{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:UMD7APNWV36XJTEE3FLAERZKHD","short_pith_number":"pith:UMD7APNW","canonical_record":{"source":{"id":"2407.02024","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-07-02T07:45:34Z","cross_cats_sorted":[],"title_canon_sha256":"35ec0d11f68fd4dd7daaa4249245cf09986a981e76a44712a6433a3734632763","abstract_canon_sha256":"d24affd664937b276f39d2eed15b73382aaf33cfb2e48ce7a0e02927308c0ad3"},"schema_version":"1.0"},"canonical_sha256":"a307f03db6aefd74cc84d95602472a38d0f5b16f49a8a41c06812ee8faa77638","source":{"kind":"arxiv","id":"2407.02024","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.02024","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"arxiv_version","alias_value":"2407.02024v4","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.02024","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"pith_short_12","alias_value":"UMD7APNWV36X","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"pith_short_16","alias_value":"UMD7APNWV36XJTEE","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"pith_short_8","alias_value":"UMD7APNW","created_at":"2026-07-05T10:51:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:UMD7APNWV36XJTEE3FLAERZKHD","target":"record","payload":{"canonical_record":{"source":{"id":"2407.02024","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-07-02T07:45:34Z","cross_cats_sorted":[],"title_canon_sha256":"35ec0d11f68fd4dd7daaa4249245cf09986a981e76a44712a6433a3734632763","abstract_canon_sha256":"d24affd664937b276f39d2eed15b73382aaf33cfb2e48ce7a0e02927308c0ad3"},"schema_version":"1.0"},"canonical_sha256":"a307f03db6aefd74cc84d95602472a38d0f5b16f49a8a41c06812ee8faa77638","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:51:23.645965Z","signature_b64":"rg8nQABQXqrTBRC+GAU84t9tVrvFShfinpoCqz3xWKyoAlKSEGKfcICmVQt1KwwxtTDslSj9BOZG2mdX89FsBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a307f03db6aefd74cc84d95602472a38d0f5b16f49a8a41c06812ee8faa77638","last_reissued_at":"2026-07-05T10:51:23.645470Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:51:23.645470Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.02024","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:51:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Uk99hg3cNjQ9ZrFDWKM/Efp5Un4mXa7cvo8NE2lCK/zduQOXNMqstPsHdR7cgHlJ1GsLp39Dg+qNTlbqnG9gAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T07:48:40.873948Z"},"content_sha256":"d8ccc474b261bd6d7ef6ee19fd93b17560bf4de2e120dcdb7319d77057b27170","schema_version":"1.0","event_id":"sha256:d8ccc474b261bd6d7ef6ee19fd93b17560bf4de2e120dcdb7319d77057b27170"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:UMD7APNWV36XJTEE3FLAERZKHD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strong Intrinsic Longitudinal Coupling in Circuit Quantum Electrodynamics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"C.A. Potts, E.W. Strijbis, G.A. Steele, R.C. Dekker, S. Deve","submitted_at":"2024-07-02T07:45:34Z","abstract_excerpt":"Radiation-pressure interactions between harmonic oscillators have enabled exquisite measurement precision and control, made possible by using strong sideband drives, enhancing the coupling rate while also linearizing the interaction. In this letter, we demonstrate a strong intrinsic longitudinal coupling, a circuit quantum electrodynamics analogue of the radiation-pressure interaction, between a transmon qubit and a linear microwave resonator. A red-detuned sideband drive results in an on-demand Jaynes-Cummings interaction with a high on-off ratio. We measure a longitudinal coupling rate an or"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.02024","kind":"arxiv","version":4},"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/2407.02024/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":"2026-07-05T10:51:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ycp0FSsr4nSs2LKNBP0fsIJ4wAmobabvMyekb3tH5CJH/DVtaAOqNX2V40dpPR1fbGI2NxMHu9EuALrDR1XNDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T07:48:40.874576Z"},"content_sha256":"4cb6a1ab117470edcf231e73236e049ec028846ae4e1684bfc1ed4c9bfeb2979","schema_version":"1.0","event_id":"sha256:4cb6a1ab117470edcf231e73236e049ec028846ae4e1684bfc1ed4c9bfeb2979"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UMD7APNWV36XJTEE3FLAERZKHD/bundle.json","state_url":"https://pith