{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:V232NVHNVATZJUO7HEEEOXLBOM","short_pith_number":"pith:V232NVHN","canonical_record":{"source":{"id":"1009.1930","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2010-09-10T04:47:07Z","cross_cats_sorted":[],"title_canon_sha256":"4c799e8d3732b9f2f459366190a90b6a37a9db6b44fc0783527ba92b1b872265","abstract_canon_sha256":"5beaed5a5a84234947a0d9857123a9d23efbbd48477e8c54b461fecdc266ca3f"},"schema_version":"1.0"},"canonical_sha256":"aeb7a6d4eda82794d1df3908475d6173288a4127e3bb07aa57dbaeced536955e","source":{"kind":"arxiv","id":"1009.1930","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1930","created_at":"2026-05-18T04:17:03Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1930v2","created_at":"2026-05-18T04:17:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1930","created_at":"2026-05-18T04:17:03Z"},{"alias_kind":"pith_short_12","alias_value":"V232NVHNVATZ","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"V232NVHNVATZJUO7","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"V232NVHN","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:V232NVHNVATZJUO7HEEEOXLBOM","target":"record","payload":{"canonical_record":{"source":{"id":"1009.1930","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2010-09-10T04:47:07Z","cross_cats_sorted":[],"title_canon_sha256":"4c799e8d3732b9f2f459366190a90b6a37a9db6b44fc0783527ba92b1b872265","abstract_canon_sha256":"5beaed5a5a84234947a0d9857123a9d23efbbd48477e8c54b461fecdc266ca3f"},"schema_version":"1.0"},"canonical_sha256":"aeb7a6d4eda82794d1df3908475d6173288a4127e3bb07aa57dbaeced536955e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:17:03.227489Z","signature_b64":"SuVXznjiv4fhdKwQCNHAZxgneLCUtqHfH88yB8rbRqSF8qEqAviHGeNIgpwdXM4deiu1VimsfxyRH7RnuNcYAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aeb7a6d4eda82794d1df3908475d6173288a4127e3bb07aa57dbaeced536955e","last_reissued_at":"2026-05-18T04:17:03.227023Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:17:03.227023Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.1930","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":"2026-05-18T04:17:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7kRigI3kwpGzFtZT5IZs//gEh6x2Lg04Q05OSizSwue70gLyj0uBUqCnk2UcSRT4RJrq45FFN+xFJcFXboXrAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:28:01.288981Z"},"content_sha256":"7e4d4eaa46f37b176bbda99746e4f572681edda3d2ce3432ca2dbff2e5bd02c6","schema_version":"1.0","event_id":"sha256:7e4d4eaa46f37b176bbda99746e4f572681edda3d2ce3432ca2dbff2e5bd02c6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:V232NVHNVATZJUO7HEEEOXLBOM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pattern formation in colloidal explosions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Ard A. Louis, Arthur V. Straube, Clemens Bechinger, J\\\"org Baumgartl, Roel P. A. Dullens","submitted_at":"2010-09-10T04:47:07Z","abstract_excerpt":"We study the non-equilibrium pattern formation that emerges when magnetically repelling colloids, trapped by optical tweezers, are abruptly released, forming colloidal explosions. For multiple colloids in a single trap we observe a pattern of expanding concentric rings. For colloids individually trapped in a line, we observe explosions with a zigzag pattern that persists even when magnetic interactions are much weaker than those that break the linear symmetry in equilibrium. Theory and computer simulations quantitatively describe these phenomena both in and out of equilibrium. An analysis of t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1930","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":"2026-05-18T04:17:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xFIU8Sf7W1h9D1zBDPAbEX12q9XVSiHre7ZIitGHlf9l3W1TwsP7nvZvXa0ay9zsNF2SqqLcYLBRzuyBcMvmDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:28:01.289673Z"},"content_sha256":"4c0b5bb166155f2fa6f6c310fadde329f048e928b8a9187f2c99e3c381acca10","schema_version":"1.0","event_id":"sha256:4c0b5bb166155f2fa6f6c310fadde329f048e928b8a9187f2c99e3c381acca10"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V232NVHNVATZJUO7HEEEOXLBOM/bundle.json","state_url":"https://pith.science/pith/V232NVHNVATZJUO7HEEEOXLBOM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V232NVHNVATZJUO7HEEEOXLBOM/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":"2026-05-27T13:28:01Z","links":{"resolver":"https://pith.science/pith/V232NVHNVATZJUO7HEEEOXLBOM","bundle":"https://pith.science/pith/V232NVHNVATZJUO7HEEEOXLBOM/bundle.json","state":"https://pith.science/pith/V232NVHNVATZJUO7HEEEOXLBOM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V232NVHNVATZJUO7HEEEOXLBOM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:V232NVHNVATZJUO7HEEEOXLBOM","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":"5beaed5a5a84234947a0d9857123a9d23efbbd48477e8c54b461fecdc266ca3f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2010-09-10T04:47:07Z","title_canon_sha256":"4c799e8d3732b9f2f459366190a90b6a37a9db6b44fc0783527ba92b1b872265"},"schema_version":"1.0","source":{"id":"1009.1930","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1930","created_at":"2026-05-18T04:17:03Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1930v2","created_at":"2026-05-18T04:17:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1930","created_at":"2026-05-18T04:17:03Z"},{"alias_kind":"pith_short_12","alias_value":"V232NVHNVATZ","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"V232NVHNVATZJUO7","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"V232NVHN","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:4c0b5bb166155f2fa6f6c310fadde329f048e928b8a9187f2c99e3c381acca10","target":"graph","created_at":"2026-05-18T04:17:03Z","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 study the non-equilibrium pattern formation that emerges when magnetically repelling colloids, trapped by optical tweezers, are abruptly released, forming colloidal explosions. For multiple colloids in a single trap we observe a pattern of expanding concentric rings. For colloids individually trapped in a line, we observe explosions with a zigzag pattern that persists even when magnetic interactions are much weaker than those that break the linear symmetry in equilibrium. Theory and computer simulations quantitatively describe these phenomena both in and out of equilibrium. An analysis of t","authors_text":"Ard A. Louis, Arthur V. Straube, Clemens Bechinger, J\\\"org Baumgartl, Roel P. A. Dullens","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2010-09-10T04:47:07Z","title":"Pattern formation in colloidal explosions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1930","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":"sha256:7e4d4eaa46f37b176bbda99746e4f572681edda3d2ce3432ca2dbff2e5bd02c6","target":"record","created_at":"2026-05-18T04:17:03Z","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":"5beaed5a5a84234947a0d9857123a9d23efbbd48477e8c54b461fecdc266ca3f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2010-09-10T04:47:07Z","title_canon_sha256":"4c799e8d3732b9f2f459366190a90b6a37a9db6b44fc0783527ba92b1b872265"},"schema_version":"1.0","source":{"id":"1009.1930","kind":"arxiv","version":2}},"canonical_sha256":"aeb7a6d4eda82794d1df3908475d6173288a4127e3bb07aa57dbaeced536955e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aeb7a6d4eda82794d1df3908475d6173288a4127e3bb07aa57dbaeced536955e","first_computed_at":"2026-05-18T04:17:03.227023Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:17:03.227023Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SuVXznjiv4fhdKwQCNHAZxgneLCUtqHfH88yB8rbRqSF8qEqAviHGeNIgpwdXM4deiu1VimsfxyRH7RnuNcYAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:17:03.227489Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.1930","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e4d4eaa46f37b176bbda99746e4f572681edda3d2ce3432ca2dbff2e5bd02c6","sha256:4c0b5bb166155f2fa6f6c310fadde329f048e928b8a9187f2c99e3c381acca10"],"state_sha256":"639834ec7d2416665039744c389cd5b59d66e798e374e56657b971b9e86cb006"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ypaH1XL7oYfFpi3HSYacrDTrA7p4SYGekUXntQJLKvLashdx/1kLkCv5XGxxiQE6ahfcxGwQ56FUVM4ziG2cBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T13:28:01.292766Z","bundle_sha256":"7780652e22bb16261bc4f58009d56d87e37f69e43b4a4014cf5c0f0f3107d222"}}