{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:LX3B4UPQWBLJOWB6ALMVIJTSXJ","short_pith_number":"pith:LX3B4UPQ","schema_version":"1.0","canonical_sha256":"5df61e51f0b05697583e02d9542672ba5c5eb2c6709f768377f8655c7dfef5b9","source":{"kind":"arxiv","id":"0911.0293","version":1},"attestation_state":"computed","paper":{"title":"Stellar interactions in dense and sparse star clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.GA","authors_text":"A. Eckart, C. Olczak, S. Pfalzner","submitted_at":"2009-11-02T11:49:46Z","abstract_excerpt":"Stellar encounters potentially affect the evolution of the protoplanetary discs in the Orion Nebula Cluster (ONC). However, the role of encounters in other cluster environments is less known. We investigate the effect of the encounter-induced disc-mass loss in different cluster environments. Starting from an ONC-like cluster we vary the cluster size and density to determine the correlation of collision time scale and disc-mass loss. We use the NBODY6++ code to model the dynamics of these clusters and analyze the effect of star-disc encounters. We find that the disc-mass loss depends strongly o"},"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":"0911.0293","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-11-02T11:49:46Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"0a692a31074617b423e93d55d3bddb2669bc4320de6506beed301ec8a2a1d2d6","abstract_canon_sha256":"c3fd8dc90f6c850d77701d5d6287f8fc684cf9b2985f0033f02bc11c6e10c394"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:11:00.702388Z","signature_b64":"xyX5E8jKg88mQXDxiL0OUS1GyyOjzHLtNfld5CKN48Q6zUwrQgtGoYin7B8+YgNsVqsZE09rp+mi+cgZFdzkCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5df61e51f0b05697583e02d9542672ba5c5eb2c6709f768377f8655c7dfef5b9","last_reissued_at":"2026-05-18T02:11:00.701602Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:11:00.701602Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Stellar interactions in dense and sparse star clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.GA","authors_text":"A. Eckart, C. Olczak, S. Pfalzner","submitted_at":"2009-11-02T11:49:46Z","abstract_excerpt":"Stellar encounters potentially affect the evolution of the protoplanetary discs in the Orion Nebula Cluster (ONC). However, the role of encounters in other cluster environments is less known. We investigate the effect of the encounter-induced disc-mass loss in different cluster environments. Starting from an ONC-like cluster we vary the cluster size and density to determine the correlation of collision time scale and disc-mass loss. We use the NBODY6++ code to model the dynamics of these clusters and analyze the effect of star-disc encounters. We find that the disc-mass loss depends strongly o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.0293","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":"0911.0293","created_at":"2026-05-18T02:11:00.701735+00:00"},{"alias_kind":"arxiv_version","alias_value":"0911.0293v1","created_at":"2026-05-18T02:11:00.701735+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.0293","created_at":"2026-05-18T02:11:00.701735+00:00"},{"alias_kind":"pith_short_12","alias_value":"LX3B4UPQWBLJ","created_at":"2026-05-18T12:26:00.592388+00:00"},{"alias_kind":"pith_short_16","alias_value":"LX3B4UPQWBLJOWB6","created_at":"2026-05-18T12:26:00.592388+00:00"},{"alias_kind":"pith_short_8","alias_value":"LX3B4UPQ","created_at":"2026-05-18T12:26:00.592388+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/LX3B4UPQWBLJOWB6ALMVIJTSXJ","json":"https://pith.science/pith/LX3B4UPQWBLJOWB6ALMVIJTSXJ.json","graph_json":"https://pith.science/api/pith-number/LX3B4UPQWBLJOWB6ALMVIJTSXJ/graph.json","events_json":"https://pith.science/api/pith-number/LX3B4UPQWBLJOWB6ALMVIJTSXJ/events.json","paper":"https://pith.science/paper/LX3B4UPQ"},"agent_actions":{"view_html":"https://pith.science/pith/LX3B4UPQWBLJOWB6ALMVIJTSXJ","download_json":"https://pith.science/pith/LX3B4UPQWBLJOWB6ALMVIJTSXJ.json","view_paper":"https://pith.science/paper/LX3B4UPQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0911.0293&json=true","fetch_graph":"https://pith.science/api/pith-number/LX3B4UPQWBLJOWB6ALMVIJTSXJ/graph.json","fetch_events":"https://pith.science/api/pith-number/LX3B4UPQWBLJOWB6ALMVIJTSXJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LX3B4UPQWBLJOWB6ALMVIJTSXJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LX3B4UPQWBLJOWB6ALMVIJTSXJ/action/storage_attestation","attest_author":"https://pith.science/pith/LX3B4UPQWBLJOWB6ALMVIJTSXJ/action/author_attestation","sign_citation":"https://pith.science/pith/LX3B4UPQWBLJOWB6ALMVIJTSXJ/action/citation_signature","submit_replication":"https://pith.science/pith/LX3B4UPQWBLJOWB6ALMVIJTSXJ/action/replication_record"}},"created_at":"2026-05-18T02:11:00.701735+00:00","updated_at":"2026-05-18T02:11:00.701735+00:00"}