{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:DJBI337NBF7TNM2CTUNWMXFZUD","short_pith_number":"pith:DJBI337N","canonical_record":{"source":{"id":"2508.15665","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.ME","submitted_at":"2025-08-21T15:49:29Z","cross_cats_sorted":["stat.AP"],"title_canon_sha256":"2959dc6e47c51497624462f436a872306268592d31631a509e3208b393103825","abstract_canon_sha256":"395807d64091411feec90731a4c84500ec2bc25a1dc6ae151bd3d3c785b49707"},"schema_version":"1.0"},"canonical_sha256":"1a428defed097f36b3429d1b665cb9a0d23bb02caf7252264ba1c96a32733929","source":{"kind":"arxiv","id":"2508.15665","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.15665","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"arxiv_version","alias_value":"2508.15665v1","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.15665","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"pith_short_12","alias_value":"DJBI337NBF7T","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"pith_short_16","alias_value":"DJBI337NBF7TNM2C","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"pith_short_8","alias_value":"DJBI337N","created_at":"2026-07-05T11:57:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:DJBI337NBF7TNM2CTUNWMXFZUD","target":"record","payload":{"canonical_record":{"source":{"id":"2508.15665","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.ME","submitted_at":"2025-08-21T15:49:29Z","cross_cats_sorted":["stat.AP"],"title_canon_sha256":"2959dc6e47c51497624462f436a872306268592d31631a509e3208b393103825","abstract_canon_sha256":"395807d64091411feec90731a4c84500ec2bc25a1dc6ae151bd3d3c785b49707"},"schema_version":"1.0"},"canonical_sha256":"1a428defed097f36b3429d1b665cb9a0d23bb02caf7252264ba1c96a32733929","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:57:16.567355Z","signature_b64":"K/uUwqbxvTlTYm+XoKBm5nZ7uUb7lfVHcc5rpWpm0FMYMrVdxyMl8l975DeWg33b3XSZ7v3y7pA6sJDhPhGHBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a428defed097f36b3429d1b665cb9a0d23bb02caf7252264ba1c96a32733929","last_reissued_at":"2026-07-05T11:57:16.566897Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:57:16.566897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.15665","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":"2026-07-05T11:57:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7itCFO8qNBMP7bFXKEObodytk0cl7qy96MefhR38J23WBuW7eXcLFpHkDd5MKGRzyk62ooYqdfAo+EYNmt6uBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T11:07:24.258581Z"},"content_sha256":"5febc91d2d20acdd8de1e736bdc8ee70b05c6dd9c01b8cfa6bfc49368b086169","schema_version":"1.0","event_id":"sha256:5febc91d2d20acdd8de1e736bdc8ee70b05c6dd9c01b8cfa6bfc49368b086169"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:DJBI337NBF7TNM2CTUNWMXFZUD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fast approximate Bayesian inference of HIV indicators using PCA adaptive Gauss-Hermite quadrature","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["stat.AP"],"primary_cat":"stat.ME","authors_text":"Adam Howes, Alex Stringer, Jeffrey W. Imai-Eaton, Seth R. Flaxman","submitted_at":"2025-08-21T15:49:29Z","abstract_excerpt":"Naomi is a spatial evidence synthesis model used to produce district-level HIV epidemic indicators in sub-Saharan Africa. Multiple outcomes of policy interest, including HIV prevalence, HIV incidence, and antiretroviral therapy treatment coverage are jointly modelled using both household survey data and routinely reported health system data. The model is provided as a tool for countries to input their data to and generate estimates with during a yearly process supported by UNAIDS. Previously, inference has been conducted using empirical Bayes and a Gaussian approximation, implemented via the T"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.15665","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/2508.15665/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:57:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ttuclL/bGJI5K81IXovON0JR18gl2hOtiiyv8ryx6e5qdcn1UmfHnYlV+gP7ntNy608ux7oTPcgKwb+SD3ZYCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T11:07:24.258937Z"},"content_sha256":"439670303ad0e0dcd04f4db5bc9eb86124d1534db694b581a82f7428f0fd9906","schema_version":"1.0","event_id":"sha256:439670303ad0e0dcd04f4db5bc9eb86124d1534db694b581a82f7428f0fd9906"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DJBI337NBF7TNM2CTUNWMXFZUD/bundle.json","state_url":"https://pith.science/pith/DJBI337NBF7TNM2