{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:ZJ2WYD45EAIXLXWS27FDOVDUM5","short_pith_number":"pith:ZJ2WYD45","canonical_record":{"source":{"id":"1308.6500","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-08-29T15:52:21Z","cross_cats_sorted":[],"title_canon_sha256":"096ff08229b4317450c60a3fd4ad24cf879f69e67e666d8bfd751572cbe86fa4","abstract_canon_sha256":"5e8455e2b005b08350a3dc0b5a6ac002a48f257b62270d3c31ef932396a517b4"},"schema_version":"1.0"},"canonical_sha256":"ca756c0f9d201175ded2d7ca375474674017b435f49d771588bfec10736d285e","source":{"kind":"arxiv","id":"1308.6500","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.6500","created_at":"2026-05-18T03:00:02Z"},{"alias_kind":"arxiv_version","alias_value":"1308.6500v2","created_at":"2026-05-18T03:00:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.6500","created_at":"2026-05-18T03:00:02Z"},{"alias_kind":"pith_short_12","alias_value":"ZJ2WYD45EAIX","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"ZJ2WYD45EAIXLXWS","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"ZJ2WYD45","created_at":"2026-05-18T12:28:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:ZJ2WYD45EAIXLXWS27FDOVDUM5","target":"record","payload":{"canonical_record":{"source":{"id":"1308.6500","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-08-29T15:52:21Z","cross_cats_sorted":[],"title_canon_sha256":"096ff08229b4317450c60a3fd4ad24cf879f69e67e666d8bfd751572cbe86fa4","abstract_canon_sha256":"5e8455e2b005b08350a3dc0b5a6ac002a48f257b62270d3c31ef932396a517b4"},"schema_version":"1.0"},"canonical_sha256":"ca756c0f9d201175ded2d7ca375474674017b435f49d771588bfec10736d285e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:00:02.888567Z","signature_b64":"YtA4uvxAYX3D4TKCxZel7t6zfpOW4Wn8EbRwS6/P1b5B0p7T4JNi0EDMZrNdJRcoHEihZ/1O6NAr5SZG8kc2Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ca756c0f9d201175ded2d7ca375474674017b435f49d771588bfec10736d285e","last_reissued_at":"2026-05-18T03:00:02.887848Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:00:02.887848Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1308.6500","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":"2026-05-18T03:00:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9LOxVyyRqiQl7GnRTZqtoyMuHVpHN0jvXpmdsUNdsFmuiIDU1yQwwfZwvLVItJ3ou4x5QPIKP6/vW/RZNnVaDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T16:17:34.739492Z"},"content_sha256":"28304a151ba72a71f11c2d128445c7b6c023bcc3fa15b1163232553779b91a7a","schema_version":"1.0","event_id":"sha256:28304a151ba72a71f11c2d128445c7b6c023bcc3fa15b1163232553779b91a7a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:ZJ2WYD45EAIXLXWS27FDOVDUM5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Photo-z Quality Cuts and their Effect on the Measured Galaxy Clustering","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Anne Bauer, Enrique Gazta\\~naga, Pol Mart\\'i, Ramon Miquel","submitted_at":"2013-08-29T15:52:21Z","abstract_excerpt":"Photometric galaxy surveys are an essential tool to further our understanding of the large-scale structure of the universe, its matter and energy content and its evolution. These surveys necessitate the determination of the galaxy redshifts using photometric techniques (photo-z). Oftentimes, it is advantageous to remove from the galaxy sample those for which one suspects that the photo-z estimation might be unreliable. In this paper, we show that applying these photo-z quality cuts blindly can grossly bias the measured galaxy correlations within and across photometric redshift bins. We then ex"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.6500","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":"2026-05-18T03:00:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"htC3YhKoim2lRNaCt9vokSMg8Cx5zRihvj/kkEHGIkXs1ITSfruEg/ASHhz441R6AIyv0iN51oJxCo2tAedDCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T16:17:34.739831Z"},"content_sha256":"7097bc6dc3a2af0716a61807b211b11d37e2073066216e6d3fb96bf363058e2f","schema_version":"1.0","event_id":"sha256:7097bc6dc3a2af0716a61807b211b11d37e2073066216e6d3fb96bf363058e2f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZJ2WYD45EAIXLXWS27FDOVDUM5/bundle.json","state_url":"https://pith.science