{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:6ANTTXY2IVSWS6V75GUSVGATKO","short_pith_number":"pith:6ANTTXY2","canonical_record":{"source":{"id":"2008.07708","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-18T02:46:22Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"d79c85d65ffa5f475c66ca56c6619b6314da3627cedb990d1b53d1e21755c5b5","abstract_canon_sha256":"037090a5d0fbeb106640571ed2f100e8b90d35c66c4254900d09a7dfac690f6a"},"schema_version":"1.0"},"canonical_sha256":"f01b39df1a4565697abfe9a92a981353a9efbd946951ec7d1ddd4fc49cdff60b","source":{"kind":"arxiv","id":"2008.07708","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.07708","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"arxiv_version","alias_value":"2008.07708v2","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.07708","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"pith_short_12","alias_value":"6ANTTXY2IVSW","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"pith_short_16","alias_value":"6ANTTXY2IVSWS6V7","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"pith_short_8","alias_value":"6ANTTXY2","created_at":"2026-07-05T04:23:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:6ANTTXY2IVSWS6V75GUSVGATKO","target":"record","payload":{"canonical_record":{"source":{"id":"2008.07708","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-18T02:46:22Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"d79c85d65ffa5f475c66ca56c6619b6314da3627cedb990d1b53d1e21755c5b5","abstract_canon_sha256":"037090a5d0fbeb106640571ed2f100e8b90d35c66c4254900d09a7dfac690f6a"},"schema_version":"1.0"},"canonical_sha256":"f01b39df1a4565697abfe9a92a981353a9efbd946951ec7d1ddd4fc49cdff60b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:23:33.828749Z","signature_b64":"DaVf3nO8axXh3yiE9pHiBojSuyR+htYzt5v+amCUNeNzE8xh8fHrFXAiiXbJwhipJ5zjgkHJb7eXhD/hK9+kDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f01b39df1a4565697abfe9a92a981353a9efbd946951ec7d1ddd4fc49cdff60b","last_reissued_at":"2026-07-05T04:23:33.828379Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:23:33.828379Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.07708","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":"2026-07-05T04:23:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M/FDucdRxQfy9dYZ+smF/sTKwwn4F3vZ6Kn5EkBoXl3LEKpp846P/X5V2XbZzpBuvcN+rlrGRAUCQ07NRndwAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T02:47:54.260622Z"},"content_sha256":"f68523e9cb5da2769aacbc44c5acf64e6956acd3e7b6f481a3281ed217fb0f29","schema_version":"1.0","event_id":"sha256:f68523e9cb5da2769aacbc44c5acf64e6956acd3e7b6f481a3281ed217fb0f29"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:6ANTTXY2IVSWS6V75GUSVGATKO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hamiltonian of a flux qubit-LC oscillator circuit in the deep-strong-coupling regime","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"quant-ph","authors_text":"Fumiki Yoshihara, Kouichi Semba, Motoaki Bamba, Sahel Ashhab, Tomoko Fuse","submitted_at":"2020-08-18T02:46:22Z","abstract_excerpt":"We derive the Hamiltonian of a superconducting circuit that comprises a single-Josephson-junction flux qubit inductively coupled to an LC oscillator, and we compare the derived circuit Hamiltonian with the quantum Rabi Hamiltonian, which describes a two-level system coupled to a harmonic oscillator. We show that there is a simple, intuitive correspondence between the circuit Hamiltonian and the quantum Rabi Hamiltonian. While there is an overall shift of the entire spectrum, the energy level structure of the circuit Hamiltonian up to the seventh excited states can still be fitted well by the q"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.07708","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/2008.07708/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":"2026-07-05T04:23:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gP3EENOB241qdACpIwQl4xEBfKMZvBkuVvwHoKd/dXH3B2AWIFS1iAA9mez9nqa1p9vG9hK9LvHBRrjB31x0AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T02:47:54.261008Z"},"content_sha256":"1268547bfd24b1cc05c5d83d945da7f82140a8f66af7a067d7d5787c27f6f00f","schema_version":"1.0","event_id":"sha256:1268547bfd24b1cc05c5d83d945da7f82140a8f66af7a067d7d5787c27f6f00f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6ANTTXY2IVSWS6V75GUSVGATKO/bundle.json","state_url":"https