{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:34RHB55TMEBS2AYMMF74PJBAQ4","short_pith_number":"pith:34RHB55T","canonical_record":{"source":{"id":"1903.02030","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-03-05T19:55:05Z","cross_cats_sorted":[],"title_canon_sha256":"814c1953bc05010dc595e7a962f8628eea1f807e64b87b491dd676c82cb7bbd8","abstract_canon_sha256":"d717ae8c3857930f09feb94adcbdd2bedbd2a76887b8b4dc9f0c8023437c6706"},"schema_version":"1.0"},"canonical_sha256":"df2270f7b361032d030c617fc7a420873ff7b8dc9e2bc1fd6d65df03c317b6c2","source":{"kind":"arxiv","id":"1903.02030","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.02030","created_at":"2026-05-17T23:44:29Z"},{"alias_kind":"arxiv_version","alias_value":"1903.02030v2","created_at":"2026-05-17T23:44:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.02030","created_at":"2026-05-17T23:44:29Z"},{"alias_kind":"pith_short_12","alias_value":"34RHB55TMEBS","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"34RHB55TMEBS2AYM","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"34RHB55T","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:34RHB55TMEBS2AYMMF74PJBAQ4","target":"record","payload":{"canonical_record":{"source":{"id":"1903.02030","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-03-05T19:55:05Z","cross_cats_sorted":[],"title_canon_sha256":"814c1953bc05010dc595e7a962f8628eea1f807e64b87b491dd676c82cb7bbd8","abstract_canon_sha256":"d717ae8c3857930f09feb94adcbdd2bedbd2a76887b8b4dc9f0c8023437c6706"},"schema_version":"1.0"},"canonical_sha256":"df2270f7b361032d030c617fc7a420873ff7b8dc9e2bc1fd6d65df03c317b6c2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:29.111391Z","signature_b64":"aCW80c4sVq+Og7I5ymi7ZF7WBZLlP4GTkeW5O8xeGiwC2j62cG3isN0TRSni5FQFUpRYWZQksHhKWuGlJh4mCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"df2270f7b361032d030c617fc7a420873ff7b8dc9e2bc1fd6d65df03c317b6c2","last_reissued_at":"2026-05-17T23:44:29.110803Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:29.110803Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.02030","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:44:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4MViY10bQoFEO822vgLnZ3rnybjzqRLsGbZ0yCXQ9kbItZQPeqTkCctMuDxZzH7vcejqP7jR63XDd8cQQa/DBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T01:35:52.954331Z"},"content_sha256":"60b57e456a9cc3905bea70b70f0fbc093a3eed07fa61501c0d378bbd02433224","schema_version":"1.0","event_id":"sha256:60b57e456a9cc3905bea70b70f0fbc093a3eed07fa61501c0d378bbd02433224"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:34RHB55TMEBS2AYMMF74PJBAQ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Linear bias forecasts for emission line cosmological surveys","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Alexander Merson (JPL/IPAC), Alex Smith (IRFU, Andrew Benson (Carnegie), Carlton Baugh (ICC), CEA), Yun Wang (IPAC)","submitted_at":"2019-03-05T19:55:05Z","abstract_excerpt":"We forecast the linear bias for H${\\rm \\alpha}$-emitting galaxies at high redshift. To simulate a Euclid-like and a WFIRST-like survey, we place galaxies into a large-volume dark matter halo lightcone by sampling a library of luminosity-dependent halo occupation distributions (HODs), which is constructed using a physically motivated galaxy formation model. We calibrate the dust attenuation in the lightcones such that they are able to reproduce the H{\\alpha} luminosity function or the H{\\alpha} cumulative number counts. The angle-averaged galaxy correlation function is computed for each survey "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.02030","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":""},"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":"2026-05-17T23:44:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uyXhpeX5GmjHGNLwQAMAXupG4PY5w+XgUIDQ4FDmXzGgefT/gRfHe/Hs3N0TuR7+Rdvp8VgyN/URbVrw27x5Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T01:35:52.954804Z"},"content_sha256":"fef69ff54f301c28ef7e48381c5cf47f8c29c4a931263ae013b011ac88d1184a","schema_version":"1.0","event_id":"sha256:fef69ff54f301c28ef7e48381c5cf47f8c29c4a931263ae013b011ac88d1184a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/34RHB55TMEBS2AYMMF74PJBAQ4/bundle.json","state_url":"https://pith