CTUNWMXFZUD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DJBI337NBF7TNM2CTUNWMXFZUD/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":"2026-07-18T11:07:24Z","links":{"resolver":"https://pith.science/pith/DJBI337NBF7TNM2CTUNWMXFZUD","bundle":"https://pith.science/pith/DJBI337NBF7TNM2CTUNWMXFZUD/bundle.json","state":"https://pith.science/pith/DJBI337NBF7TNM2CTUNWMXFZUD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DJBI337NBF7TNM2CTUNWMXFZUD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:DJBI337NBF7TNM2CTUNWMXFZUD","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":"395807d64091411feec90731a4c84500ec2bc25a1dc6ae151bd3d3c785b49707","cross_cats_sorted":["stat.AP"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.ME","submitted_at":"2025-08-21T15:49:29Z","title_canon_sha256":"2959dc6e47c51497624462f436a872306268592d31631a509e3208b393103825"},"schema_version":"1.0","source":{"id":"2508.15665","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.15665","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"arxiv_version","alias_value":"2508.15665v1","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.15665","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"pith_short_12","alias_value":"DJBI337NBF7T","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"pith_short_16","alias_value":"DJBI337NBF7TNM2C","created_at":"2026-07-05T11:57:16Z"},{"alias_kind":"pith_short_8","alias_value":"DJBI337N","created_at":"2026-07-05T11:57:16Z"}],"graph_snapshots":[{"event_id":"sha256:439670303ad0e0dcd04f4db5bc9eb86124d1534db694b581a82f7428f0fd9906","target":"graph","created_at":"2026-07-05T11:57:16Z","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/2508.15665/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Naomi is a spatial evidence synthesis model used to produce district-level HIV epidemic indicators in sub-Saharan Africa. Multiple outcomes of policy interest, including HIV prevalence, HIV incidence, and antiretroviral therapy treatment coverage are jointly modelled using both household survey data and routinely reported health system data. The model is provided as a tool for countries to input their data to and generate estimates with during a yearly process supported by UNAIDS. Previously, inference has been conducted using empirical Bayes and a Gaussian approximation, implemented via the T","authors_text":"Adam Howes, Alex Stringer, Jeffrey W. Imai-Eaton, Seth R. Flaxman","cross_cats":["stat.AP"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.ME","submitted_at":"2025-08-21T15:49:29Z","title":"Fast approximate Bayesian inference of HIV indicators using PCA adaptive Gauss-Hermite quadrature"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.15665","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":"sha256:5febc91d2d20acdd8de1e736bdc8ee70b05c6dd9c01b8cfa6bfc49368b086169","target":"record","created_at":"2026-07-05T11:57:16Z","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":"395807d64091411feec90731a4c84500ec2bc25a1dc6ae151bd3d3c785b49707","cross_cats_sorted":["stat.AP"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.ME","submitted_at":"2025-08-21T15:49:29Z","title_canon_sha256":"2959dc6e47c51497624462f436a872306268592d31631a509e3208b393103825"},"schema_version":"1.0","source":{"id":"2508.15665","kind":"arxiv","version":1}},"canonical_sha256":"1a428defed097f36b3429d1b665cb9a0d23bb02caf7252264ba1c96a32733929","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a428defed097f36b3429d1b665cb9a0d23bb02caf7252264ba1c96a32733929","first_computed_at":"2026-07-05T11:57:16.566897Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:57:16.566897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"K/uUwqbxvTlTYm+XoKBm5nZ7uUb7lfVHcc5rpWpm0FMYMrVdxyMl8l975DeWg33b3XSZ7v3y7pA6sJDhPhGHBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:57:16.567355Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.15665","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5febc91d2d20acdd8de1e736bdc8ee70b05c6dd9c01b8cfa6bfc49368b086169","sha256:439670303ad0e0dcd04f4db5bc9eb86124d1534db694b581a82f7428f0fd9906"],"state_sha256":"f90e5cbdb6f9acc02c1979de872a75ba0508657d6ed2c5c766bed2219b4c1002"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F50bAKsB854rVL6fvyM5CfsGRkRfmaGI94O04f53cqh67Kt0q9NhavrcEYFyBGJWvaczDGfCIEkrb2HnRCCQBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-18T11:07:24.261550Z","bundle_sha256":"a8459810a7e97375580e23fb69a6c0ecfd5db542a00c90932ac756016f26a10d"}}