{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:5JV5BMO4Z5XTFC3KOV5IX3AA33","short_pith_number":"pith:5JV5BMO4","canonical_record":{"source":{"id":"1804.03835","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-04-11T06:53:27Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"e2bcf46eb7bff7da506babb6feaa578f7da1dd235dde817166afce1ad9e31e0b","abstract_canon_sha256":"b6eeba3ed222a67c2b685ee7f4e735284100631386b5df5c810a78ac2deb1807"},"schema_version":"1.0"},"canonical_sha256":"ea6bd0b1dccf6f328b6a757a8bec00dec21957596982df69e6e2b40638904e23","source":{"kind":"arxiv","id":"1804.03835","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.03835","created_at":"2026-05-18T00:02:35Z"},{"alias_kind":"arxiv_version","alias_value":"1804.03835v1","created_at":"2026-05-18T00:02:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.03835","created_at":"2026-05-18T00:02:35Z"},{"alias_kind":"pith_short_12","alias_value":"5JV5BMO4Z5XT","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"5JV5BMO4Z5XTFC3K","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"5JV5BMO4","created_at":"2026-05-18T12:32:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:5JV5BMO4Z5XTFC3KOV5IX3AA33","target":"record","payload":{"canonical_record":{"source":{"id":"1804.03835","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-04-11T06:53:27Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"e2bcf46eb7bff7da506babb6feaa578f7da1dd235dde817166afce1ad9e31e0b","abstract_canon_sha256":"b6eeba3ed222a67c2b685ee7f4e735284100631386b5df5c810a78ac2deb1807"},"schema_version":"1.0"},"canonical_sha256":"ea6bd0b1dccf6f328b6a757a8bec00dec21957596982df69e6e2b40638904e23","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:35.255176Z","signature_b64":"slIg3321EH90LWXg0seLosM9w2G0/Nm479U8a0RsRv27eA1V1NU2YYY4w51DNCB6Fr23gDexVPropQ2skLAvBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ea6bd0b1dccf6f328b6a757a8bec00dec21957596982df69e6e2b40638904e23","last_reissued_at":"2026-05-18T00:02:35.254551Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:35.254551Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.03835","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":"2026-05-18T00:02:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3meNRvm+1Jiosc/hBr5xFZyGj4eQ58yW2PgkRoYW5Pmmqaqq0gVsWYQ+8WiUn4yztJA4ZVjz6atAZvRMWYnFAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:16:14.656120Z"},"content_sha256":"5271ad5db89decb0ef9692f96f69618b10793a81a347be5dbdf30401ebd180d5","schema_version":"1.0","event_id":"sha256:5271ad5db89decb0ef9692f96f69618b10793a81a347be5dbdf30401ebd180d5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:5JV5BMO4Z5XTFC3KOV5IX3AA33","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dimensionally mixed coupled collective modes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.str-el","authors_text":"Ben Yu-Kuang Hu, E. H. Hwang, S. Das Sarma","submitted_at":"2018-04-11T06:53:27Z","abstract_excerpt":"We develop the diagrammatic formulation of the many-body theory for the coupled collective modes in interacting electron systems of different dimensions. The formalism is then applied in detail to a two-dimensional system coupled to a three-dimensional electron gas. We find two dimensionally-mixed plasmon modes which in the long wavelength limit are respectively 3D-like and acoustic in nature, but are strongly coupled at larger wave vectors. The same formalism can be applied to any dimensional combinations, and we also present the results for 1D-2D and 1D-3D coupled systems."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.03835","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":"2026-05-18T00:02:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O1PrjGW8xQGBL9b3/cFDdCUkUMbjUsYfkzJfXU+Um8idqDAJ3I+qKTF74+CrRAlAQvLy2s8LnE7vcCy4FD9BCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:16:14.656691Z"},"content_sha256":"7160e8d7a25bf8298cbe4f2350d4a6e247d2ef680706b6531bb515154c17c601","schema_version":"1.0","event_id":"sha256:7160e8d7a25bf8298cbe4f2350d4a6e247d2ef680706b6531bb515154c17c601"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5JV5BMO4Z5XTFC3KOV5IX3AA33/bundle.json","state_url":"