{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:4AQOTFTFDFOHPFFK7XSNTGRCRR","short_pith_number":"pith:4AQOTFTF","canonical_record":{"source":{"id":"cond-mat/0209220","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.soft","submitted_at":"2002-09-09T20:21:01Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"560c53219f3e1d2b0702a1fdbba593b8f1822304d98422ec2d3de63d28c3600b","abstract_canon_sha256":"0d624530a99b99c4024f414254d65101d880ae6a1b19ed579ded7979ac34098f"},"schema_version":"1.0"},"canonical_sha256":"e020e99665195c7794aafde4d99a228c46a524766f0c92300fd87a3945a25a76","source":{"kind":"arxiv","id":"cond-mat/0209220","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0209220","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0209220v2","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0209220","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"pith_short_12","alias_value":"4AQOTFTFDFOH","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"4AQOTFTFDFOHPFFK","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"4AQOTFTF","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:4AQOTFTFDFOHPFFK7XSNTGRCRR","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0209220","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.soft","submitted_at":"2002-09-09T20:21:01Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"560c53219f3e1d2b0702a1fdbba593b8f1822304d98422ec2d3de63d28c3600b","abstract_canon_sha256":"0d624530a99b99c4024f414254d65101d880ae6a1b19ed579ded7979ac34098f"},"schema_version":"1.0"},"canonical_sha256":"e020e99665195c7794aafde4d99a228c46a524766f0c92300fd87a3945a25a76","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:06:58.937371Z","signature_b64":"8zO9/1m79qyNkawq+zEhnHh8B+yfghK1qh08B4vVuzvJrQYrRI133VBjQe2G+MV4sO748ecnWyPU2fAq54DbBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e020e99665195c7794aafde4d99a228c46a524766f0c92300fd87a3945a25a76","last_reissued_at":"2026-05-18T01:06:58.936634Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:06:58.936634Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0209220","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":"2026-05-18T01:06:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rUF5eSysnMk3m7uXguG/evuRuJ41BXywd2AyOUi/XGDO8tr2xBaXdkkwlM50b1HZqKXUOe4txuoQtv63Q+vEAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:30:32.875632Z"},"content_sha256":"ce003e72a6a89420c11654b78f8dcb48002bdef61a05a5d662168ce8272d4e81","schema_version":"1.0","event_id":"sha256:ce003e72a6a89420c11654b78f8dcb48002bdef61a05a5d662168ce8272d4e81"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:4AQOTFTFDFOHPFFK7XSNTGRCRR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ground state and thermal properties of a lattice gas on a cylindrical surface","license":"","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.soft","authors_text":"Mary J. Bojan, Milton W. Cole, M. Mercedes Calbi, Silvina M. Gatica","submitted_at":"2002-09-09T20:21:01Z","abstract_excerpt":"Adsorbed gases within, or outside of, carbon nanotubes may be analyzed with an approximate model of adsorption on lattice sites situated on a cylindrical surface. Using this model, the ground state energies of alternative lattice structures are calculated, assuming Lennard-Jones pair interactions between the particles. The resulting energy and equilibrium structure are nonanalytic functions of radius (R) because of commensuration effects associated with the cylindrical geometry.\n Specifically, as R varies, structural transitions occur between configurations differing in the \"ring number\", defi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0209220","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":"2026-05-18T01:06:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rUENAFtfHug+/uTKfI3y3uSGAfss/erRIAa23O8Zoj9smJt0z5w23F6XBVj2cwMWm/c1AkPyLcsZxR6wAdQrAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:30:32.876312Z"},"content_sha256":"315faa751de0d50718ba99611b043563579aa68a4998e0514b991a661f17f335","schema_version":"1.0","event_id":"sha256:315faa751de0d50718ba99611b043563579aa68a4998e0514b991a661f17f335"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4AQOTFTFDFOHPFFK7XSNTGRCRR/bundle.json","state_url":"https://pith.science/pith/4AQOTFTFDFOHPFFK7XSNTGRCRR