{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:S6RF7B2NBH4GWE2RA73YCF43F2","short_pith_number":"pith:S6RF7B2N","canonical_record":{"source":{"id":"1412.1969","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-12-05T11:48:55Z","cross_cats_sorted":["cond-mat.mes-hall","physics.chem-ph"],"title_canon_sha256":"56c495fc8032c2d10167ed6149bf062738357821e3a1b0cbe9d88659f654c6be","abstract_canon_sha256":"83a687544a6630c94f34937c98d53a8bd7d8dcec42253f7364997df7dd385d33"},"schema_version":"1.0"},"canonical_sha256":"97a25f874d09f86b135107f781179b2ea27cf1b9b79f6aa367fab5e8b3a31c19","source":{"kind":"arxiv","id":"1412.1969","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.1969","created_at":"2026-05-18T01:41:22Z"},{"alias_kind":"arxiv_version","alias_value":"1412.1969v1","created_at":"2026-05-18T01:41:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.1969","created_at":"2026-05-18T01:41:22Z"},{"alias_kind":"pith_short_12","alias_value":"S6RF7B2NBH4G","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"S6RF7B2NBH4GWE2R","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"S6RF7B2N","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:S6RF7B2NBH4GWE2RA73YCF43F2","target":"record","payload":{"canonical_record":{"source":{"id":"1412.1969","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-12-05T11:48:55Z","cross_cats_sorted":["cond-mat.mes-hall","physics.chem-ph"],"title_canon_sha256":"56c495fc8032c2d10167ed6149bf062738357821e3a1b0cbe9d88659f654c6be","abstract_canon_sha256":"83a687544a6630c94f34937c98d53a8bd7d8dcec42253f7364997df7dd385d33"},"schema_version":"1.0"},"canonical_sha256":"97a25f874d09f86b135107f781179b2ea27cf1b9b79f6aa367fab5e8b3a31c19","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:22.980161Z","signature_b64":"iloJYK3GCvPnWlqcCkzHv2tc62a+41EOEKtWn5OrYnvUnJm0XVOXvJNLgsEw+ZhHrhs0soO8/ZUrHTJG+CNLAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"97a25f874d09f86b135107f781179b2ea27cf1b9b79f6aa367fab5e8b3a31c19","last_reissued_at":"2026-05-18T01:41:22.979562Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:22.979562Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.1969","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:41:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZHV94og3htuyRKhzuXKVMnsrSK/oECFin67RTAYPa2D2mVKj8u3gC94jgDtgeHFZc/k6cmul0f9v+mE3G1MEDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T17:31:27.794434Z"},"content_sha256":"90fcc184def165e1a7441ab9011cd3be6aced5d79f74b046ebe86a16b24553fe","schema_version":"1.0","event_id":"sha256:90fcc184def165e1a7441ab9011cd3be6aced5d79f74b046ebe86a16b24553fe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:S6RF7B2NBH4GWE2RA73YCF43F2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Diffusion-influenced reactions in a hollow nano-reactor with a circular hole","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.chem-ph"],"primary_cat":"cond-mat.other","authors_text":"Francesco Piazza, Sergey D. Traytak","submitted_at":"2014-12-05T11:48:55Z","abstract_excerpt":"Hollow nanostructures are paid increasing attention in many nanotechnology-related communities in view of their numerous applications in chemistry and biotechnology, e.g. as smart nanoreactors or drug-delivery systems. In this paper we consider irreversible, diffusion-influenced reactions occurring within a hollow spherical cavity endowed with a circular hole on its surface. Importantly, our model is not limited to small sizes of the aperture. In our scheme, reactants can freely diffuse inside and outside the cavity through the hole, and react at a spherical boundary of given size encapsulated"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.1969","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:41:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"awMZzuv2lXNKEu2uHrBSnfb5Fyq9j1jw6wusI/REGm4rFxKy4bllTplB8dXdjjpskoUYwKSgqkdfFMwuBMbWCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T17:31:27.794775Z"},"content_sha256":"197303c415a8b2ba1188a5c0171bab1511227a9c76dfffa3795dee9f15767e60","schema_version":"1.0","event_id":"sha256:197303c415a8b2ba1188a5c0171bab1511227a9c76dfffa3795dee9f15767e60"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S6RF7B2NBH4GWE2RA73YCF43F2/bundle.json","state_url":"https://pith.science/pith/S6RF7B2NBH4GWE2RA73