{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:2YBTJWEIDITKK4YSO2QIVR3HHA","short_pith_number":"pith:2YBTJWEI","schema_version":"1.0","canonical_sha256":"d60334d8881a26a5731276a08ac767383c54390eaf7c468ecbcfb28967920c14","source":{"kind":"arxiv","id":"1901.05460","version":1},"attestation_state":"computed","paper":{"title":"Giant cold satellites from low-concentration haloes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Nicola C. Amorisco","submitted_at":"2019-01-16T19:00:00Z","abstract_excerpt":"The dwarf satellite galaxies of the Milky Way Crater II and Antlia II have uncommonly low dynamical mass densities, due to their large size and low velocity dispersion. Previous work have failed to identify formation scenarios within the $\\Lambda$CDM framework and have invoked cored dark matter haloes, processed by tides. I show that the tidal evolution of $\\Lambda$CDM NFW haloes is richer than previously recognised: tidal heating causes the innermost regions of haloes that fall short of the mass-concentration relation to expand significantly, resulting in the formation of giant, kinematically"},"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":"1901.05460","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-16T19:00:00Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"a4bfc490ea4fefeb9a545c393451efe2ca3ce881cff4c64c36d1c1e9bfdb945a","abstract_canon_sha256":"9fda0a5ee67357d8a38b78903cd585c7bda903fc3185b1daa947b207dd8468cb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:55:37.014626Z","signature_b64":"brhfQcQoV9vy1H/Ii8GT4OUEmb4QWExv5VoldAFZcR40WHrGhJxUG+MxRqxD66JJivJbsrwhxh2kz4+fWUd4BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d60334d8881a26a5731276a08ac767383c54390eaf7c468ecbcfb28967920c14","last_reissued_at":"2026-07-04T23:55:37.014052Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:55:37.014052Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Giant cold satellites from low-concentration haloes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Nicola C. Amorisco","submitted_at":"2019-01-16T19:00:00Z","abstract_excerpt":"The dwarf satellite galaxies of the Milky Way Crater II and Antlia II have uncommonly low dynamical mass densities, due to their large size and low velocity dispersion. Previous work have failed to identify formation scenarios within the $\\Lambda$CDM framework and have invoked cored dark matter haloes, processed by tides. I show that the tidal evolution of $\\Lambda$CDM NFW haloes is richer than previously recognised: tidal heating causes the innermost regions of haloes that fall short of the mass-concentration relation to expand significantly, resulting in the formation of giant, kinematically"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.05460","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/1901.05460/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":"1901.05460","created_at":"2026-07-04T23:55:37.014110+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.05460v1","created_at":"2026-07-04T23:55:37.014110+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.05460","created_at":"2026-07-04T23:55:37.014110+00:00"},{"alias_kind":"pith_short_12","alias_value":"2YBTJWEIDITK","created_at":"2026-07-04T23:55:37.014110+00:00"},{"alias_kind":"pith_short_16","alias_value":"2YBTJWEIDITKK4YS","created_at":"2026-07-04T23:55:37.014110+00:00"},{"alias_kind":"pith_short_8","alias_value":"2YBTJWEI","created_at":"2026-07-04T23:55:37.014110+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/2YBTJWEIDITKK4YSO2QIVR3HHA","json":"https://pith.science/pith/2YBTJWEIDITKK4YSO2QIVR3HHA.json","graph_json":"https://pith.science/api/pith-number/2YBTJWEIDITKK4YSO2QIVR3HHA/graph.json","events_json":"https://pith.science/api/pith-number/2YBTJWEIDITKK4YSO2QIVR3HHA/events.json","paper":"https://pith.science/paper/2YBTJWEI"},"agent_actions":{"view_html":"https://pith.science/pith/2YBTJWEIDITKK4YSO2QIVR3HHA","download_json":"https://pith.science/pith/2YBTJWEIDITKK4YSO2QIVR3HHA.json","view_paper":"https://pith.science/paper/2YBTJWEI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.05460&json=true","fetch_graph":"https://pith.science/api/pith-number/2YBTJWEIDITKK4YSO2QIVR3HHA/graph.json","fetch_events":"https://pith.science/api/pith-number/2YBTJWEIDITKK4YSO2QIVR3HHA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2YBTJWEIDITKK4YSO2QIVR3HHA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2YBTJWEIDITKK4YSO2QIVR3HHA/action/storage_attestation","attest_author":"https://pith.science/pith/2YBTJWEIDITKK4YSO2QIVR3HHA/action/author_attestation","sign_citation":"https://pith.science/pith/2YBTJWEIDITKK4YSO2QIVR3HHA/action/citation_signature","submit_replication":"https://pith.science/pith/2YBTJWEIDITKK4YSO2QIVR3HHA/action/replication_record"}},"created_at":"2026-07-04T23:55:37.014110+00:00","updated_at":"2026-07-04T23:55:37.014110+00:00"}