{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:D5E2ELQ2WZRHNV7LMYQMST4KR5","short_pith_number":"pith:D5E2ELQ2","canonical_record":{"source":{"id":"1111.0969","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-11-03T20:00:05Z","cross_cats_sorted":[],"title_canon_sha256":"60ebb8d42cf30710f4620e14ba930ac5f94cd046dbf87db301129a94012eedcd","abstract_canon_sha256":"02b28055149fe0b8f8fb86666c62f909afd153ce92b0ac86d96f0249a7b3f2a8"},"schema_version":"1.0"},"canonical_sha256":"1f49a22e1ab66276d7eb6620c94f8a8f6cbac9203d7b52e847a9e35a6107ff68","source":{"kind":"arxiv","id":"1111.0969","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.0969","created_at":"2026-05-18T03:53:54Z"},{"alias_kind":"arxiv_version","alias_value":"1111.0969v3","created_at":"2026-05-18T03:53:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.0969","created_at":"2026-05-18T03:53:54Z"},{"alias_kind":"pith_short_12","alias_value":"D5E2ELQ2WZRH","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"D5E2ELQ2WZRHNV7L","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"D5E2ELQ2","created_at":"2026-05-18T12:26:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:D5E2ELQ2WZRHNV7LMYQMST4KR5","target":"record","payload":{"canonical_record":{"source":{"id":"1111.0969","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-11-03T20:00:05Z","cross_cats_sorted":[],"title_canon_sha256":"60ebb8d42cf30710f4620e14ba930ac5f94cd046dbf87db301129a94012eedcd","abstract_canon_sha256":"02b28055149fe0b8f8fb86666c62f909afd153ce92b0ac86d96f0249a7b3f2a8"},"schema_version":"1.0"},"canonical_sha256":"1f49a22e1ab66276d7eb6620c94f8a8f6cbac9203d7b52e847a9e35a6107ff68","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:53:54.624081Z","signature_b64":"m4kizvitVCbnC/j4+zvHbTq4Pihy9A3czH6erbgzLt4bfxwA0L+g77lfclQoLSIILLCqM/U7QWkcOHN12XcHDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f49a22e1ab66276d7eb6620c94f8a8f6cbac9203d7b52e847a9e35a6107ff68","last_reissued_at":"2026-05-18T03:53:54.623460Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:53:54.623460Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1111.0969","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":"2026-05-18T03:53:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vv3ILSDptWwFkvq5PsraCvU7zvKC1pnBJHnM2sv7J8bMuI5Ii5K9lmy6x1p/5NH9rSr0b7vJGJTVUQBW4X1RDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:57:46.995010Z"},"content_sha256":"98fa7f20710d1e08066d0d385f6bcfa5ebe00212e16ead141be03133cafb46f5","schema_version":"1.0","event_id":"sha256:98fa7f20710d1e08066d0d385f6bcfa5ebe00212e16ead141be03133cafb46f5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:D5E2ELQ2WZRHNV7LMYQMST4KR5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Galaxy Zoo: The Environmental Dependence of Bars and Bulges in Disc Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Ben Hoyle, Carolin N. Cardamone, Chris Lintott, Edward M. Edmondson, Idit Zehavi, Karen L. Masters, Kevin Schawinski, Ramin A. Skibba, Robert C. Nichol, Steven P. Bamford, William C. Keel","submitted_at":"2011-11-03T20:00:05Z","abstract_excerpt":"We present an analysis of the environmental dependence of bars and bulges in disc galaxies, using a volume-limited catalogue of 15810 galaxies at z<0.06 from the Sloan Digital Sky Survey with visual morphologies from the Galaxy Zoo 2 project. We find that the likelihood of having a bar, or bulge, in disc galaxies increases when the galaxies have redder (optical) colours and larger stellar masses, and observe a transition in the bar and bulge likelihoods, such that massive disc galaxies are more likely to host bars and bulges. We use galaxy clustering methods to demonstrate statistically signif"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.0969","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":"2026-05-18T03:53:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oeANplKpIiq7HJTjxA1Zq/Uwq70yhue9J3S4DheZLziBnnm5JAVcRpunJ9F0UfQ2jzhIEiz+p78jZlduOrY/DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:57:46.995397Z"},"content_sha256":"def9fe7f2065ae5004a5e3421675f4c1288689d265f3a33568d5ab10c485e94a","schema_version":"1.0","event_id":"sha256:def9fe7f2065ae5004a5e3421675f4c1288689d265f3a33568d5ab10c485e94a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D5E2ELQ2WZRHNV7LMYQMST4KR5/bundle.json","state_url":"https://pith.science