{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:2KQSSFTTT6QAJS2PO4CLT3WTA7","short_pith_number":"pith:2KQSSFTT","schema_version":"1.0","canonical_sha256":"d2a12916739fa004cb4f7704b9eed307f221ed3920c12833cf68c2a015f359fd","source":{"kind":"arxiv","id":"2206.04522","version":2},"attestation_state":"computed","paper":{"title":"The stellar halo in Local Group Hestia simulations II. The accreted component","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alexander Knebe, Elmo Tempel, Facundo A. Gomez, Ivan Minchev, Jenny G. Sorce, Mark Vogelsberger, Martin Sparre, Matthias Steinmetz, Misha Haywood, Noam Libeskind, Paola Di Matteo, Robert J. J. Grand, Sergey Khoperskov, Vasily Belokurov, Yehuda Hoffman","submitted_at":"2022-06-09T14:12:50Z","abstract_excerpt":"In the Milky Way, recent progress in the exploration of its assembly history is driven by the tremendous amount of high-quality data delivered by Gaia, which has revealed a number of substructures potentially linked to several ancient accretion events. In this work, aiming to explore the phase-space structure of accreted stars, we analyze six M31/MW analogues from the HESTIA suite of cosmological hydrodynamics zoom-in simulations of the Local Group. We found that all the HESTIA galaxies experience a few dozen mergers but only 1-4 mergers have the stellar mass ratio >0.2 where, depending on the"},"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":"2206.04522","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-06-09T14:12:50Z","cross_cats_sorted":[],"title_canon_sha256":"8fe904db9d024356c778dfebf70898a5e25a48597f7be5819da9fc6d077a9c92","abstract_canon_sha256":"743bfb179a1a01daeaa73fb4b4025dcd099e1e01334398e7775c969783d0a433"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:51:59.958574Z","signature_b64":"fDwNImf/ZYoRwqJI0LWU9mN8O+uHVFkRj+83SF1r2r7I937Ltc8BiOlljvCFgAYAYid8pDtANxoKSPGQMi5XDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d2a12916739fa004cb4f7704b9eed307f221ed3920c12833cf68c2a015f359fd","last_reissued_at":"2026-07-05T06:51:59.958062Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:51:59.958062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The stellar halo in Local Group Hestia simulations II. The accreted component","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alexander Knebe, Elmo Tempel, Facundo A. Gomez, Ivan Minchev, Jenny G. Sorce, Mark Vogelsberger, Martin Sparre, Matthias Steinmetz, Misha Haywood, Noam Libeskind, Paola Di Matteo, Robert J. J. Grand, Sergey Khoperskov, Vasily Belokurov, Yehuda Hoffman","submitted_at":"2022-06-09T14:12:50Z","abstract_excerpt":"In the Milky Way, recent progress in the exploration of its assembly history is driven by the tremendous amount of high-quality data delivered by Gaia, which has revealed a number of substructures potentially linked to several ancient accretion events. In this work, aiming to explore the phase-space structure of accreted stars, we analyze six M31/MW analogues from the HESTIA suite of cosmological hydrodynamics zoom-in simulations of the Local Group. We found that all the HESTIA galaxies experience a few dozen mergers but only 1-4 mergers have the stellar mass ratio >0.2 where, depending on the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.04522","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/2206.04522/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":"2206.04522","created_at":"2026-07-05T06:51:59.958121+00:00"},{"alias_kind":"arxiv_version","alias_value":"2206.04522v2","created_at":"2026-07-05T06:51:59.958121+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.04522","created_at":"2026-07-05T06:51:59.958121+00:00"},{"alias_kind":"pith_short_12","alias_value":"2KQSSFTTT6QA","created_at":"2026-07-05T06:51:59.958121+00:00"},{"alias_kind":"pith_short_16","alias_value":"2KQSSFTTT6QAJS2P","created_at":"2026-07-05T06:51:59.958121+00:00"},{"alias_kind":"pith_short_8","alias_value":"2KQSSFTT","created_at":"2026-07-05T06:51:59.958121+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/2KQSSFTTT6QAJS2PO4CLT3WTA7","json":"https://pith.science/pith/2KQSSFTTT6QAJS2PO4CLT3WTA7.json","graph_json":"https://pith.science/api/pith-number/2KQSSFTTT6QAJS2PO4CLT3WTA7/graph.json","events_json":"https://pith.science/api/pith-number/2KQSSFTTT6QAJS2PO4CLT3WTA7/events.json","paper":"https://pith.science/paper/2KQSSFTT"},"agent_actions":{"view_html":"https://pith.science/pith/2KQSSFTTT6QAJS2PO4CLT3WTA7","download_json":"https://pith.science/pith/2KQSSFTTT6QAJS2PO4CLT3WTA7.json","view_paper":"https://pith.science/paper/2KQSSFTT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2206.04522&json=true","fetch_graph":"https://pith.science/api/pith-number/2KQSSFTTT6QAJS2PO4CLT3WTA7/graph.json","fetch_events":"https://pith.science/api/pith-number/2KQSSFTTT6QAJS2PO4CLT3WTA7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2KQSSFTTT6QAJS2PO4CLT3WTA7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2KQSSFTTT6QAJS2PO4CLT3WTA7/action/storage_attestation","attest_author":"https://pith.science/pith/2KQSSFTTT6QAJS2PO4CLT3WTA7/action/author_attestation","sign_citation":"https://pith.science/pith/2KQSSFTTT6QAJS2PO4CLT3WTA7/action/citation_signature","submit_replication":"https://pith.science/pith/2KQSSFTTT6QAJS2PO4CLT3WTA7/action/replication_record"}},"created_at":"2026-07-05T06:51:59.958121+00:00","updated_at":"2026-07-05T06:51:59.958121+00:00"}