{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:KAJ6JT6XTSS6FMWD363VHL2MUV","short_pith_number":"pith:KAJ6JT6X","schema_version":"1.0","canonical_sha256":"5013e4cfd79ca5e2b2c3dfb753af4ca54b03b53dcf0c4f907bf3a707b4c6d1f7","source":{"kind":"arxiv","id":"2112.04511","version":2},"attestation_state":"computed","paper":{"title":"Forward-modelling the Luminosity, Distance, and Size distributions of the Milky Way Satellites","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Andrey Kravtsov (The University of Chicago), Viraj Manwadkar","submitted_at":"2021-12-08T19:00:03Z","abstract_excerpt":"We use \\texttt{GRUMPY}, a simple regulator-type model for dwarf galaxy formation and evolution, to forward model the dwarf galaxy satellite population of the Milky Way (MW) using the Caterpillar zoom-in simulation suite. We show that luminosity and distance distributions of the model satellites are consistent with the distributions measured in the DES, PS1 and SDSS surveys, even without including a model for the orphan galaxies. We also show that our model for dwarf galaxy sizes can simultaneously reproduce the observed {\\it distribution} of stellar half-mass radii, $r_{1/2}$, of the MW satell"},"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":"2112.04511","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-12-08T19:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"c0e8e0a845c7732fb5cd29bf3adc9acc82ab8abf9e88a5a52696e22cc8b79f30","abstract_canon_sha256":"ccf9e3855a51e46f3c1e70e80ef26c6d7e91ba39edfde2d866f2e053857f0d0c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:57:02.169979Z","signature_b64":"YJF2UPTzsJKD6O77ZyPXz7I4UThBYEvomQlXixWDIZANEZijWZEe36cladIfS2g1TG8G+xlWz05nw5Dho2RmAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5013e4cfd79ca5e2b2c3dfb753af4ca54b03b53dcf0c4f907bf3a707b4c6d1f7","last_reissued_at":"2026-07-05T04:57:02.169565Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:57:02.169565Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Forward-modelling the Luminosity, Distance, and Size distributions of the Milky Way Satellites","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Andrey Kravtsov (The University of Chicago), Viraj Manwadkar","submitted_at":"2021-12-08T19:00:03Z","abstract_excerpt":"We use \\texttt{GRUMPY}, a simple regulator-type model for dwarf galaxy formation and evolution, to forward model the dwarf galaxy satellite population of the Milky Way (MW) using the Caterpillar zoom-in simulation suite. We show that luminosity and distance distributions of the model satellites are consistent with the distributions measured in the DES, PS1 and SDSS surveys, even without including a model for the orphan galaxies. We also show that our model for dwarf galaxy sizes can simultaneously reproduce the observed {\\it distribution} of stellar half-mass radii, $r_{1/2}$, of the MW satell"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.04511","kind":"arxiv","version":2},"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/2112.04511/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":"2112.04511","created_at":"2026-07-05T04:57:02.169631+00:00"},{"alias_kind":"arxiv_version","alias_value":"2112.04511v2","created_at":"2026-07-05T04:57:02.169631+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.04511","created_at":"2026-07-05T04:57:02.169631+00:00"},{"alias_kind":"pith_short_12","alias_value":"KAJ6JT6XTSS6","created_at":"2026-07-05T04:57:02.169631+00:00"},{"alias_kind":"pith_short_16","alias_value":"KAJ6JT6XTSS6FMWD","created_at":"2026-07-05T04:57:02.169631+00:00"},{"alias_kind":"pith_short_8","alias_value":"KAJ6JT6X","created_at":"2026-07-05T04:57:02.169631+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2509.02781","citing_title":"Updated bounds on ultra-light dark matter from the tiniest galaxies","ref_index":38,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/KAJ6JT6XTSS6FMWD363VHL2MUV","json":"https://pith.science/pith/KAJ6JT6XTSS6FMWD363VHL2MUV.json","graph_json":"https://pith.science/api/pith-number/KAJ6JT6XTSS6FMWD363VHL2MUV/graph.json","events_json":"https://pith.science/api/pith-number/KAJ6JT6XTSS6FMWD363VHL2MUV/events.json","paper":"https://pith.science/paper/KAJ6JT6X"},"agent_actions":{"view_html":"https://pith.science/pith/KAJ6JT6XTSS6FMWD363VHL2MUV","download_json":"https://pith.science/pith/KAJ6JT6XTSS6FMWD363VHL2MUV.json","view_paper":"https://pith.science/paper/KAJ6JT6X","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2112.04511&json=true","fetch_graph":"https://pith.science/api/pith-number/KAJ6JT6XTSS6FMWD363VHL2MUV/graph.json","fetch_events":"https://pith.science/api/pith-number/KAJ6JT6XTSS6FMWD363VHL2MUV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KAJ6JT6XTSS6FMWD363VHL2MUV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KAJ6JT6XTSS6FMWD363VHL2MUV/action/storage_attestation","attest_author":"https://pith.science/pith/KAJ6JT6XTSS6FMWD363VHL2MUV/action/author_attestation","sign_citation":"https://pith.science/pith/KAJ6JT6XTSS6FMWD363VHL2MUV/action/citation_signature","submit_replication":"https://pith.science/pith/KAJ6JT6XTSS6FMWD363VHL2MUV/action/replication_record"}},"created_at":"2026-07-05T04:57:02.169631+00:00","updated_at":"2026-07-05T04:57:02.169631+00:00"}