{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:Q7ZR3AGIXB3GJXF7CQVXSHQKIO","short_pith_number":"pith:Q7ZR3AGI","canonical_record":{"source":{"id":"1206.2964","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-06-13T23:06:10Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"cb69d57207e719803df23975f8d40bc176b50d20c76ec973dc276156e60ae25a","abstract_canon_sha256":"52d9249975e7b530df823f4337f5b91633a565d015774d50706f405a83232ad9"},"schema_version":"1.0"},"canonical_sha256":"87f31d80c8b87664dcbf142b791e0a43b06e4abb05bcbe0b4b4687199be37ace","source":{"kind":"arxiv","id":"1206.2964","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.2964","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"arxiv_version","alias_value":"1206.2964v1","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.2964","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"pith_short_12","alias_value":"Q7ZR3AGIXB3G","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"Q7ZR3AGIXB3GJXF7","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"Q7ZR3AGI","created_at":"2026-05-18T12:27:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:Q7ZR3AGIXB3GJXF7CQVXSHQKIO","target":"record","payload":{"canonical_record":{"source":{"id":"1206.2964","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-06-13T23:06:10Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"cb69d57207e719803df23975f8d40bc176b50d20c76ec973dc276156e60ae25a","abstract_canon_sha256":"52d9249975e7b530df823f4337f5b91633a565d015774d50706f405a83232ad9"},"schema_version":"1.0"},"canonical_sha256":"87f31d80c8b87664dcbf142b791e0a43b06e4abb05bcbe0b4b4687199be37ace","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:43:40.083429Z","signature_b64":"7kIaFAmisHUjtn2mrX0TK6DhIbRnox9qvP+yHTkQsg3wYg12HiYxN7tLaSLwOg0ZkiUs8SYrVSwKWBJoY6ajAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"87f31d80c8b87664dcbf142b791e0a43b06e4abb05bcbe0b4b4687199be37ace","last_reissued_at":"2026-05-18T03:43:40.082930Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:43:40.082930Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1206.2964","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":"2026-05-18T03:43:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Kgh03cGtNHCD2+uaYSaTDLAvPcE9sz5xkZ1u4xX+R1e+2bkQSzHmWH9cWOqaqwfOj9bxqkzVsXOq///3I2+uAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T13:58:42.249938Z"},"content_sha256":"e8d1efc19de256f4895960472c4a47174b82f4c89dd1c0617c34e43ee0fb4d1c","schema_version":"1.0","event_id":"sha256:e8d1efc19de256f4895960472c4a47174b82f4c89dd1c0617c34e43ee0fb4d1c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:Q7ZR3AGIXB3GJXF7CQVXSHQKIO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Implementation of low-loss superinductances for quantum circuits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.supr-con","authors_text":"Archana Kamal, Ioan M. Pop, Michel H. Devoret, Nicholas A. Masluk, Zlatko K. Minev","submitted_at":"2012-06-13T23:06:10Z","abstract_excerpt":"The simultaneous suppression of charge fluctuations and offsets is crucial for preserving quantum coherence in devices exploiting large quantum fluctuations of the superconducting phase. This requires an environment with both extremely low DC and high RF impedance. Such an environment is provided by a superinductance, defined as a zero DC resistance inductance whose impedance exceeds the resistance quantum $R_Q = h/(2e)^2 \\simeq 6.5\\ \\mathrm{k\\Omega}$ at frequencies of interest (1 - 10 GHz). In addition, the superinductance must have as little dissipation as possible, and possess a self-resona"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.2964","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":"2026-05-18T03:43:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5OmoLrbz8JrjNqvruSKFCAKX/HMrihmG3rsedXdRzy/ESgXmrxs0tzgefUfnuT8SBXzF3IXLia5s0t8Y9yB0Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T13:58:42.250498Z"},"content_sha256":"07d03b9dbeb68923b71c68dcdee2b4e8e6754ef471aa057528efabf398c8abf3","schema_version":"1.0","event_id":"sha256:07d03b9dbeb68923b71c68dcdee2b4e8e6754ef471aa057528efabf398c8abf3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q7ZR3AGIXB3GJXF7CQVXSHQKIO/bundle.json","state_url":