{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:2CKMDD7FEOOCAVKREBWHPFWA7R","short_pith_number":"pith:2CKMDD7F","canonical_record":{"source":{"id":"1109.2056","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-09T16:14:42Z","cross_cats_sorted":[],"title_canon_sha256":"2acd8e91fbb627175ef1c9058c8fc4b73e8db61ceba3d51941b636b4079b1b12","abstract_canon_sha256":"0cc23bb56e40cc25c5d87568eeaf3be44a3152e9088db85ad70375124611cad7"},"schema_version":"1.0"},"canonical_sha256":"d094c18fe5239c205551206c7796c0fc68bdca02bacf15d05b8b8a3bcf12f797","source":{"kind":"arxiv","id":"1109.2056","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.2056","created_at":"2026-05-18T02:00:37Z"},{"alias_kind":"arxiv_version","alias_value":"1109.2056v1","created_at":"2026-05-18T02:00:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.2056","created_at":"2026-05-18T02:00:37Z"},{"alias_kind":"pith_short_12","alias_value":"2CKMDD7FEOOC","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2CKMDD7FEOOCAVKR","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2CKMDD7F","created_at":"2026-05-18T12:26:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:2CKMDD7FEOOCAVKREBWHPFWA7R","target":"record","payload":{"canonical_record":{"source":{"id":"1109.2056","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-09T16:14:42Z","cross_cats_sorted":[],"title_canon_sha256":"2acd8e91fbb627175ef1c9058c8fc4b73e8db61ceba3d51941b636b4079b1b12","abstract_canon_sha256":"0cc23bb56e40cc25c5d87568eeaf3be44a3152e9088db85ad70375124611cad7"},"schema_version":"1.0"},"canonical_sha256":"d094c18fe5239c205551206c7796c0fc68bdca02bacf15d05b8b8a3bcf12f797","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:37.090687Z","signature_b64":"1pZY+Se5lDogaetCNzXIRIvp/+fxcQvEc7uEdem/gx24BcQZgeHcEA1eUs0y2EEhqEvHbLJaZiphgK+MlwkNDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d094c18fe5239c205551206c7796c0fc68bdca02bacf15d05b8b8a3bcf12f797","last_reissued_at":"2026-05-18T02:00:37.089927Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:37.089927Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.2056","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:00:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/mfhDlMiVO2dWx2jv1EpkaVYXNmbgjBiTWgm+bUkUtQYxqFJAm3OcdMFGKkTgO0/MFoGtk9Vi1GltqBUDPBHDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:21:34.695759Z"},"content_sha256":"93918c424bd08f501b02cadb35c40cd84f9fb2474fd1c4ac1625a7ccf65df953","schema_version":"1.0","event_id":"sha256:93918c424bd08f501b02cadb35c40cd84f9fb2474fd1c4ac1625a7ccf65df953"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:2CKMDD7FEOOCAVKREBWHPFWA7R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The orientation of disk galaxies around large cosmic voids","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Elena Ricciardelli, Ignacio Trujillo, Jes\\'us Varela, Juan Betancort-Rijo","submitted_at":"2011-09-09T16:14:42Z","abstract_excerpt":"Using a large sample of galaxies from the SDSS-DR7, we have analysed the alignment of disk galaxies around cosmic voids. We have constructed a complete sample of cosmic voids (devoid of galaxies brighter than M_r-5 log(h) =-20.17) with radii larger than 10 Mpc/h up to redshift 0.12. Disk galaxies in shells around these voids have been used to look for particular alignments between the angular momentum of the galaxies and the radial direction of the voids. We find that disk galaxies around voids larger than >~ 15 Mpc/h within distances not much larger than 5 Mpc/h from the surface of the voids "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.2056","kind":"arxiv","version":1},"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":"2026-05-18T02:00:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BuMaJ0UuclIEd66C4h4yImE4FHzL3x30wtIz7o68JLdDgwgKpKAuX1w272pa3KRELPrQvgxDUcOTqxq8ChfRAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:21:34.696541Z"},"content_sha256":"eb94b34df949bae6df4361d1da7b57cd5dc7beadf1c28e33b446c289cbc8996e","schema_version":"1.0","event_id":"sha256:eb94b34df949bae6df4361d1da7b57cd5dc7beadf1c28e33b446c289cbc8996e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2CKMDD7FEOOCAVKREBWHPFWA7R/bundle.json","state_url":"https://pith.science/pith/2CKMDD7FEOOCAVKREBWHPFWA7R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2CKMDD7FEOOCAVKREBWHPFWA7R/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":"2026-05-31T21:21:34Z","links":{"resolver":"https://pith.science/pith/2CKMDD7FEOOCAVKREBWHPFWA7R","bundle":"https://pith.science/pith/2CKMDD7FEOOCAVKREBWHPFWA7R/bundle.json","state":"https://pith.science/pith/2CKMDD7FEOOCAVKREBWHPFWA7R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2CKMDD7FEOOCAVKREBWHPFWA7R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:2CKMDD7FEOOCAVKREBWHPFWA7R","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":"0cc23bb56e40cc25c5d87568eeaf3be44a3152e9088db85ad70375124611cad7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-09T16:14:42Z","title_canon_sha256":"2acd8e91fbb627175ef1c9058c8fc4b73e8db61ceba3d51941b636b4079b1b12"},"schema_version":"1.0","source":{"id":"1109.2056","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.2056","created_at":"2026-05-18T02:00:37Z"},{"alias_kind":"arxiv_version","alias_value":"1109.2056v1","created_at":"2026-05-18T02:00:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.2056","created_at":"2026-05-18T02:00:37Z"},{"alias_kind":"pith_short_12","alias_value":"2CKMDD7FEOOC","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2CKMDD7FEOOCAVKR","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2CKMDD7F","created_at":"2026-05-18T12:26:18Z"}],"graph_snapshots":[{"event_id":"sha256:eb94b34df949bae6df4361d1da7b57cd5dc7beadf1c28e33b446c289cbc8996e","target":"graph","created_at":"2026-05-18T02:00:37Z","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":"Using a large sample of galaxies from the SDSS-DR7, we have analysed the alignment of disk galaxies around cosmic voids. We have constructed a complete sample of cosmic voids (devoid of galaxies brighter than M_r-5 log(h) =-20.17) with radii larger than 10 Mpc/h up to redshift 0.12. Disk galaxies in shells around these voids have been used to look for particular alignments between the angular momentum of the galaxies and the radial direction of the voids. We find that disk galaxies around voids larger than >~ 15 Mpc/h within distances not much larger than 5 Mpc/h from the surface of the voids ","authors_text":"Elena Ricciardelli, Ignacio Trujillo, Jes\\'us Varela, Juan Betancort-Rijo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-09T16:14:42Z","title":"The orientation of disk galaxies around large cosmic voids"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.2056","kind":"arxiv","version":1},"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":"sha256:93918c424bd08f501b02cadb35c40cd84f9fb2474fd1c4ac1625a7ccf65df953","target":"record","created_at":"2026-05-18T02:00:37Z","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":"0cc23bb56e40cc25c5d87568eeaf3be44a3152e9088db85ad70375124611cad7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-09T16:14:42Z","title_canon_sha256":"2acd8e91fbb627175ef1c9058c8fc4b73e8db61ceba3d51941b636b4079b1b12"},"schema_version":"1.0","source":{"id":"1109.2056","kind":"arxiv","version":1}},"canonical_sha256":"d094c18fe5239c205551206c7796c0fc68bdca02bacf15d05b8b8a3bcf12f797","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d094c18fe5239c205551206c7796c0fc68bdca02bacf15d05b8b8a3bcf12f797","first_computed_at":"2026-05-18T02:00:37.089927Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:37.089927Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1pZY+Se5lDogaetCNzXIRIvp/+fxcQvEc7uEdem/gx24BcQZgeHcEA1eUs0y2EEhqEvHbLJaZiphgK+MlwkNDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:37.090687Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.2056","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:93918c424bd08f501b02cadb35c40cd84f9fb2474fd1c4ac1625a7ccf65df953","sha256:eb94b34df949bae6df4361d1da7b57cd5dc7beadf1c28e33b446c289cbc8996e"],"state_sha256":"02c386bea7a1bca08763b411e768846d6fd3db194f3b190cc7c2f4faa4074161"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ORasopNUTRU2MFBVihpSUh0GfoJh1WTBjPrbW/R6dN7SNUXlWmUFAUHS6vqYF1XCI/CkBbkSY/3rHH1mKw45Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T21:21:34.700286Z","bundle_sha256":"8f3e31df3506f677b49f543a9c7bffcbc87ed574221e564cc8b5d95f004cede7"}}