https://pith.science/pith/5JV5BMO4Z5XTFC3KOV5IX3AA33/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5JV5BMO4Z5XTFC3KOV5IX3AA33/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":"2026-05-25T21:16:14Z","links":{"resolver":"https://pith.science/pith/5JV5BMO4Z5XTFC3KOV5IX3AA33","bundle":"https://pith.science/pith/5JV5BMO4Z5XTFC3KOV5IX3AA33/bundle.json","state":"https://pith.science/pith/5JV5BMO4Z5XTFC3KOV5IX3AA33/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5JV5BMO4Z5XTFC3KOV5IX3AA33/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:5JV5BMO4Z5XTFC3KOV5IX3AA33","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":"b6eeba3ed222a67c2b685ee7f4e735284100631386b5df5c810a78ac2deb1807","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-04-11T06:53:27Z","title_canon_sha256":"e2bcf46eb7bff7da506babb6feaa578f7da1dd235dde817166afce1ad9e31e0b"},"schema_version":"1.0","source":{"id":"1804.03835","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.03835","created_at":"2026-05-18T00:02:35Z"},{"alias_kind":"arxiv_version","alias_value":"1804.03835v1","created_at":"2026-05-18T00:02:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.03835","created_at":"2026-05-18T00:02:35Z"},{"alias_kind":"pith_short_12","alias_value":"5JV5BMO4Z5XT","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"5JV5BMO4Z5XTFC3K","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"5JV5BMO4","created_at":"2026-05-18T12:32:08Z"}],"graph_snapshots":[{"event_id":"sha256:7160e8d7a25bf8298cbe4f2350d4a6e247d2ef680706b6531bb515154c17c601","target":"graph","created_at":"2026-05-18T00:02:35Z","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 develop the diagrammatic formulation of the many-body theory for the coupled collective modes in interacting electron systems of different dimensions. The formalism is then applied in detail to a two-dimensional system coupled to a three-dimensional electron gas. We find two dimensionally-mixed plasmon modes which in the long wavelength limit are respectively 3D-like and acoustic in nature, but are strongly coupled at larger wave vectors. The same formalism can be applied to any dimensional combinations, and we also present the results for 1D-2D and 1D-3D coupled systems.","authors_text":"Ben Yu-Kuang Hu, E. H. Hwang, S. Das Sarma","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-04-11T06:53:27Z","title":"Dimensionally mixed coupled collective modes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.03835","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":"sha256:5271ad5db89decb0ef9692f96f69618b10793a81a347be5dbdf30401ebd180d5","target":"record","created_at":"2026-05-18T00:02:35Z","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":"b6eeba3ed222a67c2b685ee7f4e735284100631386b5df5c810a78ac2deb1807","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-04-11T06:53:27Z","title_canon_sha256":"e2bcf46eb7bff7da506babb6feaa578f7da1dd235dde817166afce1ad9e31e0b"},"schema_version":"1.0","source":{"id":"1804.03835","kind":"arxiv","version":1}},"canonical_sha256":"ea6bd0b1dccf6f328b6a757a8bec00dec21957596982df69e6e2b40638904e23","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ea6bd0b1dccf6f328b6a757a8bec00dec21957596982df69e6e2b40638904e23","first_computed_at":"2026-05-18T00:02:35.254551Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:35.254551Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"slIg3321EH90LWXg0seLosM9w2G0/Nm479U8a0RsRv27eA1V1NU2YYY4w51DNCB6Fr23gDexVPropQ2skLAvBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:35.255176Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.03835","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5271ad5db89decb0ef9692f96f69618b10793a81a347be5dbdf30401ebd180d5","sha256:7160e8d7a25bf8298cbe4f2350d4a6e247d2ef680706b6531bb515154c17c601"],"state_sha256":"9968f1e08d29222ecd3f1d3a69a415bf95164fd6bda1186ebfc07c53f587a930"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GDXd9+YQpvrCVxdxTuHNEbi05N74H3zpCnerk+qM/AQwVcWvESMoDmlQoKNhRCRQ1NCaBF4FOBaHDmEGo8JMCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T21:16:14.659415Z","bundle_sha256":"21d64c749b8e0b71bc2809c43f6d9b8a43148ec0cdee50c08c7ba8391e063f61"}}