{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:TLROBYOGOTY5PHVSD7R2WOG3RJ","short_pith_number":"pith:TLROBYOG","schema_version":"1.0","canonical_sha256":"9ae2e0e1c674f1d79eb21fe3ab38db8a711f21e7d341ec1113815ae95a1697c2","source":{"kind":"arxiv","id":"1506.04041","version":1},"attestation_state":"computed","paper":{"title":"HST and HI Imaging of Strong Ram Pressure Stripping in the Coma Spiral NGC 4921: Dense Cloud Decoupling and Evidence for Magnetic Binding in the ISM","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Anne Abramson, Hector Bravo-Alfaro, Jeffrey D. P. Kenney","submitted_at":"2015-06-12T15:28:39Z","abstract_excerpt":"Remarkable dust extinction features in the deep HST V and I images of the face-on Coma cluster spiral galaxy NGC 4921 show in unprecedented ways how ram pressure strips the ISM from the disk of a spiral galaxy. New VLA HI maps show a truncated and highly asymmetric HI disk with a compressed HI distribution in the NW, providing evidence for ram pressure acting from the NW. Where the HI distribution is truncated in the NW region, HST images show a well-defined, continuous front of dust that extends over 90 degrees and 20 kpc. This dust front separates the dusty from dust-free regions of the gala"},"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":"1506.04041","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-12T15:28:39Z","cross_cats_sorted":[],"title_canon_sha256":"8054bc4637952697a8de2cb227c92cf7d7dbff96d44ffd9cf7670b2c8b03ce4a","abstract_canon_sha256":"1984e0195f0a930d15d1ebd012e1f54e4c1317d8688f855d709fb79507c56393"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:46.992608Z","signature_b64":"SNPzQEuWPtFJ726AIa8eIALATpUysuoBJsVdu1/+iSQxkp4LjgApe2qZ0BHCq6mWkIeX+6DRJC5ArGerEY4+CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ae2e0e1c674f1d79eb21fe3ab38db8a711f21e7d341ec1113815ae95a1697c2","last_reissued_at":"2026-05-18T01:35:46.991983Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:46.991983Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"HST and HI Imaging of Strong Ram Pressure Stripping in the Coma Spiral NGC 4921: Dense Cloud Decoupling and Evidence for Magnetic Binding in the ISM","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Anne Abramson, Hector Bravo-Alfaro, Jeffrey D. P. Kenney","submitted_at":"2015-06-12T15:28:39Z","abstract_excerpt":"Remarkable dust extinction features in the deep HST V and I images of the face-on Coma cluster spiral galaxy NGC 4921 show in unprecedented ways how ram pressure strips the ISM from the disk of a spiral galaxy. New VLA HI maps show a truncated and highly asymmetric HI disk with a compressed HI distribution in the NW, providing evidence for ram pressure acting from the NW. Where the HI distribution is truncated in the NW region, HST images show a well-defined, continuous front of dust that extends over 90 degrees and 20 kpc. This dust front separates the dusty from dust-free regions of the gala"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.04041","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1506.04041","created_at":"2026-05-18T01:35:46.992089+00:00"},{"alias_kind":"arxiv_version","alias_value":"1506.04041v1","created_at":"2026-05-18T01:35:46.992089+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.04041","created_at":"2026-05-18T01:35:46.992089+00:00"},{"alias_kind":"pith_short_12","alias_value":"TLROBYOGOTY5","created_at":"2026-05-18T12:29:42.218222+00:00"},{"alias_kind":"pith_short_16","alias_value":"TLROBYOGOTY5PHVS","created_at":"2026-05-18T12:29:42.218222+00:00"},{"alias_kind":"pith_short_8","alias_value":"TLROBYOG","created_at":"2026-05-18T12:29:42.218222+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/TLROBYOGOTY5PHVSD7R2WOG3RJ","json":"https://pith.science/pith/TLROBYOGOTY5PHVSD7R2WOG3RJ.json","graph_json":"https://pith.science/api/pith-number/TLROBYOGOTY5PHVSD7R2WOG3RJ/graph.json","events_json":"https://pith.science/api/pith-number/TLROBYOGOTY5PHVSD7R2WOG3RJ/events.json","paper":"https://pith.science/paper/TLROBYOG"},"agent_actions":{"view_html":"https://pith.science/pith/TLROBYOGOTY5PHVSD7R2WOG3RJ","download_json":"https://pith.science/pith/TLROBYOGOTY5PHVSD7R2WOG3RJ.json","view_paper":"https://pith.science/paper/TLROBYOG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1506.04041&json=true","fetch_graph":"https://pith.science/api/pith-number/TLROBYOGOTY5PHVSD7R2WOG3RJ/graph.json","fetch_events":"https://pith.science/api/pith-number/TLROBYOGOTY5PHVSD7R2WOG3RJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TLROBYOGOTY5PHVSD7R2WOG3RJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TLROBYOGOTY5PHVSD7R2WOG3RJ/action/storage_attestation","attest_author":"https://pith.science/pith/TLROBYOGOTY5PHVSD7R2WOG3RJ/action/author_attestation","sign_citation":"https://pith.science/pith/TLROBYOGOTY5PHVSD7R2WOG3RJ/action/citation_signature","submit_replication":"https://pith.science/pith/TLROBYOGOTY5PHVSD7R2WOG3RJ/action/replication_record"}},"created_at":"2026-05-18T01:35:46.992089+00:00","updated_at":"2026-05-18T01:35:46.992089+00:00"}