{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:KIT7BNPJ5NDWFGKASNYZLWKMYM","short_pith_number":"pith:KIT7BNPJ","canonical_record":{"source":{"id":"1506.03088","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2015-06-09T20:02:04Z","cross_cats_sorted":[],"title_canon_sha256":"aa178f72c0bf241b08044bd80f179ac04dbd4a27ab8c637fdb55327cda83a04b","abstract_canon_sha256":"d94623493ebdc4267c5af04504c3822b705c6c6a9697859b0e89198067eedb6a"},"schema_version":"1.0"},"canonical_sha256":"5227f0b5e9eb47629940937195d94cc3041d585bade1d225c84eefb247ec0d94","source":{"kind":"arxiv","id":"1506.03088","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.03088","created_at":"2026-05-18T01:26:42Z"},{"alias_kind":"arxiv_version","alias_value":"1506.03088v2","created_at":"2026-05-18T01:26:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.03088","created_at":"2026-05-18T01:26:42Z"},{"alias_kind":"pith_short_12","alias_value":"KIT7BNPJ5NDW","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"KIT7BNPJ5NDWFGKA","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"KIT7BNPJ","created_at":"2026-05-18T12:29:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:KIT7BNPJ5NDWFGKASNYZLWKMYM","target":"record","payload":{"canonical_record":{"source":{"id":"1506.03088","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2015-06-09T20:02:04Z","cross_cats_sorted":[],"title_canon_sha256":"aa178f72c0bf241b08044bd80f179ac04dbd4a27ab8c637fdb55327cda83a04b","abstract_canon_sha256":"d94623493ebdc4267c5af04504c3822b705c6c6a9697859b0e89198067eedb6a"},"schema_version":"1.0"},"canonical_sha256":"5227f0b5e9eb47629940937195d94cc3041d585bade1d225c84eefb247ec0d94","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:26:42.690701Z","signature_b64":"n1fsCGmELVuaOdCLFTtnsZ4LTa2vwc88wiDFMrT+E6H7zVTfmhCfG+jTLyUqTH0SmFB9sPKalghcC2H4wLZQDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5227f0b5e9eb47629940937195d94cc3041d585bade1d225c84eefb247ec0d94","last_reissued_at":"2026-05-18T01:26:42.690147Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:26:42.690147Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.03088","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":"2026-05-18T01:26:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"umkoBCiHazXki+lNF5kbfO3/3j0G4UHeoil3TCjLjWXh2iJ6XQOc2fpf+uJiVseScsUQ6Euk1Yf1mtw1KlfWAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T10:54:44.784641Z"},"content_sha256":"a5578b95c236b7618217fccc58dd8749b001088166e9483a2e1e4aa6951d3192","schema_version":"1.0","event_id":"sha256:a5578b95c236b7618217fccc58dd8749b001088166e9483a2e1e4aa6951d3192"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:KIT7BNPJ5NDWFGKASNYZLWKMYM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Voids in massive neutrino cosmologies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Elena Massara, Francisco Villaescusa-Navarro, Matteo Viel, P. M. Sutter","submitted_at":"2015-06-09T20:02:04Z","abstract_excerpt":"Cosmic voids are a promising environment to characterize neutrino-induced effects on the large-scale distribution of matter in the universe. We perform a comprehensive numerical study of the statistical properties of voids, identified both in the matter and galaxy distributions, in massive and massless neutrino cosmologies. The matter density field is obtained by running several independent $N$-body simulations with cold dark matter and neutrino particles, while the galaxy catalogs are modeled by populating the dark matter halos in simulations via a halo occupation distribution (HOD) model to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.03088","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":"2026-05-18T01:26:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NgsADk/hrv7sTiSACQ2uL7xAgH5Pbv4iiFN4zNUWH0aBd5ugKip9THT+Vbur+NN3I6tlLOR8F0VdcmF47r45DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T10:54:44.785253Z"},"content_sha256":"503eaf4dc5a67527c1a3bed906bfe9877283fb9471efa611486b3f9d25a0adb8","schema_version":"1.0","event_id":"sha256:503eaf4dc5a67527c1a3bed906bfe9877283fb9471efa611486b3f9d25a0adb8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KIT7BNPJ5NDWFGKASNYZLWKMYM/bundle.json","state_url":"https://pith.