{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:UMDWJ3OHXLO7BLPCT6NS4ZQFO5","short_pith_number":"pith:UMDWJ3OH","canonical_record":{"source":{"id":"1510.00393","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-10-01T20:04:09Z","cross_cats_sorted":[],"title_canon_sha256":"2e61ea2092ea3165dcd25b13c47ef691234454b5ccb79908bd4afaf3c8fd11bd","abstract_canon_sha256":"e17376051acc54818dfd6e3ae0563fa54e14f358c6be277aaea4d92b35dacd71"},"schema_version":"1.0"},"canonical_sha256":"a30764edc7baddf0ade29f9b2e6605775aea330469b63d50e1b326af5223f086","source":{"kind":"arxiv","id":"1510.00393","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.00393","created_at":"2026-05-18T01:13:00Z"},{"alias_kind":"arxiv_version","alias_value":"1510.00393v2","created_at":"2026-05-18T01:13:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.00393","created_at":"2026-05-18T01:13:00Z"},{"alias_kind":"pith_short_12","alias_value":"UMDWJ3OHXLO7","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"UMDWJ3OHXLO7BLPC","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"UMDWJ3OH","created_at":"2026-05-18T12:29:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:UMDWJ3OHXLO7BLPCT6NS4ZQFO5","target":"record","payload":{"canonical_record":{"source":{"id":"1510.00393","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-10-01T20:04:09Z","cross_cats_sorted":[],"title_canon_sha256":"2e61ea2092ea3165dcd25b13c47ef691234454b5ccb79908bd4afaf3c8fd11bd","abstract_canon_sha256":"e17376051acc54818dfd6e3ae0563fa54e14f358c6be277aaea4d92b35dacd71"},"schema_version":"1.0"},"canonical_sha256":"a30764edc7baddf0ade29f9b2e6605775aea330469b63d50e1b326af5223f086","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:13:00.376657Z","signature_b64":"vFiZXn/jBmRTJcN0eSTHr2rInR62jY6OVWaPg6elecqMoPpJnwvNSYXFPrtU7O+R70AjrbpRaRDMnfA+4ao0DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a30764edc7baddf0ade29f9b2e6605775aea330469b63d50e1b326af5223f086","last_reissued_at":"2026-05-18T01:13:00.376312Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:13:00.376312Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.00393","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":"2026-05-18T01:13:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0e49sd3eAppxiaZgvZT21KqgB51oP597o15SXIlnbwpHX0R2+91nX0+ghAEIw4plArtm5nLsWwZsB2+AfS7TCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T21:58:53.470655Z"},"content_sha256":"fc63a9cd3e088c95b7adc0d45fa023d00643877db1893e56b9d3c1ed66c28738","schema_version":"1.0","event_id":"sha256:fc63a9cd3e088c95b7adc0d45fa023d00643877db1893e56b9d3c1ed66c28738"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:UMDWJ3OHXLO7BLPCT6NS4ZQFO5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Clustering of Faint Red Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Haojie Xu, Hong Guo, Idit Zehavi, Ju Zhu, Zheng Zheng","submitted_at":"2015-10-01T20:04:09Z","abstract_excerpt":"Faint red galaxies in the Sloan Digital Sky Survey show a puzzling clustering pattern in previous measurements. In the two-point correlation function (2PCF), they appear to be strongly clustered on small-scales, indicating a tendency to reside in massive haloes as satellite galaxies. However, their weak clustering on large scales suggests that they are more likely to be found in low mass haloes. The interpretation of the clustering pattern suffers from the large sample variance in the 2PCF measurements, given the small volume of the volume-limited sample of such faint galaxies. We introduce a "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.00393","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":"2026-05-18T01:13:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O8xZb0nLQyvTpy+eerlq8DdNG0SxjvIe+h861QS/o8etnbtW/Vgdcb4P9X/HsZ5Ps16xrAH7jLkh2ApbeiTqCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T21:58:53.471000Z"},"content_sha256":"b838b4d51298f46b35820261e21f220765fe9d63ec37c5deb7fe23ed0ff79719","schema_version":"1.0","event_id":"sha256:b838b4d51298f46b35820261e21f220765fe9d63ec37c5deb7fe23ed0ff79719"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UMDWJ3OHXLO7BLPCT6NS4ZQFO5/bundle.json","state_url":"https://pith.science/pith/UMDWJ3OHXLO7BLPCT6NS4ZQFO5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UMDWJ3OHXLO7BLPCT6NS4ZQFO5/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":"2026-06-05T21:58:53Z","links":{"resolver":"https://pith.science/pith/UMDWJ3OHXLO7BLPCT6NS4ZQFO5","bundle":"https://pith.science/pith/UMDWJ3OHXLO7BLPCT6NS4ZQFO5/bundle.json","state":"https://pith.science/pith/UMDWJ3OHXLO7BLPCT6NS4ZQFO5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UMDWJ3OHXLO7BLPCT6NS4ZQFO5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:UMDWJ3OHXLO7BLPCT6NS4ZQFO5","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":"e17376051acc54818dfd6e3ae0563fa54e14f358c6be277aaea4d92b35dacd71","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-10-01T20:04:09Z","title_canon_sha256":"2e61ea2092ea3165dcd25b13c47ef691234454b5ccb79908bd4afaf3c8fd11bd"},"schema_version":"1.0","source":{"id":"1510.00393","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.00393","created_at":"2026-05-18T01:13:00Z"},{"alias_kind":"arxiv_version","alias_value":"1510.00393v2","created_at":"2026-05-18T01:13:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.00393","created_at":"2026-05-18T01:13:00Z"},{"alias_kind":"pith_short_12","alias_value":"UMDWJ3OHXLO7","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"UMDWJ3OHXLO7BLPC","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"UMDWJ3OH","created_at":"2026-05-18T12:29:44Z"}],"graph_snapshots":[{"event_id":"sha256:b838b4d51298f46b35820261e21f220765fe9d63ec37c5deb7fe23ed0ff79719","target":"graph","created_at":"2026-05-18T01:13:00Z","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":"Faint red galaxies in the Sloan Digital Sky Survey show a puzzling clustering pattern in previous measurements. In the two-point correlation function (2PCF), they appear to be strongly clustered on small-scales, indicating a tendency to reside in massive haloes as satellite galaxies. However, their weak clustering on large scales suggests that they are more likely to be found in low mass haloes. The interpretation of the clustering pattern suffers from the large sample variance in the 2PCF measurements, given the small volume of the volume-limited sample of such faint galaxies. We introduce a ","authors_text":"Haojie Xu, Hong Guo, Idit Zehavi, Ju Zhu, Zheng Zheng","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-10-01T20:04:09Z","title":"On the Clustering of Faint Red Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.00393","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:fc63a9cd3e088c95b7adc0d45fa023d00643877db1893e56b9d3c1ed66c28738","target":"record","created_at":"2026-05-18T01:13:00Z","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":"e17376051acc54818dfd6e3ae0563fa54e14f358c6be277aaea4d92b35dacd71","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-10-01T20:04:09Z","title_canon_sha256":"2e61ea2092ea3165dcd25b13c47ef691234454b5ccb79908bd4afaf3c8fd11bd"},"schema_version":"1.0","source":{"id":"1510.00393","kind":"arxiv","version":2}},"canonical_sha256":"a30764edc7baddf0ade29f9b2e6605775aea330469b63d50e1b326af5223f086","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a30764edc7baddf0ade29f9b2e6605775aea330469b63d50e1b326af5223f086","first_computed_at":"2026-05-18T01:13:00.376312Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:13:00.376312Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vFiZXn/jBmRTJcN0eSTHr2rInR62jY6OVWaPg6elecqMoPpJnwvNSYXFPrtU7O+R70AjrbpRaRDMnfA+4ao0DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:13:00.376657Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.00393","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fc63a9cd3e088c95b7adc0d45fa023d00643877db1893e56b9d3c1ed66c28738","sha256:b838b4d51298f46b35820261e21f220765fe9d63ec37c5deb7fe23ed0ff79719"],"state_sha256":"f4a7c6b59699d1a8dcfb1482100f5d8e67c91fe5a30f752c91f92c1e1498d31d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NqIgDJcD6KjFjZ3Lreq4Ydy4f2JSPgZw47Qt5TCOH/SZHfbcnDfVmTPvTZHxrXMlqcFEUYYqa0iJQtmyvhnVBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T21:58:53.473539Z","bundle_sha256":"47f6196a916a17639839739285c870b3c51b31a23a2bd81fc8a113db1df2a839"}}