.science/pith/UMD7APNWV36XJTEE3FLAERZKHD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UMD7APNWV36XJTEE3FLAERZKHD/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":"2026-08-01T07:48:40Z","links":{"resolver":"https://pith.science/pith/UMD7APNWV36XJTEE3FLAERZKHD","bundle":"https://pith.science/pith/UMD7APNWV36XJTEE3FLAERZKHD/bundle.json","state":"https://pith.science/pith/UMD7APNWV36XJTEE3FLAERZKHD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UMD7APNWV36XJTEE3FLAERZKHD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:UMD7APNWV36XJTEE3FLAERZKHD","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":"d24affd664937b276f39d2eed15b73382aaf33cfb2e48ce7a0e02927308c0ad3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-07-02T07:45:34Z","title_canon_sha256":"35ec0d11f68fd4dd7daaa4249245cf09986a981e76a44712a6433a3734632763"},"schema_version":"1.0","source":{"id":"2407.02024","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.02024","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"arxiv_version","alias_value":"2407.02024v4","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.02024","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"pith_short_12","alias_value":"UMD7APNWV36X","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"pith_short_16","alias_value":"UMD7APNWV36XJTEE","created_at":"2026-07-05T10:51:23Z"},{"alias_kind":"pith_short_8","alias_value":"UMD7APNW","created_at":"2026-07-05T10:51:23Z"}],"graph_snapshots":[{"event_id":"sha256:4cb6a1ab117470edcf231e73236e049ec028846ae4e1684bfc1ed4c9bfeb2979","target":"graph","created_at":"2026-07-05T10:51:23Z","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/2407.02024/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Radiation-pressure interactions between harmonic oscillators have enabled exquisite measurement precision and control, made possible by using strong sideband drives, enhancing the coupling rate while also linearizing the interaction. In this letter, we demonstrate a strong intrinsic longitudinal coupling, a circuit quantum electrodynamics analogue of the radiation-pressure interaction, between a transmon qubit and a linear microwave resonator. A red-detuned sideband drive results in an on-demand Jaynes-Cummings interaction with a high on-off ratio. We measure a longitudinal coupling rate an or","authors_text":"C.A. Potts, E.W. Strijbis, G.A. Steele, R.C. Dekker, S. Deve","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-07-02T07:45:34Z","title":"Strong Intrinsic Longitudinal Coupling in Circuit Quantum Electrodynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.02024","kind":"arxiv","version":4},"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:d8ccc474b261bd6d7ef6ee19fd93b17560bf4de2e120dcdb7319d77057b27170","target":"record","created_at":"2026-07-05T10:51:23Z","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":"d24affd664937b276f39d2eed15b73382aaf33cfb2e48ce7a0e02927308c0ad3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-07-02T07:45:34Z","title_canon_sha256":"35ec0d11f68fd4dd7daaa4249245cf09986a981e76a44712a6433a3734632763"},"schema_version":"1.0","source":{"id":"2407.02024","kind":"arxiv","version":4}},"canonical_sha256":"a307f03db6aefd74cc84d95602472a38d0f5b16f49a8a41c06812ee8faa77638","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a307f03db6aefd74cc84d95602472a38d0f5b16f49a8a41c06812ee8faa77638","first_computed_at":"2026-07-05T10:51:23.645470Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:51:23.645470Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rg8nQABQXqrTBRC+GAU84t9tVrvFShfinpoCqz3xWKyoAlKSEGKfcICmVQt1KwwxtTDslSj9BOZG2mdX89FsBw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:51:23.645965Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.02024","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d8ccc474b261bd6d7ef6ee19fd93b17560bf4de2e120dcdb7319d77057b27170","sha256:4cb6a1ab117470edcf231e73236e049ec028846ae4e1684bfc1ed4c9bfeb2979"],"state_sha256":"5430828f1622c79e3b5fc620b0ae35506f51642ecac7e80010fb1ed5b050399e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q5nwf6UHYZIHjco8q2N0vDCGUdOv41kdwTKqhEaisnsCfViOmb7SJhnDfgdHE3XZdvb1Rsmmlp+2Hm08rirlAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T07:48:40.879466Z","bundle_sha256":"dad281df7c31c7e5444a2a4792da41b6f3e1446c39095fc87ca55bc945269e25"}}