{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:DQO5KEZRXWSGND2BRAEPAGHVOY","short_pith_number":"pith:DQO5KEZR","canonical_record":{"source":{"id":"1408.5175","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-08-21T23:50:06Z","cross_cats_sorted":["cond-mat.stat-mech","physics.bio-ph","physics.comp-ph"],"title_canon_sha256":"238856b445debeda655ec806d5dc091d584dfb43b64e776f474bb81d7e313a17","abstract_canon_sha256":"b3daff6ff32e93587546001d345a195dba47f6e109319a045fdc5b8d1408b8ad"},"schema_version":"1.0"},"canonical_sha256":"1c1dd51331bda4668f418808f018f5761607a47e0f479bcd140f26940a9c49a2","source":{"kind":"arxiv","id":"1408.5175","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.5175","created_at":"2026-05-18T02:29:54Z"},{"alias_kind":"arxiv_version","alias_value":"1408.5175v2","created_at":"2026-05-18T02:29:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.5175","created_at":"2026-05-18T02:29:54Z"},{"alias_kind":"pith_short_12","alias_value":"DQO5KEZRXWSG","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"DQO5KEZRXWSGND2B","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"DQO5KEZR","created_at":"2026-05-18T12:28:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:DQO5KEZRXWSGND2BRAEPAGHVOY","target":"record","payload":{"canonical_record":{"source":{"id":"1408.5175","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-08-21T23:50:06Z","cross_cats_sorted":["cond-mat.stat-mech","physics.bio-ph","physics.comp-ph"],"title_canon_sha256":"238856b445debeda655ec806d5dc091d584dfb43b64e776f474bb81d7e313a17","abstract_canon_sha256":"b3daff6ff32e93587546001d345a195dba47f6e109319a045fdc5b8d1408b8ad"},"schema_version":"1.0"},"canonical_sha256":"1c1dd51331bda4668f418808f018f5761607a47e0f479bcd140f26940a9c49a2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:29:54.867770Z","signature_b64":"IKNucFojRJHEwDlXESfYP29L4h3YW4vstcmLwMi2kO2WJ0YpnwiuuAdMEApUKzqhD/tAn3nj2Wp51B91TZ30BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1c1dd51331bda4668f418808f018f5761607a47e0f479bcd140f26940a9c49a2","last_reissued_at":"2026-05-18T02:29:54.867351Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:29:54.867351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1408.5175","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":"2026-05-18T02:29:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+zAf/6UDWbrH9IVWJWeVsD4s+6BkzfB2muwyUywoREHlAxMbVBnzgojZfas3WYfYItlCOJkp365uhCSNBKjIDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:20:49.811725Z"},"content_sha256":"5e8abc49608197c9f2dac32551c449dc41e610ac1f33e39322f6257804097ec6","schema_version":"1.0","event_id":"sha256:5e8abc49608197c9f2dac32551c449dc41e610ac1f33e39322f6257804097ec6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:DQO5KEZRXWSGND2BRAEPAGHVOY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Activity-induced phase separation and self-assembly in mixtures of active and passive particles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","physics.bio-ph","physics.comp-ph"],"primary_cat":"cond-mat.soft","authors_text":"Davide Marenduzzo, Joakim Stenhammar, Michael E. Cates, Raphael Wittkowski","submitted_at":"2014-08-21T23:50:06Z","abstract_excerpt":"We investigate the phase behavior and kinetics of a monodisperse mixture of active (\\textit{i.e.}, self-propelled) and passive isometric Brownian particles through Brownian dynamics simulations and theory. As in a purely active system, motility of the active component triggers phase separation into a dense and a dilute phase; in the dense phase we further find active-passive segregation, with \"rafts\" of passive particles in a \"sea\" of active particles. We find that phase separation from an initially disordered mixture can occur with as little as 15 percent of the particles being active. Finall"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.5175","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":""},"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":"2026-05-18T02:29:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CInVWix8wxL/v1FVe6oifghOrR8y/W0zoGMqI7n+AuXxJ7JoLYLRlEjCKjmTMkxSL3pLLMr0bjlHWcvJdIphCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:20:49.812291Z"},"content_sha256":"8ba4fd9ddc2a411cf363f0bb69051813a6f76992fa3fb1140c037d9c1f5b1454","schema_version":"1.0","event_id":"sha256:8ba4fd9ddc2a411cf363f0bb69051813a6f76992fa3fb1140c037d9c1f5b1454"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DQO5KEZRXWSGND2BRAEPAGHVOY/bundle.json","state