{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:CWAZYMLN3Q6TOCFOQBT2PWEN5U","short_pith_number":"pith:CWAZYMLN","schema_version":"1.0","canonical_sha256":"15819c316ddc3d3708ae8067a7d88ded0a8bffe0d1907b409741b9e14c75b9de","source":{"kind":"arxiv","id":"1902.02436","version":2},"attestation_state":"computed","paper":{"title":"Violent relaxation in the Hamiltonian Mean Field model: I. Cold collapse and effective dissipation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"cond-mat.stat-mech","authors_text":"Guido Giachetti, Lapo Casetti","submitted_at":"2019-02-07T00:11:27Z","abstract_excerpt":"In $N$-body systems with long-range interactions mean-field effects dominate over binary interactions (collisions), so that relaxation to thermal equilibrium occurs on time scales that grow with $N$, diverging in the $N\\to\\infty$ limit. However, a faster and non-collisional relaxation process, referred to as violent relaxation, sets in when starting from generic initial conditions: collective oscillations (referred to as virial oscillations) develop and damp out on timescales not depending on the system's size. After the damping of such oscillations the system is found in a quasi-stationary st"},"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":"1902.02436","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2019-02-07T00:11:27Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"cbcaf0fedb5788b0dc080d58a0d296252cb5ebd7071a51b2749a2f40f2b096e3","abstract_canon_sha256":"4f8a5cf00496cd0a6e546150c13ae2d00e4eff8307fcdaeb9673521e0e5791a1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:27.128244Z","signature_b64":"fIY8/ffKZ+TBGV9yktYBzQcxDl7iDCnjPb48sClqDoRfzEvyub2a0jLeXaoCDHECYdn1y2r/2TvknnnlgkRtCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"15819c316ddc3d3708ae8067a7d88ded0a8bffe0d1907b409741b9e14c75b9de","last_reissued_at":"2026-05-17T23:49:27.127542Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:27.127542Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Violent relaxation in the Hamiltonian Mean Field model: I. Cold collapse and effective dissipation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"cond-mat.stat-mech","authors_text":"Guido Giachetti, Lapo Casetti","submitted_at":"2019-02-07T00:11:27Z","abstract_excerpt":"In $N$-body systems with long-range interactions mean-field effects dominate over binary interactions (collisions), so that relaxation to thermal equilibrium occurs on time scales that grow with $N$, diverging in the $N\\to\\infty$ limit. However, a faster and non-collisional relaxation process, referred to as violent relaxation, sets in when starting from generic initial conditions: collective oscillations (referred to as virial oscillations) develop and damp out on timescales not depending on the system's size. After the damping of such oscillations the system is found in a quasi-stationary st"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.02436","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":""},"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":"1902.02436","created_at":"2026-05-17T23:49:27.127664+00:00"},{"alias_kind":"arxiv_version","alias_value":"1902.02436v2","created_at":"2026-05-17T23:49:27.127664+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.02436","created_at":"2026-05-17T23:49:27.127664+00:00"},{"alias_kind":"pith_short_12","alias_value":"CWAZYMLN3Q6T","created_at":"2026-05-18T12:33:15.570797+00:00"},{"alias_kind":"pith_short_16","alias_value":"CWAZYMLN3Q6TOCFO","created_at":"2026-05-18T12:33:15.570797+00:00"},{"alias_kind":"pith_short_8","alias_value":"CWAZYMLN","created_at":"2026-05-18T12:33:15.570797+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/CWAZYMLN3Q6TOCFOQBT2PWEN5U","json":"https://pith.science/pith/CWAZYMLN3Q6TOCFOQBT2PWEN5U.json","graph_json":"https://pith.science/api/pith-number/CWAZYMLN3Q6TOCFOQBT2PWEN5U/graph.json","events_json":"https://pith.science/api/pith-number/CWAZYMLN3Q6TOCFOQBT2PWEN5U/events.json","paper":"https://pith.science/paper/CWAZYMLN"},"agent_actions":{"view_html":"https://pith.science/pith/CWAZYMLN3Q6TOCFOQBT2PWEN5U","download_json":"https://pith.science/pith/CWAZYMLN3Q6TOCFOQBT2PWEN5U.json","view_paper":"https://pith.science/paper/CWAZYMLN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1902.02436&json=true","fetch_graph":"https://pith.science/api/pith-number/CWAZYMLN3Q6TOCFOQBT2PWEN5U/graph.json","fetch_events":"https://pith.science/api/pith-number/CWAZYMLN3Q6TOCFOQBT2PWEN5U/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CWAZYMLN3Q6TOCFOQBT2PWEN5U/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CWAZYMLN3Q6TOCFOQBT2PWEN5U/action/storage_attestation","attest_author":"https://pith.science/pith/CWAZYMLN3Q6TOCFOQBT2PWEN5U/action/author_attestation","sign_citation":"https://pith.science/pith/CWAZYMLN3Q6TOCFOQBT2PWEN5U/action/citation_signature","submit_replication":"https://pith.science/pith/CWAZYMLN3Q6TOCFOQBT2PWEN5U/action/replication_record"}},"created_at":"2026-05-17T23:49:27.127664+00:00","updated_at":"2026-05-17T23:49:27.127664+00:00"}