{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:KX2YGOHQNWWW4R7GABITDH6YPZ","short_pith_number":"pith:KX2YGOHQ","canonical_record":{"source":{"id":"2206.08320","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-06-16T17:25:02Z","cross_cats_sorted":[],"title_canon_sha256":"56c2ff07b944a194d46cfdd8c3c562f6c73950381c8575807d55715859bc7255","abstract_canon_sha256":"c48ccffcf44e4e4381be6876941d591dbd3d86db2b9b1daf9d70dc1adc5ffdaa"},"schema_version":"1.0"},"canonical_sha256":"55f58338f06dad6e47e60051319fd87e5119863a5357d041c674628c29baf3fb","source":{"kind":"arxiv","id":"2206.08320","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.08320","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"arxiv_version","alias_value":"2206.08320v2","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.08320","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"pith_short_12","alias_value":"KX2YGOHQNWWW","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"pith_short_16","alias_value":"KX2YGOHQNWWW4R7G","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"pith_short_8","alias_value":"KX2YGOHQ","created_at":"2026-07-05T05:38:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:KX2YGOHQNWWW4R7GABITDH6YPZ","target":"record","payload":{"canonical_record":{"source":{"id":"2206.08320","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-06-16T17:25:02Z","cross_cats_sorted":[],"title_canon_sha256":"56c2ff07b944a194d46cfdd8c3c562f6c73950381c8575807d55715859bc7255","abstract_canon_sha256":"c48ccffcf44e4e4381be6876941d591dbd3d86db2b9b1daf9d70dc1adc5ffdaa"},"schema_version":"1.0"},"canonical_sha256":"55f58338f06dad6e47e60051319fd87e5119863a5357d041c674628c29baf3fb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:38:42.981049Z","signature_b64":"hB9tJ0+QDxTPA7EIKXjcfquFJnG0fsJqC5NTNxJ0FVgHbIdu8HnTXIfDBLYeVVclMyfrpP78kxoM9sH3IVu2DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"55f58338f06dad6e47e60051319fd87e5119863a5357d041c674628c29baf3fb","last_reissued_at":"2026-07-05T05:38:42.980570Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:38:42.980570Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2206.08320","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":"2026-07-05T05:38:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NOyUAnlNw5yYHVGZDjvnkTc9+0CgidfFH4cyNHzuj2YOQmwjfmEjrzPvcfBHfrCPkndNEL9+iKctRvK6cCraBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T17:09:57.759006Z"},"content_sha256":"58905da11d3d500345d518fc294fef72dd8278b99e7719e4ed01b17968227ba0","schema_version":"1.0","event_id":"sha256:58905da11d3d500345d518fc294fef72dd8278b99e7719e4ed01b17968227ba0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:KX2YGOHQNWWW4R7GABITDH6YPZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Computer-aided quantization and numerical analysis of superconducting circuits","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Ian Mondragon-Shem, Jens Koch, Sai Pavan Chitta, Tianpu Zhao, Ziwen Huang","submitted_at":"2022-06-16T17:25:02Z","abstract_excerpt":"The development of new superconducting circuits and the improvement of existing ones rely on the accurate modeling of spectral properties which are key to achieving the needed advances in qubit performance. Systematic circuit analysis at the lumped-element level, starting from a circuit network and culminating in a Hamiltonian appropriately describing the quantum properties of the circuit, is a well-established procedure, yet cumbersome to carry out manually for larger circuits. We present work utilizing symbolic computer algebra and numerical diagonalization routines versatile enough to tackl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.08320","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/2206.08320/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":"2026-07-05T05:38:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VptQFtVhJgCDlK2Hv3/MR7KWrevkOKjHYWpBMbsBLpDzFGapssHf0KYaGTTKxnO0qBVcAgCNmpSa0e+swOIqDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T17:09:57.759601Z"},"content_sha256":"99ea3a1e7b102d0d4825025622a2cc190cc58d9d31c49dcf8e593e1991b06054","schema_version":"1.0","event_id":"sha256:99ea3a1e7b102d0d4825025622a2cc190cc58d9d31c49dcf8e593e1991b06054"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KX2YGOHQNWWW4R7GABITDH6YPZ/bundle.json","state_url":"https://pith.science