{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:SB2FCYFZHOXEFVXZRJBRYH27EP","short_pith_number":"pith:SB2FCYFZ","schema_version":"1.0","canonical_sha256":"90745160b93bae42d6f98a431c1f5f23d2b285f99c66cbc0edde9eb0bc3866b3","source":{"kind":"arxiv","id":"2406.16813","version":3},"attestation_state":"computed","paper":{"title":"PixelPop: High Resolution Nonparameteric Inference of Gravitational-Wave Populations in Multiple Dimensions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Jack Heinzel, Matthew Mould, Salvatore Vitale, Sof\\'ia \\'Alvarez-L\\'opez","submitted_at":"2024-06-24T17:24:11Z","abstract_excerpt":"The origins of merging compact binaries observed by gravitational-wave detectors remains highly uncertain. Several astrophysical channels may contribute to the overall merger rate, with distinct formation processes imprinted on the structure and correlations in the underlying distributions of binary source parameters. In the absence of confident theoretical models, the current understanding of this population mostly relies on simple parametric models that make strong assumptions and are prone to misspecification. Recent work has made progress using more flexible nonparametric models, but detai"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2406.16813","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-06-24T17:24:11Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"2aab3a1d5e447c1cc2e1f47bc5bdf440c17d788764e8c6a02a824147a36f6475","abstract_canon_sha256":"1f7b1e86879c55d51071f1e5856d1ceb95d8add934b80c46dcbfe529e4a8c5b9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:30:20.706106Z","signature_b64":"LamNF1PY2naLx6+Xrt8FTCkhNLMx7kiAWUKUPabEIg9J11fg6F2uIXCNyl52Zl/kFDfVDA1fQfO8vRKKkJk2Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"90745160b93bae42d6f98a431c1f5f23d2b285f99c66cbc0edde9eb0bc3866b3","last_reissued_at":"2026-07-05T11:30:20.705484Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:30:20.705484Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"PixelPop: High Resolution Nonparameteric Inference of Gravitational-Wave Populations in Multiple Dimensions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Jack Heinzel, Matthew Mould, Salvatore Vitale, Sof\\'ia \\'Alvarez-L\\'opez","submitted_at":"2024-06-24T17:24:11Z","abstract_excerpt":"The origins of merging compact binaries observed by gravitational-wave detectors remains highly uncertain. Several astrophysical channels may contribute to the overall merger rate, with distinct formation processes imprinted on the structure and correlations in the underlying distributions of binary source parameters. In the absence of confident theoretical models, the current understanding of this population mostly relies on simple parametric models that make strong assumptions and are prone to misspecification. Recent work has made progress using more flexible nonparametric models, but detai"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.16813","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2406.16813/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2406.16813","created_at":"2026-07-05T11:30:20.705558+00:00"},{"alias_kind":"arxiv_version","alias_value":"2406.16813v3","created_at":"2026-07-05T11:30:20.705558+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.16813","created_at":"2026-07-05T11:30:20.705558+00:00"},{"alias_kind":"pith_short_12","alias_value":"SB2FCYFZHOXE","created_at":"2026-07-05T11:30:20.705558+00:00"},{"alias_kind":"pith_short_16","alias_value":"SB2FCYFZHOXEFVXZ","created_at":"2026-07-05T11:30:20.705558+00:00"},{"alias_kind":"pith_short_8","alias_value":"SB2FCYFZ","created_at":"2026-07-05T11:30:20.705558+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":12,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.21076","citing_title":"Population-level correlations in Bayesian statistics: an illustrative model for gravitational-wave astronomy","ref_index":10,"is_internal_anchor":false},{"citing_arxiv_id":"2606.12205","citing_title":"Evidence for additional structure in the effective spin distribution hints at multiple formation pathways in GWTC-5.0","ref_index":60,"is_internal_anchor":false},{"citing_arxiv_id":"2606.06209","citing_title":"The first decade of gravitational-wave measurements of black hole spins","ref_index":231,"is_internal_anchor":false},{"citing_arxiv_id":"2606.03776","citing_title":"Targeting black holes from metal-poor progenitors with next-generation gravitational-wave detectors","ref_index":37,"is_internal_anchor":false},{"citing_arxiv_id":"2606.30144","citing_title":"Joint population and strong-lensing inference for resolved gravitational-wave events probes the black-hole merger rate beyond the peak of star formation","ref_index":72,"is_internal_anchor":false},{"citing_arxiv_id":"2606.18081","citing_title":"The Chirp-Mass Ladder: A New Rung Emerges","ref_index":203,"is_internal_anchor":false},{"citing_arxiv_id":"2507.13249","citing_title":"Comparing astrophysical models to gravitational-wave data in the observable space","ref_index":38,"is_internal_anchor":false},{"citing_arxiv_id":"2509.13638","citing_title":"An Implementation to Identify the Properties of Multiple Population of Gravitational Wave Sources","ref_index":79,"is_internal_anchor":false},{"citing_arxiv_id":"2602.11282","citing_title":"Measurement prospects for the pair-instability mass cutoff with gravitational waves","ref_index":78,"is_internal_anchor":false},{"citing_arxiv_id":"2602.11030","citing_title":"Population Properties of Binary Black Holes with Eccentricity","ref_index":97,"is_internal_anchor":false},{"citing_arxiv_id":"2604.14290","citing_title":"Emergent structure in the binary black hole mass distribution and implications for population-based cosmology","ref_index":21,"is_internal_anchor":false},{"citing_arxiv_id":"2604.06090","citing_title":"Posterior Predictive Checks for Gravitational-wave Populations: Limitations and Improvements","ref_index":34,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SB2FCYFZHOXEFVXZRJBRYH27EP","json":"https://pith.science/pith/SB2FCYFZHOXEFVXZRJBRYH27EP.json","graph_json":"https://pith.science/api/pith-number/SB2FCYFZHOXEFVXZRJBRYH27EP/graph.json","events_json":"https://pith.science/api/pith-number/SB2FCYFZHOXEFVXZRJBRYH27EP/events.json","paper":"https://pith.science/paper/SB2FCYFZ"},"agent_actions":{"view_html":"https://pith.science/pith/SB2FCYFZHOXEFVXZRJBRYH27EP","download_json":"https://pith.science/pith/SB2FCYFZHOXEFVXZRJBRYH27EP.json","view_paper":"https://pith.science/paper/SB2FCYFZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2406.16813&json=true","fetch_graph":"https://pith.science/api/pith-number/SB2FCYFZHOXEFVXZRJBRYH27EP/graph.json","fetch_events":"https://pith.science/api/pith-number/SB2FCYFZHOXEFVXZRJBRYH27EP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SB2FCYFZHOXEFVXZRJBRYH27EP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SB2FCYFZHOXEFVXZRJBRYH27EP/action/storage_attestation","attest_author":"https://pith.science/pith/SB2FCYFZHOXEFVXZRJBRYH27EP/action/author_attestation","sign_citation":"https://pith.science/pith/SB2FCYFZHOXEFVXZRJBRYH27EP/action/citation_signature","submit_replication":"https://pith.science/pith/SB2FCYFZHOXEFVXZRJBRYH27EP/action/replication_record"}},"created_at":"2026-07-05T11:30:20.705558+00:00","updated_at":"2026-07-05T11:30:20.705558+00:00"}