{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:RQZWTRUQXQJQPVJN6SRHVUG72L","short_pith_number":"pith:RQZWTRUQ","canonical_record":{"source":{"id":"1403.4223","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2014-03-17T19:32:17Z","cross_cats_sorted":[],"title_canon_sha256":"36df644247f8ecd2a46c48e9d45dad0b6caaf671271bc77778020540fdbe0920","abstract_canon_sha256":"e6224f0a05b61916bd869ba1486328a5ca4f747a548a748426d02fdb1da39b62"},"schema_version":"1.0"},"canonical_sha256":"8c3369c690bc1307d52df4a27ad0dfd2cb8300b7220b80ddc5fa4fce9e9dca87","source":{"kind":"arxiv","id":"1403.4223","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.4223","created_at":"2026-05-18T02:45:12Z"},{"alias_kind":"arxiv_version","alias_value":"1403.4223v3","created_at":"2026-05-18T02:45:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.4223","created_at":"2026-05-18T02:45:12Z"},{"alias_kind":"pith_short_12","alias_value":"RQZWTRUQXQJQ","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RQZWTRUQXQJQPVJN","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RQZWTRUQ","created_at":"2026-05-18T12:28:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:RQZWTRUQXQJQPVJN6SRHVUG72L","target":"record","payload":{"canonical_record":{"source":{"id":"1403.4223","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2014-03-17T19:32:17Z","cross_cats_sorted":[],"title_canon_sha256":"36df644247f8ecd2a46c48e9d45dad0b6caaf671271bc77778020540fdbe0920","abstract_canon_sha256":"e6224f0a05b61916bd869ba1486328a5ca4f747a548a748426d02fdb1da39b62"},"schema_version":"1.0"},"canonical_sha256":"8c3369c690bc1307d52df4a27ad0dfd2cb8300b7220b80ddc5fa4fce9e9dca87","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:45:12.483665Z","signature_b64":"TiV/DydMlTyw1DbXesXXG5qTQGdLRynzgr7ymo9Gm2dlGY2Z8ovEND8FUKQ9CfYH2YyZ1uxhsK7/VIEirErBAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c3369c690bc1307d52df4a27ad0dfd2cb8300b7220b80ddc5fa4fce9e9dca87","last_reissued_at":"2026-05-18T02:45:12.483120Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:45:12.483120Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1403.4223","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":"2026-05-18T02:45:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KdbCz2uK+nhNOJGW2dHcMjW3i2H8Lo2CLjmaxMQiwrYCE1+WdpD5mL9qIfmMpBi7F5bHZauSfY+rAOW02du8Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T19:39:45.201665Z"},"content_sha256":"633fd8a19e0f4ebd9f764977045341364341813077d22270a7e0b0cf4081c740","schema_version":"1.0","event_id":"sha256:633fd8a19e0f4ebd9f764977045341364341813077d22270a7e0b0cf4081c740"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:RQZWTRUQXQJQPVJN6SRHVUG72L","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the distribution of interspecies correlation for Markov models of character evolution on Yule trees","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"q-bio.PE","authors_text":"Forrest W. Crawford, Willem H. Mulder","submitted_at":"2014-03-17T19:32:17Z","abstract_excerpt":"Efforts to reconstruct phylogenetic trees and understand evolutionary processes depend fundamentally on stochastic models of speciation and mutation. The simplest continuous-time model for speciation in phylogenetic trees is the Yule process, in which new species are \"born\" from existing lineages at a constant rate. Recent work has illuminated some of the structural properties of Yule trees, but it remains mostly unknown how these properties affect sequence and trait patterns observed at the tips of the phylogenetic tree. Understanding the interplay between speciation and mutation under simple"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.4223","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":"2026-05-18T02:45:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wzm4D0EKIpYy70NmB9yNGltGJD90rux5hV0QNMUfhqhYc0/VuFbn+cy7R4FTd+aE46bJJoejjkThBMZJeqgYCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T19:39:45.202359Z"},"content_sha256":"552f8caa4e319d52d3af24547ab08e339b9a6fd6f22cae79405a1406651accbc","schema_version":"1.0","event_id":"sha256:552f8caa4e319d52d3af24547ab08e339b9a6fd6f22cae79405a1406651accbc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RQZWTRUQXQJQPVJN6SRHVUG72L/bundle.json","state_url":"https://pith