{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:XWYBWHS3R4PP5RS3G2RFIHVWJH","short_pith_number":"pith:XWYBWHS3","canonical_record":{"source":{"id":"1002.2426","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2010-02-11T20:42:35Z","cross_cats_sorted":["physics.data-an","q-bio.QM"],"title_canon_sha256":"3977339efee3d755faeca7eb74e202a1eb060a2b1c08a62b9fb34270d36ed460","abstract_canon_sha256":"402d545a4c59507c16252545f2f439a3369836dbf48dad83cfa608cfe4bf4e6d"},"schema_version":"1.0"},"canonical_sha256":"bdb01b1e5b8f1efec65b36a2541eb649df54f19081137be14342854666aa27ae","source":{"kind":"arxiv","id":"1002.2426","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.2426","created_at":"2026-05-18T04:05:04Z"},{"alias_kind":"arxiv_version","alias_value":"1002.2426v3","created_at":"2026-05-18T04:05:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.2426","created_at":"2026-05-18T04:05:04Z"},{"alias_kind":"pith_short_12","alias_value":"XWYBWHS3R4PP","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"XWYBWHS3R4PP5RS3","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"XWYBWHS3","created_at":"2026-05-18T12:26:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:XWYBWHS3R4PP5RS3G2RFIHVWJH","target":"record","payload":{"canonical_record":{"source":{"id":"1002.2426","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2010-02-11T20:42:35Z","cross_cats_sorted":["physics.data-an","q-bio.QM"],"title_canon_sha256":"3977339efee3d755faeca7eb74e202a1eb060a2b1c08a62b9fb34270d36ed460","abstract_canon_sha256":"402d545a4c59507c16252545f2f439a3369836dbf48dad83cfa608cfe4bf4e6d"},"schema_version":"1.0"},"canonical_sha256":"bdb01b1e5b8f1efec65b36a2541eb649df54f19081137be14342854666aa27ae","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:05:04.295095Z","signature_b64":"VEqgt2ZGcxU3T1Wni/mTv+mSajCixLyl62k/ZPXxyYNjIBizIO1AShdj6ANO795vYvxQRVHk951g5tdI/GH5CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bdb01b1e5b8f1efec65b36a2541eb649df54f19081137be14342854666aa27ae","last_reissued_at":"2026-05-18T04:05:04.294518Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:05:04.294518Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1002.2426","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:05:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LKeN81yeBw1LAZN46cgwUlvU3byLj79PhwTrN1qdQcZO8u3MrCmqfAe6PlsbriRUQEGh5fMy8Uon0Ssi3Jt7Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:56:20.623738Z"},"content_sha256":"0fd3fc74259d25a3008759eb98c04359fdce2ffe6a570f2430f4342aaaad4330","schema_version":"1.0","event_id":"sha256:0fd3fc74259d25a3008759eb98c04359fdce2ffe6a570f2430f4342aaaad4330"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:XWYBWHS3R4PP5RS3G2RFIHVWJH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Sensitivity of Respondent-driven Sampling Method","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.data-an","q-bio.QM"],"primary_cat":"stat.AP","authors_text":"Anna Thorson, Beom Jun Kim, Fredrik Liljeros, Linus Bengtsson, Martin Camitz, Tom Britton, Xin Lu","submitted_at":"2010-02-11T20:42:35Z","abstract_excerpt":"Researchers in many scientific fields make inferences from individuals to larger groups. For many groups however, there is no list of members from which to take a random sample. Respondent-driven sampling (RDS) is a relatively new sampling methodology that circumvents this difficulty by using the social networks of the groups under study. The RDS method has been shown to provide unbiased estimates of population proportions given certain conditions. The method is now widely used in the study of HIV-related high-risk populations globally. In this paper, we test the RDS methodology by simulating "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.2426","kind":"arxiv","version":3},"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":"2026-05-18T04:05:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OSak40xKSeniv7gB5yrcqduJ6P9MKjIZMgtTG3Aqdj4QH0dda1IQ64oRA9G78TQq9ct3XzI5URr16JjTmpFmAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:56:20.624422Z"},"content_sha256":"75e10697d6d1c1ddb1e051ebbac1cb9b1848316bcf64547b5ffd22dc4628cec5","schema_version":"1.0","event_id":"sha256:75e10697d6d1c1ddb1e051ebbac1cb9b1848316bcf64547b5ffd22dc4628cec5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XWYBWHS3R4PP5RS3G2RFIHVWJH/bundle.json","state_url":"https://pith.science/pith/XWYBWHS3R4PP5RS3G2RFIHVWJH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XWYBWHS3R4PP5RS3G2RFIHVWJH/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":"2026-05-27T13:56:20Z","links":{"resolver":"https://pith.science/pith/XWYBWHS3R4PP5RS3G2RFIHVWJH","bundle":"https://pith.science/pith/XWYBWHS3R4PP5RS3G2RFIHVWJH/bundle.json","state":"https://pith.science/pith/XWYBWHS3R4PP5RS3G2RFIHVWJH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XWYBWHS3R4PP5RS3G2RFIHVWJH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:XWYBWHS3R4PP5RS3G2RFIHVWJH","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":"402d545a4c59507c16252545f2f439a3369836dbf48dad83cfa608cfe4bf4e6d","cross_cats_sorted":["physics.data-an","q-bio.QM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2010-02-11T20:42:35Z","title_canon_sha256":"3977339efee3d755faeca7eb74e202a1eb060a2b1c08a62b9fb34270d36ed460"},"schema_version":"1.0","source":{"id":"1002.2426","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.2426","created_at":"2026-05-18T04:05:04Z"},{"alias_kind":"arxiv_version","alias_value":"1002.2426v3","created_at":"2026-05-18T04:05:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.2426","created_at":"2026-05-18T04:05:04Z"},{"alias_kind":"pith_short_12","alias_value":"XWYBWHS3R4PP","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"XWYBWHS3R4PP5RS3","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"XWYBWHS3","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:75e10697d6d1c1ddb1e051ebbac1cb9b1848316bcf64547b5ffd22dc4628cec5","target":"graph","created_at":"2026-05-18T04:05:04Z","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":"Researchers in many scientific fields make inferences from individuals to larger groups. For many groups however, there is no list of members from which to take a random sample. Respondent-driven sampling (RDS) is a relatively new sampling methodology that circumvents this difficulty by using the social networks of the groups under study. The RDS method has been shown to provide unbiased estimates of population proportions given certain conditions. The method is now widely used in the study of HIV-related high-risk populations globally. In this paper, we test the RDS methodology by simulating ","authors_text":"Anna Thorson, Beom Jun Kim, Fredrik Liljeros, Linus Bengtsson, Martin Camitz, Tom Britton, Xin Lu","cross_cats":["physics.data-an","q-bio.QM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2010-02-11T20:42:35Z","title":"The Sensitivity of Respondent-driven Sampling Method"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.2426","kind":"arxiv","version":3},"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":"sha256:0fd3fc74259d25a3008759eb98c04359fdce2ffe6a570f2430f4342aaaad4330","target":"record","created_at":"2026-05-18T04:05:04Z","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":"402d545a4c59507c16252545f2f439a3369836dbf48dad83cfa608cfe4bf4e6d","cross_cats_sorted":["physics.data-an","q-bio.QM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2010-02-11T20:42:35Z","title_canon_sha256":"3977339efee3d755faeca7eb74e202a1eb060a2b1c08a62b9fb34270d36ed460"},"schema_version":"1.0","source":{"id":"1002.2426","kind":"arxiv","version":3}},"canonical_sha256":"bdb01b1e5b8f1efec65b36a2541eb649df54f19081137be14342854666aa27ae","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bdb01b1e5b8f1efec65b36a2541eb649df54f19081137be14342854666aa27ae","first_computed_at":"2026-05-18T04:05:04.294518Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:05:04.294518Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VEqgt2ZGcxU3T1Wni/mTv+mSajCixLyl62k/ZPXxyYNjIBizIO1AShdj6ANO795vYvxQRVHk951g5tdI/GH5CA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:05:04.295095Z","signed_message":"canonical_sha256_bytes"},"source_id":"1002.2426","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0fd3fc74259d25a3008759eb98c04359fdce2ffe6a570f2430f4342aaaad4330","sha256:75e10697d6d1c1ddb1e051ebbac1cb9b1848316bcf64547b5ffd22dc4628cec5"],"state_sha256":"c53b3d1f5fd19734031fa71e236bec07c5a97a392a8256f6423bedce2c2703fd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/PDkkMGcTiMRaCdOwKxN5njPwQISw2KtfUDHIcZ9nBmnhw7uodKS6ex6sxLAX5Qrq/4zpjb52Dts8D7WbPD4Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T13:56:20.627922Z","bundle_sha256":"4f82f25e299e423cd06ff31212191fb30d9b5442bcb910a08a106b36ea7ab384"}}