{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:YMM4EIBFVKMZJOXNSWJYFABUTU","short_pith_number":"pith:YMM4EIBF","canonical_record":{"source":{"id":"2005.11201","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-05-22T14:23:42Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"5cea2346d3a689277ea065cd6c150dd434652ddb2ccb41d9fde4cc71c3e6a912","abstract_canon_sha256":"7dc66a295a6b764e463b4acddbfc5cb0f59315932adfbf3bf76817cfb9af41a2"},"schema_version":"1.0"},"canonical_sha256":"c319c22025aa9994baed95938280349d098fbf374d929bb77dd2a6c06ba04afd","source":{"kind":"arxiv","id":"2005.11201","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.11201","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"arxiv_version","alias_value":"2005.11201v1","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.11201","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"pith_short_12","alias_value":"YMM4EIBFVKMZ","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"pith_short_16","alias_value":"YMM4EIBFVKMZJOXN","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"pith_short_8","alias_value":"YMM4EIBF","created_at":"2026-07-05T01:05:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:YMM4EIBFVKMZJOXNSWJYFABUTU","target":"record","payload":{"canonical_record":{"source":{"id":"2005.11201","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-05-22T14:23:42Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"5cea2346d3a689277ea065cd6c150dd434652ddb2ccb41d9fde4cc71c3e6a912","abstract_canon_sha256":"7dc66a295a6b764e463b4acddbfc5cb0f59315932adfbf3bf76817cfb9af41a2"},"schema_version":"1.0"},"canonical_sha256":"c319c22025aa9994baed95938280349d098fbf374d929bb77dd2a6c06ba04afd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:05:06.136043Z","signature_b64":"yh50kAR/zNzVz50hJSns4hXY5m9Hu69x7Iqsp3mcn2vukY+uEYcZSY0D7HoLe/z85ptzGiCLbIR2FXL7iJ+GDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c319c22025aa9994baed95938280349d098fbf374d929bb77dd2a6c06ba04afd","last_reissued_at":"2026-07-05T01:05:06.135604Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:05:06.135604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.11201","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":"2026-07-05T01:05:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BcXRzG9nGuBB7+iRAFwGrLt12ZB+hPXtLkA9+AlqPi0CizzdtM21z3CbOEZLEoa7Kzb8uTWdKxOlmhYxoKOqCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:14:59.912614Z"},"content_sha256":"b9915840bc814b128683c4bcc01b5e9d02312c9767f5a1e1ce32641b448fed19","schema_version":"1.0","event_id":"sha256:b9915840bc814b128683c4bcc01b5e9d02312c9767f5a1e1ce32641b448fed19"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:YMM4EIBFVKMZJOXNSWJYFABUTU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Poverty levels, societal and individual heterogeneities explain the SARS-CoV-2 pandemic growth in Latin America","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["physics.soc-ph"],"primary_cat":"q-bio.PE","authors_text":"Jason K. Blackburn, Jos\\'e Miguel Ponciano, Juan Adolfo Ponciano, Juan Pablo G\\'omez, Robert D. Holt","submitted_at":"2020-05-22T14:23:42Z","abstract_excerpt":"Latin America is experiencing severe impacts of the SARS-CoV-2 pandemic, but poverty and weak public health institutions hamper gathering the kind of refined data needed to inform classical SEIR models of epidemics. We present an alternative approach that draws on advances in statistical ecology and conservation biology to enhance the value of sparse data in projecting and ameliorating epidemics. Our approach, leading to what we call a Stochastic Epidemic Gompertz model, with few parameters can flexibly incorporate heterogeneity in transmission within populations and across time. We demonstrat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.11201","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/2005.11201/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":"2026-07-05T01:05:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fbJgS2VbnlvsBPLKG1wlxfjfVjiaFzTHL+Q6nDhMnrWnDCues7E+eNrtckhbTHFOBHIpjRCgbGpTtNa9QcPcDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:14:59.913099Z"},"content_sha256":"673a61df01de8a66e6dba011c6cf0719bef0af4743aae67bc532056d4e428d4e","schema_version":"1.0","event_id":"sha256:673a61df01de8a66e6dba011c6cf0719bef0af4743aae67bc532056d4e428d4e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YMM4EIBFVKMZJOXNSWJYFABUTU/bundle.json","state_url":"https://pith.science/pith/YMM