{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:X3NZJZ4BKWBNESNPIU6IZBCJ7C","short_pith_number":"pith:X3NZJZ4B","canonical_record":{"source":{"id":"1008.3178","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-08-18T21:45:57Z","cross_cats_sorted":[],"title_canon_sha256":"5017c5043c9e1b0e92745b89f67d236ddd0e099ee011a2b5f4896aa4c31fd988","abstract_canon_sha256":"8d62e00dc6cc60c55dd6c97fffd1238f0f856f933e797beff83ce8374132b313"},"schema_version":"1.0"},"canonical_sha256":"bedb94e7815582d249af453c8c8449f8aa7e40f9710af711834b36efcca5d9f2","source":{"kind":"arxiv","id":"1008.3178","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.3178","created_at":"2026-05-18T02:05:46Z"},{"alias_kind":"arxiv_version","alias_value":"1008.3178v2","created_at":"2026-05-18T02:05:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.3178","created_at":"2026-05-18T02:05:46Z"},{"alias_kind":"pith_short_12","alias_value":"X3NZJZ4BKWBN","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"X3NZJZ4BKWBNESNP","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"X3NZJZ4B","created_at":"2026-05-18T12:26:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:X3NZJZ4BKWBNESNPIU6IZBCJ7C","target":"record","payload":{"canonical_record":{"source":{"id":"1008.3178","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-08-18T21:45:57Z","cross_cats_sorted":[],"title_canon_sha256":"5017c5043c9e1b0e92745b89f67d236ddd0e099ee011a2b5f4896aa4c31fd988","abstract_canon_sha256":"8d62e00dc6cc60c55dd6c97fffd1238f0f856f933e797beff83ce8374132b313"},"schema_version":"1.0"},"canonical_sha256":"bedb94e7815582d249af453c8c8449f8aa7e40f9710af711834b36efcca5d9f2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:46.768648Z","signature_b64":"ZxC+WVY/mBgvLN/zdqbPTR9bbupwqY+kVGzKWIRAizFzLoJ1PFqKO8az/J2FnqsCmmeDrQ2/ubo9GgLSrTQoBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bedb94e7815582d249af453c8c8449f8aa7e40f9710af711834b36efcca5d9f2","last_reissued_at":"2026-05-18T02:05:46.767942Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:46.767942Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1008.3178","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":"2026-05-18T02:05:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r7g8+RWvuO6fRV6mSswRkFoxmZ+AdOPYgD8tK4dahp5wGmQkbN9YDD2Eg74BwVSWc3ZR/3RsWv/MkLXdk+XeCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T01:34:17.037286Z"},"content_sha256":"95ff35bcd5a9ec791b40be2a74e4afb681fb09fa8d9d0bdafe755ad8dbd2b7d2","schema_version":"1.0","event_id":"sha256:95ff35bcd5a9ec791b40be2a74e4afb681fb09fa8d9d0bdafe755ad8dbd2b7d2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:X3NZJZ4BKWBNESNPIU6IZBCJ7C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measuring the 3D Clustering of Undetected Galaxies Through Cross Correlation of their Cumulative Flux Fluctuations from Multiple Spectral Lines","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Abraham Loeb, Eli Visbal","submitted_at":"2010-08-18T21:45:57Z","abstract_excerpt":"We discuss a method for detecting the emission from high redshift galaxies by cross correlating flux fluctuations from multiple spectral lines. If one can fit and subtract away the continuum emission with a smooth function of frequency, the remaining signal contains fluctuations of flux with frequency and angle from line emitting galaxies. Over a particular small range of observed frequencies, these fluctuations will originate from sources corresponding to a series of different redshifts, one for each emission line. It is possible to statistically isolate the fluctuations at a particular redsh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.3178","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":"2026-05-18T02:05:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9Lb6yEwz+sqO09NShVsQmhBULlx6gmK9OFCize+ZcF/ogCfCpSqSxfeTItBRYIT9HCel67+UBTamK6RTX0gzDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T01:34:17.037644Z"},"content_sha256":"62d5a0b3650252dd3364c2689ea781451ae288a29ba821f01e7668a97dfd78a8","schema_version":"1.0","event_id":"sha256:62d5a0b3650252dd3364c2689ea781451ae288a29ba821f01e7668a97dfd78a8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X3NZJZ4BKWBNESNPIU6IZBCJ7C/bundle.json","state_url":"https://pith.science/pith/X3NZJZ4BKWBNESNPIU6IZBCJ7C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X3NZJZ4BKWBNESNPIU6IZBCJ7C/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":"2026-06-28T01:34:17Z","links":{"resolver":"https://pith.science/pith/X3NZJZ4BKWBNESNPIU6IZBCJ7C","bundle":"https://pith.science/pith/X3NZJZ4BKWBNESNPIU6IZBCJ7C/bundle.json","state":"https://pith.science/pith/X3NZJZ4BKWBNESNPIU6IZBCJ7C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X3NZJZ4BKWBNESNPIU6IZBCJ7C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:X3NZJZ4BKWBNESNPIU6IZBCJ7C","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":"8d62e00dc6cc60c55dd6c97fffd1238f0f856f933e797beff83ce8374132b313","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-08-18T21:45:57Z","title_canon_sha256":"5017c5043c9e1b0e92745b89f67d236ddd0e099ee011a2b5f4896aa4c31fd988"},"schema_version":"1.0","source":{"id":"1008.3178","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.3178","created_at":"2026-05-18T02:05:46Z"},{"alias_kind":"arxiv_version","alias_value":"1008.3178v2","created_at":"2026-05-18T02:05:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.3178","created_at":"2026-05-18T02:05:46Z"},{"alias_kind":"pith_short_12","alias_value":"X3NZJZ4BKWBN","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"X3NZJZ4BKWBNESNP","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"X3NZJZ4B","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:62d5a0b3650252dd3364c2689ea781451ae288a29ba821f01e7668a97dfd78a8","target":"graph","created_at":"2026-05-18T02:05:46Z","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 discuss a method for detecting the emission from high redshift galaxies by cross correlating flux fluctuations from multiple spectral lines. If one can fit and subtract away the continuum emission with a smooth function of frequency, the remaining signal contains fluctuations of flux with frequency and angle from line emitting galaxies. Over a particular small range of observed frequencies, these fluctuations will originate from sources corresponding to a series of different redshifts, one for each emission line. It is possible to statistically isolate the fluctuations at a particular redsh","authors_text":"Abraham Loeb, Eli Visbal","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-08-18T21:45:57Z","title":"Measuring the 3D Clustering of Undetected Galaxies Through Cross Correlation of their Cumulative Flux Fluctuations from Multiple Spectral Lines"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.3178","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":"sha256:95ff35bcd5a9ec791b40be2a74e4afb681fb09fa8d9d0bdafe755ad8dbd2b7d2","target":"record","created_at":"2026-05-18T02:05:46Z","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":"8d62e00dc6cc60c55dd6c97fffd1238f0f856f933e797beff83ce8374132b313","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-08-18T21:45:57Z","title_canon_sha256":"5017c5043c9e1b0e92745b89f67d236ddd0e099ee011a2b5f4896aa4c31fd988"},"schema_version":"1.0","source":{"id":"1008.3178","kind":"arxiv","version":2}},"canonical_sha256":"bedb94e7815582d249af453c8c8449f8aa7e40f9710af711834b36efcca5d9f2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bedb94e7815582d249af453c8c8449f8aa7e40f9710af711834b36efcca5d9f2","first_computed_at":"2026-05-18T02:05:46.767942Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:05:46.767942Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZxC+WVY/mBgvLN/zdqbPTR9bbupwqY+kVGzKWIRAizFzLoJ1PFqKO8az/J2FnqsCmmeDrQ2/ubo9GgLSrTQoBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:05:46.768648Z","signed_message":"canonical_sha256_bytes"},"source_id":"1008.3178","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:95ff35bcd5a9ec791b40be2a74e4afb681fb09fa8d9d0bdafe755ad8dbd2b7d2","sha256:62d5a0b3650252dd3364c2689ea781451ae288a29ba821f01e7668a97dfd78a8"],"state_sha256":"19655dfddba28d0f86e88d8d7ba7f46415e1986ddf8e8e180f81b36b9b060604"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3+vSm7+mwe2nWlRyM2pNOHEGlSJ3uIXnUTlClNmCAlqDxASIWXkr1dLm7+WTmh5RHOO8YQLgXjuHaSCS4SOwDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T01:34:17.039513Z","bundle_sha256":"337b06de769d811b86270744a3d61a69f83b30dc6e3f88f28271807f90a54a88"}}