{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:X5SYT3UDQMIDIQ352YKHHMQOQR","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":"55b764a71cee0613a93d630e40c02a124e01b209acd6d1a969c1a33e7b7a999d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2011-04-12T14:07:01Z","title_canon_sha256":"aad841fcba3a0b5a98c7523974305c342d978ec1f32b7effd88fe690ebd8acbd"},"schema_version":"1.0","source":{"id":"1104.2216","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.2216","created_at":"2026-05-18T04:24:35Z"},{"alias_kind":"arxiv_version","alias_value":"1104.2216v1","created_at":"2026-05-18T04:24:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2216","created_at":"2026-05-18T04:24:35Z"},{"alias_kind":"pith_short_12","alias_value":"X5SYT3UDQMID","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_16","alias_value":"X5SYT3UDQMIDIQ35","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_8","alias_value":"X5SYT3UD","created_at":"2026-05-18T12:26:44Z"}],"graph_snapshots":[{"event_id":"sha256:7b53115cfeb5054ffd63718328b0d45509d24c0477fa903413085638333d7bf4","target":"graph","created_at":"2026-05-18T04:24:35Z","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":"DNA interactions with polycations are not only important for our understanding of chromatin compaction but also for characterizing DNA-binding proteins involved in transcription, replication and repair. DNA is known to form several types of liquid-crystalline phases depending, among other factors, on polycation structure and charge density. Theoretical studies and simulations have predicted the wrapping of DNA around spherical positively charged polycations. As a potential mimic of the histone octamer or other DNA wrapping proteins, poly(amido amine) generation 6 (PAMAM6) dendrimers have been ","authors_text":"Adriana Cristina Toma, Rolf Dootz, Thomas Pfohl","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2011-04-12T14:07:01Z","title":"PAMAM6 dendrimers and DNA: pH dependent \"beads-on-a-string\" behavior revealed by small angle X-ray scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2216","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:f2ea2e18e59933a4d12537c5476978c86406f3ab8d40393362713cd2426cd020","target":"record","created_at":"2026-05-18T04:24:35Z","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":"55b764a71cee0613a93d630e40c02a124e01b209acd6d1a969c1a33e7b7a999d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2011-04-12T14:07:01Z","title_canon_sha256":"aad841fcba3a0b5a98c7523974305c342d978ec1f32b7effd88fe690ebd8acbd"},"schema_version":"1.0","source":{"id":"1104.2216","kind":"arxiv","version":1}},"canonical_sha256":"bf6589ee83831034437dd61473b20e844adc7605f3dc12f3ce9da9845677df12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bf6589ee83831034437dd61473b20e844adc7605f3dc12f3ce9da9845677df12","first_computed_at":"2026-05-18T04:24:35.736352Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:24:35.736352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"E7Sv5ks6+ViSuEVPp7+F0np/jatjh0OwKV9Vw2lwKAEFkOQMP+Wq2Zx4j8OleRDUAwLLA1rVpN3MkGILbSMqCg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:24:35.736856Z","signed_message":"canonical_sha256_bytes"},"source_id":"1104.2216","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f2ea2e18e59933a4d12537c5476978c86406f3ab8d40393362713cd2426cd020","sha256:7b53115cfeb5054ffd63718328b0d45509d24c0477fa903413085638333d7bf4"],"state_sha256":"652578e36e636dc2b08a9ab3043b005cbfe65f7e7f6c66d4ed9d5d506b933bba"}