{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:XDBG5H6DTQDMPGM6MXGYAEHORN","short_pith_number":"pith:XDBG5H6D","canonical_record":{"source":{"id":"1205.6163","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-05-28T17:17:16Z","cross_cats_sorted":[],"title_canon_sha256":"1eb295158e7c0227f15b4dcfff98a5c7cda46081b2912d2b254644af0df55255","abstract_canon_sha256":"e555e59e60fd2b2a68b363bf058724b9018d6de6cdf4532ad3fbbbddfcdbcd24"},"schema_version":"1.0"},"canonical_sha256":"b8c26e9fc39c06c7999e65cd8010ee8b7729ea59b65a627ba7d98e9c7a2effe7","source":{"kind":"arxiv","id":"1205.6163","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.6163","created_at":"2026-05-18T02:21:09Z"},{"alias_kind":"arxiv_version","alias_value":"1205.6163v2","created_at":"2026-05-18T02:21:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.6163","created_at":"2026-05-18T02:21:09Z"},{"alias_kind":"pith_short_12","alias_value":"XDBG5H6DTQDM","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XDBG5H6DTQDMPGM6","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XDBG5H6D","created_at":"2026-05-18T12:27:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:XDBG5H6DTQDMPGM6MXGYAEHORN","target":"record","payload":{"canonical_record":{"source":{"id":"1205.6163","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-05-28T17:17:16Z","cross_cats_sorted":[],"title_canon_sha256":"1eb295158e7c0227f15b4dcfff98a5c7cda46081b2912d2b254644af0df55255","abstract_canon_sha256":"e555e59e60fd2b2a68b363bf058724b9018d6de6cdf4532ad3fbbbddfcdbcd24"},"schema_version":"1.0"},"canonical_sha256":"b8c26e9fc39c06c7999e65cd8010ee8b7729ea59b65a627ba7d98e9c7a2effe7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:21:09.303669Z","signature_b64":"w5aynz8fz83b/fbetlKqTaL2k4Pyr2B9Nhy/XmLeYxsQEIjwYe+QfUPwhJRNoD0ogg3go2aOCfh35PBaWZCJDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b8c26e9fc39c06c7999e65cd8010ee8b7729ea59b65a627ba7d98e9c7a2effe7","last_reissued_at":"2026-05-18T02:21:09.303131Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:21:09.303131Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1205.6163","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":"2026-05-18T02:21:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7mQ7InCUtrhqqkeO2OzMA3EiMd4V3Gl74z/cYmdi+tUNXJ8l2g8xCNSD35x4W1RGLSLm2qHG1cbt7e+BOO0VAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T15:17:13.742068Z"},"content_sha256":"2690846a290e045c8d7443cf9d8c42933226bc2caecb554b25229bc3e85c3e70","schema_version":"1.0","event_id":"sha256:2690846a290e045c8d7443cf9d8c42933226bc2caecb554b25229bc3e85c3e70"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:XDBG5H6DTQDMPGM6MXGYAEHORN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Skewness as a probe of Baryon Acoustic Oscillations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Rien van de Weygaert, Roman Juszkiewicz, Wojciech A. Hellwing","submitted_at":"2012-05-28T17:17:16Z","abstract_excerpt":"In this study we show that the skewness S_3 of the cosmic density field contains a significant and potentially detectable and clean imprint of Baryonic Acoustic Oscillations. Although the BAO signal in the skewness has a lower amplitude than second order measures like the two-point correlation function and power spectrum, it has the advantage of a considerably lower sensitivity to systematic influences. Because it lacks a direct dependence on bias if this concerns simple linear bias, skewness will be considerably less beset by uncertainties due to galaxy bias. Also, it has a weaker sensitivity"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.6163","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":"2026-05-18T02:21:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F+xMD9wCMqlNZ1wFXNeuqOa1uvSDhLjRbgwHXC6JrbxYDqC2X/IYFVOo8n8TbFPtuGnWQ8HzK9SrZj9OwG6LDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T15:17:13.742440Z"},"content_sha256":"c29a4d81c8e386a93fa7c8c915aaca14648d9ee685fc41a7e620d118f3a82e65","schema_version":"1.0","event_id":"sha256:c29a4d81c8e386a93fa7c8c915aaca14648d9ee685fc41a7e620d118f3a82e65"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XDBG5H6DTQDMPGM6MXGYAEHORN/bundle.json","state_url":"https://pith