/pith/D5E2ELQ2WZRHNV7LMYQMST4KR5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D5E2ELQ2WZRHNV7LMYQMST4KR5/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":"2026-05-27T01:57:46Z","links":{"resolver":"https://pith.science/pith/D5E2ELQ2WZRHNV7LMYQMST4KR5","bundle":"https://pith.science/pith/D5E2ELQ2WZRHNV7LMYQMST4KR5/bundle.json","state":"https://pith.science/pith/D5E2ELQ2WZRHNV7LMYQMST4KR5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D5E2ELQ2WZRHNV7LMYQMST4KR5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:D5E2ELQ2WZRHNV7LMYQMST4KR5","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":"02b28055149fe0b8f8fb86666c62f909afd153ce92b0ac86d96f0249a7b3f2a8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-11-03T20:00:05Z","title_canon_sha256":"60ebb8d42cf30710f4620e14ba930ac5f94cd046dbf87db301129a94012eedcd"},"schema_version":"1.0","source":{"id":"1111.0969","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.0969","created_at":"2026-05-18T03:53:54Z"},{"alias_kind":"arxiv_version","alias_value":"1111.0969v3","created_at":"2026-05-18T03:53:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.0969","created_at":"2026-05-18T03:53:54Z"},{"alias_kind":"pith_short_12","alias_value":"D5E2ELQ2WZRH","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"D5E2ELQ2WZRHNV7L","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"D5E2ELQ2","created_at":"2026-05-18T12:26:26Z"}],"graph_snapshots":[{"event_id":"sha256:def9fe7f2065ae5004a5e3421675f4c1288689d265f3a33568d5ab10c485e94a","target":"graph","created_at":"2026-05-18T03:53:54Z","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 present an analysis of the environmental dependence of bars and bulges in disc galaxies, using a volume-limited catalogue of 15810 galaxies at z<0.06 from the Sloan Digital Sky Survey with visual morphologies from the Galaxy Zoo 2 project. We find that the likelihood of having a bar, or bulge, in disc galaxies increases when the galaxies have redder (optical) colours and larger stellar masses, and observe a transition in the bar and bulge likelihoods, such that massive disc galaxies are more likely to host bars and bulges. We use galaxy clustering methods to demonstrate statistically signif","authors_text":"Ben Hoyle, Carolin N. Cardamone, Chris Lintott, Edward M. Edmondson, Idit Zehavi, Karen L. Masters, Kevin Schawinski, Ramin A. Skibba, Robert C. Nichol, Steven P. Bamford, William C. Keel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-11-03T20:00:05Z","title":"Galaxy Zoo: The Environmental Dependence of Bars and Bulges in Disc Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.0969","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":"sha256:98fa7f20710d1e08066d0d385f6bcfa5ebe00212e16ead141be03133cafb46f5","target":"record","created_at":"2026-05-18T03:53:54Z","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":"02b28055149fe0b8f8fb86666c62f909afd153ce92b0ac86d96f0249a7b3f2a8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-11-03T20:00:05Z","title_canon_sha256":"60ebb8d42cf30710f4620e14ba930ac5f94cd046dbf87db301129a94012eedcd"},"schema_version":"1.0","source":{"id":"1111.0969","kind":"arxiv","version":3}},"canonical_sha256":"1f49a22e1ab66276d7eb6620c94f8a8f6cbac9203d7b52e847a9e35a6107ff68","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f49a22e1ab66276d7eb6620c94f8a8f6cbac9203d7b52e847a9e35a6107ff68","first_computed_at":"2026-05-18T03:53:54.623460Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:53:54.623460Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m4kizvitVCbnC/j4+zvHbTq4Pihy9A3czH6erbgzLt4bfxwA0L+g77lfclQoLSIILLCqM/U7QWkcOHN12XcHDw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:53:54.624081Z","signed_message":"canonical_sha256_bytes"},"source_id":"1111.0969","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:98fa7f20710d1e08066d0d385f6bcfa5ebe00212e16ead141be03133cafb46f5","sha256:def9fe7f2065ae5004a5e3421675f4c1288689d265f3a33568d5ab10c485e94a"],"state_sha256":"417bbb139c3779bd6106b5379a684cace40541a130977fe9858df984f6d3ce4c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FgFxczrMVXtxoVh3IAsM1pwryLyBhTsXqRYtJYlDkqCvENtzPLXmyJ4tCbQMmnLAFQJGJ4rJE9MqP9E7zz8QCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T01:57:46.997786Z","bundle_sha256":"375f78c3447eb2f670cd83f120858b29832c7aef56bab422518358650e2ef8fd"}}