{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:ASNYQC5YOCXOSCUPVM5HHT7DLL","short_pith_number":"pith:ASNYQC5Y","canonical_record":{"source":{"id":"1103.4069","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2011-03-21T16:20:32Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"bbb93ca701aeee48975650066ae04a046d2cb851c42801f76db6263d038da103","abstract_canon_sha256":"b7fbf3f2804d8ebc439901c425bb1d48c5d55f8a2bf3d3771cc12b345bcb0408"},"schema_version":"1.0"},"canonical_sha256":"049b880bb870aee90a8fab3a73cfe35aefd7e3d6a567aaa6e9b3d51b62334434","source":{"kind":"arxiv","id":"1103.4069","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.4069","created_at":"2026-05-18T04:11:31Z"},{"alias_kind":"arxiv_version","alias_value":"1103.4069v2","created_at":"2026-05-18T04:11:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.4069","created_at":"2026-05-18T04:11:31Z"},{"alias_kind":"pith_short_12","alias_value":"ASNYQC5YOCXO","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"ASNYQC5YOCXOSCUP","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"ASNYQC5Y","created_at":"2026-05-18T12:26:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:ASNYQC5YOCXOSCUPVM5HHT7DLL","target":"record","payload":{"canonical_record":{"source":{"id":"1103.4069","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2011-03-21T16:20:32Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"bbb93ca701aeee48975650066ae04a046d2cb851c42801f76db6263d038da103","abstract_canon_sha256":"b7fbf3f2804d8ebc439901c425bb1d48c5d55f8a2bf3d3771cc12b345bcb0408"},"schema_version":"1.0"},"canonical_sha256":"049b880bb870aee90a8fab3a73cfe35aefd7e3d6a567aaa6e9b3d51b62334434","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:11:31.733679Z","signature_b64":"Zp3ysOgXWAEmZOVttVi/R6A3aFjPNOG+yt9lN3iFq5N2SjMGH4hzP/VyNE9PjRQCJFK8Z3D9OIB7h0Ntds93Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"049b880bb870aee90a8fab3a73cfe35aefd7e3d6a567aaa6e9b3d51b62334434","last_reissued_at":"2026-05-18T04:11:31.733137Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:11:31.733137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1103.4069","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:11:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ysbteaRH71Wd0YpGgB2BlWcEsfhEAupfcn3BWQNLwPNfJxFuPqNZlpeizDUYOTEpYpsm9PZh6TLNutcR2xM1Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:05:48.074391Z"},"content_sha256":"12cfaa4d3ce4dcadcdb3660ba3f2d300fc996c7af6d956db107fb5ff06de4076","schema_version":"1.0","event_id":"sha256:12cfaa4d3ce4dcadcdb3660ba3f2d300fc996c7af6d956db107fb5ff06de4076"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:ASNYQC5YOCXOSCUPVM5HHT7DLL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hard sphere fluids confined between soft repulsive walls: A comparative study using Monte Carlo and density functional methods","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.stat-mech","authors_text":"Alexander Winkler, Debabrata Deb, Kurt Binder, Martin Oettel, Mohammad Hossein Yamani, Peter Virnau","submitted_at":"2011-03-21T16:20:32Z","abstract_excerpt":"Hard-sphere fluids confined between parallel plates a distance $D$ apart are studied for a wide range of packing fractions, including also the onset of crystallization, applying Monte Carlo simulation techniques and density functional theory. The walls repel the hard spheres (of diameter $\\sigma$) with a Weeks-Chandler-Andersen (WCA) potential $V_{WCA}(z) = 4 \\epsilon [(\\sigma_w/z)^{12}-(\\sigma_w/z)^6 + 1/4]$, with range $\\sigma_w = \\sigma/2$. We vary the strength $\\epsilon$ over a wide range and the case of simple hard walls is also treated for comparison. By the variation of $\\epsilon$ one