.science/pith/RQZWTRUQXQJQPVJN6SRHVUG72L/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RQZWTRUQXQJQPVJN6SRHVUG72L/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":"2026-06-04T19:39:45Z","links":{"resolver":"https://pith.science/pith/RQZWTRUQXQJQPVJN6SRHVUG72L","bundle":"https://pith.science/pith/RQZWTRUQXQJQPVJN6SRHVUG72L/bundle.json","state":"https://pith.science/pith/RQZWTRUQXQJQPVJN6SRHVUG72L/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RQZWTRUQXQJQPVJN6SRHVUG72L/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:RQZWTRUQXQJQPVJN6SRHVUG72L","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":"e6224f0a05b61916bd869ba1486328a5ca4f747a548a748426d02fdb1da39b62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2014-03-17T19:32:17Z","title_canon_sha256":"36df644247f8ecd2a46c48e9d45dad0b6caaf671271bc77778020540fdbe0920"},"schema_version":"1.0","source":{"id":"1403.4223","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.4223","created_at":"2026-05-18T02:45:12Z"},{"alias_kind":"arxiv_version","alias_value":"1403.4223v3","created_at":"2026-05-18T02:45:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.4223","created_at":"2026-05-18T02:45:12Z"},{"alias_kind":"pith_short_12","alias_value":"RQZWTRUQXQJQ","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RQZWTRUQXQJQPVJN","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RQZWTRUQ","created_at":"2026-05-18T12:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:552f8caa4e319d52d3af24547ab08e339b9a6fd6f22cae79405a1406651accbc","target":"graph","created_at":"2026-05-18T02:45:12Z","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":"Efforts to reconstruct phylogenetic trees and understand evolutionary processes depend fundamentally on stochastic models of speciation and mutation. The simplest continuous-time model for speciation in phylogenetic trees is the Yule process, in which new species are \"born\" from existing lineages at a constant rate. Recent work has illuminated some of the structural properties of Yule trees, but it remains mostly unknown how these properties affect sequence and trait patterns observed at the tips of the phylogenetic tree. Understanding the interplay between speciation and mutation under simple","authors_text":"Forrest W. Crawford, Willem H. Mulder","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2014-03-17T19:32:17Z","title":"On the distribution of interspecies correlation for Markov models of character evolution on Yule trees"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.4223","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":"sha256:633fd8a19e0f4ebd9f764977045341364341813077d22270a7e0b0cf4081c740","target":"record","created_at":"2026-05-18T02:45:12Z","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":"e6224f0a05b61916bd869ba1486328a5ca4f747a548a748426d02fdb1da39b62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2014-03-17T19:32:17Z","title_canon_sha256":"36df644247f8ecd2a46c48e9d45dad0b6caaf671271bc77778020540fdbe0920"},"schema_version":"1.0","source":{"id":"1403.4223","kind":"arxiv","version":3}},"canonical_sha256":"8c3369c690bc1307d52df4a27ad0dfd2cb8300b7220b80ddc5fa4fce9e9dca87","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8c3369c690bc1307d52df4a27ad0dfd2cb8300b7220b80ddc5fa4fce9e9dca87","first_computed_at":"2026-05-18T02:45:12.483120Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:45:12.483120Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TiV/DydMlTyw1DbXesXXG5qTQGdLRynzgr7ymo9Gm2dlGY2Z8ovEND8FUKQ9CfYH2YyZ1uxhsK7/VIEirErBAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:45:12.483665Z","signed_message":"canonical_sha256_bytes"},"source_id":"1403.4223","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:633fd8a19e0f4ebd9f764977045341364341813077d22270a7e0b0cf4081c740","sha256:552f8caa4e319d52d3af24547ab08e339b9a6fd6f22cae79405a1406651accbc"],"state_sha256":"b2ecc79b8d0e65fd238760cdf81ea5563fcaaf8bc8816ab7eb1825c5856d3715"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PcSRwNzH4Boj9E3scn446tdlLypyTheUC347+lX9HyigopeAm0VqMAUJ6ZyM9Ru0/w+JWVDTJdfiFHpnJcWQBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T19:39:45.205783Z","bundle_sha256":"92ee99e2ec0785b4c34c7b1d23cd7c62ca23a18ce4f3ff9c07783e368d836373"}}