/pith/KX2YGOHQNWWW4R7GABITDH6YPZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KX2YGOHQNWWW4R7GABITDH6YPZ/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":"2026-08-17T17:09:57Z","links":{"resolver":"https://pith.science/pith/KX2YGOHQNWWW4R7GABITDH6YPZ","bundle":"https://pith.science/pith/KX2YGOHQNWWW4R7GABITDH6YPZ/bundle.json","state":"https://pith.science/pith/KX2YGOHQNWWW4R7GABITDH6YPZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KX2YGOHQNWWW4R7GABITDH6YPZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:KX2YGOHQNWWW4R7GABITDH6YPZ","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":"c48ccffcf44e4e4381be6876941d591dbd3d86db2b9b1daf9d70dc1adc5ffdaa","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-06-16T17:25:02Z","title_canon_sha256":"56c2ff07b944a194d46cfdd8c3c562f6c73950381c8575807d55715859bc7255"},"schema_version":"1.0","source":{"id":"2206.08320","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.08320","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"arxiv_version","alias_value":"2206.08320v2","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.08320","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"pith_short_12","alias_value":"KX2YGOHQNWWW","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"pith_short_16","alias_value":"KX2YGOHQNWWW4R7G","created_at":"2026-07-05T05:38:42Z"},{"alias_kind":"pith_short_8","alias_value":"KX2YGOHQ","created_at":"2026-07-05T05:38:42Z"}],"graph_snapshots":[{"event_id":"sha256:99ea3a1e7b102d0d4825025622a2cc190cc58d9d31c49dcf8e593e1991b06054","target":"graph","created_at":"2026-07-05T05:38:42Z","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/2206.08320/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The development of new superconducting circuits and the improvement of existing ones rely on the accurate modeling of spectral properties which are key to achieving the needed advances in qubit performance. Systematic circuit analysis at the lumped-element level, starting from a circuit network and culminating in a Hamiltonian appropriately describing the quantum properties of the circuit, is a well-established procedure, yet cumbersome to carry out manually for larger circuits. We present work utilizing symbolic computer algebra and numerical diagonalization routines versatile enough to tackl","authors_text":"Ian Mondragon-Shem, Jens Koch, Sai Pavan Chitta, Tianpu Zhao, Ziwen Huang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-06-16T17:25:02Z","title":"Computer-aided quantization and numerical analysis of superconducting circuits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.08320","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":"sha256:58905da11d3d500345d518fc294fef72dd8278b99e7719e4ed01b17968227ba0","target":"record","created_at":"2026-07-05T05:38:42Z","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":"c48ccffcf44e4e4381be6876941d591dbd3d86db2b9b1daf9d70dc1adc5ffdaa","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-06-16T17:25:02Z","title_canon_sha256":"56c2ff07b944a194d46cfdd8c3c562f6c73950381c8575807d55715859bc7255"},"schema_version":"1.0","source":{"id":"2206.08320","kind":"arxiv","version":2}},"canonical_sha256":"55f58338f06dad6e47e60051319fd87e5119863a5357d041c674628c29baf3fb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"55f58338f06dad6e47e60051319fd87e5119863a5357d041c674628c29baf3fb","first_computed_at":"2026-07-05T05:38:42.980570Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:38:42.980570Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hB9tJ0+QDxTPA7EIKXjcfquFJnG0fsJqC5NTNxJ0FVgHbIdu8HnTXIfDBLYeVVclMyfrpP78kxoM9sH3IVu2DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T05:38:42.981049Z","signed_message":"canonical_sha256_bytes"},"source_id":"2206.08320","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:58905da11d3d500345d518fc294fef72dd8278b99e7719e4ed01b17968227ba0","sha256:99ea3a1e7b102d0d4825025622a2cc190cc58d9d31c49dcf8e593e1991b06054"],"state_sha256":"6697238f025d3c0524b8001a21b0cbace581bf913f3279c664d78c4cb8a5a2eb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LmzDcX5CDEfY1x0rglCjadjgXGacYG8HbGYuWOVGvt0S738S5e543bnr2lujxR7CtnRYUsgxu8Ht64s8z3zqAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T17:09:57.766329Z","bundle_sha256":"892410ee2ee4b83db2f5f400ba4d5d945d077e5aef1f1ecd77b78e4fdc0e59ef"}}