{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:C54TMP7ELZT5ILIBLBQGALXCI4","short_pith_number":"pith:C54TMP7E","canonical_record":{"source":{"id":"1811.12312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2018-11-29T17:11:59Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"8ea7828ac0d48d15592013effdd6623e179b0464f02577d5aa88b816978f7e9d","abstract_canon_sha256":"3a6646975d6b2c79c2ca5e9e51bd1301287e14a07244fe8ee3b4f89e96334591"},"schema_version":"1.0"},"canonical_sha256":"1779363fe45e67d42d015860602ee2472e3b29059d516d68b8368a9fd973f8db","source":{"kind":"arxiv","id":"1811.12312","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.12312","created_at":"2026-05-17T23:43:04Z"},{"alias_kind":"arxiv_version","alias_value":"1811.12312v1","created_at":"2026-05-17T23:43:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.12312","created_at":"2026-05-17T23:43:04Z"},{"alias_kind":"pith_short_12","alias_value":"C54TMP7ELZT5","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"C54TMP7ELZT5ILIB","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"C54TMP7E","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:C54TMP7ELZT5ILIBLBQGALXCI4","target":"record","payload":{"canonical_record":{"source":{"id":"1811.12312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2018-11-29T17:11:59Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"8ea7828ac0d48d15592013effdd6623e179b0464f02577d5aa88b816978f7e9d","abstract_canon_sha256":"3a6646975d6b2c79c2ca5e9e51bd1301287e14a07244fe8ee3b4f89e96334591"},"schema_version":"1.0"},"canonical_sha256":"1779363fe45e67d42d015860602ee2472e3b29059d516d68b8368a9fd973f8db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:43:04.181934Z","signature_b64":"QTVcXaJLLLaYvP7AOKPd9KaSJhjPhf8G8oid3EbuQ6V8DaDGpkcB12LZqjAjPXgYMb02NjfKWYmB/v4rTqGrCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1779363fe45e67d42d015860602ee2472e3b29059d516d68b8368a9fd973f8db","last_reissued_at":"2026-05-17T23:43:04.181399Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:43:04.181399Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.12312","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:43:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GlNQlXUbOhTKFe5OuuOvKv6f98HDCU9a2f3SSIB6AwFwaVAu+izSbgF6GVkiG0ijV0f4zCdgJkYkdohjqd7rCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T11:11:04.839991Z"},"content_sha256":"de069b8a2d0334b5d6b2b2595f4a9f0f3e7d02162da3e349929076569133ff63","schema_version":"1.0","event_id":"sha256:de069b8a2d0334b5d6b2b2595f4a9f0f3e7d02162da3e349929076569133ff63"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:C54TMP7ELZT5ILIBLBQGALXCI4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cosmic distance inference from purely geometric BAO methods: Linear Point standard ruler and Correlation Function Model Fitting","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Ariel G. Sanchez, Glenn D. Starkman, Idit Zehavi, Pier-Stefano Corasaniti, Ravi K. Sheth, Stefano Anselmi","submitted_at":"2018-11-29T17:11:59Z","abstract_excerpt":"Leveraging the Baryon Acoustic Oscillations (BAO) feature present in clustering 2-point statistics, we aim to measure cosmological distances independently of the underlying background cosmological model. However this inference is complicated by late-time non-linearities that introduce model and tracer dependencies in the clustering correlation function and power spectrum, which must be properly accounted for. With this in mind, we introduce the \"Purely-Geometric-BAO,\" which provides a rigorous tool to measure cosmological distances without assuming a specific background cosmology. We focus on "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.12312","kind":"arxiv","version":1},"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":"2026-05-17T23:43:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5Rgelt/XqWm1O+f1xloS9MQYvRuhuIFA9SaSHHWFcWPADrfU/4FoKa72bxbcaIVlQ4yeGFsL9rWtjoiBhIUSDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T11:11:04.840356Z"},"content_sha256":"f45f86762595f8d64cddb77b3c159131687744a917884892ec940a32ff7e52be","schema_version":"1.0","event_id":"sha256:f45f86762595f8d64cddb77b3c159131687744a917884892ec940a32ff7e52be"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C54TMP7ELZT5ILIBLBQGALXCI4/bundle.json","state_url":"https://pith.science/pith/C54TMP7ELZT5ILIBLBQGALXCI4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C54TMP7ELZT5ILIBLBQGALXCI4/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":"2026-05-20T11:11:04Z","links":{"resolver":"https://pith.science/pith/C54TMP7ELZT5ILIBLBQGALXCI4","bundle":"https://pith.science/pith/C54TMP7ELZT5ILIBLBQGALXCI4/bundle.json","state":"https://pith.science/pith/C54TMP7ELZT5ILIBLBQGALXCI4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C54TMP7ELZT5ILIBLBQGALXCI4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:C54TMP7ELZT5ILIBLBQGALXCI4","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":"3a6646975d6b2c79c2ca5e9e51bd1301287e14a07244fe8ee3b4f89e96334591","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2018-11-29T17:11:59Z","title_canon_sha256":"8ea7828ac0d48d15592013effdd6623e179b0464f02577d5aa88b816978f7e9d"},"schema_version":"1.0","source":{"id":"1811.12312","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.12312","created_at":"2026-05-17T23:43:04Z"},{"alias_kind":"arxiv_version","alias_value":"1811.12312v1","created_at":"2026-05-17T23:43:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.12312","created_at":"2026-05-17T23:43:04Z"},{"alias_kind":"pith_short_12","alias_value":"C54TMP7ELZT5","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"C54TMP7ELZT5ILIB","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"C54TMP7E","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:f45f86762595f8d64cddb77b3c159131687744a917884892ec940a32ff7e52be","target":"graph","created_at":"2026-05-17T23:43:04Z","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":"Leveraging the Baryon Acoustic Oscillations (BAO) feature present in clustering 2-point statistics, we aim to measure cosmological distances independently of the underlying background cosmological model. However this inference is complicated by late-time non-linearities that introduce model and tracer dependencies in the clustering correlation function and power spectrum, which must be properly accounted for. With this in mind, we introduce the \"Purely-Geometric-BAO,\" which provides a rigorous tool to measure cosmological distances without assuming a specific background cosmology. We focus on ","authors_text":"Ariel G. Sanchez, Glenn D. Starkman, Idit Zehavi, Pier-Stefano Corasaniti, Ravi K. Sheth, Stefano Anselmi","cross_cats":["gr-qc","hep-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2018-11-29T17:11:59Z","title":"Cosmic distance inference from purely geometric BAO methods: Linear Point standard ruler and Correlation Function Model Fitting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.12312","kind":"arxiv","version":1},"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:de069b8a2d0334b5d6b2b2595f4a9f0f3e7d02162da3e349929076569133ff63","target":"record","created_at":"2026-05-17T23:43:04Z","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":"3a6646975d6b2c79c2ca5e9e51bd1301287e14a07244fe8ee3b4f89e96334591","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2018-11-29T17:11:59Z","title_canon_sha256":"8ea7828ac0d48d15592013effdd6623e179b0464f02577d5aa88b816978f7e9d"},"schema_version":"1.0","source":{"id":"1811.12312","kind":"arxiv","version":1}},"canonical_sha256":"1779363fe45e67d42d015860602ee2472e3b29059d516d68b8368a9fd973f8db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1779363fe45e67d42d015860602ee2472e3b29059d516d68b8368a9fd973f8db","first_computed_at":"2026-05-17T23:43:04.181399Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:43:04.181399Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QTVcXaJLLLaYvP7AOKPd9KaSJhjPhf8G8oid3EbuQ6V8DaDGpkcB12LZqjAjPXgYMb02NjfKWYmB/v4rTqGrCg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:43:04.181934Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.12312","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:de069b8a2d0334b5d6b2b2595f4a9f0f3e7d02162da3e349929076569133ff63","sha256:f45f86762595f8d64cddb77b3c159131687744a917884892ec940a32ff7e52be"],"state_sha256":"98dfd19fc5f669033cf48e6bd67be9affafdb2e826a903cf57988f3466942a9d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6H0PmDBxaVHwI4cS6vk3cD14W+f0XqRXfG+NmIV+7JvFFjR8zoaeJlmt2/Z/w2T0G0M+B+BHO91KlhDQ2mGJBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T11:11:04.842503Z","bundle_sha256":"5157893c4b8d7715cc1cc0eff56eb2d52420a4249e14eb1a420e8f43b8b0350e"}}