{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:ZY5I4BPXKHKUG63B227BML7CPX","short_pith_number":"pith:ZY5I4BPX","canonical_record":{"source":{"id":"1501.01215","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-06T16:11:21Z","cross_cats_sorted":[],"title_canon_sha256":"85f39a56def2178548ceee0dad1c99231b3ffc075b7ac38b9ba4eb4522818d23","abstract_canon_sha256":"71aeb9ecd4b5efe9aaa12c078c41aecdaceac15476f633798d9133e39ddf007d"},"schema_version":"1.0"},"canonical_sha256":"ce3a8e05f751d5437b61d6be162fe27dda3abb217594d1506c00a67e79c56829","source":{"kind":"arxiv","id":"1501.01215","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.01215","created_at":"2026-05-18T01:22:48Z"},{"alias_kind":"arxiv_version","alias_value":"1501.01215v2","created_at":"2026-05-18T01:22:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01215","created_at":"2026-05-18T01:22:48Z"},{"alias_kind":"pith_short_12","alias_value":"ZY5I4BPXKHKU","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZY5I4BPXKHKUG63B","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZY5I4BPX","created_at":"2026-05-18T12:29:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:ZY5I4BPXKHKUG63B227BML7CPX","target":"record","payload":{"canonical_record":{"source":{"id":"1501.01215","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-06T16:11:21Z","cross_cats_sorted":[],"title_canon_sha256":"85f39a56def2178548ceee0dad1c99231b3ffc075b7ac38b9ba4eb4522818d23","abstract_canon_sha256":"71aeb9ecd4b5efe9aaa12c078c41aecdaceac15476f633798d9133e39ddf007d"},"schema_version":"1.0"},"canonical_sha256":"ce3a8e05f751d5437b61d6be162fe27dda3abb217594d1506c00a67e79c56829","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:22:48.652942Z","signature_b64":"oylYvsyYurgI1gIK9RQ6rnPqCHMrhCBR5aoozMJu5OJUQM/qRmnPyxmNz3Oe+z734it1CsNzu5wcKiK1V3cdAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ce3a8e05f751d5437b61d6be162fe27dda3abb217594d1506c00a67e79c56829","last_reissued_at":"2026-05-18T01:22:48.652446Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:22:48.652446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.01215","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":"2026-05-18T01:22:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HpfUQiELuZrvfmDcoEN8DJ2ZMA0iFgNPFt5ddyfOYyuipggNieB+tEo5aiiyQwhwPttLY50EoNYx8YMCtwD9BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T17:41:09.530146Z"},"content_sha256":"1014b39fe8a091def4c6cab4de563eba40a6b0dfc5e3af62f2170ba7008c6c09","schema_version":"1.0","event_id":"sha256:1014b39fe8a091def4c6cab4de563eba40a6b0dfc5e3af62f2170ba7008c6c09"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:ZY5I4BPXKHKUG63B227BML7CPX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The VLT LBG Redshift Survey - V. Characterising the z = 3.1 Lyman Alpha Emitter Population","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Orsi (CEFCA), E. Ba\\~nados (PUC, H. Francke (ALMA), Jorge Gonz\\'alez-L\\'opez (PUC), Khon Kaen), L. Infante (PUC), MPIA), N. H. M. Crighton (Swinburne), P. Tummuangpak (Durham, R. M. Bielby (Durham), T. Shanks (Durham)","submitted_at":"2015-01-06T16:11:21Z","abstract_excerpt":"We present a survey of $z\\sim3$ Ly$\\alpha$ emitters (LAEs) within the fields of the VLT LBG Redshift Survey. The data encompasses 5 independent survey fields co-spatial with spectroscopic LBG data and covering a larger total area than previously analysed for LAE number counts and clustering. This affords an improved analysis over previous work by minimising the effects of cosmic variance and allowing the cross-clustering analysis of LAEs and LBGs. Our photometric sample consists of $\\approx600$ LAE candidates, over an area of 1.07~deg$^2$, with equivalent widths of $\\gtrsim65$~\\AA\\ and a flux "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01215","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":"2026-05-18T01:22:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yreUWcuLg5gpTvrxB3Cf8cHxLV4ykG43dHPHe/qvFPXKuTHtFzQmVuNMng6F9Say+ZqYeZAuGsxhVWesx0zDCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T17:41:09.530513Z"},"content_sha256":"047cdca2f29eb32bfb29c38343d194a6a492ea0d825344e5b078aee8ab94cbdf","schema_version":"1.0","event_id":"sha256:047cdca2f29eb32bfb29c38343d194a6a492ea0d825344e5b078aee8ab94cbdf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZY5I4BPXKHKUG63B227BML7CPX/bundle.json","state_url":"https://pith.science/pith/ZY5I4BPXKHKUG63B227BML7CPX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZY5I4BPXKHKUG63B227BML7CPX/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":"2026-05-28T17:41:09Z","links":{"resolver":"https://pith.science/pith/ZY5I4BPXKHKUG63B227BML7CPX","bundle":"https://pith.science/pith/ZY5I4BPXKHKUG63B227BML7CPX/bundle.json","state":"https://pith.science/pith/ZY5I4BPXKHKUG63B227BML7CPX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZY5I4BPXKHKUG63B227BML7CPX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:ZY5I4BPXKHKUG63B227BML7CPX","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":"71aeb9ecd4b5efe9aaa12c078c41aecdaceac15476f633798d9133e39ddf007d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-06T16:11:21Z","title_canon_sha256":"85f39a56def2178548ceee0dad1c99231b3ffc075b7ac38b9ba4eb4522818d23"},"schema_version":"1.0","source":{"id":"1501.01215","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.01215","created_at":"2026-05-18T01:22:48Z"},{"alias_kind":"arxiv_version","alias_value":"1501.01215v2","created_at":"2026-05-18T01:22:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01215","created_at":"2026-05-18T01:22:48Z"},{"alias_kind":"pith_short_12","alias_value":"ZY5I4BPXKHKU","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZY5I4BPXKHKUG63B","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZY5I4BPX","created_at":"2026-05-18T12:29:52Z"}],"graph_snapshots":[{"event_id":"sha256:047cdca2f29eb32bfb29c38343d194a6a492ea0d825344e5b078aee8ab94cbdf","target":"graph","created_at":"2026-05-18T01:22:48Z","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 present a survey of $z\\sim3$ Ly$\\alpha$ emitters (LAEs) within the fields of the VLT LBG Redshift Survey. The data encompasses 5 independent survey fields co-spatial with spectroscopic LBG data and covering a larger total area than previously analysed for LAE number counts and clustering. This affords an improved analysis over previous work by minimising the effects of cosmic variance and allowing the cross-clustering analysis of LAEs and LBGs. Our photometric sample consists of $\\approx600$ LAE candidates, over an area of 1.07~deg$^2$, with equivalent widths of $\\gtrsim65$~\\AA\\ and a flux ","authors_text":"A. Orsi (CEFCA), E. Ba\\~nados (PUC, H. Francke (ALMA), Jorge Gonz\\'alez-L\\'opez (PUC), Khon Kaen), L. Infante (PUC), MPIA), N. H. M. Crighton (Swinburne), P. Tummuangpak (Durham, R. M. Bielby (Durham), T. Shanks (Durham)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-06T16:11:21Z","title":"The VLT LBG Redshift Survey - V. Characterising the z = 3.1 Lyman Alpha Emitter Population"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01215","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":"sha256:1014b39fe8a091def4c6cab4de563eba40a6b0dfc5e3af62f2170ba7008c6c09","target":"record","created_at":"2026-05-18T01:22:48Z","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":"71aeb9ecd4b5efe9aaa12c078c41aecdaceac15476f633798d9133e39ddf007d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-06T16:11:21Z","title_canon_sha256":"85f39a56def2178548ceee0dad1c99231b3ffc075b7ac38b9ba4eb4522818d23"},"schema_version":"1.0","source":{"id":"1501.01215","kind":"arxiv","version":2}},"canonical_sha256":"ce3a8e05f751d5437b61d6be162fe27dda3abb217594d1506c00a67e79c56829","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ce3a8e05f751d5437b61d6be162fe27dda3abb217594d1506c00a67e79c56829","first_computed_at":"2026-05-18T01:22:48.652446Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:22:48.652446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oylYvsyYurgI1gIK9RQ6rnPqCHMrhCBR5aoozMJu5OJUQM/qRmnPyxmNz3Oe+z734it1CsNzu5wcKiK1V3cdAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:22:48.652942Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.01215","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1014b39fe8a091def4c6cab4de563eba40a6b0dfc5e3af62f2170ba7008c6c09","sha256:047cdca2f29eb32bfb29c38343d194a6a492ea0d825344e5b078aee8ab94cbdf"],"state_sha256":"a34f1c1f6498e832a26c85f0ed4df258471c9a6d80881facbb0b855b3a60d680"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0ZWKRl2n38QkDySzdz7xo+sq2zdTKd7LlLviGCbHsjxu+Egm8vcn6lk6O2O1HV1A3DRX18rdsprjvlcFSwjYCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T17:41:09.533599Z","bundle_sha256":"ab8a522f0bb6554b61c333c8cf467e755cfe411b1445d9fab21a4dba168f3659"}}