{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:IURZDEZ5XEGAF5UWAUXULDM6M2","short_pith_number":"pith:IURZDEZ5","canonical_record":{"source":{"id":"1012.5752","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2010-12-28T12:56:21Z","cross_cats_sorted":["physics.med-ph","q-bio.PE"],"title_canon_sha256":"83aa79b5c977faf81a2d2dcedf8ec195c0e31a4801a1d4c29c581850227319ed","abstract_canon_sha256":"987705150d79735e506a8aa3e70ed978be9e0b6f03680ef89c1821dd4ebb50e4"},"schema_version":"1.0"},"canonical_sha256":"452391933db90c02f696052f458d9e66b22e47886e7d39e2fbbcfad8e7c5d151","source":{"kind":"arxiv","id":"1012.5752","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.5752","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"arxiv_version","alias_value":"1012.5752v1","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.5752","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"pith_short_12","alias_value":"IURZDEZ5XEGA","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"IURZDEZ5XEGAF5UW","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"IURZDEZ5","created_at":"2026-05-18T12:26:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:IURZDEZ5XEGAF5UWAUXULDM6M2","target":"record","payload":{"canonical_record":{"source":{"id":"1012.5752","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2010-12-28T12:56:21Z","cross_cats_sorted":["physics.med-ph","q-bio.PE"],"title_canon_sha256":"83aa79b5c977faf81a2d2dcedf8ec195c0e31a4801a1d4c29c581850227319ed","abstract_canon_sha256":"987705150d79735e506a8aa3e70ed978be9e0b6f03680ef89c1821dd4ebb50e4"},"schema_version":"1.0"},"canonical_sha256":"452391933db90c02f696052f458d9e66b22e47886e7d39e2fbbcfad8e7c5d151","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:32:21.643662Z","signature_b64":"LARO/dGs+6QZRDST7exXGpehCaoth2cniKu4iprYfVDZ+708/VQTEcwPjFiAB3G6pBm8kvJ99btzZ4/zjNZWAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"452391933db90c02f696052f458d9e66b22e47886e7d39e2fbbcfad8e7c5d151","last_reissued_at":"2026-05-18T04:32:21.642827Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:32:21.642827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1012.5752","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":"2026-05-18T04:32:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vH3GJijrhBziEP7BMdoDryfLEMr1quxWmXAGSJ7U55A+MPQuNmmaRWD3+HB3hcCXTHGoehPURBVda6wJAhVCBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T12:34:15.760824Z"},"content_sha256":"40cb0603761db1ad9eef343290b35d0c21110e77c24f160743f34453427632a9","schema_version":"1.0","event_id":"sha256:40cb0603761db1ad9eef343290b35d0c21110e77c24f160743f34453427632a9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:IURZDEZ5XEGAF5UWAUXULDM6M2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Increasing risk behavior can outweigh the benefits of anti-retroviral drug treatment on the HIV incidence among men-having-sex-with-men in Amsterdam","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.med-ph","q-bio.PE"],"primary_cat":"cs.SI","authors_text":"A.V. Boukhanovsky, David van de Vijver, P.M.A. Sloot, Rick Quax, Shan Mei, Yifan Zhu","submitted_at":"2010-12-28T12:56:21Z","abstract_excerpt":"The transmission through contacts among MSM (men who have sex with men) is one of the dominating contributors to HIV prevalence in industrialized countries. In Amsterdam, the capital of the Netherlands, the MSM risk group has been traced for decades. This has motivated studies which provide detailed information about MSM's risk behavior statistically, psychologically and sociologically. Despite the era of potent antiretroviral therapy, the incidence of HIV among MSM increases. In the long term the contradictory effects of risk behavior and effective therapy are still poorly understood. Using a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.5752","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":"2026-05-18T04:32:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IbFLcEoSj0nPvKRQzDTSFv+aFBQjC0QFqxEWtAjXzntr7OnLSIw57Hw169bMHBfzNd1kH1k+TN1AvPVF5vWUDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T12:34:15.761172Z"},"content_sha256":"78dc439f2133aa4612bc6bbc02f40aaca1fddf29a99a5ba931859bc0d527b4d3","schema_version":"1.0","event_id":"sha256:78dc439f2133aa4612bc6bbc02f40aaca1fddf29a99a5ba931859bc0d527b4d3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IURZDEZ5XEGAF5UWAUXULDM6M2/bundle.json","state_url":"https://pith.science/pith/IURZDEZ5XEGAF5UWAUXULDM6M2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IURZDEZ5XEGAF5UWAUXULDM6M2/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":"2026-06-20T12:34:15Z","links":{"resolver":"https://pith.science/pith/IURZDEZ5XEGAF5UWAUXULDM6M2","bundle":"https://pith.science/pith/IURZDEZ5XEGAF5UWAUXULDM6M2/bundle.json","state":"https://pith.science/pith/IURZDEZ5XEGAF5UWAUXULDM6M2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IURZDEZ5XEGAF5UWAUXULDM6M2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:IURZDEZ5XEGAF5UWAUXULDM6M2","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":"987705150d79735e506a8aa3e70ed978be9e0b6f03680ef89c1821dd4ebb50e4","cross_cats_sorted":["physics.med-ph","q-bio.PE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2010-12-28T12:56:21Z","title_canon_sha256":"83aa79b5c977faf81a2d2dcedf8ec195c0e31a4801a1d4c29c581850227319ed"},"schema_version":"1.0","source":{"id":"1012.5752","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.5752","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"arxiv_version","alias_value":"1012.5752v1","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.5752","created_at":"2026-05-18T04:32:21Z"},{"alias_kind":"pith_short_12","alias_value":"IURZDEZ5XEGA","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"IURZDEZ5XEGAF5UW","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"IURZDEZ5","created_at":"2026-05-18T12:26:09Z"}],"graph_snapshots":[{"event_id":"sha256:78dc439f2133aa4612bc6bbc02f40aaca1fddf29a99a5ba931859bc0d527b4d3","target":"graph","created_at":"2026-05-18T04:32:21Z","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 transmission through contacts among MSM (men who have sex with men) is one of the dominating contributors to HIV prevalence in industrialized countries. In Amsterdam, the capital of the Netherlands, the MSM risk group has been traced for decades. This has motivated studies which provide detailed information about MSM's risk behavior statistically, psychologically and sociologically. Despite the era of potent antiretroviral therapy, the incidence of HIV among MSM increases. In the long term the contradictory effects of risk behavior and effective therapy are still poorly understood. Using a","authors_text":"A.V. Boukhanovsky, David van de Vijver, P.M.A. Sloot, Rick Quax, Shan Mei, Yifan Zhu","cross_cats":["physics.med-ph","q-bio.PE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2010-12-28T12:56:21Z","title":"Increasing risk behavior can outweigh the benefits of anti-retroviral drug treatment on the HIV incidence among men-having-sex-with-men in Amsterdam"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.5752","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":"sha256:40cb0603761db1ad9eef343290b35d0c21110e77c24f160743f34453427632a9","target":"record","created_at":"2026-05-18T04:32:21Z","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":"987705150d79735e506a8aa3e70ed978be9e0b6f03680ef89c1821dd4ebb50e4","cross_cats_sorted":["physics.med-ph","q-bio.PE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2010-12-28T12:56:21Z","title_canon_sha256":"83aa79b5c977faf81a2d2dcedf8ec195c0e31a4801a1d4c29c581850227319ed"},"schema_version":"1.0","source":{"id":"1012.5752","kind":"arxiv","version":1}},"canonical_sha256":"452391933db90c02f696052f458d9e66b22e47886e7d39e2fbbcfad8e7c5d151","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"452391933db90c02f696052f458d9e66b22e47886e7d39e2fbbcfad8e7c5d151","first_computed_at":"2026-05-18T04:32:21.642827Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:32:21.642827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LARO/dGs+6QZRDST7exXGpehCaoth2cniKu4iprYfVDZ+708/VQTEcwPjFiAB3G6pBm8kvJ99btzZ4/zjNZWAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:32:21.643662Z","signed_message":"canonical_sha256_bytes"},"source_id":"1012.5752","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:40cb0603761db1ad9eef343290b35d0c21110e77c24f160743f34453427632a9","sha256:78dc439f2133aa4612bc6bbc02f40aaca1fddf29a99a5ba931859bc0d527b4d3"],"state_sha256":"6775fc480d980f2b47c72164fc3d5dfd01d77e8b408d3fb6b2565a6ab7a7f42c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jmJSvjYstTQIXzLmBWSmNgYLnbLD3jGVRhM3o7zfM7NsWsGY+1HEuR+sbGAiDP5OtWOCd0qucC4WzSn+Dk/9AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T12:34:15.763103Z","bundle_sha256":"b79accc2a994428717da5302486aadc5223605c3bc79f9d4e68dfdaf39975058"}}