{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:CJWWG4GGKXMMJWWVZCITH6TJ4R","short_pith_number":"pith:CJWWG4GG","canonical_record":{"source":{"id":"1904.02176","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-04-03T18:00:40Z","cross_cats_sorted":[],"title_canon_sha256":"df8c84050a0b7642bdefea58a738377d5315d570f0b05ac9377e020dae314c8c","abstract_canon_sha256":"625a0ceb2809d2d638191a3b05ef2e4b02021dae524cf28f3dfe12ce35bf46b1"},"schema_version":"1.0"},"canonical_sha256":"126d6370c655d8c4dad5c89133fa69e4642e552b164e38d5ea40984f20da9b2d","source":{"kind":"arxiv","id":"1904.02176","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.02176","created_at":"2026-05-17T23:41:53Z"},{"alias_kind":"arxiv_version","alias_value":"1904.02176v2","created_at":"2026-05-17T23:41:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.02176","created_at":"2026-05-17T23:41:53Z"},{"alias_kind":"pith_short_12","alias_value":"CJWWG4GGKXMM","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"CJWWG4GGKXMMJWWV","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"CJWWG4GG","created_at":"2026-05-18T12:33:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:CJWWG4GGKXMMJWWVZCITH6TJ4R","target":"record","payload":{"canonical_record":{"source":{"id":"1904.02176","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-04-03T18:00:40Z","cross_cats_sorted":[],"title_canon_sha256":"df8c84050a0b7642bdefea58a738377d5315d570f0b05ac9377e020dae314c8c","abstract_canon_sha256":"625a0ceb2809d2d638191a3b05ef2e4b02021dae524cf28f3dfe12ce35bf46b1"},"schema_version":"1.0"},"canonical_sha256":"126d6370c655d8c4dad5c89133fa69e4642e552b164e38d5ea40984f20da9b2d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:41:53.192577Z","signature_b64":"Yzs0PYk6z54WePYeZaZXtucMtCQwJiZIDZzXQxXq08+pmhJmDqB+DaQuPsOYGury4qOREJ0TEWntloG8t1o0BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"126d6370c655d8c4dad5c89133fa69e4642e552b164e38d5ea40984f20da9b2d","last_reissued_at":"2026-05-17T23:41:53.191859Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:41:53.191859Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.02176","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":"2026-05-17T23:41:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uiUIZgg2hgA2Sfx4LuGk3+oTsGHVl2vIEDTftlFLqJX3ZiA+24FR8PLa7Vm9c0tdX4u9NkjUTxUyEm5rX3j5AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T05:34:35.038489Z"},"content_sha256":"a4f04f75ef4f2adc13e7c24e2eb68d445c0b1bd437530bbe48d3ade2dfc54f6f","schema_version":"1.0","event_id":"sha256:a4f04f75ef4f2adc13e7c24e2eb68d445c0b1bd437530bbe48d3ade2dfc54f6f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:CJWWG4GGKXMMJWWVZCITH6TJ4R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effects of Dissipation on Solitons in the Hydrodynamic Regime of Graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"John McGreevy, Thomas Zdyrski","submitted_at":"2019-04-03T18:00:40Z","abstract_excerpt":"We use hydrodynamic techniques to analyze the one-dimensional propagation of solitons in gated graphene on an arbitrary uniform background current. Results are derived for both the Fermi liquid and Dirac fluid regimes. We find that these solutions satisfy the Korteweg-de Vries-Burgers equation. Viscous dissipation and ohmic heating are included, causing the solitons to decay. Experiments are proposed to measure this decay and thereby quantify the shear viscosity in graphene."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.02176","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":"2026-05-17T23:41:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u9JpjcPgn2RcxgtRiP5yrzyVL+Ncz1miJZ5bSo3MraxWwJ/GJugYDK9jJcWf6+otoYutha4Nzb22nKxt3TvuDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T05:34:35.039114Z"},"content_sha256":"f6ae6a395b97e110b5dc0a17ef659b364c1c60d548a5ce0d84e1fd04816d29c8","schema_version":"1.0","event_id":"sha256:f6ae6a395b97e110b5dc0a17ef659b364c1c60d548a5ce0d84e1fd04816d29c8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CJWWG4GGKXMMJWWVZCITH6TJ4R/bundle.json","state_url":"https://