{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:JNZO3K4MOWX4UMDTG2HTCAIEFI","short_pith_number":"pith:JNZO3K4M","canonical_record":{"source":{"id":"1211.1007","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-11-05T21:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"27406d32b9a4c56affa022b28b6dff967da5f635bec34e9260e6e7a3a51c7608","abstract_canon_sha256":"a5b0a6de19e29abaa107965be43c4d5071b28ddbb06ed9073785e02e2866b582"},"schema_version":"1.0"},"canonical_sha256":"4b72edab8c75afca3073368f3101042a2ad19c56c0211a66dc68c25ff2c50390","source":{"kind":"arxiv","id":"1211.1007","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.1007","created_at":"2026-05-18T01:53:25Z"},{"alias_kind":"arxiv_version","alias_value":"1211.1007v1","created_at":"2026-05-18T01:53:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.1007","created_at":"2026-05-18T01:53:25Z"},{"alias_kind":"pith_short_12","alias_value":"JNZO3K4MOWX4","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"JNZO3K4MOWX4UMDT","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"JNZO3K4M","created_at":"2026-05-18T12:27:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:JNZO3K4MOWX4UMDTG2HTCAIEFI","target":"record","payload":{"canonical_record":{"source":{"id":"1211.1007","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-11-05T21:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"27406d32b9a4c56affa022b28b6dff967da5f635bec34e9260e6e7a3a51c7608","abstract_canon_sha256":"a5b0a6de19e29abaa107965be43c4d5071b28ddbb06ed9073785e02e2866b582"},"schema_version":"1.0"},"canonical_sha256":"4b72edab8c75afca3073368f3101042a2ad19c56c0211a66dc68c25ff2c50390","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:53:25.613964Z","signature_b64":"Me2QhNaODtwokhtnFdk/vNexpW5x+dC0Qo+19tEEXnsOMpVuusX0tLX2AJ8Cvn0NwpDv+1F0baR9nqngVFmwBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b72edab8c75afca3073368f3101042a2ad19c56c0211a66dc68c25ff2c50390","last_reissued_at":"2026-05-18T01:53:25.613298Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:53:25.613298Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1211.1007","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":"2026-05-18T01:53:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PH7Vht5WFOY8xraqZEO3ECsOyYHStaFzDHSVLltDfhFK1uQ8o8p6vDGVtKWRepEe9eY1gLlWWyPoWH3B336UBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T21:01:54.207415Z"},"content_sha256":"914dceb43e11293030257f45d1b6dc0fa9037cee1252c0bc00d0e44511c01ab7","schema_version":"1.0","event_id":"sha256:914dceb43e11293030257f45d1b6dc0fa9037cee1252c0bc00d0e44511c01ab7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:JNZO3K4MOWX4UMDTG2HTCAIEFI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The nature and nurture of bars and disks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"((1) Instituto de Astrofisica de Canarias, 2, 2), (2) Departamento de Astrofisica, (3) European Southern Observatory, 4), (4) Dipartimento di Fisica e Astronomia `G. Galilei', 5), (5) INAF-Osservatorio Astronomico di Padova), E. M. Corsini (4, J. A. L. Aguerri (1, J. Mendez-Abreu (1, R. Sanchez-Janssen (3), S. Zarattini (1, Universidad de La Laguna, Universit\\`a di Padova","submitted_at":"2012-11-05T21:00:00Z","abstract_excerpt":"The effects that interactions produce on galaxy disks and how they modify the subsequent formation of bars need to be distinguished to fully understand the relationship between bars and environment. To this aim we derive the bar fraction in three different environments ranging from the field to Virgo and Coma clusters, covering an unprecedentedly large range of galaxy luminosities (or, equivalently, stellar masses). We confirm that the fraction of barred galaxies strongly depends on galaxy luminosity. We also show that the difference between the bar fraction distributions as a function of