://pith.science/pith/6ANTTXY2IVSWS6V75GUSVGATKO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6ANTTXY2IVSWS6V75GUSVGATKO/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":"2026-07-09T02:47:54Z","links":{"resolver":"https://pith.science/pith/6ANTTXY2IVSWS6V75GUSVGATKO","bundle":"https://pith.science/pith/6ANTTXY2IVSWS6V75GUSVGATKO/bundle.json","state":"https://pith.science/pith/6ANTTXY2IVSWS6V75GUSVGATKO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6ANTTXY2IVSWS6V75GUSVGATKO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:6ANTTXY2IVSWS6V75GUSVGATKO","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":"037090a5d0fbeb106640571ed2f100e8b90d35c66c4254900d09a7dfac690f6a","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-18T02:46:22Z","title_canon_sha256":"d79c85d65ffa5f475c66ca56c6619b6314da3627cedb990d1b53d1e21755c5b5"},"schema_version":"1.0","source":{"id":"2008.07708","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.07708","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"arxiv_version","alias_value":"2008.07708v2","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.07708","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"pith_short_12","alias_value":"6ANTTXY2IVSW","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"pith_short_16","alias_value":"6ANTTXY2IVSWS6V7","created_at":"2026-07-05T04:23:33Z"},{"alias_kind":"pith_short_8","alias_value":"6ANTTXY2","created_at":"2026-07-05T04:23:33Z"}],"graph_snapshots":[{"event_id":"sha256:1268547bfd24b1cc05c5d83d945da7f82140a8f66af7a067d7d5787c27f6f00f","target":"graph","created_at":"2026-07-05T04:23:33Z","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/2008.07708/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We derive the Hamiltonian of a superconducting circuit that comprises a single-Josephson-junction flux qubit inductively coupled to an LC oscillator, and we compare the derived circuit Hamiltonian with the quantum Rabi Hamiltonian, which describes a two-level system coupled to a harmonic oscillator. We show that there is a simple, intuitive correspondence between the circuit Hamiltonian and the quantum Rabi Hamiltonian. While there is an overall shift of the entire spectrum, the energy level structure of the circuit Hamiltonian up to the seventh excited states can still be fitted well by the q","authors_text":"Fumiki Yoshihara, Kouichi Semba, Motoaki Bamba, Sahel Ashhab, Tomoko Fuse","cross_cats":["cond-mat.supr-con"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-18T02:46:22Z","title":"Hamiltonian of a flux qubit-LC oscillator circuit in the deep-strong-coupling regime"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.07708","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:f68523e9cb5da2769aacbc44c5acf64e6956acd3e7b6f481a3281ed217fb0f29","target":"record","created_at":"2026-07-05T04:23:33Z","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":"037090a5d0fbeb106640571ed2f100e8b90d35c66c4254900d09a7dfac690f6a","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-18T02:46:22Z","title_canon_sha256":"d79c85d65ffa5f475c66ca56c6619b6314da3627cedb990d1b53d1e21755c5b5"},"schema_version":"1.0","source":{"id":"2008.07708","kind":"arxiv","version":2}},"canonical_sha256":"f01b39df1a4565697abfe9a92a981353a9efbd946951ec7d1ddd4fc49cdff60b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f01b39df1a4565697abfe9a92a981353a9efbd946951ec7d1ddd4fc49cdff60b","first_computed_at":"2026-07-05T04:23:33.828379Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:23:33.828379Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DaVf3nO8axXh3yiE9pHiBojSuyR+htYzt5v+amCUNeNzE8xh8fHrFXAiiXbJwhipJ5zjgkHJb7eXhD/hK9+kDA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:23:33.828749Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.07708","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f68523e9cb5da2769aacbc44c5acf64e6956acd3e7b6f481a3281ed217fb0f29","sha256:1268547bfd24b1cc05c5d83d945da7f82140a8f66af7a067d7d5787c27f6f00f"],"state_sha256":"c723c041fca2385c738aa53cb4e07a5e7ca5bf652fe93fca311c1e95f892aec0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Awq0ZG0L0YPxuhfWSSa6jCBgg8VGyP+N+i1vx+69XzBuflCXg6Tbwsopp+eI/oxAqIglqS71Z0xNDJyk1FwuAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T02:47:54.263062Z","bundle_sha256":"15035562fe9d1fca6ff4c7a692ec74af76f8c41d3bd14b42790f2737f904bade"}}