{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:VKAYTH4TSMTEYNLFKPOBLG66KC","short_pith_number":"pith:VKAYTH4T","canonical_record":{"source":{"id":"1603.02389","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-03-08T06:11:31Z","cross_cats_sorted":[],"title_canon_sha256":"737cb7d5a5ae0b46df6f30a12e2bf8c879e2fe19c7a9d9c7ddbc4f077df5223e","abstract_canon_sha256":"c0cec87f6b1d362e937435c0eeee33f5d85f6356ab0d404f258221d0a8c8c7c8"},"schema_version":"1.0"},"canonical_sha256":"aa81899f9393264c356553dc159bde5086559e1a0a5a59befaa30ec5a1c64197","source":{"kind":"arxiv","id":"1603.02389","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02389","created_at":"2026-05-18T01:19:23Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02389v1","created_at":"2026-05-18T01:19:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02389","created_at":"2026-05-18T01:19:23Z"},{"alias_kind":"pith_short_12","alias_value":"VKAYTH4TSMTE","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VKAYTH4TSMTEYNLF","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VKAYTH4T","created_at":"2026-05-18T12:30:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:VKAYTH4TSMTEYNLFKPOBLG66KC","target":"record","payload":{"canonical_record":{"source":{"id":"1603.02389","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-03-08T06:11:31Z","cross_cats_sorted":[],"title_canon_sha256":"737cb7d5a5ae0b46df6f30a12e2bf8c879e2fe19c7a9d9c7ddbc4f077df5223e","abstract_canon_sha256":"c0cec87f6b1d362e937435c0eeee33f5d85f6356ab0d404f258221d0a8c8c7c8"},"schema_version":"1.0"},"canonical_sha256":"aa81899f9393264c356553dc159bde5086559e1a0a5a59befaa30ec5a1c64197","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:23.493448Z","signature_b64":"UylZKi/uj6TNkOYHsHDVdydupo9a2sYJ6OurnO5yEtRYS4Kvf1ffgBpyR7POKqxGxIgiVKBhNI0GcfGQzTTRDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aa81899f9393264c356553dc159bde5086559e1a0a5a59befaa30ec5a1c64197","last_reissued_at":"2026-05-18T01:19:23.492659Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:23.492659Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.02389","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":"2026-05-18T01:19:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NuHTuDrcdB0XF9wGsajSmPh25zEsL0P8LsbsfPvD/63RMPXEXICs5jlDQE6ABUZoffKpNxbBXcAd55rHaZ3LCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T09:17:08.252452Z"},"content_sha256":"f22a3c269d60bb89dcf318c0c4dba98d319480798791a412994270b939ec184a","schema_version":"1.0","event_id":"sha256:f22a3c269d60bb89dcf318c0c4dba98d319480798791a412994270b939ec184a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:VKAYTH4TSMTEYNLFKPOBLG66KC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cosmic distances probed using the BAO ring","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Cristiano G. Sabiu, Yong-Seon Song","submitted_at":"2016-03-08T06:11:31Z","abstract_excerpt":"The cosmic distance can be precisely determined using a `standard ruler' imprinted by primordial baryon acoustic oscillation (hereafter BAO) in the early Universe. The BAO at the targeted epoch is observed by analysing galaxy clustering in redshift space (hereafter RSD) for which a theoretical formulation is not yet fully understood, and thus makes this methodology unsatisfactory. The BAO analysis following a full RSD modelling is contaminated by systematic uncertainties due to a non-linear smearing effects such as non-linear corrections and by random viral velocity of galaxies. However, the B"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02389","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":"2026-05-18T01:19:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KTmoOlf/zTPLL69Z7K29QTQVEZbu/JLrLXIh+Q33YWVgE3F5sgFMJrHyaOQGmk8h8R6olIS3bUCBkXmR/apqBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T09:17:08.252793Z"},"content_sha256":"63bddb6df6f359637076c7f4624db6f51806a27b80d0beac2a39d65309176191","schema_version":"1.0","event_id":"sha256:63bddb6df6f359637076c7f4624db6f51806a27b80d0beac2a39d65309176191"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VKAYTH4TSMTEYNLFKPOBLG66KC/bundle.json","state_url":"https://pith