4EIBFVKMZJOXNSWJYFABUTU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YMM4EIBFVKMZJOXNSWJYFABUTU/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":"2026-08-03T17:14:59Z","links":{"resolver":"https://pith.science/pith/YMM4EIBFVKMZJOXNSWJYFABUTU","bundle":"https://pith.science/pith/YMM4EIBFVKMZJOXNSWJYFABUTU/bundle.json","state":"https://pith.science/pith/YMM4EIBFVKMZJOXNSWJYFABUTU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YMM4EIBFVKMZJOXNSWJYFABUTU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:YMM4EIBFVKMZJOXNSWJYFABUTU","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":"7dc66a295a6b764e463b4acddbfc5cb0f59315932adfbf3bf76817cfb9af41a2","cross_cats_sorted":["physics.soc-ph"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-05-22T14:23:42Z","title_canon_sha256":"5cea2346d3a689277ea065cd6c150dd434652ddb2ccb41d9fde4cc71c3e6a912"},"schema_version":"1.0","source":{"id":"2005.11201","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.11201","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"arxiv_version","alias_value":"2005.11201v1","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.11201","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"pith_short_12","alias_value":"YMM4EIBFVKMZ","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"pith_short_16","alias_value":"YMM4EIBFVKMZJOXN","created_at":"2026-07-05T01:05:06Z"},{"alias_kind":"pith_short_8","alias_value":"YMM4EIBF","created_at":"2026-07-05T01:05:06Z"}],"graph_snapshots":[{"event_id":"sha256:673a61df01de8a66e6dba011c6cf0719bef0af4743aae67bc532056d4e428d4e","target":"graph","created_at":"2026-07-05T01:05:06Z","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/2005.11201/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Latin America is experiencing severe impacts of the SARS-CoV-2 pandemic, but poverty and weak public health institutions hamper gathering the kind of refined data needed to inform classical SEIR models of epidemics. We present an alternative approach that draws on advances in statistical ecology and conservation biology to enhance the value of sparse data in projecting and ameliorating epidemics. Our approach, leading to what we call a Stochastic Epidemic Gompertz model, with few parameters can flexibly incorporate heterogeneity in transmission within populations and across time. We demonstrat","authors_text":"Jason K. Blackburn, Jos\\'e Miguel Ponciano, Juan Adolfo Ponciano, Juan Pablo G\\'omez, Robert D. Holt","cross_cats":["physics.soc-ph"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-05-22T14:23:42Z","title":"Poverty levels, societal and individual heterogeneities explain the SARS-CoV-2 pandemic growth in Latin America"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.11201","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:b9915840bc814b128683c4bcc01b5e9d02312c9767f5a1e1ce32641b448fed19","target":"record","created_at":"2026-07-05T01:05:06Z","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":"7dc66a295a6b764e463b4acddbfc5cb0f59315932adfbf3bf76817cfb9af41a2","cross_cats_sorted":["physics.soc-ph"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-05-22T14:23:42Z","title_canon_sha256":"5cea2346d3a689277ea065cd6c150dd434652ddb2ccb41d9fde4cc71c3e6a912"},"schema_version":"1.0","source":{"id":"2005.11201","kind":"arxiv","version":1}},"canonical_sha256":"c319c22025aa9994baed95938280349d098fbf374d929bb77dd2a6c06ba04afd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c319c22025aa9994baed95938280349d098fbf374d929bb77dd2a6c06ba04afd","first_computed_at":"2026-07-05T01:05:06.135604Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:05:06.135604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yh50kAR/zNzVz50hJSns4hXY5m9Hu69x7Iqsp3mcn2vukY+uEYcZSY0D7HoLe/z85ptzGiCLbIR2FXL7iJ+GDw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:05:06.136043Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.11201","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b9915840bc814b128683c4bcc01b5e9d02312c9767f5a1e1ce32641b448fed19","sha256:673a61df01de8a66e6dba011c6cf0719bef0af4743aae67bc532056d4e428d4e"],"state_sha256":"efb40288e2dad324fdde23abee643449b5980ff58a005067454d4cff94f6a808"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"32dKe11A7vuH2YDLLAyHUcKjgIVYCweTiRyJLArIomAXiLlIrQ2Wa+wLrx6P3VlLr2py2DmwxGIgyrEdQ9TGAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T17:14:59.916462Z","bundle_sha256":"b1cff90dc5e3e4181de17f2b7c25beb1a6a5fdaec407eb190545ac1b3528c677"}}