.science/pith/34RHB55TMEBS2AYMMF74PJBAQ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/34RHB55TMEBS2AYMMF74PJBAQ4/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":"2026-05-26T01:35:52Z","links":{"resolver":"https://pith.science/pith/34RHB55TMEBS2AYMMF74PJBAQ4","bundle":"https://pith.science/pith/34RHB55TMEBS2AYMMF74PJBAQ4/bundle.json","state":"https://pith.science/pith/34RHB55TMEBS2AYMMF74PJBAQ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/34RHB55TMEBS2AYMMF74PJBAQ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:34RHB55TMEBS2AYMMF74PJBAQ4","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":"d717ae8c3857930f09feb94adcbdd2bedbd2a76887b8b4dc9f0c8023437c6706","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-03-05T19:55:05Z","title_canon_sha256":"814c1953bc05010dc595e7a962f8628eea1f807e64b87b491dd676c82cb7bbd8"},"schema_version":"1.0","source":{"id":"1903.02030","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.02030","created_at":"2026-05-17T23:44:29Z"},{"alias_kind":"arxiv_version","alias_value":"1903.02030v2","created_at":"2026-05-17T23:44:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.02030","created_at":"2026-05-17T23:44:29Z"},{"alias_kind":"pith_short_12","alias_value":"34RHB55TMEBS","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"34RHB55TMEBS2AYM","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"34RHB55T","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:fef69ff54f301c28ef7e48381c5cf47f8c29c4a931263ae013b011ac88d1184a","target":"graph","created_at":"2026-05-17T23:44:29Z","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":"We forecast the linear bias for H${\\rm \\alpha}$-emitting galaxies at high redshift. To simulate a Euclid-like and a WFIRST-like survey, we place galaxies into a large-volume dark matter halo lightcone by sampling a library of luminosity-dependent halo occupation distributions (HODs), which is constructed using a physically motivated galaxy formation model. We calibrate the dust attenuation in the lightcones such that they are able to reproduce the H{\\alpha} luminosity function or the H{\\alpha} cumulative number counts. The angle-averaged galaxy correlation function is computed for each survey ","authors_text":"Alexander Merson (JPL/IPAC), Alex Smith (IRFU, Andrew Benson (Carnegie), Carlton Baugh (ICC), CEA), Yun Wang (IPAC)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-03-05T19:55:05Z","title":"Linear bias forecasts for emission line cosmological surveys"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.02030","kind":"arxiv","version":2},"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":"sha256:60b57e456a9cc3905bea70b70f0fbc093a3eed07fa61501c0d378bbd02433224","target":"record","created_at":"2026-05-17T23:44:29Z","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":"d717ae8c3857930f09feb94adcbdd2bedbd2a76887b8b4dc9f0c8023437c6706","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-03-05T19:55:05Z","title_canon_sha256":"814c1953bc05010dc595e7a962f8628eea1f807e64b87b491dd676c82cb7bbd8"},"schema_version":"1.0","source":{"id":"1903.02030","kind":"arxiv","version":2}},"canonical_sha256":"df2270f7b361032d030c617fc7a420873ff7b8dc9e2bc1fd6d65df03c317b6c2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"df2270f7b361032d030c617fc7a420873ff7b8dc9e2bc1fd6d65df03c317b6c2","first_computed_at":"2026-05-17T23:44:29.110803Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:29.110803Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aCW80c4sVq+Og7I5ymi7ZF7WBZLlP4GTkeW5O8xeGiwC2j62cG3isN0TRSni5FQFUpRYWZQksHhKWuGlJh4mCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:29.111391Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.02030","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:60b57e456a9cc3905bea70b70f0fbc093a3eed07fa61501c0d378bbd02433224","sha256:fef69ff54f301c28ef7e48381c5cf47f8c29c4a931263ae013b011ac88d1184a"],"state_sha256":"25246d2a0790aec7c64a957056a8cc656437f251da898917ae23c82b4194eca8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7JzTWaWfThQ9XtilOLszcpCIXNRkj167i/nLVqJ3OsfynRg7r5vuaF7CtQBclHuws6B3tSLuM5ra5rULbR17Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T01:35:52.958122Z","bundle_sha256":"f0689f23544f60df7e167ca06d42e8326d17db5f1df8b8c70a8da1e82f38fea0"}}