{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:BURZJACWQONYCHJW42WPXOY53P","short_pith_number":"pith:BURZJACW","schema_version":"1.0","canonical_sha256":"0d23948056839b811d36e6acfbbb1ddbe2c580c60b187cf9f35764482b0b0ccb","source":{"kind":"arxiv","id":"2010.10524","version":1},"attestation_state":"computed","paper":{"title":"Jurassic: A Chemically Anomalous Structure in the Galactic Halo","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Dante Minniti, Jos\\'e G. Fern\\'andez-Trincado, Timothy C. Beers","submitted_at":"2020-10-20T18:00:00Z","abstract_excerpt":"Detailed elemental-abundance patterns of giant stars in the Galactic halo measured by APOGEE-2 have revealed the existence of a unique and significant stellar sub-population of silicon-enhanced ([Si/Fe]$\\gtrsim +0.5$) metal-poor stars, spanning a wide range of metallicities ($-1.5\\lesssim$[Fe/H]$\\lesssim-0.8$). Stars with over-abundances in [Si/Fe] are of great interest because these have very strong silicon ($^{28}$Si) spectral features for stars of their metallicity and evolutionary stage, offering clues about rare nucleosynthetic pathways in globular clusters (GCs). Si-rich field stars have"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2010.10524","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-20T18:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"771fd59e0aa33c774367f370017cba30255d25f775ca5583b086b5e32926f86e","abstract_canon_sha256":"623742d0244f1e83233c7a177d3171f09e3416ffc647188259fc3aa9911e48f5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:03:50.753763Z","signature_b64":"BISlQiQYaqsNJZO3gHTSqW8n41+KoGc67ebYEGQj2YNqKq7AAmjM3T6hPio4c/PCoHhrIBNI4KHkxDUwYJXECg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0d23948056839b811d36e6acfbbb1ddbe2c580c60b187cf9f35764482b0b0ccb","last_reissued_at":"2026-07-05T02:03:50.753417Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:03:50.753417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Jurassic: A Chemically Anomalous Structure in the Galactic Halo","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Dante Minniti, Jos\\'e G. Fern\\'andez-Trincado, Timothy C. Beers","submitted_at":"2020-10-20T18:00:00Z","abstract_excerpt":"Detailed elemental-abundance patterns of giant stars in the Galactic halo measured by APOGEE-2 have revealed the existence of a unique and significant stellar sub-population of silicon-enhanced ([Si/Fe]$\\gtrsim +0.5$) metal-poor stars, spanning a wide range of metallicities ($-1.5\\lesssim$[Fe/H]$\\lesssim-0.8$). Stars with over-abundances in [Si/Fe] are of great interest because these have very strong silicon ($^{28}$Si) spectral features for stars of their metallicity and evolutionary stage, offering clues about rare nucleosynthetic pathways in globular clusters (GCs). Si-rich field stars have"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.10524","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2010.10524/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2010.10524","created_at":"2026-07-05T02:03:50.753470+00:00"},{"alias_kind":"arxiv_version","alias_value":"2010.10524v1","created_at":"2026-07-05T02:03:50.753470+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.10524","created_at":"2026-07-05T02:03:50.753470+00:00"},{"alias_kind":"pith_short_12","alias_value":"BURZJACWQONY","created_at":"2026-07-05T02:03:50.753470+00:00"},{"alias_kind":"pith_short_16","alias_value":"BURZJACWQONYCHJW","created_at":"2026-07-05T02:03:50.753470+00:00"},{"alias_kind":"pith_short_8","alias_value":"BURZJACW","created_at":"2026-07-05T02:03:50.753470+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/BURZJACWQONYCHJW42WPXOY53P","json":"https://pith.science/pith/BURZJACWQONYCHJW42WPXOY53P.json","graph_json":"https://pith.science/api/pith-number/BURZJACWQONYCHJW42WPXOY53P/graph.json","events_json":"https://pith.science/api/pith-number/BURZJACWQONYCHJW42WPXOY53P/events.json","paper":"https://pith.science/paper/BURZJACW"},"agent_actions":{"view_html":"https://pith.science/pith/BURZJACWQONYCHJW42WPXOY53P","download_json":"https://pith.science/pith/BURZJACWQONYCHJW42WPXOY53P.json","view_paper":"https://pith.science/paper/BURZJACW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2010.10524&json=true","fetch_graph":"https://pith.science/api/pith-number/BURZJACWQONYCHJW42WPXOY53P/graph.json","fetch_events":"https://pith.science/api/pith-number/BURZJACWQONYCHJW42WPXOY53P/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BURZJACWQONYCHJW42WPXOY53P/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BURZJACWQONYCHJW42WPXOY53P/action/storage_attestation","attest_author":"https://pith.science/pith/BURZJACWQONYCHJW42WPXOY53P/action/author_attestation","sign_citation":"https://pith.science/pith/BURZJACWQONYCHJW42WPXOY53P/action/citation_signature","submit_replication":"https://pith.science/pith/BURZJACWQONYCHJW42WPXOY53P/action/replication_record"}},"created_at":"2026-07-05T02:03:50.753470+00:00","updated_at":"2026-07-05T02:03:50.753470+00:00"}