.science/pith/XDBG5H6DTQDMPGM6MXGYAEHORN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XDBG5H6DTQDMPGM6MXGYAEHORN/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":"2026-06-10T15:17:13Z","links":{"resolver":"https://pith.science/pith/XDBG5H6DTQDMPGM6MXGYAEHORN","bundle":"https://pith.science/pith/XDBG5H6DTQDMPGM6MXGYAEHORN/bundle.json","state":"https://pith.science/pith/XDBG5H6DTQDMPGM6MXGYAEHORN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XDBG5H6DTQDMPGM6MXGYAEHORN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:XDBG5H6DTQDMPGM6MXGYAEHORN","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":"e555e59e60fd2b2a68b363bf058724b9018d6de6cdf4532ad3fbbbddfcdbcd24","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-05-28T17:17:16Z","title_canon_sha256":"1eb295158e7c0227f15b4dcfff98a5c7cda46081b2912d2b254644af0df55255"},"schema_version":"1.0","source":{"id":"1205.6163","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.6163","created_at":"2026-05-18T02:21:09Z"},{"alias_kind":"arxiv_version","alias_value":"1205.6163v2","created_at":"2026-05-18T02:21:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.6163","created_at":"2026-05-18T02:21:09Z"},{"alias_kind":"pith_short_12","alias_value":"XDBG5H6DTQDM","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XDBG5H6DTQDMPGM6","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XDBG5H6D","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:c29a4d81c8e386a93fa7c8c915aaca14648d9ee685fc41a7e620d118f3a82e65","target":"graph","created_at":"2026-05-18T02:21:09Z","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":"In this study we show that the skewness S_3 of the cosmic density field contains a significant and potentially detectable and clean imprint of Baryonic Acoustic Oscillations. Although the BAO signal in the skewness has a lower amplitude than second order measures like the two-point correlation function and power spectrum, it has the advantage of a considerably lower sensitivity to systematic influences. Because it lacks a direct dependence on bias if this concerns simple linear bias, skewness will be considerably less beset by uncertainties due to galaxy bias. Also, it has a weaker sensitivity","authors_text":"Rien van de Weygaert, Roman Juszkiewicz, Wojciech A. Hellwing","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-05-28T17:17:16Z","title":"Skewness as a probe of Baryon Acoustic Oscillations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.6163","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":"sha256:2690846a290e045c8d7443cf9d8c42933226bc2caecb554b25229bc3e85c3e70","target":"record","created_at":"2026-05-18T02:21:09Z","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":"e555e59e60fd2b2a68b363bf058724b9018d6de6cdf4532ad3fbbbddfcdbcd24","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-05-28T17:17:16Z","title_canon_sha256":"1eb295158e7c0227f15b4dcfff98a5c7cda46081b2912d2b254644af0df55255"},"schema_version":"1.0","source":{"id":"1205.6163","kind":"arxiv","version":2}},"canonical_sha256":"b8c26e9fc39c06c7999e65cd8010ee8b7729ea59b65a627ba7d98e9c7a2effe7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b8c26e9fc39c06c7999e65cd8010ee8b7729ea59b65a627ba7d98e9c7a2effe7","first_computed_at":"2026-05-18T02:21:09.303131Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:21:09.303131Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"w5aynz8fz83b/fbetlKqTaL2k4Pyr2B9Nhy/XmLeYxsQEIjwYe+QfUPwhJRNoD0ogg3go2aOCfh35PBaWZCJDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:21:09.303669Z","signed_message":"canonical_sha256_bytes"},"source_id":"1205.6163","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2690846a290e045c8d7443cf9d8c42933226bc2caecb554b25229bc3e85c3e70","sha256:c29a4d81c8e386a93fa7c8c915aaca14648d9ee685fc41a7e620d118f3a82e65"],"state_sha256":"f65221788bfeb6453b5f46920df85c56eec8c31440ee9e7b6b019100a480d37f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iv5guraMw0tB94gki6GntPR8zAavUHs0u+4k4woxEeXn+xs+BraO/uj+iOfV8EfX50+GEHk9+QifeQZRwXthCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T15:17:13.744401Z","bundle_sha256":"5ed9bd0fbdd7912d7ff6383af0df1c1f195539d2309f883dc69c6967bf0c1cdc"}}