pith.science/pith/CJWWG4GGKXMMJWWVZCITH6TJ4R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CJWWG4GGKXMMJWWVZCITH6TJ4R/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":"2026-05-27T05:34:35Z","links":{"resolver":"https://pith.science/pith/CJWWG4GGKXMMJWWVZCITH6TJ4R","bundle":"https://pith.science/pith/CJWWG4GGKXMMJWWVZCITH6TJ4R/bundle.json","state":"https://pith.science/pith/CJWWG4GGKXMMJWWVZCITH6TJ4R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CJWWG4GGKXMMJWWVZCITH6TJ4R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:CJWWG4GGKXMMJWWVZCITH6TJ4R","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":"625a0ceb2809d2d638191a3b05ef2e4b02021dae524cf28f3dfe12ce35bf46b1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-04-03T18:00:40Z","title_canon_sha256":"df8c84050a0b7642bdefea58a738377d5315d570f0b05ac9377e020dae314c8c"},"schema_version":"1.0","source":{"id":"1904.02176","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.02176","created_at":"2026-05-17T23:41:53Z"},{"alias_kind":"arxiv_version","alias_value":"1904.02176v2","created_at":"2026-05-17T23:41:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.02176","created_at":"2026-05-17T23:41:53Z"},{"alias_kind":"pith_short_12","alias_value":"CJWWG4GGKXMM","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"CJWWG4GGKXMMJWWV","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"CJWWG4GG","created_at":"2026-05-18T12:33:15Z"}],"graph_snapshots":[{"event_id":"sha256:f6ae6a395b97e110b5dc0a17ef659b364c1c60d548a5ce0d84e1fd04816d29c8","target":"graph","created_at":"2026-05-17T23:41:53Z","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 use hydrodynamic techniques to analyze the one-dimensional propagation of solitons in gated graphene on an arbitrary uniform background current. Results are derived for both the Fermi liquid and Dirac fluid regimes. We find that these solutions satisfy the Korteweg-de Vries-Burgers equation. Viscous dissipation and ohmic heating are included, causing the solitons to decay. Experiments are proposed to measure this decay and thereby quantify the shear viscosity in graphene.","authors_text":"John McGreevy, Thomas Zdyrski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-04-03T18:00:40Z","title":"Effects of Dissipation on Solitons in the Hydrodynamic Regime of Graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.02176","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:a4f04f75ef4f2adc13e7c24e2eb68d445c0b1bd437530bbe48d3ade2dfc54f6f","target":"record","created_at":"2026-05-17T23:41:53Z","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":"625a0ceb2809d2d638191a3b05ef2e4b02021dae524cf28f3dfe12ce35bf46b1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-04-03T18:00:40Z","title_canon_sha256":"df8c84050a0b7642bdefea58a738377d5315d570f0b05ac9377e020dae314c8c"},"schema_version":"1.0","source":{"id":"1904.02176","kind":"arxiv","version":2}},"canonical_sha256":"126d6370c655d8c4dad5c89133fa69e4642e552b164e38d5ea40984f20da9b2d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"126d6370c655d8c4dad5c89133fa69e4642e552b164e38d5ea40984f20da9b2d","first_computed_at":"2026-05-17T23:41:53.191859Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:41:53.191859Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Yzs0PYk6z54WePYeZaZXtucMtCQwJiZIDZzXQxXq08+pmhJmDqB+DaQuPsOYGury4qOREJ0TEWntloG8t1o0BA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:41:53.192577Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.02176","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a4f04f75ef4f2adc13e7c24e2eb68d445c0b1bd437530bbe48d3ade2dfc54f6f","sha256:f6ae6a395b97e110b5dc0a17ef659b364c1c60d548a5ce0d84e1fd04816d29c8"],"state_sha256":"e464b25c5200f97df7c9a976812e2da24b5bfecfdb9212aaa285eec522cf91f2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SbkJS8aA7tIxh61zUlSWvKB61WvEoqFg+qt4CPXJnxgpXF7blFpV+MeHrH0WaKGnaxReNN2V1iQEhhpFvDzXCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T05:34:35.042664Z","bundle_sha256":"f9253baf15f2092b906b76f434b3d95ba35a5da66803bbac206636efb996ae1b"}}