/pith/ZJ2WYD45EAIXLXWS27FDOVDUM5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZJ2WYD45EAIXLXWS27FDOVDUM5/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":"2026-06-05T16:17:34Z","links":{"resolver":"https://pith.science/pith/ZJ2WYD45EAIXLXWS27FDOVDUM5","bundle":"https://pith.science/pith/ZJ2WYD45EAIXLXWS27FDOVDUM5/bundle.json","state":"https://pith.science/pith/ZJ2WYD45EAIXLXWS27FDOVDUM5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZJ2WYD45EAIXLXWS27FDOVDUM5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:ZJ2WYD45EAIXLXWS27FDOVDUM5","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":"5e8455e2b005b08350a3dc0b5a6ac002a48f257b62270d3c31ef932396a517b4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-08-29T15:52:21Z","title_canon_sha256":"096ff08229b4317450c60a3fd4ad24cf879f69e67e666d8bfd751572cbe86fa4"},"schema_version":"1.0","source":{"id":"1308.6500","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.6500","created_at":"2026-05-18T03:00:02Z"},{"alias_kind":"arxiv_version","alias_value":"1308.6500v2","created_at":"2026-05-18T03:00:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.6500","created_at":"2026-05-18T03:00:02Z"},{"alias_kind":"pith_short_12","alias_value":"ZJ2WYD45EAIX","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"ZJ2WYD45EAIXLXWS","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"ZJ2WYD45","created_at":"2026-05-18T12:28:09Z"}],"graph_snapshots":[{"event_id":"sha256:7097bc6dc3a2af0716a61807b211b11d37e2073066216e6d3fb96bf363058e2f","target":"graph","created_at":"2026-05-18T03:00:02Z","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":"Photometric galaxy surveys are an essential tool to further our understanding of the large-scale structure of the universe, its matter and energy content and its evolution. These surveys necessitate the determination of the galaxy redshifts using photometric techniques (photo-z). Oftentimes, it is advantageous to remove from the galaxy sample those for which one suspects that the photo-z estimation might be unreliable. In this paper, we show that applying these photo-z quality cuts blindly can grossly bias the measured galaxy correlations within and across photometric redshift bins. We then ex","authors_text":"Anne Bauer, Enrique Gazta\\~naga, Pol Mart\\'i, Ramon Miquel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-08-29T15:52:21Z","title":"Photo-z Quality Cuts and their Effect on the Measured Galaxy Clustering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.6500","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":"sha256:28304a151ba72a71f11c2d128445c7b6c023bcc3fa15b1163232553779b91a7a","target":"record","created_at":"2026-05-18T03:00:02Z","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":"5e8455e2b005b08350a3dc0b5a6ac002a48f257b62270d3c31ef932396a517b4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-08-29T15:52:21Z","title_canon_sha256":"096ff08229b4317450c60a3fd4ad24cf879f69e67e666d8bfd751572cbe86fa4"},"schema_version":"1.0","source":{"id":"1308.6500","kind":"arxiv","version":2}},"canonical_sha256":"ca756c0f9d201175ded2d7ca375474674017b435f49d771588bfec10736d285e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca756c0f9d201175ded2d7ca375474674017b435f49d771588bfec10736d285e","first_computed_at":"2026-05-18T03:00:02.887848Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:00:02.887848Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YtA4uvxAYX3D4TKCxZel7t6zfpOW4Wn8EbRwS6/P1b5B0p7T4JNi0EDMZrNdJRcoHEihZ/1O6NAr5SZG8kc2Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:00:02.888567Z","signed_message":"canonical_sha256_bytes"},"source_id":"1308.6500","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:28304a151ba72a71f11c2d128445c7b6c023bcc3fa15b1163232553779b91a7a","sha256:7097bc6dc3a2af0716a61807b211b11d37e2073066216e6d3fb96bf363058e2f"],"state_sha256":"6562943aceb0e2c6c0f13e1d26803afd9bdfc9c348f4ca8b3bdd34f431450c9e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v9GXCnqji+RpiOH2jsW1FlL5i+BtOvD24GFScusDrtqWWdqwujLiO7lME7pXvyqUlyWucMpxoKFRCJ5oHLF1Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T16:17:34.741695Z","bundle_sha256":"97b8d5e77f159e733fe2f4561a9781c3cdb189b92e02a1143eedcc254ca26dd1"}}