{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:OLCKPNNG5RQB2NGHEHWYZ6GYWQ","short_pith_number":"pith:OLCKPNNG","canonical_record":{"source":{"id":"1711.05986","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2017-11-16T08:45:17Z","cross_cats_sorted":[],"title_canon_sha256":"8cacdd58f7e047af7dd9b89094525210ee62fb3a63bcd9e08f085921d15e16e2","abstract_canon_sha256":"166dcbc1458e43b70804884d1be24865d5fb5ef0fdb7184b15b5a6234b1eeb1e"},"schema_version":"1.0"},"canonical_sha256":"72c4a7b5a6ec601d34c721ed8cf8d8b40592a792253e680c67722ac9e3787333","source":{"kind":"arxiv","id":"1711.05986","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.05986","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"arxiv_version","alias_value":"1711.05986v3","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.05986","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"pith_short_12","alias_value":"OLCKPNNG5RQB","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OLCKPNNG5RQB2NGH","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OLCKPNNG","created_at":"2026-05-18T12:31:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:OLCKPNNG5RQB2NGHEHWYZ6GYWQ","target":"record","payload":{"canonical_record":{"source":{"id":"1711.05986","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2017-11-16T08:45:17Z","cross_cats_sorted":[],"title_canon_sha256":"8cacdd58f7e047af7dd9b89094525210ee62fb3a63bcd9e08f085921d15e16e2","abstract_canon_sha256":"166dcbc1458e43b70804884d1be24865d5fb5ef0fdb7184b15b5a6234b1eeb1e"},"schema_version":"1.0"},"canonical_sha256":"72c4a7b5a6ec601d34c721ed8cf8d8b40592a792253e680c67722ac9e3787333","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:08:10.883173Z","signature_b64":"FWJpBF/RQrSGOT2SeQ9nMmkOvQjTZpQExSgmKOFz34X9ToldCc9Ccf/BVv8w70CvIfrhyJ/a9OXGkJ9yjzuIAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"72c4a7b5a6ec601d34c721ed8cf8d8b40592a792253e680c67722ac9e3787333","last_reissued_at":"2026-05-18T00:08:10.882775Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:08:10.882775Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.05986","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:08:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V7V4tpfV6OZ2NcmiXudijgeGeJ6cZWGhZbVpIJClMzixnsJC/auw1SWqVipdeqQ6y2ZOroiHFaEG7PCwFkK+DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:31:01.438874Z"},"content_sha256":"df00f89cd7f1a0baa1fd516da923c6395f4714f2a70af85e5757e3b943bd8d0c","schema_version":"1.0","event_id":"sha256:df00f89cd7f1a0baa1fd516da923c6395f4714f2a70af85e5757e3b943bd8d0c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:OLCKPNNG5RQB2NGHEHWYZ6GYWQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The pressure tensor across a liquid-vapour interface","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Andreas Nold, Carlos Braga, David N. Sibley, Edward Smith, Serafim Kalliadasis","submitted_at":"2017-11-16T08:45:17Z","abstract_excerpt":"Inhomogeneous fluids exhibit physical properties that are neither uniform nor isotropic. The pressure tensor is a case in point, key to the mechanical description of the interfacial region. Kirkwood and Buff, and later Irving and Kirkwood, obtained a formal treatment based on the analysis of the pressure across a planar surface [J.G. Kirkwood and F.P. Buff, J. Chem. Phys., 17(3), (1949), J.H. Irving and J.G. Kirkwood, J. Chem. Phys. 18, 817 (1950)]. We propose a generalisation of Irving and Kirkwood's argument to fluctuating, non-planar surfaces and obtain an expression for the pressure tensor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.05986","kind":"arxiv","version":3},"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":"2026-05-18T00:08:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TIxv7kReXAmf4OvG4gYHLBql+qrdE1unjRYG7EZpBMRq+ItLWM6anNppDo9HjAZoHhd4rqbCMC1jVBR+8CuvCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:31:01.439230Z"},"content_sha256":"1c22abd3c4a840b63117744954e2136cdb4213b91a66641460b31cee948f71d8","schema_version":"1.0","event_id":"sha256:1c22abd3c4a840b63117744954e2136cdb4213b91a66641460b31cee948f71d8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OLCKPNNG5RQB2NGHEHWYZ6GYWQ/bundle.json","state_url":"https://pith