{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:UWQL5QLUB2P5UYVDP3XPSMXJIF","short_pith_number":"pith:UWQL5QLU","canonical_record":{"source":{"id":"1710.01496","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2017-10-04T08:05:48Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"edee520767ef27bd225824724e1748f864a4237d48795f8bc459a29b45e901c4","abstract_canon_sha256":"5b2ef4a42c4b0acdfe9c719ba99e5da48b3cb0e189b93e2bd206f1fc03b64ebc"},"schema_version":"1.0"},"canonical_sha256":"a5a0bec1740e9fda62a37eeef932e941608961f0574677785473da5872aec930","source":{"kind":"arxiv","id":"1710.01496","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.01496","created_at":"2026-05-18T00:21:54Z"},{"alias_kind":"arxiv_version","alias_value":"1710.01496v2","created_at":"2026-05-18T00:21:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.01496","created_at":"2026-05-18T00:21:54Z"},{"alias_kind":"pith_short_12","alias_value":"UWQL5QLUB2P5","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"UWQL5QLUB2P5UYVD","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"UWQL5QLU","created_at":"2026-05-18T12:31:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:UWQL5QLUB2P5UYVDP3XPSMXJIF","target":"record","payload":{"canonical_record":{"source":{"id":"1710.01496","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2017-10-04T08:05:48Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"edee520767ef27bd225824724e1748f864a4237d48795f8bc459a29b45e901c4","abstract_canon_sha256":"5b2ef4a42c4b0acdfe9c719ba99e5da48b3cb0e189b93e2bd206f1fc03b64ebc"},"schema_version":"1.0"},"canonical_sha256":"a5a0bec1740e9fda62a37eeef932e941608961f0574677785473da5872aec930","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:21:54.509017Z","signature_b64":"Pt31uaBU9KcTnBhW9HaLdScCxlwT/ckykEAgDkNZqAIGQ5I/54puyz3FGgN+03oK62GvGSYIa751ZXh33I65BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5a0bec1740e9fda62a37eeef932e941608961f0574677785473da5872aec930","last_reissued_at":"2026-05-18T00:21:54.508352Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:21:54.508352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.01496","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":"2026-05-18T00:21:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fXAVvyNxciWDOWKDZ4dZfQDnbL6xN3RpEiYY2Vr43tsL/mq0SaeIgBS5IbYRJYpbE2qSwU0rOer2Ow3faCbpDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T00:48:47.781820Z"},"content_sha256":"dbcc96788674c73d50e47e93cc62fc8ca20a866cd5ed225749a06f99389d1f0d","schema_version":"1.0","event_id":"sha256:dbcc96788674c73d50e47e93cc62fc8ca20a866cd5ed225749a06f99389d1f0d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:UWQL5QLUB2P5UYVDP3XPSMXJIF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Reducing the extinction risk of stochastic populations via non-demographic noise","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"q-bio.PE","authors_text":"Michael Assaf, Shay Be'er","submitted_at":"2017-10-04T08:05:48Z","abstract_excerpt":"We consider non-demographic noise in the form of uncertainty in the reaction step size, and reveal a dramatic effect this noise may have on the stability of self-regulating populations. Employing the reaction scheme mA->kA, but allowing, e.g., the product number k to be a-priori unknown and sampled from a given distribution, we show that such non-demographic noise can greatly reduce the population's extinction risk compared to the fixed k case. Our analysis is tested against numerical simulations, and by using empirical data of different species, we argue that certain distributions may be