{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:OFTL2D7KX5MXAG63E6JPLAIGGX","short_pith_number":"pith:OFTL2D7K","canonical_record":{"source":{"id":"1607.03177","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-07-11T21:51:17Z","cross_cats_sorted":[],"title_canon_sha256":"9ae094621006dd298eaab49ffbeb293fc60124c24d38f0a2312893685d40bcde","abstract_canon_sha256":"8375a53375cd99506eb81f7beb44fb7c3b8a82fa6cd83c14bbfe694f18ad430a"},"schema_version":"1.0"},"canonical_sha256":"7166bd0feabf59701bdb2792f5810635e2a32cf1e58abfa8bfa0ccee01ca50d2","source":{"kind":"arxiv","id":"1607.03177","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.03177","created_at":"2026-05-18T01:11:09Z"},{"alias_kind":"arxiv_version","alias_value":"1607.03177v1","created_at":"2026-05-18T01:11:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.03177","created_at":"2026-05-18T01:11:09Z"},{"alias_kind":"pith_short_12","alias_value":"OFTL2D7KX5MX","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"OFTL2D7KX5MXAG63","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"OFTL2D7K","created_at":"2026-05-18T12:30:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:OFTL2D7KX5MXAG63E6JPLAIGGX","target":"record","payload":{"canonical_record":{"source":{"id":"1607.03177","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-07-11T21:51:17Z","cross_cats_sorted":[],"title_canon_sha256":"9ae094621006dd298eaab49ffbeb293fc60124c24d38f0a2312893685d40bcde","abstract_canon_sha256":"8375a53375cd99506eb81f7beb44fb7c3b8a82fa6cd83c14bbfe694f18ad430a"},"schema_version":"1.0"},"canonical_sha256":"7166bd0feabf59701bdb2792f5810635e2a32cf1e58abfa8bfa0ccee01ca50d2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:11:09.635119Z","signature_b64":"aAgu1QFiiw9PiRJ0I6XVBDqP/M6PraPhQoeo8kRSwXJvqXY/aKVkwwF+epdxusOfJkFx4MbSIekA5OLIIDEdCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7166bd0feabf59701bdb2792f5810635e2a32cf1e58abfa8bfa0ccee01ca50d2","last_reissued_at":"2026-05-18T01:11:09.634641Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:11:09.634641Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.03177","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:11:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vsQI5jC/6XGxoXXxV4ifBZTKVZyumG1bpAreZ/sETQABi4BoWyGCq3ciYXAwX8PkxyvOwIzXVrxxGWzCKo4sAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T01:22:35.080797Z"},"content_sha256":"bb47bbadb965f018248d2d15f529af90bcc84236b4bf5ad60fb72c85dcc1877f","schema_version":"1.0","event_id":"sha256:bb47bbadb965f018248d2d15f529af90bcc84236b4bf5ad60fb72c85dcc1877f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:OFTL2D7KX5MXAG63E6JPLAIGGX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Charge of dust particles in a particle chain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Lorin Swint Matthews, Mudi Chen, Razieh Yousefi, Truell W. Hyde","submitted_at":"2016-07-11T21:51:17Z","abstract_excerpt":"Charged dust particles form structures which are extended in the vertical direction in the electrode sheath of a rf discharge when confined within a glass box. The charge on each particle as a function of height varies due to the changing plasma conditions and the wakefield of upstream particles. Here an analysis of the equilibrium state of chains of varying number of particles is analyzed to determine the charge on each particle within a vertically extended chain as well as the magnitude of the positive wakefield charge."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.03177","kind":"arxiv","version":1},"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":"2026-05-18T01:11:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JlkIJUO2TqkGSq7vbOM1Kjkalsq4/x4WN7QHuUVYtSgwp2aMMBI+o2i0Q75NiEyHbWDJXZO/n/fCd5HGIfmUBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T01:22:35.081460Z"},"content_sha256":"3e846c31ff2527a11ee6e1d53c2a34169b8aefb10e1cc10e8db6cde97f185693","schema_version":"1.0","event_id":"sha256:3e846c31ff2527a11ee6e1d53c2a34169b8aefb10e1cc10e8db6cde97f185693"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OFTL2D7KX5MXAG63E6JPLAIGGX/bundle.json","state_url":"https