{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:C47ZUUVR3CSOEICONVF4MKK3I7","short_pith_number":"pith:C47ZUUVR","canonical_record":{"source":{"id":"2203.15291","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-29T07:11:40Z","cross_cats_sorted":[],"title_canon_sha256":"94ebdd4a1990759f284e8259adfd24c60155a4d2fdb94938144882c4029656e8","abstract_canon_sha256":"6d657773413143c09a5b24d5a466db0768fc7f53fc4c87498ab38f5ea67ced32"},"schema_version":"1.0"},"canonical_sha256":"173f9a52b1d8a4e2204e6d4bc6295b47ed77de4e0a15600d61a872d067cbf4cf","source":{"kind":"arxiv","id":"2203.15291","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.15291","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"arxiv_version","alias_value":"2203.15291v1","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.15291","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"pith_short_12","alias_value":"C47ZUUVR3CSO","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"pith_short_16","alias_value":"C47ZUUVR3CSOEICO","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"pith_short_8","alias_value":"C47ZUUVR","created_at":"2026-07-05T04:09:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:C47ZUUVR3CSOEICONVF4MKK3I7","target":"record","payload":{"canonical_record":{"source":{"id":"2203.15291","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-29T07:11:40Z","cross_cats_sorted":[],"title_canon_sha256":"94ebdd4a1990759f284e8259adfd24c60155a4d2fdb94938144882c4029656e8","abstract_canon_sha256":"6d657773413143c09a5b24d5a466db0768fc7f53fc4c87498ab38f5ea67ced32"},"schema_version":"1.0"},"canonical_sha256":"173f9a52b1d8a4e2204e6d4bc6295b47ed77de4e0a15600d61a872d067cbf4cf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:09:23.662445Z","signature_b64":"vX4a6X6dqEIPQgf4UQfL7JqLbZnW7VzLXzVteoA2tGVEIrNRCsFBv9h/XItL7iDopKPEShk0UexUPPPD7IjDCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"173f9a52b1d8a4e2204e6d4bc6295b47ed77de4e0a15600d61a872d067cbf4cf","last_reissued_at":"2026-07-05T04:09:23.661967Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:09:23.661967Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2203.15291","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":"2026-07-05T04:09:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CzvatNEtuuuhcu5g7Ptwx3ImzVG99PvFwW7AuzAWz1P3cDio+aOWoMwx+TzAk4AolCWM+BM+t+u52ggSen/pCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T10:32:45.708222Z"},"content_sha256":"46a29d64c6e1626031496a05484dd9c4f9ce4f63e93414725d73d7818b6c5a62","schema_version":"1.0","event_id":"sha256:46a29d64c6e1626031496a05484dd9c4f9ce4f63e93414725d73d7818b6c5a62"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:C47ZUUVR3CSOEICONVF4MKK3I7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simulating challenging correlated molecules and materials on the Sycamore quantum processor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Adrian T. K. Tan, Austin J. Minnich, Garnet Kin-Lic Chan, Huanchen Zhai, Nicholas C. Rubin, Reza Haghshenas, Ruslan N. Tazhigulov, Ryan Babbush, Shi-Ning Sun","submitted_at":"2022-03-29T07:11:40Z","abstract_excerpt":"Simulating complex molecules and materials is an anticipated application of quantum devices. With strong quantum advantage demonstrated in artificial tasks, we examine how such advantage translates into modeling physical problems of correlated electronic structure. We simulate static and dynamical electronic structure on a superconducting quantum processor derived from Google's Sycamore architecture for two representative correlated electron problems: the nitrogenase iron-sulfur molecular clusters, and $\\alpha$-ruthenium trichloride, a proximate spin-liquid material. To do so, we simplify the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.15291","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2203.15291/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":"2026-07-05T04:09:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GqoNsjMzxN43HZNezaQC0vCYK5pMqZf1/8zqKWxBmQr+WcjhRaD6qaut/oTilYvcG72/kbaC7YuG3aBk8nLQAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T10:32:45.708607Z"},"content_sha256":"8da8ef46b45b804761c279afc48834c9fe46885fadfbb971f120b4883863c57e","schema_version":"1.0","event_id":"sha256:8da8ef46b45b804761c279afc48834c9fe46885fadfbb971f120b4883863c57e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C47ZUUVR3CSOEICONVF4MKK3I7/bundle.json","state_url":"https://pith.science/