{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:4IG3WJ66E3MOXJO5R4B4DSJURH","short_pith_number":"pith:4IG3WJ66","canonical_record":{"source":{"id":"2602.09612","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2026-02-10T10:02:58Z","cross_cats_sorted":[],"title_canon_sha256":"8366bc1cf2888bffe52c6d4979d4ce8b7438f8f28e3be1f30afa23fc3ae52ea8","abstract_canon_sha256":"f18567d18a6b0d9aed8b970250a9e114e594fe7ce1fd0c72327cedcf8ac239ba"},"schema_version":"1.0"},"canonical_sha256":"e20dbb27de26d8eba5dd8f03c1c93489f188bbba476f2cc513c44489c93df1e8","source":{"kind":"arxiv","id":"2602.09612","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.09612","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"arxiv_version","alias_value":"2602.09612v2","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.09612","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_12","alias_value":"4IG3WJ66E3MO","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_16","alias_value":"4IG3WJ66E3MOXJO5","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_8","alias_value":"4IG3WJ66","created_at":"2026-05-22T01:03:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:4IG3WJ66E3MOXJO5R4B4DSJURH","target":"record","payload":{"canonical_record":{"source":{"id":"2602.09612","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2026-02-10T10:02:58Z","cross_cats_sorted":[],"title_canon_sha256":"8366bc1cf2888bffe52c6d4979d4ce8b7438f8f28e3be1f30afa23fc3ae52ea8","abstract_canon_sha256":"f18567d18a6b0d9aed8b970250a9e114e594fe7ce1fd0c72327cedcf8ac239ba"},"schema_version":"1.0"},"canonical_sha256":"e20dbb27de26d8eba5dd8f03c1c93489f188bbba476f2cc513c44489c93df1e8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-22T01:03:57.079104Z","signature_b64":"yS0eklGCtjEfqHAuitKgPxJDSMZzy5iDpiREWxXdOEqpM0DT0skDi9gcSe4b6VpMEDolAW64RpCVD93osbJIDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e20dbb27de26d8eba5dd8f03c1c93489f188bbba476f2cc513c44489c93df1e8","last_reissued_at":"2026-05-22T01:03:57.078183Z","signature_status":"signed_v1","first_computed_at":"2026-05-22T01:03:57.078183Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2602.09612","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-22T01:03:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dv2d1BDk+/gtvsA5IUL70p7yRLnViMUBXBHEhosZDlXavm5UJY9HFX2PW0Yua+/qi1SAMN4aOzqR2otZbftbBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T00:08:24.946202Z"},"content_sha256":"fec89852b5422a986fdb346d4acc60620fe5b977e0e66947f3c839d85d365e32","schema_version":"1.0","event_id":"sha256:fec89852b5422a986fdb346d4acc60620fe5b977e0e66947f3c839d85d365e32"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:4IG3WJ66E3MOXJO5R4B4DSJURH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamic bidirectional coupling of membrane morphology and rod organization in flexible vesicles","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Andr\\'e F. V. Matias, Hanumantha Rao Vutukuri, Marjolein Dijkstra, Stijn van der Ham","submitted_at":"2026-02-10T10:02:58Z","abstract_excerpt":"The ordering of rod-like particles in soft, deformable containers emerges from the interplay of anisotropic interactions, geometric confinement, and boundary compliance. This competition couples internal particle organization to container morphology, producing behavior distinct from both rigid confinement and bulk systems. Such coupling is also relevant to biological contexts in which filamentous structures are confined by deformable membranes. Using a minimal model combining experiments and simulations of colloidal rods encapsulated in lipid vesicles, we show that soft confinement drives a bi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.09612","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2602.09612/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-05-22T01:03:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1LvaQYOxNxSav2UFGq1oJln10IzXbrcziGm8BhhujJS8YABPdEkrTboB5KTVUkoeAlY4UsPOxfGB/9W6zusnAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T00:08:24.946593Z"},"content_sha256":"d4f9aab5f907dbcbe97731394b427790b09eac74d831154ba96325da9f27f981","schema_version":"1.0","event_id":"sha256:d4f9aab5f907dbcbe97731394b427790b09eac74d831154ba96325da9f27f981"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4IG3WJ66E3MOXJO5R4B4DSJURH/bundle.json","state_url":"https://pith.science/pith/4IG3WJ66E3MOXJO5R4B4DSJURH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4IG3WJ66E3MOXJO5R4B4DSJURH/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":"2026-06-02T00:08:24Z","links":{"resolver":"https://pith.science/pith/4IG3WJ66E3MOXJO5R4B4DSJURH","bundle":"https://pith.science/pith/4IG3WJ66E3MOXJO5R4B4DSJURH/bundle.json","state":"https://pith.science/pith/4IG3WJ66E3MOXJO5R4B4DSJURH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4IG3WJ66E3MOXJO5R4B4DSJURH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:4IG3WJ66E3MOXJO5R4B4DSJURH","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":"f18567d18a6b0d9aed8b970250a9e114e594fe7ce1fd0c72327cedcf8ac239ba","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2026-02-10T10:02:58Z","title_canon_sha256":"8366bc1cf2888bffe52c6d4979d4ce8b7438f8f28e3be1f30afa23fc3ae52ea8"},"schema_version":"1.0","source":{"id":"2602.09612","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.09612","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"arxiv_version","alias_value":"2602.09612v2","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.09612","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_12","alias_value":"4IG3WJ66E3MO","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_16","alias_value":"4IG3WJ66E3MOXJO5","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_8","alias_value":"4IG3WJ66","created_at":"2026-05-22T01:03:57Z"}],"graph_snapshots":[{"event_id":"sha256:d4f9aab5f907dbcbe97731394b427790b09eac74d831154ba96325da9f27f981","target":"graph","created_at":"2026-05-22T01:03:57Z","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/2602.09612/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The ordering of rod-like particles in soft, deformable containers emerges from the interplay of anisotropic interactions, geometric confinement, and boundary compliance. This competition couples internal particle organization to container morphology, producing behavior distinct from both rigid confinement and bulk systems. Such coupling is also relevant to biological contexts in which filamentous structures are confined by deformable membranes. Using a minimal model combining experiments and simulations of colloidal rods encapsulated in lipid vesicles, we show that soft confinement drives a bi","authors_text":"Andr\\'e F. V. Matias, Hanumantha Rao Vutukuri, Marjolein Dijkstra, Stijn van der Ham","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2026-02-10T10:02:58Z","title":"Dynamic bidirectional coupling of membrane morphology and rod organization in flexible vesicles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.09612","kind":"arxiv","version":2},"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:fec89852b5422a986fdb346d4acc60620fe5b977e0e66947f3c839d85d365e32","target":"record","created_at":"2026-05-22T01:03:57Z","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":"f18567d18a6b0d9aed8b970250a9e114e594fe7ce1fd0c72327cedcf8ac239ba","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2026-02-10T10:02:58Z","title_canon_sha256":"8366bc1cf2888bffe52c6d4979d4ce8b7438f8f28e3be1f30afa23fc3ae52ea8"},"schema_version":"1.0","source":{"id":"2602.09612","kind":"arxiv","version":2}},"canonical_sha256":"e20dbb27de26d8eba5dd8f03c1c93489f188bbba476f2cc513c44489c93df1e8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e20dbb27de26d8eba5dd8f03c1c93489f188bbba476f2cc513c44489c93df1e8","first_computed_at":"2026-05-22T01:03:57.078183Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-22T01:03:57.078183Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yS0eklGCtjEfqHAuitKgPxJDSMZzy5iDpiREWxXdOEqpM0DT0skDi9gcSe4b6VpMEDolAW64RpCVD93osbJIDg==","signature_status":"signed_v1","signed_at":"2026-05-22T01:03:57.079104Z","signed_message":"canonical_sha256_bytes"},"source_id":"2602.09612","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fec89852b5422a986fdb346d4acc60620fe5b977e0e66947f3c839d85d365e32","sha256:d4f9aab5f907dbcbe97731394b427790b09eac74d831154ba96325da9f27f981"],"state_sha256":"42cbb531a82584ec31baae382bcbc8e7591a062c47affa9ce5f56f7bd8922d02"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mCCGZb7heG92u/dj6UJnLEeeukY1ZRBlcn7RiCbnNbv3Yk+msBGuGfGTuqUWsppOb8YHFK+IM3lUV45sIhnPBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T00:08:24.948703Z","bundle_sha256":"a07bcfc0e510299878e86b7147ffac7d0fc8091c8af4ac302ea5e7da278ebe13"}}