://pith.science/pith/OFTL2D7KX5MXAG63E6JPLAIGGX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OFTL2D7KX5MXAG63E6JPLAIGGX/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":"2026-06-05T01:22:35Z","links":{"resolver":"https://pith.science/pith/OFTL2D7KX5MXAG63E6JPLAIGGX","bundle":"https://pith.science/pith/OFTL2D7KX5MXAG63E6JPLAIGGX/bundle.json","state":"https://pith.science/pith/OFTL2D7KX5MXAG63E6JPLAIGGX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OFTL2D7KX5MXAG63E6JPLAIGGX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:OFTL2D7KX5MXAG63E6JPLAIGGX","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":"8375a53375cd99506eb81f7beb44fb7c3b8a82fa6cd83c14bbfe694f18ad430a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-07-11T21:51:17Z","title_canon_sha256":"9ae094621006dd298eaab49ffbeb293fc60124c24d38f0a2312893685d40bcde"},"schema_version":"1.0","source":{"id":"1607.03177","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.03177","created_at":"2026-05-18T01:11:09Z"},{"alias_kind":"arxiv_version","alias_value":"1607.03177v1","created_at":"2026-05-18T01:11:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.03177","created_at":"2026-05-18T01:11:09Z"},{"alias_kind":"pith_short_12","alias_value":"OFTL2D7KX5MX","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"OFTL2D7KX5MXAG63","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"OFTL2D7K","created_at":"2026-05-18T12:30:36Z"}],"graph_snapshots":[{"event_id":"sha256:3e846c31ff2527a11ee6e1d53c2a34169b8aefb10e1cc10e8db6cde97f185693","target":"graph","created_at":"2026-05-18T01:11:09Z","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":"Charged dust particles form structures which are extended in the vertical direction in the electrode sheath of a rf discharge when confined within a glass box. The charge on each particle as a function of height varies due to the changing plasma conditions and the wakefield of upstream particles. Here an analysis of the equilibrium state of chains of varying number of particles is analyzed to determine the charge on each particle within a vertically extended chain as well as the magnitude of the positive wakefield charge.","authors_text":"Lorin Swint Matthews, Mudi Chen, Razieh Yousefi, Truell W. Hyde","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-07-11T21:51:17Z","title":"Charge of dust particles in a particle chain"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.03177","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:bb47bbadb965f018248d2d15f529af90bcc84236b4bf5ad60fb72c85dcc1877f","target":"record","created_at":"2026-05-18T01:11:09Z","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":"8375a53375cd99506eb81f7beb44fb7c3b8a82fa6cd83c14bbfe694f18ad430a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-07-11T21:51:17Z","title_canon_sha256":"9ae094621006dd298eaab49ffbeb293fc60124c24d38f0a2312893685d40bcde"},"schema_version":"1.0","source":{"id":"1607.03177","kind":"arxiv","version":1}},"canonical_sha256":"7166bd0feabf59701bdb2792f5810635e2a32cf1e58abfa8bfa0ccee01ca50d2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7166bd0feabf59701bdb2792f5810635e2a32cf1e58abfa8bfa0ccee01ca50d2","first_computed_at":"2026-05-18T01:11:09.634641Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:11:09.634641Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aAgu1QFiiw9PiRJ0I6XVBDqP/M6PraPhQoeo8kRSwXJvqXY/aKVkwwF+epdxusOfJkFx4MbSIekA5OLIIDEdCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:11:09.635119Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.03177","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bb47bbadb965f018248d2d15f529af90bcc84236b4bf5ad60fb72c85dcc1877f","sha256:3e846c31ff2527a11ee6e1d53c2a34169b8aefb10e1cc10e8db6cde97f185693"],"state_sha256":"55d906f3c2f0bfec7ea4b92ec7119b2206869732c12fb0d826e69e514f0c8a31"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EdQa/1a7JDkhnjqQesWmNCE9REsckRUznqGyObV67Ryqfaq4rdei8EKoES+x6ko3G7qGC7FIsaYbd+L3XSjrBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T01:22:35.084750Z","bundle_sha256":"1e4b84c217042f699acb28eee611a7616a36fe70f4a6dfb83f114ba7e6dec1fd"}}