_url":"https://pith.science/pith/DQO5KEZRXWSGND2BRAEPAGHVOY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DQO5KEZRXWSGND2BRAEPAGHVOY/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":"2026-05-26T11:20:49Z","links":{"resolver":"https://pith.science/pith/DQO5KEZRXWSGND2BRAEPAGHVOY","bundle":"https://pith.science/pith/DQO5KEZRXWSGND2BRAEPAGHVOY/bundle.json","state":"https://pith.science/pith/DQO5KEZRXWSGND2BRAEPAGHVOY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DQO5KEZRXWSGND2BRAEPAGHVOY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:DQO5KEZRXWSGND2BRAEPAGHVOY","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":"b3daff6ff32e93587546001d345a195dba47f6e109319a045fdc5b8d1408b8ad","cross_cats_sorted":["cond-mat.stat-mech","physics.bio-ph","physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-08-21T23:50:06Z","title_canon_sha256":"238856b445debeda655ec806d5dc091d584dfb43b64e776f474bb81d7e313a17"},"schema_version":"1.0","source":{"id":"1408.5175","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.5175","created_at":"2026-05-18T02:29:54Z"},{"alias_kind":"arxiv_version","alias_value":"1408.5175v2","created_at":"2026-05-18T02:29:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.5175","created_at":"2026-05-18T02:29:54Z"},{"alias_kind":"pith_short_12","alias_value":"DQO5KEZRXWSG","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"DQO5KEZRXWSGND2B","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"DQO5KEZR","created_at":"2026-05-18T12:28:25Z"}],"graph_snapshots":[{"event_id":"sha256:8ba4fd9ddc2a411cf363f0bb69051813a6f76992fa3fb1140c037d9c1f5b1454","target":"graph","created_at":"2026-05-18T02:29:54Z","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":"We investigate the phase behavior and kinetics of a monodisperse mixture of active (\\textit{i.e.}, self-propelled) and passive isometric Brownian particles through Brownian dynamics simulations and theory. As in a purely active system, motility of the active component triggers phase separation into a dense and a dilute phase; in the dense phase we further find active-passive segregation, with \"rafts\" of passive particles in a \"sea\" of active particles. We find that phase separation from an initially disordered mixture can occur with as little as 15 percent of the particles being active. Finall","authors_text":"Davide Marenduzzo, Joakim Stenhammar, Michael E. Cates, Raphael Wittkowski","cross_cats":["cond-mat.stat-mech","physics.bio-ph","physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-08-21T23:50:06Z","title":"Activity-induced phase separation and self-assembly in mixtures of active and passive particles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.5175","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":"sha256:5e8abc49608197c9f2dac32551c449dc41e610ac1f33e39322f6257804097ec6","target":"record","created_at":"2026-05-18T02:29:54Z","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":"b3daff6ff32e93587546001d345a195dba47f6e109319a045fdc5b8d1408b8ad","cross_cats_sorted":["cond-mat.stat-mech","physics.bio-ph","physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-08-21T23:50:06Z","title_canon_sha256":"238856b445debeda655ec806d5dc091d584dfb43b64e776f474bb81d7e313a17"},"schema_version":"1.0","source":{"id":"1408.5175","kind":"arxiv","version":2}},"canonical_sha256":"1c1dd51331bda4668f418808f018f5761607a47e0f479bcd140f26940a9c49a2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1c1dd51331bda4668f418808f018f5761607a47e0f479bcd140f26940a9c49a2","first_computed_at":"2026-05-18T02:29:54.867351Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:29:54.867351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IKNucFojRJHEwDlXESfYP29L4h3YW4vstcmLwMi2kO2WJ0YpnwiuuAdMEApUKzqhD/tAn3nj2Wp51B91TZ30BA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:29:54.867770Z","signed_message":"canonical_sha256_bytes"},"source_id":"1408.5175","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5e8abc49608197c9f2dac32551c449dc41e610ac1f33e39322f6257804097ec6","sha256:8ba4fd9ddc2a411cf363f0bb69051813a6f76992fa3fb1140c037d9c1f5b1454"],"state_sha256":"ba8e9cc855831e5fd7425c338bf49093dce5d1f18c9c07200c945865b370199d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DPNKOhmLRz1uqwhxmjRSezu3ZAL2rLC2AuXtb712F5W0209urd4jEPztRIZ+Q8IMlLBDBXBN6uWLRXn8x6FADg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T11:20:49.814633Z","bundle_sha256":"cc7168618fd2fda66fddba1723d2ed64ba61a1ab6045ad542d0eaa605cbbfc64"}}