"https://pith.science/pith/Q7ZR3AGIXB3GJXF7CQVXSHQKIO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q7ZR3AGIXB3GJXF7CQVXSHQKIO/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":"2026-05-31T13:58:42Z","links":{"resolver":"https://pith.science/pith/Q7ZR3AGIXB3GJXF7CQVXSHQKIO","bundle":"https://pith.science/pith/Q7ZR3AGIXB3GJXF7CQVXSHQKIO/bundle.json","state":"https://pith.science/pith/Q7ZR3AGIXB3GJXF7CQVXSHQKIO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q7ZR3AGIXB3GJXF7CQVXSHQKIO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:Q7ZR3AGIXB3GJXF7CQVXSHQKIO","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":"52d9249975e7b530df823f4337f5b91633a565d015774d50706f405a83232ad9","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-06-13T23:06:10Z","title_canon_sha256":"cb69d57207e719803df23975f8d40bc176b50d20c76ec973dc276156e60ae25a"},"schema_version":"1.0","source":{"id":"1206.2964","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.2964","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"arxiv_version","alias_value":"1206.2964v1","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.2964","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"pith_short_12","alias_value":"Q7ZR3AGIXB3G","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"Q7ZR3AGIXB3GJXF7","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"Q7ZR3AGI","created_at":"2026-05-18T12:27:18Z"}],"graph_snapshots":[{"event_id":"sha256:07d03b9dbeb68923b71c68dcdee2b4e8e6754ef471aa057528efabf398c8abf3","target":"graph","created_at":"2026-05-18T03:43:40Z","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":"The simultaneous suppression of charge fluctuations and offsets is crucial for preserving quantum coherence in devices exploiting large quantum fluctuations of the superconducting phase. This requires an environment with both extremely low DC and high RF impedance. Such an environment is provided by a superinductance, defined as a zero DC resistance inductance whose impedance exceeds the resistance quantum $R_Q = h/(2e)^2 \\simeq 6.5\\ \\mathrm{k\\Omega}$ at frequencies of interest (1 - 10 GHz). In addition, the superinductance must have as little dissipation as possible, and possess a self-resona","authors_text":"Archana Kamal, Ioan M. Pop, Michel H. Devoret, Nicholas A. Masluk, Zlatko K. Minev","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-06-13T23:06:10Z","title":"Implementation of low-loss superinductances for quantum circuits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.2964","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:e8d1efc19de256f4895960472c4a47174b82f4c89dd1c0617c34e43ee0fb4d1c","target":"record","created_at":"2026-05-18T03:43:40Z","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":"52d9249975e7b530df823f4337f5b91633a565d015774d50706f405a83232ad9","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-06-13T23:06:10Z","title_canon_sha256":"cb69d57207e719803df23975f8d40bc176b50d20c76ec973dc276156e60ae25a"},"schema_version":"1.0","source":{"id":"1206.2964","kind":"arxiv","version":1}},"canonical_sha256":"87f31d80c8b87664dcbf142b791e0a43b06e4abb05bcbe0b4b4687199be37ace","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"87f31d80c8b87664dcbf142b791e0a43b06e4abb05bcbe0b4b4687199be37ace","first_computed_at":"2026-05-18T03:43:40.082930Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:43:40.082930Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7kIaFAmisHUjtn2mrX0TK6DhIbRnox9qvP+yHTkQsg3wYg12HiYxN7tLaSLwOg0ZkiUs8SYrVSwKWBJoY6ajAg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:43:40.083429Z","signed_message":"canonical_sha256_bytes"},"source_id":"1206.2964","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e8d1efc19de256f4895960472c4a47174b82f4c89dd1c0617c34e43ee0fb4d1c","sha256:07d03b9dbeb68923b71c68dcdee2b4e8e6754ef471aa057528efabf398c8abf3"],"state_sha256":"7b539113b0f7357d80a1a011e1c702e7e8ba6f9c8a0792af3d703dd1d769a8bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ayScIUaURite8VT3ZFSUNf5f7v88FkhhniFf444hJj1BadOmWXSe8J4EAVg5TyIw/H0wN47h0rne+ggi46ppAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T13:58:42.253028Z","bundle_sha256":"85ca9d33fd32d6c758e695831709f206da393d26282b4659ad3154f4f6f3844e"}}