{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:OZD6FP5OKZP4ORT2WV42ZLTBQ2","short_pith_number":"pith:OZD6FP5O","canonical_record":{"source":{"id":"2107.09740","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-07-20T19:31:17Z","cross_cats_sorted":[],"title_canon_sha256":"bb9859aa9751c6866ddfb94ec5c18436b32281a6328ed2687faa9fe212efe2d8","abstract_canon_sha256":"d1cff34758efdb9cd4f08f86c267f717d6cba82acf1f0dc93aedda90c91d0fe9"},"schema_version":"1.0"},"canonical_sha256":"7647e2bfae565fc7467ab579acae6186be4585facddf6b00581541720771b114","source":{"kind":"arxiv","id":"2107.09740","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.09740","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"arxiv_version","alias_value":"2107.09740v2","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.09740","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"pith_short_12","alias_value":"OZD6FP5OKZP4","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"OZD6FP5OKZP4ORT2","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"OZD6FP5O","created_at":"2026-07-05T03:31:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:OZD6FP5OKZP4ORT2WV42ZLTBQ2","target":"record","payload":{"canonical_record":{"source":{"id":"2107.09740","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-07-20T19:31:17Z","cross_cats_sorted":[],"title_canon_sha256":"bb9859aa9751c6866ddfb94ec5c18436b32281a6328ed2687faa9fe212efe2d8","abstract_canon_sha256":"d1cff34758efdb9cd4f08f86c267f717d6cba82acf1f0dc93aedda90c91d0fe9"},"schema_version":"1.0"},"canonical_sha256":"7647e2bfae565fc7467ab579acae6186be4585facddf6b00581541720771b114","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:31:03.565367Z","signature_b64":"HLKS4LplBxY6POMZGmjPkX44y92VY1XW8kzdPRRi2GocKjEDa4t49Q7M//DN+wWgGtjaEH3v7YfgABIIn+dSCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7647e2bfae565fc7467ab579acae6186be4585facddf6b00581541720771b114","last_reissued_at":"2026-07-05T03:31:03.564950Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:31:03.564950Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2107.09740","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":"2026-07-05T03:31:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6fGWRPCE13N3+zkQ5+WLrmQRbd9ayn1IaU7nEyYjmnRu1fiPq9kwvGXSRof1EwTGpLHOPirKzIjNpBi7o+vDDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T06:54:32.379236Z"},"content_sha256":"ae372d393792ea2931f5f69981a7e1f3646586e108fe3f6f32108891509517f2","schema_version":"1.0","event_id":"sha256:ae372d393792ea2931f5f69981a7e1f3646586e108fe3f6f32108891509517f2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:OZD6FP5OKZP4ORT2WV42ZLTBQ2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stray magnetic field and stability of time-dependent viscous electron flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"E. V. Gorbar, P. O. Sukhachov","submitted_at":"2021-07-20T19:31:17Z","abstract_excerpt":"A hydrodynamic flow of electrons driven by an oscillating electric field in Dirac and Weyl semimetals is investigated. It is found that a double-peak profile of the electric current appears and is manifested in a stray magnetic field with peaks in one of the field components. The nontrivial current profile originates from the interplay of viscous and inertial properties of the electron fluid as well as the boundary conditions. Analytical results are supported by numerical calculations in samples of different geometries such as straight channels, nozzles, and cavities. The double-peak profile o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.09740","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/2107.09740/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":"2026-07-05T03:31:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/8Q+WW+U7jaLWrk25VSf0rA6dHfT3aG85QG2mcGIpdDuw3qmkIcwkcVQnUiXQMTKOfmk9gzQBYGU812kTChZAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T06:54:32.379880Z"},"content_sha256":"7d788b2f47f3b0085fe24ca62939456ee101f7604dd249444ff57c2ac7111ce6","schema_version":"1.0","event_id":"sha256:7d788b2f47f3b0085fe24ca62939456ee101f7604dd249444ff57c2ac7111ce6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OZD6FP5OKZP4ORT2WV42ZLTBQ2/bundle.json","state_url":"https://pith.science/pith/OZD6FP5OKZP4ORT2WV42ZLTBQ2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OZD6FP5OKZP4ORT2WV42ZLTBQ2/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":"2026-07-09T06:54:32Z","links":{"resolver":"https://pith.science/pith/OZD6FP5OKZP4ORT2WV42ZLTBQ2","bundle":"https://pith.science/pith/OZD6FP5OKZP4ORT2WV42ZLTBQ2/bundle.json","state":"https://pith.science/pith/OZD6FP5OKZP4ORT2WV42ZLTBQ2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OZD6FP5OKZP4ORT2WV42ZLTBQ2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:OZD6FP5OKZP4ORT2WV42ZLTBQ2","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":"d1cff34758efdb9cd4f08f86c267f717d6cba82acf1f0dc93aedda90c91d0fe9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-07-20T19:31:17Z","title_canon_sha256":"bb9859aa9751c6866ddfb94ec5c18436b32281a6328ed2687faa9fe212efe2d8"},"schema_version":"1.0","source":{"id":"2107.09740","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.09740","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"arxiv_version","alias_value":"2107.09740v2","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.09740","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"pith_short_12","alias_value":"OZD6FP5OKZP4","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"OZD6FP5OKZP4ORT2","created_at":"2026-07-05T03:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"OZD6FP5O","created_at":"2026-07-05T03:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:7d788b2f47f3b0085fe24ca62939456ee101f7604dd249444ff57c2ac7111ce6","target":"graph","created_at":"2026-07-05T03:31:03Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2107.09740/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A hydrodynamic flow of electrons driven by an oscillating electric field in Dirac and Weyl semimetals is investigated. It is found that a double-peak profile of the electric current appears and is manifested in a stray magnetic field with peaks in one of the field components. The nontrivial current profile originates from the interplay of viscous and inertial properties of the electron fluid as well as the boundary conditions. Analytical results are supported by numerical calculations in samples of different geometries such as straight channels, nozzles, and cavities. The double-peak profile o","authors_text":"E. V. Gorbar, P. O. Sukhachov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-07-20T19:31:17Z","title":"Stray magnetic field and stability of time-dependent viscous electron flow"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.09740","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:ae372d393792ea2931f5f69981a7e1f3646586e108fe3f6f32108891509517f2","target":"record","created_at":"2026-07-05T03:31:03Z","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":"d1cff34758efdb9cd4f08f86c267f717d6cba82acf1f0dc93aedda90c91d0fe9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-07-20T19:31:17Z","title_canon_sha256":"bb9859aa9751c6866ddfb94ec5c18436b32281a6328ed2687faa9fe212efe2d8"},"schema_version":"1.0","source":{"id":"2107.09740","kind":"arxiv","version":2}},"canonical_sha256":"7647e2bfae565fc7467ab579acae6186be4585facddf6b00581541720771b114","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7647e2bfae565fc7467ab579acae6186be4585facddf6b00581541720771b114","first_computed_at":"2026-07-05T03:31:03.564950Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:31:03.564950Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HLKS4LplBxY6POMZGmjPkX44y92VY1XW8kzdPRRi2GocKjEDa4t49Q7M//DN+wWgGtjaEH3v7YfgABIIn+dSCA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:31:03.565367Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.09740","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ae372d393792ea2931f5f69981a7e1f3646586e108fe3f6f32108891509517f2","sha256:7d788b2f47f3b0085fe24ca62939456ee101f7604dd249444ff57c2ac7111ce6"],"state_sha256":"c8257d98151f119adae4b013d39c9043fd8557424bab97ac294cbcb2b16a7303"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CFFAEwA/0X4gimcY7bgn7lwL3G0h68HXkAIAFRzi6XNNu3buR9WBZ5Y4opNmnl/IVShUr8HA9avTkYghmhF4DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T06:54:32.383453Z","bundle_sha256":"92ff5b19efada74dba7b54066aab936ad94376125b820706fc1fce6e50b9506a"}}