.science/pith/OLCKPNNG5RQB2NGHEHWYZ6GYWQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OLCKPNNG5RQB2NGHEHWYZ6GYWQ/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":"2026-05-30T09:31:01Z","links":{"resolver":"https://pith.science/pith/OLCKPNNG5RQB2NGHEHWYZ6GYWQ","bundle":"https://pith.science/pith/OLCKPNNG5RQB2NGHEHWYZ6GYWQ/bundle.json","state":"https://pith.science/pith/OLCKPNNG5RQB2NGHEHWYZ6GYWQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OLCKPNNG5RQB2NGHEHWYZ6GYWQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:OLCKPNNG5RQB2NGHEHWYZ6GYWQ","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":"166dcbc1458e43b70804884d1be24865d5fb5ef0fdb7184b15b5a6234b1eeb1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2017-11-16T08:45:17Z","title_canon_sha256":"8cacdd58f7e047af7dd9b89094525210ee62fb3a63bcd9e08f085921d15e16e2"},"schema_version":"1.0","source":{"id":"1711.05986","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.05986","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"arxiv_version","alias_value":"1711.05986v3","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.05986","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"pith_short_12","alias_value":"OLCKPNNG5RQB","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OLCKPNNG5RQB2NGH","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OLCKPNNG","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:1c22abd3c4a840b63117744954e2136cdb4213b91a66641460b31cee948f71d8","target":"graph","created_at":"2026-05-18T00:08:10Z","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":"Inhomogeneous fluids exhibit physical properties that are neither uniform nor isotropic. The pressure tensor is a case in point, key to the mechanical description of the interfacial region. Kirkwood and Buff, and later Irving and Kirkwood, obtained a formal treatment based on the analysis of the pressure across a planar surface [J.G. Kirkwood and F.P. Buff, J. Chem. Phys., 17(3), (1949), J.H. Irving and J.G. Kirkwood, J. Chem. Phys. 18, 817 (1950)]. We propose a generalisation of Irving and Kirkwood's argument to fluctuating, non-planar surfaces and obtain an expression for the pressure tensor","authors_text":"Andreas Nold, Carlos Braga, David N. Sibley, Edward Smith, Serafim Kalliadasis","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2017-11-16T08:45:17Z","title":"The pressure tensor across a liquid-vapour interface"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.05986","kind":"arxiv","version":3},"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:df00f89cd7f1a0baa1fd516da923c6395f4714f2a70af85e5757e3b943bd8d0c","target":"record","created_at":"2026-05-18T00:08:10Z","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":"166dcbc1458e43b70804884d1be24865d5fb5ef0fdb7184b15b5a6234b1eeb1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2017-11-16T08:45:17Z","title_canon_sha256":"8cacdd58f7e047af7dd9b89094525210ee62fb3a63bcd9e08f085921d15e16e2"},"schema_version":"1.0","source":{"id":"1711.05986","kind":"arxiv","version":3}},"canonical_sha256":"72c4a7b5a6ec601d34c721ed8cf8d8b40592a792253e680c67722ac9e3787333","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"72c4a7b5a6ec601d34c721ed8cf8d8b40592a792253e680c67722ac9e3787333","first_computed_at":"2026-05-18T00:08:10.882775Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:08:10.882775Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FWJpBF/RQrSGOT2SeQ9nMmkOvQjTZpQExSgmKOFz34X9ToldCc9Ccf/BVv8w70CvIfrhyJ/a9OXGkJ9yjzuIAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:08:10.883173Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.05986","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:df00f89cd7f1a0baa1fd516da923c6395f4714f2a70af85e5757e3b943bd8d0c","sha256:1c22abd3c4a840b63117744954e2136cdb4213b91a66641460b31cee948f71d8"],"state_sha256":"d3483f4fbe92c0b034d4f828b08d45e51b6d412ecd135eddf11f17df57633ab9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6qXqO9k4wkWqkMKkWxoycCyuDTmpNvp8FPxQXBwuJDOpK45K/XhWQDAAoeZtxE0FVHVNIn8vLTdVd/QEOCxCDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T09:31:01.441451Z","bundle_sha256":"9b71ab2ceda8f3b459b3185f136fbb14250c5a358247a4beaeee9fd6e428d684"}}