more"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.01496","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":"2026-05-18T00:21:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xfZHawSIPsNDb+vqzsNN+OaRT5lHBiZRB1yickTmfqnF4Fa8ayK2NXi5zvzflcYGPl08xCWPC2QF+XBjcwRHCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T00:48:47.782171Z"},"content_sha256":"cd0d5f1f4ba7533014b81989c44900af1ec131abd1d87bfaded0fd8122e96ef3","schema_version":"1.0","event_id":"sha256:cd0d5f1f4ba7533014b81989c44900af1ec131abd1d87bfaded0fd8122e96ef3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UWQL5QLUB2P5UYVDP3XPSMXJIF/bundle.json","state_url":"https://pith.science/pith/UWQL5QLUB2P5UYVDP3XPSMXJIF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UWQL5QLUB2P5UYVDP3XPSMXJIF/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":"2026-05-30T00:48:47Z","links":{"resolver":"https://pith.science/pith/UWQL5QLUB2P5UYVDP3XPSMXJIF","bundle":"https://pith.science/pith/UWQL5QLUB2P5UYVDP3XPSMXJIF/bundle.json","state":"https://pith.science/pith/UWQL5QLUB2P5UYVDP3XPSMXJIF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UWQL5QLUB2P5UYVDP3XPSMXJIF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:UWQL5QLUB2P5UYVDP3XPSMXJIF","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":"5b2ef4a42c4b0acdfe9c719ba99e5da48b3cb0e189b93e2bd206f1fc03b64ebc","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2017-10-04T08:05:48Z","title_canon_sha256":"edee520767ef27bd225824724e1748f864a4237d48795f8bc459a29b45e901c4"},"schema_version":"1.0","source":{"id":"1710.01496","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.01496","created_at":"2026-05-18T00:21:54Z"},{"alias_kind":"arxiv_version","alias_value":"1710.01496v2","created_at":"2026-05-18T00:21:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.01496","created_at":"2026-05-18T00:21:54Z"},{"alias_kind":"pith_short_12","alias_value":"UWQL5QLUB2P5","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"UWQL5QLUB2P5UYVD","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"UWQL5QLU","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:cd0d5f1f4ba7533014b81989c44900af1ec131abd1d87bfaded0fd8122e96ef3","target":"graph","created_at":"2026-05-18T00:21:54Z","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 consider non-demographic noise in the form of uncertainty in the reaction step size, and reveal a dramatic effect this noise may have on the stability of self-regulating populations. Employing the reaction scheme mA->kA, but allowing, e.g., the product number k to be a-priori unknown and sampled from a given distribution, we show that such non-demographic noise can greatly reduce the population's extinction risk compared to the fixed k case. Our analysis is tested against numerical simulations, and by using empirical data of different species, we argue that certain distributions may be more","authors_text":"Michael Assaf, Shay Be'er","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2017-10-04T08:05:48Z","title":"Reducing the extinction risk of stochastic populations via non-demographic noise"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.01496","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:dbcc96788674c73d50e47e93cc62fc8ca20a866cd5ed225749a06f99389d1f0d","target":"record","created_at":"2026-05-18T00:21:54Z","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":"5b2ef4a42c4b0acdfe9c719ba99e5da48b3cb0e189b93e2bd206f1fc03b64ebc","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2017-10-04T08:05:48Z","title_canon_sha256":"edee520767ef27bd225824724e1748f864a4237d48795f8bc459a29b45e901c4"},"schema_version":"1.0","source":{"id":"1710.01496","kind":"arxiv","version":2}},"canonical_sha256":"a5a0bec1740e9fda62a37eeef932e941608961f0574677785473da5872aec930","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a5a0bec1740e9fda62a37eeef932e941608961f0574677785473da5872aec930","first_computed_at":"2026-05-18T00:21:54.508352Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:21:54.508352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Pt31uaBU9KcTnBhW9HaLdScCxlwT/ckykEAgDkNZqAIGQ5I/54puyz3FGgN+03oK62GvGSYIa751ZXh33I65BA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:21:54.509017Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.01496","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dbcc96788674c73d50e47e93cc62fc8ca20a866cd5ed225749a06f99389d1f0d","sha256:cd0d5f1f4ba7533014b81989c44900af1ec131abd1d87bfaded0fd8122e96ef3"],"state_sha256":"b05c6073bd5ef1ca01f622c214d52d1395e938bfca1d0c855a9b747c07de2313"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vM4+GdgHZ5JMqv2BNx0uqJ9tLXfTg+t5DA7gq7S+OblFvkP/GUVgLF06CLWndnOC+k40wOefwMpOp43ZN5sdBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T00:48:47.784119Z","bundle_sha256":"ab9bff79183afc2f869e0308846ce046106dd0ecedfbd1967440d292b8900b00"}}