{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:FFSMLSRFG275EVJMCPOGVIOXRQ","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":"97280c191c7a516eedb9d97673bf2f08508df9775ae8817e7009d6517e02f035","cross_cats_sorted":["physics.bio-ph","physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2021-03-31T12:22:10Z","title_canon_sha256":"df0a30758ee8ef1d587d984475417c80afb9487ae21f74599bf944d08bab8512"},"schema_version":"1.0","source":{"id":"2103.17026","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.17026","created_at":"2026-07-05T02:28:12Z"},{"alias_kind":"arxiv_version","alias_value":"2103.17026v1","created_at":"2026-07-05T02:28:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.17026","created_at":"2026-07-05T02:28:12Z"},{"alias_kind":"pith_short_12","alias_value":"FFSMLSRFG275","created_at":"2026-07-05T02:28:12Z"},{"alias_kind":"pith_short_16","alias_value":"FFSMLSRFG275EVJM","created_at":"2026-07-05T02:28:12Z"},{"alias_kind":"pith_short_8","alias_value":"FFSMLSRF","created_at":"2026-07-05T02:28:12Z"}],"graph_snapshots":[{"event_id":"sha256:120e33c26bd52d0a2f36a7d5f398f125e6c8bfc4c4222a0ee102ecdefb8721f9","target":"graph","created_at":"2026-07-05T02:28:12Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2103.17026/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose two-dimensional organic poly(heptazine imide) (PHI) carbon nitride microparticles as light-driven microswimmers in various ionic and biological media. Their demonstrated high-speed (15-23 $\\mu$m/s) swimming in multi-component ionic solutions with concentrations up to 1 M and without dedicated fuels is unprecedented, overcoming one of the bottlenecks of previous light-driven microswimmers. Such high ion tolerance is attributed to a favorable interplay between the particle's textural and structural nanoporosity and optoionic properties, facilitating ionic interactions in solutions wit","authors_text":"Bettina V. Lotsch, Filip Podjaski, Julia Kr\\\"oger, Lars Grunenberg, Metin Sitti, Varun Sridhar, Vimal Kishore, Yunus Alapan","cross_cats":["physics.bio-ph","physics.flu-dyn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2021-03-31T12:22:10Z","title":"Biocompatible carbon nitride-based light-driven microswimmer propulsion in biological and ionic media with responsive on-demand drug delivery"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.17026","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":"sha256:7f64cfc1666ed0916b925f23c4e8956a0e5df72b6e4719c580bf57df52596011","target":"record","created_at":"2026-07-05T02:28:12Z","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":"97280c191c7a516eedb9d97673bf2f08508df9775ae8817e7009d6517e02f035","cross_cats_sorted":["physics.bio-ph","physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2021-03-31T12:22:10Z","title_canon_sha256":"df0a30758ee8ef1d587d984475417c80afb9487ae21f74599bf944d08bab8512"},"schema_version":"1.0","source":{"id":"2103.17026","kind":"arxiv","version":1}},"canonical_sha256":"2964c5ca2536bfd2552c13dc6aa1d78c3ff8e0a659f98905986143f10692dd78","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2964c5ca2536bfd2552c13dc6aa1d78c3ff8e0a659f98905986143f10692dd78","first_computed_at":"2026-07-05T02:28:12.172715Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:28:12.172715Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XhG4ciW1+wxU1WstAP7J8LE/fP+LxtF75q27/zsqP8Cgapwz9fPZu/OhoHN37A/qHW3+aKxx8z5POXXU3VT4Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:28:12.173155Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.17026","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f64cfc1666ed0916b925f23c4e8956a0e5df72b6e4719c580bf57df52596011","sha256:120e33c26bd52d0a2f36a7d5f398f125e6c8bfc4c4222a0ee102ecdefb8721f9"],"state_sha256":"703ece5eae711a9a5f9523bc452d9c86c3b2d9aaccd97d99aee568c8f3d707e1"}