gala"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.1007","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":"2026-05-18T01:53:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mkxXOOFJqAcVT4VFZmsGo52Wt0i1MOocLwo4zTv7CCKzb26cnNfupqj6WYfetRTHzyVXYgSwQZjSEvsNO9xmBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T21:01:54.208056Z"},"content_sha256":"7cd1676c95fc21d8320789d730d3efbafa8b0ce265f35f051cf9f2d458e0968d","schema_version":"1.0","event_id":"sha256:7cd1676c95fc21d8320789d730d3efbafa8b0ce265f35f051cf9f2d458e0968d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JNZO3K4MOWX4UMDTG2HTCAIEFI/bundle.json","state_url":"https://pith.science/pith/JNZO3K4MOWX4UMDTG2HTCAIEFI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JNZO3K4MOWX4UMDTG2HTCAIEFI/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":"2026-06-06T21:01:54Z","links":{"resolver":"https://pith.science/pith/JNZO3K4MOWX4UMDTG2HTCAIEFI","bundle":"https://pith.science/pith/JNZO3K4MOWX4UMDTG2HTCAIEFI/bundle.json","state":"https://pith.science/pith/JNZO3K4MOWX4UMDTG2HTCAIEFI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JNZO3K4MOWX4UMDTG2HTCAIEFI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:JNZO3K4MOWX4UMDTG2HTCAIEFI","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":"a5b0a6de19e29abaa107965be43c4d5071b28ddbb06ed9073785e02e2866b582","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-11-05T21:00:00Z","title_canon_sha256":"27406d32b9a4c56affa022b28b6dff967da5f635bec34e9260e6e7a3a51c7608"},"schema_version":"1.0","source":{"id":"1211.1007","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.1007","created_at":"2026-05-18T01:53:25Z"},{"alias_kind":"arxiv_version","alias_value":"1211.1007v1","created_at":"2026-05-18T01:53:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.1007","created_at":"2026-05-18T01:53:25Z"},{"alias_kind":"pith_short_12","alias_value":"JNZO3K4MOWX4","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"JNZO3K4MOWX4UMDT","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"JNZO3K4M","created_at":"2026-05-18T12:27:11Z"}],"graph_snapshots":[{"event_id":"sha256:7cd1676c95fc21d8320789d730d3efbafa8b0ce265f35f051cf9f2d458e0968d","target":"graph","created_at":"2026-05-18T01:53:25Z","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":"The effects that interactions produce on galaxy disks and how they modify the subsequent formation of bars need to be distinguished to fully understand the relationship between bars and environment. To this aim we derive the bar fraction in three different environments ranging from the field to Virgo and Coma clusters, covering an unprecedentedly large range of galaxy luminosities (or, equivalently, stellar masses). We confirm that the fraction of barred galaxies strongly depends on galaxy luminosity. We also show that the difference between the bar fraction distributions as a function of gala","authors_text":"((1) Instituto de Astrofisica de Canarias, 2, 2), (2) Departamento de Astrofisica, (3) European Southern Observatory, 4), (4) Dipartimento di Fisica e Astronomia `G. Galilei', 5), (5) INAF-Osservatorio Astronomico di Padova), E. M. Corsini (4, J. A. L. Aguerri (1, J. Mendez-Abreu (1, R. Sanchez-Janssen (3), S. Zarattini (1, Universidad de La Laguna, Universit\\`a di Padova","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-11-05T21:00:00Z","title":"The nature and nurture of bars and disks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.1007","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":"sha256:914dceb43e11293030257f45d1b6dc0fa9037cee1252c0bc00d0e44511c01ab7","target":"record","created_at":"2026-05-18T01:53:25Z","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":"a5b0a6de19e29abaa107965be43c4d5071b28ddbb06ed9073785e02e2866b582","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-11-05T21:00:00Z","title_canon_sha256":"27406d32b9a4c56affa022b28b6dff967da5f635bec34e9260e6e7a3a51c7608"},"schema_version":"1.0","source":{"id":"1211.1007","kind":"arxiv","version":1}},"canonical_sha256":"4b72edab8c75afca3073368f3101042a2ad19c56c0211a66dc68c25ff2c50390","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b72edab8c75afca3073368f3101042a2ad19c56c0211a66dc68c25ff2c50390","first_computed_at":"2026-05-18T01:53:25.613298Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:53:25.613298Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Me2QhNaODtwokhtnFdk/vNexpW5x+dC0Qo+19tEEXnsOMpVuusX0tLX2AJ8Cvn0NwpDv+1F0baR9nqngVFmwBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:53:25.613964Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.1007","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:914dceb43e11293030257f45d1b6dc0fa9037cee1252c0bc00d0e44511c01ab7","sha256:7cd1676c95fc21d8320789d730d3efbafa8b0ce265f35f051cf9f2d458e0968d"],"state_sha256":"aeb2a09c33674c80228bf97ca92a84ec90412c33789f9de554d09ffaba36c491"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IGphkEbt5tD8dgbkbgXMV4jGYYZODLvxPJ9E6hbKIIewL5WP/OmDX1M9vwCONufukrE42aEd1W5RMEVWDoE/DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T21:01:54.211359Z","bundle_sha256":"aa919004831d99cf4183603a1b0620ef62111f31c3ec5814bf5f5d51b1df38b9"}}