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4AQOTFTFDFOHPFFK7XSNTGRCRR/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":"2026-05-26T22:30:32Z","links":{"resolver":"https://pith.science/pith/4AQOTFTFDFOHPFFK7XSNTGRCRR","bundle":"https://pith.science/pith/4AQOTFTFDFOHPFFK7XSNTGRCRR/bundle.json","state":"https://pith.science/pith/4AQOTFTFDFOHPFFK7XSNTGRCRR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4AQOTFTFDFOHPFFK7XSNTGRCRR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:4AQOTFTFDFOHPFFK7XSNTGRCRR","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":"0d624530a99b99c4024f414254d65101d880ae6a1b19ed579ded7979ac34098f","cross_cats_sorted":["cond-mat.stat-mech"],"license":"","primary_cat":"cond-mat.soft","submitted_at":"2002-09-09T20:21:01Z","title_canon_sha256":"560c53219f3e1d2b0702a1fdbba593b8f1822304d98422ec2d3de63d28c3600b"},"schema_version":"1.0","source":{"id":"cond-mat/0209220","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0209220","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0209220v2","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0209220","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"pith_short_12","alias_value":"4AQOTFTFDFOH","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"4AQOTFTFDFOHPFFK","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"4AQOTFTF","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:315faa751de0d50718ba99611b043563579aa68a4998e0514b991a661f17f335","target":"graph","created_at":"2026-05-18T01:06:58Z","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":"Adsorbed gases within, or outside of, carbon nanotubes may be analyzed with an approximate model of adsorption on lattice sites situated on a cylindrical surface. Using this model, the ground state energies of alternative lattice structures are calculated, assuming Lennard-Jones pair interactions between the particles. The resulting energy and equilibrium structure are nonanalytic functions of radius (R) because of commensuration effects associated with the cylindrical geometry.\n Specifically, as R varies, structural transitions occur between configurations differing in the \"ring number\", defi","authors_text":"Mary J. Bojan, Milton W. Cole, M. Mercedes Calbi, Silvina M. Gatica","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"","primary_cat":"cond-mat.soft","submitted_at":"2002-09-09T20:21:01Z","title":"Ground state and thermal properties of a lattice gas on a cylindrical surface"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0209220","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:ce003e72a6a89420c11654b78f8dcb48002bdef61a05a5d662168ce8272d4e81","target":"record","created_at":"2026-05-18T01:06:58Z","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":"0d624530a99b99c4024f414254d65101d880ae6a1b19ed579ded7979ac34098f","cross_cats_sorted":["cond-mat.stat-mech"],"license":"","primary_cat":"cond-mat.soft","submitted_at":"2002-09-09T20:21:01Z","title_canon_sha256":"560c53219f3e1d2b0702a1fdbba593b8f1822304d98422ec2d3de63d28c3600b"},"schema_version":"1.0","source":{"id":"cond-mat/0209220","kind":"arxiv","version":2}},"canonical_sha256":"e020e99665195c7794aafde4d99a228c46a524766f0c92300fd87a3945a25a76","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e020e99665195c7794aafde4d99a228c46a524766f0c92300fd87a3945a25a76","first_computed_at":"2026-05-18T01:06:58.936634Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:06:58.936634Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8zO9/1m79qyNkawq+zEhnHh8B+yfghK1qh08B4vVuzvJrQYrRI133VBjQe2G+MV4sO748ecnWyPU2fAq54DbBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:06:58.937371Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0209220","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce003e72a6a89420c11654b78f8dcb48002bdef61a05a5d662168ce8272d4e81","sha256:315faa751de0d50718ba99611b043563579aa68a4998e0514b991a661f17f335"],"state_sha256":"0a86662621ab2fe2979f4d8d34c32aed2a7db47a06753fcd52d592bb99fdd342"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JwxPnSyuvv9kNs213emejGf6KwWnpp2BESLhjGDYk/78rRTMFLqHhQUb9JnGAiy4NQkjb+HSuJn26UPohFPPDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T22:30:32.879716Z","bundle_sha256":"f79e565dd66d4441d66acc2a19e8ab14f353879065cfb05fb63c2ba288c72109"}}