.science/pith/VKAYTH4TSMTEYNLFKPOBLG66KC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VKAYTH4TSMTEYNLFKPOBLG66KC/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":"2026-06-01T09:17:08Z","links":{"resolver":"https://pith.science/pith/VKAYTH4TSMTEYNLFKPOBLG66KC","bundle":"https://pith.science/pith/VKAYTH4TSMTEYNLFKPOBLG66KC/bundle.json","state":"https://pith.science/pith/VKAYTH4TSMTEYNLFKPOBLG66KC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VKAYTH4TSMTEYNLFKPOBLG66KC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:VKAYTH4TSMTEYNLFKPOBLG66KC","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":"c0cec87f6b1d362e937435c0eeee33f5d85f6356ab0d404f258221d0a8c8c7c8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-03-08T06:11:31Z","title_canon_sha256":"737cb7d5a5ae0b46df6f30a12e2bf8c879e2fe19c7a9d9c7ddbc4f077df5223e"},"schema_version":"1.0","source":{"id":"1603.02389","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02389","created_at":"2026-05-18T01:19:23Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02389v1","created_at":"2026-05-18T01:19:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02389","created_at":"2026-05-18T01:19:23Z"},{"alias_kind":"pith_short_12","alias_value":"VKAYTH4TSMTE","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VKAYTH4TSMTEYNLF","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VKAYTH4T","created_at":"2026-05-18T12:30:48Z"}],"graph_snapshots":[{"event_id":"sha256:63bddb6df6f359637076c7f4624db6f51806a27b80d0beac2a39d65309176191","target":"graph","created_at":"2026-05-18T01:19:23Z","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":"The cosmic distance can be precisely determined using a `standard ruler' imprinted by primordial baryon acoustic oscillation (hereafter BAO) in the early Universe. The BAO at the targeted epoch is observed by analysing galaxy clustering in redshift space (hereafter RSD) for which a theoretical formulation is not yet fully understood, and thus makes this methodology unsatisfactory. The BAO analysis following a full RSD modelling is contaminated by systematic uncertainties due to a non-linear smearing effects such as non-linear corrections and by random viral velocity of galaxies. However, the B","authors_text":"Cristiano G. Sabiu, Yong-Seon Song","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-03-08T06:11:31Z","title":"Cosmic distances probed using the BAO ring"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02389","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:f22a3c269d60bb89dcf318c0c4dba98d319480798791a412994270b939ec184a","target":"record","created_at":"2026-05-18T01:19:23Z","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":"c0cec87f6b1d362e937435c0eeee33f5d85f6356ab0d404f258221d0a8c8c7c8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-03-08T06:11:31Z","title_canon_sha256":"737cb7d5a5ae0b46df6f30a12e2bf8c879e2fe19c7a9d9c7ddbc4f077df5223e"},"schema_version":"1.0","source":{"id":"1603.02389","kind":"arxiv","version":1}},"canonical_sha256":"aa81899f9393264c356553dc159bde5086559e1a0a5a59befaa30ec5a1c64197","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aa81899f9393264c356553dc159bde5086559e1a0a5a59befaa30ec5a1c64197","first_computed_at":"2026-05-18T01:19:23.492659Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:19:23.492659Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UylZKi/uj6TNkOYHsHDVdydupo9a2sYJ6OurnO5yEtRYS4Kvf1ffgBpyR7POKqxGxIgiVKBhNI0GcfGQzTTRDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:19:23.493448Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.02389","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f22a3c269d60bb89dcf318c0c4dba98d319480798791a412994270b939ec184a","sha256:63bddb6df6f359637076c7f4624db6f51806a27b80d0beac2a39d65309176191"],"state_sha256":"4c1dbec0118d76c8ae80cc3f56a4ae3b3244b62cc037dbe25b6a1b2c8d324b89"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rHGuDnXK/e0wWxpEbbyOWkHnB5V3L+crSmmUKgP1nIGpAib3vt45Ab/M6cZ/1XpHA7OLOfRu8gZLhUhdgTpVDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T09:17:08.254647Z","bundle_sha256":"190b70cb96daa1336f8e0ba2b654501fd22dd94e01b0c610b846629e17168357"}}