{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:4V3PWNOOVNHRQP4CP2XHQSEOPQ","short_pith_number":"pith:4V3PWNOO","canonical_record":{"source":{"id":"1309.0504","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-09-02T20:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"0db3557f4d842046ad7836f33cfed7beb3fac83a051c614fe63be549e789c8ab","abstract_canon_sha256":"e13c07ceb84930dbe53a69d60eaae691c6a6253b212466951565a887fca63f1e"},"schema_version":"1.0"},"canonical_sha256":"e576fb35ceab4f183f827eae78488e7c145de95733c885ecda10839a10a28919","source":{"kind":"arxiv","id":"1309.0504","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0504","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0504v2","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0504","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"pith_short_12","alias_value":"4V3PWNOOVNHR","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4V3PWNOOVNHRQP4C","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4V3PWNOO","created_at":"2026-05-18T12:27:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:4V3PWNOOVNHRQP4CP2XHQSEOPQ","target":"record","payload":{"canonical_record":{"source":{"id":"1309.0504","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-09-02T20:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"0db3557f4d842046ad7836f33cfed7beb3fac83a051c614fe63be549e789c8ab","abstract_canon_sha256":"e13c07ceb84930dbe53a69d60eaae691c6a6253b212466951565a887fca63f1e"},"schema_version":"1.0"},"canonical_sha256":"e576fb35ceab4f183f827eae78488e7c145de95733c885ecda10839a10a28919","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:50.598825Z","signature_b64":"nCOHIHSMaGMnJ9jIqH893g3JIjudNTAWtMf1gF1f7C2gg8iAszG1P5kczFtH3mODgFnb3LYxa5rm7jtPfhqNAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e576fb35ceab4f183f827eae78488e7c145de95733c885ecda10839a10a28919","last_reissued_at":"2026-05-18T01:47:50.598433Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:50.598433Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.0504","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":"2026-05-18T01:47:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HbJrjcm0nZdaknaGGtcIy70/K65gJb9CgyMnF2CxyW9je+onL1EMg9mhEFTqXcXaPKDvhgcSatIdo8v/WeF5AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T17:59:28.889836Z"},"content_sha256":"d626afe22ec99031c2b7a1271f14a659c30773f5cf72b425972be21c031d094f","schema_version":"1.0","event_id":"sha256:d626afe22ec99031c2b7a1271f14a659c30773f5cf72b425972be21c031d094f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:4V3PWNOOVNHRQP4CP2XHQSEOPQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A new method to measure galaxy bias","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Cristiano Porciani, Jennifer E. Pollack, Robert E. Smith","submitted_at":"2013-09-02T20:00:00Z","abstract_excerpt":"We present a new approach for modelling galaxy/halo bias that utilizes the full non-linear information contained in the moments of the matter density field, which we derive using a set of numerical simulations. Although our method is general, we perform a case study based on the local Eulerian bias scheme truncated to second-order. Using 200 N-body simulations covering a total comoving volume of 675 (Gpc/h)^3, we measure several 2- and 3-point statistics of the halo distribution to unprecedented accuracy. We use the bias model to fit the halo-halo power spectrum, the halo-matter cross spectrum"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0504","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":"2026-05-18T01:47:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+tUOVj+0wgpmd6tJqwgNCH7/FyTmpljAOoQyuiOR1MYzJrxAyd0h6vptlxmKhGAeKSwM5TwnHeTADWVGLYT+DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T17:59:28.890487Z"},"content_sha256":"3ba2be0d2d591ea5a46b080367725d40273d65608236413ec8dffcd18e69c118","schema_version":"1.0","event_id":"sha256:3ba2be0d2d591ea5a46b080367725d40273d65608236413ec8dffcd18e69c118"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4V3PWNOOVNHRQP4CP2XHQSEOPQ/bundle.json","state_url":"https://pith.science/pith/4V3PWNOOVNHRQP4CP2XHQSEOPQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4V3PWNOOVNHRQP4CP2XHQSEOPQ/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":"2026-05-25T17:59:28Z","links":{"resolver":"https://pith.science/pith/4V3PWNOOVNHRQP4CP2XHQSEOPQ","bundle":"https://pith.science/pith/4V3PWNOOVNHRQP4CP2XHQSEOPQ/bundle.json","state":"https://pith.science/pith/4V3PWNOOVNHRQP4CP2XHQSEOPQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4V3PWNOOVNHRQP4CP2XHQSEOPQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:4V3PWNOOVNHRQP4CP2XHQSEOPQ","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":"e13c07ceb84930dbe53a69d60eaae691c6a6253b212466951565a887fca63f1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-09-02T20:00:00Z","title_canon_sha256":"0db3557f4d842046ad7836f33cfed7beb3fac83a051c614fe63be549e789c8ab"},"schema_version":"1.0","source":{"id":"1309.0504","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0504","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0504v2","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0504","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"pith_short_12","alias_value":"4V3PWNOOVNHR","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4V3PWNOOVNHRQP4C","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4V3PWNOO","created_at":"2026-05-18T12:27:34Z"}],"graph_snapshots":[{"event_id":"sha256:3ba2be0d2d591ea5a46b080367725d40273d65608236413ec8dffcd18e69c118","target":"graph","created_at":"2026-05-18T01:47:50Z","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 present a new approach for modelling galaxy/halo bias that utilizes the full non-linear information contained in the moments of the matter density field, which we derive using a set of numerical simulations. Although our method is general, we perform a case study based on the local Eulerian bias scheme truncated to second-order. Using 200 N-body simulations covering a total comoving volume of 675 (Gpc/h)^3, we measure several 2- and 3-point statistics of the halo distribution to unprecedented accuracy. We use the bias model to fit the halo-halo power spectrum, the halo-matter cross spectrum","authors_text":"Cristiano Porciani, Jennifer E. Pollack, Robert E. Smith","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-09-02T20:00:00Z","title":"A new method to measure galaxy bias"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0504","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:d626afe22ec99031c2b7a1271f14a659c30773f5cf72b425972be21c031d094f","target":"record","created_at":"2026-05-18T01:47:50Z","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":"e13c07ceb84930dbe53a69d60eaae691c6a6253b212466951565a887fca63f1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-09-02T20:00:00Z","title_canon_sha256":"0db3557f4d842046ad7836f33cfed7beb3fac83a051c614fe63be549e789c8ab"},"schema_version":"1.0","source":{"id":"1309.0504","kind":"arxiv","version":2}},"canonical_sha256":"e576fb35ceab4f183f827eae78488e7c145de95733c885ecda10839a10a28919","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e576fb35ceab4f183f827eae78488e7c145de95733c885ecda10839a10a28919","first_computed_at":"2026-05-18T01:47:50.598433Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:50.598433Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nCOHIHSMaGMnJ9jIqH893g3JIjudNTAWtMf1gF1f7C2gg8iAszG1P5kczFtH3mODgFnb3LYxa5rm7jtPfhqNAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:50.598825Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.0504","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d626afe22ec99031c2b7a1271f14a659c30773f5cf72b425972be21c031d094f","sha256:3ba2be0d2d591ea5a46b080367725d40273d65608236413ec8dffcd18e69c118"],"state_sha256":"73590b68ad9ff8f8b5d481953bae38fe6d67d3675626bdfa7a4479343db4213d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XX05yYH7b8wObH5sqcg7SFqx9pvU5vRW88Yj+T1MlZDkZMI5HoHv8McDVVj60ZMlHX669o4ST0tCQXWUwHauAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T17:59:28.893358Z","bundle_sha256":"75d2cc945892beb48b6821e55a8b16cada1cebd32d85ab928d07e9a191df9662"}}