{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:FHNVEOSSN2C5UIR5LEORIXBW7W","short_pith_number":"pith:FHNVEOSS","canonical_record":{"source":{"id":"1511.05311","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-11-17T08:41:01Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci","physics.bio-ph","physics.chem-ph"],"title_canon_sha256":"e8367e069636dca9a32f372f27bfab9fad16fa5283532d8e325ae22ca831b4fd","abstract_canon_sha256":"e75b045898e250b302362572c6d589f46e808c2a5af549cf0845a14fbf1fdd17"},"schema_version":"1.0"},"canonical_sha256":"29db523a526e85da223d591d145c36fdb40a5f46d77834d0cbd8aa96656078dd","source":{"kind":"arxiv","id":"1511.05311","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.05311","created_at":"2026-05-18T01:24:24Z"},{"alias_kind":"arxiv_version","alias_value":"1511.05311v1","created_at":"2026-05-18T01:24:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.05311","created_at":"2026-05-18T01:24:24Z"},{"alias_kind":"pith_short_12","alias_value":"FHNVEOSSN2C5","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_16","alias_value":"FHNVEOSSN2C5UIR5","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_8","alias_value":"FHNVEOSS","created_at":"2026-05-18T12:29:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:FHNVEOSSN2C5UIR5LEORIXBW7W","target":"record","payload":{"canonical_record":{"source":{"id":"1511.05311","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-11-17T08:41:01Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci","physics.bio-ph","physics.chem-ph"],"title_canon_sha256":"e8367e069636dca9a32f372f27bfab9fad16fa5283532d8e325ae22ca831b4fd","abstract_canon_sha256":"e75b045898e250b302362572c6d589f46e808c2a5af549cf0845a14fbf1fdd17"},"schema_version":"1.0"},"canonical_sha256":"29db523a526e85da223d591d145c36fdb40a5f46d77834d0cbd8aa96656078dd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:24:24.060778Z","signature_b64":"6LVxfIo2V1srXB3tMg15cSAx/w9ReTewllhfMmP1T0tGTykhGc470WEUxQl7S8IpsdWXndzJSaDZQs30+5RoBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"29db523a526e85da223d591d145c36fdb40a5f46d77834d0cbd8aa96656078dd","last_reissued_at":"2026-05-18T01:24:24.060145Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:24:24.060145Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.05311","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":"2026-05-18T01:24:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zHHLJBhyWz3/vKc6U8kt+V63k6iWLZiW3fpIYaQlFM6QzsZ6jX9eL8fcoErg9Gi3upyAcGkb+/m21FRIq+QyDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T16:03:44.529657Z"},"content_sha256":"af36a2c64e3e88370e238b60060f24f854080ad50f816439bc65a605446af9e7","schema_version":"1.0","event_id":"sha256:af36a2c64e3e88370e238b60060f24f854080ad50f816439bc65a605446af9e7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:FHNVEOSSN2C5UIR5LEORIXBW7W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"pH-Dependent Selective Protein Adsorption into Mesoporous Silica","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.mtrl-sci","physics.bio-ph","physics.chem-ph"],"primary_cat":"cond-mat.soft","authors_text":"Patrick Huber, Sebastian T. Moerz","submitted_at":"2015-11-17T08:41:01Z","abstract_excerpt":"The adsorption of lysozyme, cytochrome c and myoglobin, similar-sized globular proteins of approximately 1.5 nm radius, into the mesoporous silica material Santa Barbara Amorphous-15 (SBA-15) with 3.3 nm mean pore radius has been studied photometrically for aqueous solutions containing a single protein type and for binary protein mixtures. Distinct variations in the absolute and relative adsorption behavior are observed as a function of the solution's pH-value, and thus pore wall and protein charge. The proteins exhibit the strongest binding below their isoelectric points pI, which indicates t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.05311","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":"2026-05-18T01:24:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o8+9zMlMTr5gvkULsfqbsOZXCMnrglFRTohckxPl+Jl4rvS8quxOYzoLvGcdxeHQl8X6uSttEN0XF5UzccCXCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T16:03:44.530013Z"},"content_sha256":"8423108ae831aa794928196254801e2e56138e4cbab63744b299281b0147abd3","schema_version":"1.0","event_id":"sha256:8423108ae831aa794928196254801e2e56138e4cbab63744b299281b0147abd3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FHNVEOSSN2C5UIR5LEORIXBW7W/bundle.json","state_url":"https://pith.science/pith/FHNVEOSSN2C5UIR5LEORIXBW7W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FHNVEOSSN2C5UIR5LEORIXBW7W/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":"2026-06-24T16:03:44Z","links":{"resolver":"https://pith.science/pith/FHNVEOSSN2C5UIR5LEORIXBW7W","bundle":"https://pith.science/pith/FHNVEOSSN2C5UIR5LEORIXBW7W/bundle.json","state":"https://pith.science/pith/FHNVEOSSN2C5UIR5LEORIXBW7W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FHNVEOSSN2C5UIR5LEORIXBW7W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:FHNVEOSSN2C5UIR5LEORIXBW7W","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":"e75b045898e250b302362572c6d589f46e808c2a5af549cf0845a14fbf1fdd17","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci","physics.bio-ph","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-11-17T08:41:01Z","title_canon_sha256":"e8367e069636dca9a32f372f27bfab9fad16fa5283532d8e325ae22ca831b4fd"},"schema_version":"1.0","source":{"id":"1511.05311","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.05311","created_at":"2026-05-18T01:24:24Z"},{"alias_kind":"arxiv_version","alias_value":"1511.05311v1","created_at":"2026-05-18T01:24:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.05311","created_at":"2026-05-18T01:24:24Z"},{"alias_kind":"pith_short_12","alias_value":"FHNVEOSSN2C5","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_16","alias_value":"FHNVEOSSN2C5UIR5","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_8","alias_value":"FHNVEOSS","created_at":"2026-05-18T12:29:19Z"}],"graph_snapshots":[{"event_id":"sha256:8423108ae831aa794928196254801e2e56138e4cbab63744b299281b0147abd3","target":"graph","created_at":"2026-05-18T01:24:24Z","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":"The adsorption of lysozyme, cytochrome c and myoglobin, similar-sized globular proteins of approximately 1.5 nm radius, into the mesoporous silica material Santa Barbara Amorphous-15 (SBA-15) with 3.3 nm mean pore radius has been studied photometrically for aqueous solutions containing a single protein type and for binary protein mixtures. Distinct variations in the absolute and relative adsorption behavior are observed as a function of the solution's pH-value, and thus pore wall and protein charge. The proteins exhibit the strongest binding below their isoelectric points pI, which indicates t","authors_text":"Patrick Huber, Sebastian T. Moerz","cross_cats":["cond-mat.mes-hall","cond-mat.mtrl-sci","physics.bio-ph","physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-11-17T08:41:01Z","title":"pH-Dependent Selective Protein Adsorption into Mesoporous Silica"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.05311","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:af36a2c64e3e88370e238b60060f24f854080ad50f816439bc65a605446af9e7","target":"record","created_at":"2026-05-18T01:24:24Z","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":"e75b045898e250b302362572c6d589f46e808c2a5af549cf0845a14fbf1fdd17","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci","physics.bio-ph","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-11-17T08:41:01Z","title_canon_sha256":"e8367e069636dca9a32f372f27bfab9fad16fa5283532d8e325ae22ca831b4fd"},"schema_version":"1.0","source":{"id":"1511.05311","kind":"arxiv","version":1}},"canonical_sha256":"29db523a526e85da223d591d145c36fdb40a5f46d77834d0cbd8aa96656078dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"29db523a526e85da223d591d145c36fdb40a5f46d77834d0cbd8aa96656078dd","first_computed_at":"2026-05-18T01:24:24.060145Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:24:24.060145Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6LVxfIo2V1srXB3tMg15cSAx/w9ReTewllhfMmP1T0tGTykhGc470WEUxQl7S8IpsdWXndzJSaDZQs30+5RoBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:24:24.060778Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.05311","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af36a2c64e3e88370e238b60060f24f854080ad50f816439bc65a605446af9e7","sha256:8423108ae831aa794928196254801e2e56138e4cbab63744b299281b0147abd3"],"state_sha256":"b9b49230cd3ce0f49d6015484b47fdbe596948e1cbc23f48c835b3344ec18698"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YxcphdOh0YJzYvUlUVVCwZNOUCGHZZVO/Crctx6rN9yFKsbGfrpOZdgFXddFRsA/9bSl4v4HNMWtq5LLLGnKBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T16:03:44.532026Z","bundle_sha256":"69f0021db1056d45356820d77b319dddece4817ff3abdfaa6ca019a5942434e0"}}