pith.science/pith/76N4463KUBLDSCXQRV3E2HKO5L/state.json","well_known_bundle":"https://pith.science/.well-known/pith/76N4463KUBLDSCXQRV3E2HKO5L/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:76N4463KUBLDSCXQRV3E2HKO5L","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":"750eb64a187bb9d6cb8ae9c8b703d1e9b2308b397040e83defaa2d75cc43194a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1995-09-01T20:30:24Z","title_canon_sha256":"05b1278c077173ecd341784fadb9954b5de66eca2a3d9ba008231e7aa24db408"},"schema_version":"1.0","source":{"id":"astro-ph/9509007","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9509007","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9509007v1","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9509007","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"pith_short_12","alias_value":"76N4463KUBLD","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"76N4463KUBLDSCXQ","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"76N4463K","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:d4b488db8124198e2d442bdd0783d0e9019f9fd083ef63fcd735f38f5ff8ce7f","target":"graph","created_at":"2026-05-18T04:22:51Z","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":"The immediate Solar neighborhood should be a fair sample of the local Galaxy. However, the chemical abundance distribution of long-lived disk stars very near the Sun contains a factor of five to ten more metal-poor stars, $-1 \\simlt {\\rm [Fe/H]} \\simlt -0.4$ dex, than is consistent with modern star-count models of larger scale Galactic structure. The metallicity distribution of complete samples of long-lived stars has long been recognised as providing unique constraints on the early stages of chemical evolution of the Galaxy, so that one would like to resolve this anomaly. We present a new der","authors_text":"Berkeley), Cambridge), Cambridge; CfPA, Gerard Gilmore (IoA, Rosemary F.G. Wyse (JHU; IoA","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1995-09-01T20:30:24Z","title":"Chemistry and Kinematics in the Solar Neighborhood: Implications for Stellar Populations and for Galaxy Evolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9509007","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:d1463267f6ae8eb31f32fc40ab62bda179c2815029b8794293102eadac3c9c75","target":"record","created_at":"2026-05-18T04:22:51Z","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":"750eb64a187bb9d6cb8ae9c8b703d1e9b2308b397040e83defaa2d75cc43194a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1995-09-01T20:30:24Z","title_canon_sha256":"05b1278c077173ecd341784fadb9954b5de66eca2a3d9ba008231e7aa24db408"},"schema_version":"1.0","source":{"id":"astro-ph/9509007","kind":"arxiv","version":1}},"canonical_sha256":"ff9bce7b6aa056390af08d764d1d4eeadaecb8098cf035bf08b5334b48770c6a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ff9bce7b6aa056390af08d764d1d4eeadaecb8098cf035bf08b5334b48770c6a","first_computed_at":"2026-05-18T04:22:51.111268Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:22:51.111268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"L0t5QC4yAGgp/8IRaQsxsJTQXwOEt2lnDZTh4IRmPXmXXL9xGWva3QoI6F9slmMuu0YvwLvNbBlWZF8y6yzIAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:22:51.111839Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9509007","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d1463267f6ae8eb31f32fc40ab62bda179c2815029b8794293102eadac3c9c75","sha256:d4b488db8124198e2d442bdd0783d0e9019f9fd083ef63fcd735f38f5ff8ce7f"],"state_sha256":"829820b9e4a9fbc0a92d7121ee6fb87c99987774db2df22f8ada3cccb4571d52"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wCynam1GB5QwY2+F1SRx2Rn9h3R6e5b0qXRhzoLFpDqlZk9C4tig0/FL6wzDoC0FlgMsAIfS2n+9H0K7OVz1Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T03:20:09.586726Z","bundle_sha256":"f843f17c41ca61a790c865ebf12974607ff6a045e1c7b80aec5f748d6d3247b9"}}