{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:V4MTZMPIQEIZVDXDIGVO5KIC7L","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":"496088e526d2e48c11fd1fdd8577efc0ddeacc93ef8ed4f74e0f69a09ad35304","cross_cats_sorted":["q-bio.QM"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.PE","submitted_at":"2026-07-01T08:43:26Z","title_canon_sha256":"7b688025f93cce1160ac83540a97c725ce3a0da5caf619fdf1247645baea8b70"},"schema_version":"1.0","source":{"id":"2607.00628","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.00628","created_at":"2026-07-02T01:17:49Z"},{"alias_kind":"arxiv_version","alias_value":"2607.00628v1","created_at":"2026-07-02T01:17:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.00628","created_at":"2026-07-02T01:17:49Z"},{"alias_kind":"pith_short_12","alias_value":"V4MTZMPIQEIZ","created_at":"2026-07-02T01:17:49Z"},{"alias_kind":"pith_short_16","alias_value":"V4MTZMPIQEIZVDXD","created_at":"2026-07-02T01:17:49Z"},{"alias_kind":"pith_short_8","alias_value":"V4MTZMPI","created_at":"2026-07-02T01:17:49Z"}],"graph_snapshots":[{"event_id":"sha256:cb0dee4523b39122f5b2e62e9312ae4f36d713bbcbbd4d2b3146748e372a011a","target":"graph","created_at":"2026-07-02T01:17:49Z","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/2607.00628/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In multispecies birth-death processes, how population regulation -- through suppressed replication, elevated mortality, or both -- affects macroscopic stochastic dynamics has escaped detailed analysis. Here, we show that the distribution of regulation mechanisms can be invisible in deterministic or mean-field dynamics but play a significant role in the diffusive evolution of population frequencies. By introducing a tunable regulation partitioning parameter $\\alpha_i$ and projecting a $d$-species birth-death process onto a $(d{-}1)$-dimensional Moran process, we find a regulation-mechanism-depe","authors_text":"Tom Chou, Yunbei Pan","cross_cats":["q-bio.QM"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.PE","submitted_at":"2026-07-01T08:43:26Z","title":"Effective population sizes for asymmetrically regulated birth-death processes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.00628","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":"sha256:433cd51155845dd20396103ea97b576dcfcea81605be483e8ee05cccefc78bda","target":"record","created_at":"2026-07-02T01:17:49Z","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":"496088e526d2e48c11fd1fdd8577efc0ddeacc93ef8ed4f74e0f69a09ad35304","cross_cats_sorted":["q-bio.QM"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.PE","submitted_at":"2026-07-01T08:43:26Z","title_canon_sha256":"7b688025f93cce1160ac83540a97c725ce3a0da5caf619fdf1247645baea8b70"},"schema_version":"1.0","source":{"id":"2607.00628","kind":"arxiv","version":1}},"canonical_sha256":"af193cb1e881119a8ee341aaeea902fadb522fffeb0e4ee752bf9fe696a40c98","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"af193cb1e881119a8ee341aaeea902fadb522fffeb0e4ee752bf9fe696a40c98","first_computed_at":"2026-07-02T01:17:49.598188Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-02T01:17:49.598188Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nKWNz9hQzwU44/hhcS3tBoAVuGeC7iWHg8clAku80cqe1QafyFv0y8OvBRO6/6JsUIIkduMO7LEh676E9EyfDQ==","signature_status":"signed_v1","signed_at":"2026-07-02T01:17:49.598670Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.00628","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:433cd51155845dd20396103ea97b576dcfcea81605be483e8ee05cccefc78bda","sha256:cb0dee4523b39122f5b2e62e9312ae4f36d713bbcbbd4d2b3146748e372a011a"],"state_sha256":"cbf3a1f28f09501b318a444750dbb20b2d5fb0791f7598c360ad8165fdddc364"}