{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:KOSXGLOG24MWZVY6XRCDXCNHIL","short_pith_number":"pith:KOSXGLOG","schema_version":"1.0","canonical_sha256":"53a5732dc6d7196cd71ebc443b89a742d544b714cd9d0fdb39c71832aa517747","source":{"kind":"arxiv","id":"2110.07006","version":2},"attestation_state":"computed","paper":{"title":"Estimating the effects of a California gun control program with Multitask Gaussian Processes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["stat.AP"],"primary_cat":"stat.ME","authors_text":"Alex Franks, Avi Feller, David Arbour, Eli Ben-Michael, Steven Raphael","submitted_at":"2021-10-13T19:48:33Z","abstract_excerpt":"Gun violence is a critical public safety concern in the United States. In 2006 California implemented a unique firearm monitoring program, the Armed and Prohibited Persons System (APPS), to address gun violence in the state. The APPS program first identifies those firearm owners who become prohibited from owning one due to federal or state law, then confiscates their firearms. Our goal is to assess the effect of APPS on California murder rates using annual, state-level crime data across the US for the years before and after the introduction of the program. To do so, we adapt a non-parametric B"},"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":"2110.07006","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.ME","submitted_at":"2021-10-13T19:48:33Z","cross_cats_sorted":["stat.AP"],"title_canon_sha256":"88ca5d833efcaac4f02e5bedabc588664299ef5279975e2101a1062cd5a765db","abstract_canon_sha256":"1616d6ab6eda563f448bd893595b11360f247a4325d9c16ee0677fb1cd318aec"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:30:04.901625Z","signature_b64":"Rx11qfdvFHfViXO+XK3cWu9iBKcj6lmtfbRxU9LFsQRuSVfXnxGzRq3e/9K149Mj0kdvNvA+jjmbMosWYVdDDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53a5732dc6d7196cd71ebc443b89a742d544b714cd9d0fdb39c71832aa517747","last_reissued_at":"2026-07-05T04:30:04.901094Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:30:04.901094Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Estimating the effects of a California gun control program with Multitask Gaussian Processes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["stat.AP"],"primary_cat":"stat.ME","authors_text":"Alex Franks, Avi Feller, David Arbour, Eli Ben-Michael, Steven Raphael","submitted_at":"2021-10-13T19:48:33Z","abstract_excerpt":"Gun violence is a critical public safety concern in the United States. In 2006 California implemented a unique firearm monitoring program, the Armed and Prohibited Persons System (APPS), to address gun violence in the state. The APPS program first identifies those firearm owners who become prohibited from owning one due to federal or state law, then confiscates their firearms. Our goal is to assess the effect of APPS on California murder rates using annual, state-level crime data across the US for the years before and after the introduction of the program. To do so, we adapt a non-parametric B"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.07006","kind":"arxiv","version":2},"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/2110.07006/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":"2110.07006","created_at":"2026-07-05T04:30:04.901158+00:00"},{"alias_kind":"arxiv_version","alias_value":"2110.07006v2","created_at":"2026-07-05T04:30:04.901158+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.07006","created_at":"2026-07-05T04:30:04.901158+00:00"},{"alias_kind":"pith_short_12","alias_value":"KOSXGLOG24MW","created_at":"2026-07-05T04:30:04.901158+00:00"},{"alias_kind":"pith_short_16","alias_value":"KOSXGLOG24MWZVY6","created_at":"2026-07-05T04:30:04.901158+00:00"},{"alias_kind":"pith_short_8","alias_value":"KOSXGLOG","created_at":"2026-07-05T04:30:04.901158+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2507.08764","citing_title":"Propensity score with factor loadings: the effect of the Paris Agreement","ref_index":2,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/KOSXGLOG24MWZVY6XRCDXCNHIL","json":"https://pith.science/pith/KOSXGLOG24MWZVY6XRCDXCNHIL.json","graph_json":"https://pith.science/api/pith-number/KOSXGLOG24MWZVY6XRCDXCNHIL/graph.json","events_json":"https://pith.science/api/pith-number/KOSXGLOG24MWZVY6XRCDXCNHIL/events.json","paper":"https://pith.science/paper/KOSXGLOG"},"agent_actions":{"view_html":"https://pith.science/pith/KOSXGLOG24MWZVY6XRCDXCNHIL","download_json":"https://pith.science/pith/KOSXGLOG24MWZVY6XRCDXCNHIL.json","view_paper":"https://pith.science/paper/KOSXGLOG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2110.07006&json=true","fetch_graph":"https://pith.science/api/pith-number/KOSXGLOG24MWZVY6XRCDXCNHIL/graph.json","fetch_events":"https://pith.science/api/pith-number/KOSXGLOG24MWZVY6XRCDXCNHIL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KOSXGLOG24MWZVY6XRCDXCNHIL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KOSXGLOG24MWZVY6XRCDXCNHIL/action/storage_attestation","attest_author":"https://pith.science/pith/KOSXGLOG24MWZVY6XRCDXCNHIL/action/author_attestation","sign_citation":"https://pith.science/pith/KOSXGLOG24MWZVY6XRCDXCNHIL/action/citation_signature","submit_replication":"https://pith.science/pith/KOSXGLOG24MWZVY6XRCDXCNHIL/action/replication_record"}},"created_at":"2026-07-05T04:30:04.901158+00:00","updated_at":"2026-07-05T04:30:04.901158+00:00"}