pith/C47ZUUVR3CSOEICONVF4MKK3I7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C47ZUUVR3CSOEICONVF4MKK3I7/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":"2026-07-13T10:32:45Z","links":{"resolver":"https://pith.science/pith/C47ZUUVR3CSOEICONVF4MKK3I7","bundle":"https://pith.science/pith/C47ZUUVR3CSOEICONVF4MKK3I7/bundle.json","state":"https://pith.science/pith/C47ZUUVR3CSOEICONVF4MKK3I7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C47ZUUVR3CSOEICONVF4MKK3I7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:C47ZUUVR3CSOEICONVF4MKK3I7","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":"6d657773413143c09a5b24d5a466db0768fc7f53fc4c87498ab38f5ea67ced32","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-29T07:11:40Z","title_canon_sha256":"94ebdd4a1990759f284e8259adfd24c60155a4d2fdb94938144882c4029656e8"},"schema_version":"1.0","source":{"id":"2203.15291","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.15291","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"arxiv_version","alias_value":"2203.15291v1","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.15291","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"pith_short_12","alias_value":"C47ZUUVR3CSO","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"pith_short_16","alias_value":"C47ZUUVR3CSOEICO","created_at":"2026-07-05T04:09:23Z"},{"alias_kind":"pith_short_8","alias_value":"C47ZUUVR","created_at":"2026-07-05T04:09:23Z"}],"graph_snapshots":[{"event_id":"sha256:8da8ef46b45b804761c279afc48834c9fe46885fadfbb971f120b4883863c57e","target":"graph","created_at":"2026-07-05T04:09:23Z","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/2203.15291/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Simulating complex molecules and materials is an anticipated application of quantum devices. With strong quantum advantage demonstrated in artificial tasks, we examine how such advantage translates into modeling physical problems of correlated electronic structure. We simulate static and dynamical electronic structure on a superconducting quantum processor derived from Google's Sycamore architecture for two representative correlated electron problems: the nitrogenase iron-sulfur molecular clusters, and $\\alpha$-ruthenium trichloride, a proximate spin-liquid material. To do so, we simplify the ","authors_text":"Adrian T. K. Tan, Austin J. Minnich, Garnet Kin-Lic Chan, Huanchen Zhai, Nicholas C. Rubin, Reza Haghshenas, Ruslan N. Tazhigulov, Ryan Babbush, Shi-Ning Sun","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-29T07:11:40Z","title":"Simulating challenging correlated molecules and materials on the Sycamore quantum processor"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.15291","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":"sha256:46a29d64c6e1626031496a05484dd9c4f9ce4f63e93414725d73d7818b6c5a62","target":"record","created_at":"2026-07-05T04:09:23Z","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":"6d657773413143c09a5b24d5a466db0768fc7f53fc4c87498ab38f5ea67ced32","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-29T07:11:40Z","title_canon_sha256":"94ebdd4a1990759f284e8259adfd24c60155a4d2fdb94938144882c4029656e8"},"schema_version":"1.0","source":{"id":"2203.15291","kind":"arxiv","version":1}},"canonical_sha256":"173f9a52b1d8a4e2204e6d4bc6295b47ed77de4e0a15600d61a872d067cbf4cf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"173f9a52b1d8a4e2204e6d4bc6295b47ed77de4e0a15600d61a872d067cbf4cf","first_computed_at":"2026-07-05T04:09:23.661967Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:09:23.661967Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vX4a6X6dqEIPQgf4UQfL7JqLbZnW7VzLXzVteoA2tGVEIrNRCsFBv9h/XItL7iDopKPEShk0UexUPPPD7IjDCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:09:23.662445Z","signed_message":"canonical_sha256_bytes"},"source_id":"2203.15291","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:46a29d64c6e1626031496a05484dd9c4f9ce4f63e93414725d73d7818b6c5a62","sha256:8da8ef46b45b804761c279afc48834c9fe46885fadfbb971f120b4883863c57e"],"state_sha256":"cf5245267580da95c866520d62f6a418faaef480e5967a837fef8a360efc3626"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y8epwYOWNpLyo/ziZLhIqbSBtsMlDe/3wkrOx2L6mNt91UPKA64Uk4InWwCyYG5jR9URy+kFexOUvCwCbECXDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-13T10:32:45.710710Z","bundle_sha256":"086e35352bdee3c9235a2e4835d059eaed421ff35d3d4cae9d4944e6f44b3b08"}}