{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:WDXDILQUPYVELTQDULSXT6KU4U","short_pith_number":"pith:WDXDILQU","canonical_record":{"source":{"id":"1302.1640","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-02-07T04:35:03Z","cross_cats_sorted":[],"title_canon_sha256":"76fe014e855c71a5af7fb2c563dd5c324d59a0576b1045da0f1bcc2acf3157d8","abstract_canon_sha256":"7d37bee378f4aa16874c823f51f19817e7fd736bcf54e4f9780ce47cccb63d9f"},"schema_version":"1.0"},"canonical_sha256":"b0ee342e147e2a45ce03a2e579f954e532d49303142313556403260623d3db6e","source":{"kind":"arxiv","id":"1302.1640","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.1640","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"arxiv_version","alias_value":"1302.1640v2","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.1640","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"pith_short_12","alias_value":"WDXDILQUPYVE","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"WDXDILQUPYVELTQD","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"WDXDILQU","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:WDXDILQUPYVELTQDULSXT6KU4U","target":"record","payload":{"canonical_record":{"source":{"id":"1302.1640","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-02-07T04:35:03Z","cross_cats_sorted":[],"title_canon_sha256":"76fe014e855c71a5af7fb2c563dd5c324d59a0576b1045da0f1bcc2acf3157d8","abstract_canon_sha256":"7d37bee378f4aa16874c823f51f19817e7fd736bcf54e4f9780ce47cccb63d9f"},"schema_version":"1.0"},"canonical_sha256":"b0ee342e147e2a45ce03a2e579f954e532d49303142313556403260623d3db6e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:51:49.550192Z","signature_b64":"Ox5YkZMVOBsMi24YG9Xn4J0GH8IlwJFxkFfHmWj93jDYdjZqBw6CG4F6l7W6xBeVESmPPZuYqbq4NJlHLC5MDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b0ee342e147e2a45ce03a2e579f954e532d49303142313556403260623d3db6e","last_reissued_at":"2026-05-18T01:51:49.549731Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:51:49.549731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1302.1640","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":"2026-05-18T01:51:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vqYEbpeQSNIO0NWZy+0ajEai1ngmqhQfQUKwvaao6tMe1BCh8JrgJll0oi69S8fQf3vH/t8kxVxTFTggaq4lCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T23:41:25.461713Z"},"content_sha256":"19817c4faf0e4afd3d0cabb8a08ebdc34f962ef0f47cc2d58fe51b866711e602","schema_version":"1.0","event_id":"sha256:19817c4faf0e4afd3d0cabb8a08ebdc34f962ef0f47cc2d58fe51b866711e602"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:WDXDILQUPYVELTQDULSXT6KU4U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mass-Dependent Baryon Acoustic Oscillation Signal and Halo Bias","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Hu Zhan, Qiao Wang","submitted_at":"2013-02-07T04:35:03Z","abstract_excerpt":"We characterize the baryon acoustic oscillations (BAO) feature in halo two-point statistics using N-body simulations. We find that nonlinear damping of the BAO signal is less severe for halos in the mass range we investigate than for dark matter. The amount of damping depends weakly on the halo mass. The correlation functions show a mass-dependent drop of the halo clustering bias below roughly 90 Mpc/h, which coincides with the scale of the BAO trough. The drop of bias is 4% for halos with mass M>10^{14} Msun/h and reduces to roughly 2% for halos with mass M>10^{13} Msun/h. In contrast, halo b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.1640","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":"2026-05-18T01:51:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SKy+Wf7UODZCqnsZo3SlE3ABf474bIZLtmqAOqwcQ1g45aYgjix8/upKeg2IwvedAQ3v3PcxKw68IFKvUcNHAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T23:41:25.462106Z"},"content_sha256":"b210a7a7be82af28017a215f429427db6a17c0460e8b550af249a54b3276251c","schema_version":"1.0","event_id":"sha256:b210a7a7be82af28017a215f429427db6a17c0460e8b550af249a54b3276251c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WDXDILQUPYVELTQDULSXT6KU4U/bundle.json","state_url":"https://pith.science/pith/WDXDILQUPYVELTQDULSXT6KU4U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WDXDILQUPYVELTQDULSXT6KU4U/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":"2026-05-26T23:41:25Z","links":{"resolver":"https://pith.science/pith/WDXDILQUPYVELTQDULSXT6KU4U","bundle":"https://pith.science/pith/WDXDILQUPYVELTQDULSXT6KU4U/bundle.json","state":"https://pith.science/pith/WDXDILQUPYVELTQDULSXT6KU4U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WDXDILQUPYVELTQDULSXT6KU4U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:WDXDILQUPYVELTQDULSXT6KU4U","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":"7d37bee378f4aa16874c823f51f19817e7fd736bcf54e4f9780ce47cccb63d9f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-02-07T04:35:03Z","title_canon_sha256":"76fe014e855c71a5af7fb2c563dd5c324d59a0576b1045da0f1bcc2acf3157d8"},"schema_version":"1.0","source":{"id":"1302.1640","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.1640","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"arxiv_version","alias_value":"1302.1640v2","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.1640","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"pith_short_12","alias_value":"WDXDILQUPYVE","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"WDXDILQUPYVELTQD","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"WDXDILQU","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:b210a7a7be82af28017a215f429427db6a17c0460e8b550af249a54b3276251c","target":"graph","created_at":"2026-05-18T01:51:49Z","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"},"paper":{"abstract_excerpt":"We characterize the baryon acoustic oscillations (BAO) feature in halo two-point statistics using N-body simulations. We find that nonlinear damping of the BAO signal is less severe for halos in the mass range we investigate than for dark matter. The amount of damping depends weakly on the halo mass. The correlation functions show a mass-dependent drop of the halo clustering bias below roughly 90 Mpc/h, which coincides with the scale of the BAO trough. The drop of bias is 4% for halos with mass M>10^{14} Msun/h and reduces to roughly 2% for halos with mass M>10^{13} Msun/h. In contrast, halo b","authors_text":"Hu Zhan, Qiao Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-02-07T04:35:03Z","title":"Mass-Dependent Baryon Acoustic Oscillation Signal and Halo Bias"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.1640","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":"sha256:19817c4faf0e4afd3d0cabb8a08ebdc34f962ef0f47cc2d58fe51b866711e602","target":"record","created_at":"2026-05-18T01:51:49Z","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":"7d37bee378f4aa16874c823f51f19817e7fd736bcf54e4f9780ce47cccb63d9f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-02-07T04:35:03Z","title_canon_sha256":"76fe014e855c71a5af7fb2c563dd5c324d59a0576b1045da0f1bcc2acf3157d8"},"schema_version":"1.0","source":{"id":"1302.1640","kind":"arxiv","version":2}},"canonical_sha256":"b0ee342e147e2a45ce03a2e579f954e532d49303142313556403260623d3db6e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b0ee342e147e2a45ce03a2e579f954e532d49303142313556403260623d3db6e","first_computed_at":"2026-05-18T01:51:49.549731Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:51:49.549731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ox5YkZMVOBsMi24YG9Xn4J0GH8IlwJFxkFfHmWj93jDYdjZqBw6CG4F6l7W6xBeVESmPPZuYqbq4NJlHLC5MDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:51:49.550192Z","signed_message":"canonical_sha256_bytes"},"source_id":"1302.1640","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:19817c4faf0e4afd3d0cabb8a08ebdc34f962ef0f47cc2d58fe51b866711e602","sha256:b210a7a7be82af28017a215f429427db6a17c0460e8b550af249a54b3276251c"],"state_sha256":"ae3cbc0f886ee232c197c2509f1ca4e81fdd3fbefe95721974e695e4283a464a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fX7qpXJc2n90XWiZ7UKh62sH7TrEH6ZiftA+OYmHRW3QxVox1GCcj5unhN+wI8RGm1Fj7rbZElNLcTn4dDcZDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T23:41:25.465890Z","bundle_sha256":"f9415c2d915f6f34d0f9d4fe6ac5d2bb06d720f1c28ee52abf53194efaa3c916"}}