YCF43F2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S6RF7B2NBH4GWE2RA73YCF43F2/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":"2026-06-27T17:31:27Z","links":{"resolver":"https://pith.science/pith/S6RF7B2NBH4GWE2RA73YCF43F2","bundle":"https://pith.science/pith/S6RF7B2NBH4GWE2RA73YCF43F2/bundle.json","state":"https://pith.science/pith/S6RF7B2NBH4GWE2RA73YCF43F2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S6RF7B2NBH4GWE2RA73YCF43F2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:S6RF7B2NBH4GWE2RA73YCF43F2","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":"83a687544a6630c94f34937c98d53a8bd7d8dcec42253f7364997df7dd385d33","cross_cats_sorted":["cond-mat.mes-hall","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-12-05T11:48:55Z","title_canon_sha256":"56c495fc8032c2d10167ed6149bf062738357821e3a1b0cbe9d88659f654c6be"},"schema_version":"1.0","source":{"id":"1412.1969","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.1969","created_at":"2026-05-18T01:41:22Z"},{"alias_kind":"arxiv_version","alias_value":"1412.1969v1","created_at":"2026-05-18T01:41:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.1969","created_at":"2026-05-18T01:41:22Z"},{"alias_kind":"pith_short_12","alias_value":"S6RF7B2NBH4G","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"S6RF7B2NBH4GWE2R","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"S6RF7B2N","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:197303c415a8b2ba1188a5c0171bab1511227a9c76dfffa3795dee9f15767e60","target":"graph","created_at":"2026-05-18T01:41:22Z","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":"Hollow nanostructures are paid increasing attention in many nanotechnology-related communities in view of their numerous applications in chemistry and biotechnology, e.g. as smart nanoreactors or drug-delivery systems. In this paper we consider irreversible, diffusion-influenced reactions occurring within a hollow spherical cavity endowed with a circular hole on its surface. Importantly, our model is not limited to small sizes of the aperture. In our scheme, reactants can freely diffuse inside and outside the cavity through the hole, and react at a spherical boundary of given size encapsulated","authors_text":"Francesco Piazza, Sergey D. Traytak","cross_cats":["cond-mat.mes-hall","physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-12-05T11:48:55Z","title":"Diffusion-influenced reactions in a hollow nano-reactor with a circular hole"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.1969","kind":"arxiv","version":1},"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":"sha256:90fcc184def165e1a7441ab9011cd3be6aced5d79f74b046ebe86a16b24553fe","target":"record","created_at":"2026-05-18T01:41:22Z","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":"83a687544a6630c94f34937c98d53a8bd7d8dcec42253f7364997df7dd385d33","cross_cats_sorted":["cond-mat.mes-hall","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-12-05T11:48:55Z","title_canon_sha256":"56c495fc8032c2d10167ed6149bf062738357821e3a1b0cbe9d88659f654c6be"},"schema_version":"1.0","source":{"id":"1412.1969","kind":"arxiv","version":1}},"canonical_sha256":"97a25f874d09f86b135107f781179b2ea27cf1b9b79f6aa367fab5e8b3a31c19","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"97a25f874d09f86b135107f781179b2ea27cf1b9b79f6aa367fab5e8b3a31c19","first_computed_at":"2026-05-18T01:41:22.979562Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:22.979562Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iloJYK3GCvPnWlqcCkzHv2tc62a+41EOEKtWn5OrYnvUnJm0XVOXvJNLgsEw+ZhHrhs0soO8/ZUrHTJG+CNLAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:22.980161Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.1969","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:90fcc184def165e1a7441ab9011cd3be6aced5d79f74b046ebe86a16b24553fe","sha256:197303c415a8b2ba1188a5c0171bab1511227a9c76dfffa3795dee9f15767e60"],"state_sha256":"902748998a3cc37495701c9f2fe04872af80387cc88fbf87822ce5d8af9d3491"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WDa1ABfKcWEWcrr63JCviI/YJB1DZ5uIHVOJf+urXeWj1t7l5WhE2zRDSd7wWyfAHPwoAUjBVgsyfxMdOek3Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T17:31:27.796636Z","bundle_sha256":"0a4ba37c0ae54823688743af11b78a28255e0b3a410583b4268bcaad4e4ffbd8"}}