science/pith/KIT7BNPJ5NDWFGKASNYZLWKMYM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KIT7BNPJ5NDWFGKASNYZLWKMYM/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":"2026-05-22T10:54:44Z","links":{"resolver":"https://pith.science/pith/KIT7BNPJ5NDWFGKASNYZLWKMYM","bundle":"https://pith.science/pith/KIT7BNPJ5NDWFGKASNYZLWKMYM/bundle.json","state":"https://pith.science/pith/KIT7BNPJ5NDWFGKASNYZLWKMYM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KIT7BNPJ5NDWFGKASNYZLWKMYM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:KIT7BNPJ5NDWFGKASNYZLWKMYM","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":"d94623493ebdc4267c5af04504c3822b705c6c6a9697859b0e89198067eedb6a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2015-06-09T20:02:04Z","title_canon_sha256":"aa178f72c0bf241b08044bd80f179ac04dbd4a27ab8c637fdb55327cda83a04b"},"schema_version":"1.0","source":{"id":"1506.03088","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.03088","created_at":"2026-05-18T01:26:42Z"},{"alias_kind":"arxiv_version","alias_value":"1506.03088v2","created_at":"2026-05-18T01:26:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.03088","created_at":"2026-05-18T01:26:42Z"},{"alias_kind":"pith_short_12","alias_value":"KIT7BNPJ5NDW","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"KIT7BNPJ5NDWFGKA","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"KIT7BNPJ","created_at":"2026-05-18T12:29:29Z"}],"graph_snapshots":[{"event_id":"sha256:503eaf4dc5a67527c1a3bed906bfe9877283fb9471efa611486b3f9d25a0adb8","target":"graph","created_at":"2026-05-18T01:26:42Z","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":"Cosmic voids are a promising environment to characterize neutrino-induced effects on the large-scale distribution of matter in the universe. We perform a comprehensive numerical study of the statistical properties of voids, identified both in the matter and galaxy distributions, in massive and massless neutrino cosmologies. The matter density field is obtained by running several independent $N$-body simulations with cold dark matter and neutrino particles, while the galaxy catalogs are modeled by populating the dark matter halos in simulations via a halo occupation distribution (HOD) model to ","authors_text":"Elena Massara, Francisco Villaescusa-Navarro, Matteo Viel, P. M. Sutter","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2015-06-09T20:02:04Z","title":"Voids in massive neutrino cosmologies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.03088","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:a5578b95c236b7618217fccc58dd8749b001088166e9483a2e1e4aa6951d3192","target":"record","created_at":"2026-05-18T01:26:42Z","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":"d94623493ebdc4267c5af04504c3822b705c6c6a9697859b0e89198067eedb6a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2015-06-09T20:02:04Z","title_canon_sha256":"aa178f72c0bf241b08044bd80f179ac04dbd4a27ab8c637fdb55327cda83a04b"},"schema_version":"1.0","source":{"id":"1506.03088","kind":"arxiv","version":2}},"canonical_sha256":"5227f0b5e9eb47629940937195d94cc3041d585bade1d225c84eefb247ec0d94","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5227f0b5e9eb47629940937195d94cc3041d585bade1d225c84eefb247ec0d94","first_computed_at":"2026-05-18T01:26:42.690147Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:26:42.690147Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"n1fsCGmELVuaOdCLFTtnsZ4LTa2vwc88wiDFMrT+E6H7zVTfmhCfG+jTLyUqTH0SmFB9sPKalghcC2H4wLZQDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:26:42.690701Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.03088","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a5578b95c236b7618217fccc58dd8749b001088166e9483a2e1e4aa6951d3192","sha256:503eaf4dc5a67527c1a3bed906bfe9877283fb9471efa611486b3f9d25a0adb8"],"state_sha256":"1ac70d016cec70964cf33a5262b0daae5fcf7b818ac305ea81105a3bc32ab5e3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vF8dLq0jCW+PBCgWx1m9ZTrwbP+fwfJ1dx0m6MEbAO9DKmgjqdCYyhsR/fb8ulrFiAdi+bjBkrWGupQ2kLNOBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T10:54:44.788913Z","bundle_sha256":"7bb85ce2a92c27073ab37994894de9bd69e25d3a309d22faa760d0c8dba20e5d"}}