c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.4069","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:11:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1JVlSSi0ihwU7Sg+dL4JYsrkxbHln/NmMHPj9+qbj7hrdx/SnBLLLiyhad4VdNnYHYoNo/vvF0WnuWfhei3jAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:05:48.074758Z"},"content_sha256":"1bcd54c07b9503e9a82cf6a589d5c27acedf34983b8d5bc808f79800aa01e9c5","schema_version":"1.0","event_id":"sha256:1bcd54c07b9503e9a82cf6a589d5c27acedf34983b8d5bc808f79800aa01e9c5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ASNYQC5YOCXOSCUPVM5HHT7DLL/bundle.json","state_url":"https://pith.science/pith/ASNYQC5YOCXOSCUPVM5HHT7DLL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ASNYQC5YOCXOSCUPVM5HHT7DLL/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-30T08:05:48Z","links":{"resolver":"https://pith.science/pith/ASNYQC5YOCXOSCUPVM5HHT7DLL","bundle":"https://pith.science/pith/ASNYQC5YOCXOSCUPVM5HHT7DLL/bundle.json","state":"https://pith.science/pith/ASNYQC5YOCXOSCUPVM5HHT7DLL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ASNYQC5YOCXOSCUPVM5HHT7DLL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ASNYQC5YOCXOSCUPVM5HHT7DLL","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b7fbf3f2804d8ebc439901c425bb1d48c5d55f8a2bf3d3771cc12b345bcb0408","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2011-03-21T16:20:32Z","title_canon_sha256":"bbb93ca701aeee48975650066ae04a046d2cb851c42801f76db6263d038da103"},"schema_version":"1.0","source":{"id":"1103.4069","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.4069","created_at":"2026-05-18T04:11:31Z"},{"alias_kind":"arxiv_version","alias_value":"1103.4069v2","created_at":"2026-05-18T04:11:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.4069","created_at":"2026-05-18T04:11:31Z"},{"alias_kind":"pith_short_12","alias_value":"ASNYQC5YOCXO","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"ASNYQC5YOCXOSCUP","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"ASNYQC5Y","created_at":"2026-05-18T12:26:24Z"}],"graph_snapshots":[{"event_id":"sha256:1bcd54c07b9503e9a82cf6a589d5c27acedf34983b8d5bc808f79800aa01e9c5","target":"graph","created_at":"2026-05-18T04:11:31Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Hard-sphere fluids confined between parallel plates a distance $D$ apart are studied for a wide range of packing fractions, including also the onset of crystallization, applying Monte Carlo simulation techniques and density functional theory. The walls repel the hard spheres (of diameter $\\sigma$) with a Weeks-Chandler-Andersen (WCA) potential $V_{WCA}(z) = 4 \\epsilon [(\\sigma_w/z)^{12}-(\\sigma_w/z)^6 + 1/4]$, with range $\\sigma_w = \\sigma/2$. We vary the strength $\\epsilon$ over a wide range and the case of simple hard walls is also treated for comparison. By the variation of $\\epsilon$ one c","authors_text":"Alexander Winkler, Debabrata Deb, Kurt Binder, Martin Oettel, Mohammad Hossein Yamani, Peter Virnau","cross_cats":["cond-mat.soft"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2011-03-21T16:20:32Z","title":"Hard sphere fluids confined between soft repulsive walls: A comparative study using Monte Carlo and density functional methods"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.4069","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:12cfaa4d3ce4dcadcdb3660ba3f2d300fc996c7af6d956db107fb5ff06de4076","target":"record","created_at":"2026-05-18T04:11:31Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b7fbf3f2804d8ebc439901c425bb1d48c5d55f8a2bf3d3771cc12b345bcb0408","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2011-03-21T16:20:32Z","title_canon_sha256":"bbb93ca701aeee48975650066ae04a046d2cb851c42801f76db6263d038da103"},"schema_version":"1.0","source":{"id":"1103.4069","kind":"arxiv","version":2}},"canonical_sha256":"049b880bb870aee90a8fab3a73cfe35aefd7e3d6a567aaa6e9b3d51b62334434","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"049b880bb870aee90a8fab3a73cfe35aefd7e3d6a567aaa6e9b3d51b62334434","first_computed_at":"2026-05-18T04:11:31.733137Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:11:31.733137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Zp3ysOgXWAEmZOVttVi/R6A3aFjPNOG+yt9lN3iFq5N2SjMGH4hzP/VyNE9PjRQCJFK8Z3D9OIB7h0Ntds93Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T04:11:31.733679Z","signed_message":"canonical_sha256_bytes"},"source_id":"1103.4069","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:12cfaa4d3ce4dcadcdb3660ba3f2d300fc996c7af6d956db107fb5ff06de4076","sha256:1bcd54c07b9503e9a82cf6a589d5c27acedf34983b8d5bc808f79800aa01e9c5"],"state_sha256":"e9fe3bc377b7a974458d01c33f4e81921de49c85fe3bb2017272e9760dc46cca"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DwcyOM3ANgv8bjdDyqg8Ays8y2xwwvMrNuah5c2U5ekKNatGqSJ1i+9aEcD76yJmFlaWIeUavSCUReKQzRi6Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T08:05:48.076925Z","bundle_sha256":"43c4ed377017aee4ab9499ae3031ccd528e8ffaf7e17dc3e495fef3b36652227"}}