{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:DJDHH7ZAMRQQMCJMGBVG5JPOT7","short_pith_number":"pith:DJDHH7ZA","canonical_record":{"source":{"id":"1403.5563","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-03-21T20:00:17Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"f5be1224f530fad657cf6e76edc3145d792bc54a3ff72b6c4a1d75017ae4cce3","abstract_canon_sha256":"dd28f82423518165997a88b3882ae9bb91b8840f8cec67ffc2cbf7f7dc93ce1b"},"schema_version":"1.0"},"canonical_sha256":"1a4673ff20646106092c306a6ea5ee9fca3d978e99e35b005dc6cd6f3787fff9","source":{"kind":"arxiv","id":"1403.5563","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.5563","created_at":"2026-05-18T02:28:31Z"},{"alias_kind":"arxiv_version","alias_value":"1403.5563v3","created_at":"2026-05-18T02:28:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.5563","created_at":"2026-05-18T02:28:31Z"},{"alias_kind":"pith_short_12","alias_value":"DJDHH7ZAMRQQ","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"DJDHH7ZAMRQQMCJM","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"DJDHH7ZA","created_at":"2026-05-18T12:28:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:DJDHH7ZAMRQQMCJMGBVG5JPOT7","target":"record","payload":{"canonical_record":{"source":{"id":"1403.5563","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-03-21T20:00:17Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"f5be1224f530fad657cf6e76edc3145d792bc54a3ff72b6c4a1d75017ae4cce3","abstract_canon_sha256":"dd28f82423518165997a88b3882ae9bb91b8840f8cec67ffc2cbf7f7dc93ce1b"},"schema_version":"1.0"},"canonical_sha256":"1a4673ff20646106092c306a6ea5ee9fca3d978e99e35b005dc6cd6f3787fff9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:28:31.783164Z","signature_b64":"841PAeum5bGnpGCnqg/iHxdQYwRfH+r5su8paRvrdKeH7IKFrSY9RV5PljjjPFdsuoiPxpfhx1Mkh6dHEnmzAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a4673ff20646106092c306a6ea5ee9fca3d978e99e35b005dc6cd6f3787fff9","last_reissued_at":"2026-05-18T02:28:31.782484Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:28:31.782484Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1403.5563","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:28:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lgtKTpx5Rli+LrHUOWqSri70ml65YwIWJrPU3i/WOCSsX6s184DhWG7LrUlglJw2Vef5M7wCnhk0BgkbnTczAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T14:25:02.497231Z"},"content_sha256":"95a6fb763eb9153e7a296a10731793472a323c907184c0ef014b6c837d001ae8","schema_version":"1.0","event_id":"sha256:95a6fb763eb9153e7a296a10731793472a323c907184c0ef014b6c837d001ae8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:DJDHH7ZAMRQQMCJMGBVG5JPOT7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Galaxies in filaments have more satellites: the influence of the cosmic web on the satellite luminosity function in the SDSS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Elmo Tempel, Noam I. Libeskind, Quan Guo","submitted_at":"2014-03-21T20:00:17Z","abstract_excerpt":"We investigate whether the satellite luminosity function (LF) of primary galaxies identified in the Sloan Digital Sky Survey (SDSS) depends on whether the host galaxy is in a filament or not. Isolated primary galaxies are identified in the SDSS spectroscopic sample while potential satellites (that are up to 4 magnitudes fainter than their hosts) are searched for in the much deeper photometric sample. Filaments are constructed from the galaxy distribution by the \"Bisous\" process. Isolated primary galaxies are divided into two subsamples: those in filaments and those not in filaments. We examine"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.5563","kind":"arxiv","version":3},"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":"2026-05-18T02:28:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hZjA4HcDEZpNHKW4MWdH/z8jI25kw9Qnk4Kp6sLATIkUn/Fs7te1IkZdonXiM4Yh12aW/qf5vkJ94r98P/N+Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T14:25:02.497800Z"},"content_sha256":"ff133eaa06af752edfb2ebfc088f405ba8c4238d216154273b57459bc2bd2064","schema_version":"1.0","event_id":"sha256:ff133eaa06af752edfb2ebfc088f405ba8c4238d216154273b57459bc2bd2064"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DJDHH7ZAMRQQMCJMGBVG5JPOT7/bundle.json","state_url":"https://pith.science/pith/DJDHH7ZAMRQQMCJMGBVG5JPOT7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DJDHH7ZAMRQQMCJMGBVG5JPOT7/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":"2026-05-22T14:25:02Z","links":{"resolver":"https://pith.science/pith/DJDHH7ZAMRQQMCJMGBVG5JPOT7","bundle":"https://pith.science/pith/DJDHH7ZAMRQQMCJMGBVG5JPOT7/bundle.json","state":"https://pith.science/pith/DJDHH7ZAMRQQMCJMGBVG5JPOT7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DJDHH7ZAMRQQMCJMGBVG5JPOT7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:DJDHH7ZAMRQQMCJMGBVG5JPOT7","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":"dd28f82423518165997a88b3882ae9bb91b8840f8cec67ffc2cbf7f7dc93ce1b","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-03-21T20:00:17Z","title_canon_sha256":"f5be1224f530fad657cf6e76edc3145d792bc54a3ff72b6c4a1d75017ae4cce3"},"schema_version":"1.0","source":{"id":"1403.5563","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.5563","created_at":"2026-05-18T02:28:31Z"},{"alias_kind":"arxiv_version","alias_value":"1403.5563v3","created_at":"2026-05-18T02:28:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.5563","created_at":"2026-05-18T02:28:31Z"},{"alias_kind":"pith_short_12","alias_value":"DJDHH7ZAMRQQ","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"DJDHH7ZAMRQQMCJM","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"DJDHH7ZA","created_at":"2026-05-18T12:28:25Z"}],"graph_snapshots":[{"event_id":"sha256:ff133eaa06af752edfb2ebfc088f405ba8c4238d216154273b57459bc2bd2064","target":"graph","created_at":"2026-05-18T02:28:31Z","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 investigate whether the satellite luminosity function (LF) of primary galaxies identified in the Sloan Digital Sky Survey (SDSS) depends on whether the host galaxy is in a filament or not. Isolated primary galaxies are identified in the SDSS spectroscopic sample while potential satellites (that are up to 4 magnitudes fainter than their hosts) are searched for in the much deeper photometric sample. Filaments are constructed from the galaxy distribution by the \"Bisous\" process. Isolated primary galaxies are divided into two subsamples: those in filaments and those not in filaments. We examine","authors_text":"Elmo Tempel, Noam I. Libeskind, Quan Guo","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-03-21T20:00:17Z","title":"Galaxies in filaments have more satellites: the influence of the cosmic web on the satellite luminosity function in the SDSS"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.5563","kind":"arxiv","version":3},"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":"sha256:95a6fb763eb9153e7a296a10731793472a323c907184c0ef014b6c837d001ae8","target":"record","created_at":"2026-05-18T02:28:31Z","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":"dd28f82423518165997a88b3882ae9bb91b8840f8cec67ffc2cbf7f7dc93ce1b","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-03-21T20:00:17Z","title_canon_sha256":"f5be1224f530fad657cf6e76edc3145d792bc54a3ff72b6c4a1d75017ae4cce3"},"schema_version":"1.0","source":{"id":"1403.5563","kind":"arxiv","version":3}},"canonical_sha256":"1a4673ff20646106092c306a6ea5ee9fca3d978e99e35b005dc6cd6f3787fff9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a4673ff20646106092c306a6ea5ee9fca3d978e99e35b005dc6cd6f3787fff9","first_computed_at":"2026-05-18T02:28:31.782484Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:28:31.782484Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"841PAeum5bGnpGCnqg/iHxdQYwRfH+r5su8paRvrdKeH7IKFrSY9RV5PljjjPFdsuoiPxpfhx1Mkh6dHEnmzAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:28:31.783164Z","signed_message":"canonical_sha256_bytes"},"source_id":"1403.5563","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:95a6fb763eb9153e7a296a10731793472a323c907184c0ef014b6c837d001ae8","sha256:ff133eaa06af752edfb2ebfc088f405ba8c4238d216154273b57459bc2bd2064"],"state_sha256":"8d32c2e9482a166d6199bc9ff8522f88c5dc392dbf2e1966eb2f5ded785e22a3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U7XRimfAqHXvzMUplq7HYM/fKNJq4De0Ly9lJG3rHfr4un44xrxa5CTVS+noNNZAYYOk9kqX3OO5j17B9ROVBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T14:25:02.501196Z","bundle_sha256":"5b55e6f307855b47a667c407452a0eacf424a84d4660e3a2f077dc1de3fecb51"}}