{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:HFSP3DPMFY4AUT3KVA6JZA4P2V","short_pith_number":"pith:HFSP3DPM","schema_version":"1.0","canonical_sha256":"3964fd8dec2e380a4f6aa83c9c838fd54ad262537eefe1ff076a72ac04423d2b","source":{"kind":"arxiv","id":"1911.01084","version":1},"attestation_state":"computed","paper":{"title":"Box/peanut-shaped bulges in action space","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"David J. Liddicott, Leandro Beraldo e Silva, Tigran Khachaturyants, Victor P. Debattista","submitted_at":"2019-11-04T09:30:54Z","abstract_excerpt":"We introduce the study of box/peanut (B/P) bulges in the action space of the initial axisymmetric system. We explore where populations with different actions end up once a bar forms and a B/P bulge develops. We find that the density bimodality due to the B/P bulge (the X-shape) is better traced by populations with low radial, JR,0, or vertical, Jz,0, actions, or high azimuthal action, J{\\phi},0. Generally populations separated by JR,0 have a greater variation in bar strength and vertical heating than those separated by Jz,0. While the bar substantially weakens the initial vertical gradient of "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1911.01084","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-11-04T09:30:54Z","cross_cats_sorted":[],"title_canon_sha256":"3cb574b7578a03a4890cfcd08ed83ee2989c58b1a8d4e82d73ae225c09721602","abstract_canon_sha256":"7d1d5925312a00e578b8ffcbca560893bd9b43855d561106c4ec0e09db18d90c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:38:56.303019Z","signature_b64":"drJl+S1Atdn3+kgOM/U80TvCvtUhcbXR7jGaCOkaZGD0U/2Tgrxo3fyZfpZ43+zYaN7Om14XTLwFGHFJ9yzbBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3964fd8dec2e380a4f6aa83c9c838fd54ad262537eefe1ff076a72ac04423d2b","last_reissued_at":"2026-07-05T01:38:56.302632Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:38:56.302632Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Box/peanut-shaped bulges in action space","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"David J. Liddicott, Leandro Beraldo e Silva, Tigran Khachaturyants, Victor P. Debattista","submitted_at":"2019-11-04T09:30:54Z","abstract_excerpt":"We introduce the study of box/peanut (B/P) bulges in the action space of the initial axisymmetric system. We explore where populations with different actions end up once a bar forms and a B/P bulge develops. We find that the density bimodality due to the B/P bulge (the X-shape) is better traced by populations with low radial, JR,0, or vertical, Jz,0, actions, or high azimuthal action, J{\\phi},0. Generally populations separated by JR,0 have a greater variation in bar strength and vertical heating than those separated by Jz,0. While the bar substantially weakens the initial vertical gradient of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.01084","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1911.01084/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1911.01084","created_at":"2026-07-05T01:38:56.302688+00:00"},{"alias_kind":"arxiv_version","alias_value":"1911.01084v1","created_at":"2026-07-05T01:38:56.302688+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.01084","created_at":"2026-07-05T01:38:56.302688+00:00"},{"alias_kind":"pith_short_12","alias_value":"HFSP3DPMFY4A","created_at":"2026-07-05T01:38:56.302688+00:00"},{"alias_kind":"pith_short_16","alias_value":"HFSP3DPMFY4AUT3K","created_at":"2026-07-05T01:38:56.302688+00:00"},{"alias_kind":"pith_short_8","alias_value":"HFSP3DPM","created_at":"2026-07-05T01:38:56.302688+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.07262","citing_title":"GalPort: Investigation of the bar in action-angle space","ref_index":66,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/HFSP3DPMFY4AUT3KVA6JZA4P2V","json":"https://pith.science/pith/HFSP3DPMFY4AUT3KVA6JZA4P2V.json","graph_json":"https://pith.science/api/pith-number/HFSP3DPMFY4AUT3KVA6JZA4P2V/graph.json","events_json":"https://pith.science/api/pith-number/HFSP3DPMFY4AUT3KVA6JZA4P2V/events.json","paper":"https://pith.science/paper/HFSP3DPM"},"agent_actions":{"view_html":"https://pith.science/pith/HFSP3DPMFY4AUT3KVA6JZA4P2V","download_json":"https://pith.science/pith/HFSP3DPMFY4AUT3KVA6JZA4P2V.json","view_paper":"https://pith.science/paper/HFSP3DPM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1911.01084&json=true","fetch_graph":"https://pith.science/api/pith-number/HFSP3DPMFY4AUT3KVA6JZA4P2V/graph.json","fetch_events":"https://pith.science/api/pith-number/HFSP3DPMFY4AUT3KVA6JZA4P2V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HFSP3DPMFY4AUT3KVA6JZA4P2V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HFSP3DPMFY4AUT3KVA6JZA4P2V/action/storage_attestation","attest_author":"https://pith.science/pith/HFSP3DPMFY4AUT3KVA6JZA4P2V/action/author_attestation","sign_citation":"https://pith.science/pith/HFSP3DPMFY4AUT3KVA6JZA4P2V/action/citation_signature","submit_replication":"https://pith.science/pith/HFSP3DPMFY4AUT3KVA6JZA4P2V/action/replication_record"}},"created_at":"2026-07-05T01:38:56.302688+00:00","updated_at":"2026-07-05T01:38:56.302688+00:00"}