{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:6PCKXM2UK42RSAHAAFRNCMHDVW","short_pith_number":"pith:6PCKXM2U","canonical_record":{"source":{"id":"2112.01690","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-12-03T03:04:35Z","cross_cats_sorted":["cond-mat.str-el","physics.chem-ph"],"title_canon_sha256":"9a5067fc8fb0dc0f4987b5639dcb4763d10a9b813d3347ac9140abd1773793b4","abstract_canon_sha256":"bb6e9346f2a3b034d9de765696f88e2342cc9c8c1317860fe1e5edbaa83b2921"},"schema_version":"1.0"},"canonical_sha256":"f3c4abb35457351900e00162d130e3ad9c41f3d0d8b1e4703e6c0030059d7796","source":{"kind":"arxiv","id":"2112.01690","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.01690","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"arxiv_version","alias_value":"2112.01690v1","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.01690","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"pith_short_12","alias_value":"6PCKXM2UK42R","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"pith_short_16","alias_value":"6PCKXM2UK42RSAHA","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"pith_short_8","alias_value":"6PCKXM2U","created_at":"2026-07-05T04:42:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:6PCKXM2UK42RSAHAAFRNCMHDVW","target":"record","payload":{"canonical_record":{"source":{"id":"2112.01690","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-12-03T03:04:35Z","cross_cats_sorted":["cond-mat.str-el","physics.chem-ph"],"title_canon_sha256":"9a5067fc8fb0dc0f4987b5639dcb4763d10a9b813d3347ac9140abd1773793b4","abstract_canon_sha256":"bb6e9346f2a3b034d9de765696f88e2342cc9c8c1317860fe1e5edbaa83b2921"},"schema_version":"1.0"},"canonical_sha256":"f3c4abb35457351900e00162d130e3ad9c41f3d0d8b1e4703e6c0030059d7796","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:42:08.943620Z","signature_b64":"h+xffB7oXbrZCm8Z0kCjvjBgfEmt5brb2wCly/IRd4VATqcfhomoXDRwnAnF85b/oXjnnmGM3awrvSW15xBaAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f3c4abb35457351900e00162d130e3ad9c41f3d0d8b1e4703e6c0030059d7796","last_reissued_at":"2026-07-05T04:42:08.943142Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:42:08.943142Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2112.01690","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":"2026-07-05T04:42:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yqc6K9TYhfnYhxC5pK1sKLrfPoLRAIkxj9Ze29OqNb7Q+M83nMQyFSTHmxEXgvYfjScNsPC30h/yDygmohh1Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T06:13:02.554963Z"},"content_sha256":"cbc724ece8befdf1ff146cd272344858c7096c242d4e0b0f53d7ded7ca88fe80","schema_version":"1.0","event_id":"sha256:cbc724ece8befdf1ff146cd272344858c7096c242d4e0b0f53d7ded7ca88fe80"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:6PCKXM2UK42RSAHAAFRNCMHDVW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum time dynamics of 1D-Heisenberg models employing the Yang-Baxter equation for circuit compression","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el","physics.chem-ph"],"primary_cat":"quant-ph","authors_text":"Bo Peng, Niranjan Govind, Sahil Gulania, Yuri Alexeev","submitted_at":"2021-12-03T03:04:35Z","abstract_excerpt":"Quantum time dynamics (QTD) is considered a promising problem for quantum supremacy on near-term quantum computers. However, QTD quantum circuits grow with increasing time simulations. This study focuses on simulating the time dynamics of 1-D integrable spin chains with nearest neighbor interactions. We show how the quantum Yang-Baxter equation can be exploited to compress and produce a shallow quantum circuit. With this compression scheme, the depth of the quantum circuit becomes independent of step size and only depends on the number of spins. We show that the compressed circuit scales quadr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.01690","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/2112.01690/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":"2026-07-05T04:42:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K69YFXjjYynOOlV9hqwzDUePJOWZzPBRvFr6c7xwPXcbpn37582rnHlt9VeNXsVofCPkOlAuy+4gzAQLoLBhCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T06:13:02.555355Z"},"content_sha256":"04a71f3e080d8be388102ad9e7132fe21b16ec4597b710caa288a8519f777abb","schema_version":"1.0","event_id":"sha256:04a71f3e080d8be388102ad9e7132fe21b16ec4597b710caa288a8519f777abb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6PCKXM2UK42RSAHAAFRNCMHDVW/bundle.json","state_url":"https://pith.science/pith/6PCKXM2UK42RSAHAAFRNCMHDVW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6PCKXM2UK42RSAHAAFRNCMHDVW/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":"2026-07-16T06:13:02Z","links":{"resolver":"https://pith.science/pith/6PCKXM2UK42RSAHAAFRNCMHDVW","bundle":"https://pith.science/pith/6PCKXM2UK42RSAHAAFRNCMHDVW/bundle.json","state":"https://pith.science/pith/6PCKXM2UK42RSAHAAFRNCMHDVW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6PCKXM2UK42RSAHAAFRNCMHDVW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:6PCKXM2UK42RSAHAAFRNCMHDVW","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":"bb6e9346f2a3b034d9de765696f88e2342cc9c8c1317860fe1e5edbaa83b2921","cross_cats_sorted":["cond-mat.str-el","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-12-03T03:04:35Z","title_canon_sha256":"9a5067fc8fb0dc0f4987b5639dcb4763d10a9b813d3347ac9140abd1773793b4"},"schema_version":"1.0","source":{"id":"2112.01690","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.01690","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"arxiv_version","alias_value":"2112.01690v1","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.01690","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"pith_short_12","alias_value":"6PCKXM2UK42R","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"pith_short_16","alias_value":"6PCKXM2UK42RSAHA","created_at":"2026-07-05T04:42:08Z"},{"alias_kind":"pith_short_8","alias_value":"6PCKXM2U","created_at":"2026-07-05T04:42:08Z"}],"graph_snapshots":[{"event_id":"sha256:04a71f3e080d8be388102ad9e7132fe21b16ec4597b710caa288a8519f777abb","target":"graph","created_at":"2026-07-05T04:42:08Z","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/2112.01690/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum time dynamics (QTD) is considered a promising problem for quantum supremacy on near-term quantum computers. However, QTD quantum circuits grow with increasing time simulations. This study focuses on simulating the time dynamics of 1-D integrable spin chains with nearest neighbor interactions. We show how the quantum Yang-Baxter equation can be exploited to compress and produce a shallow quantum circuit. With this compression scheme, the depth of the quantum circuit becomes independent of step size and only depends on the number of spins. We show that the compressed circuit scales quadr","authors_text":"Bo Peng, Niranjan Govind, Sahil Gulania, Yuri Alexeev","cross_cats":["cond-mat.str-el","physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-12-03T03:04:35Z","title":"Quantum time dynamics of 1D-Heisenberg models employing the Yang-Baxter equation for circuit compression"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.01690","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:cbc724ece8befdf1ff146cd272344858c7096c242d4e0b0f53d7ded7ca88fe80","target":"record","created_at":"2026-07-05T04:42:08Z","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":"bb6e9346f2a3b034d9de765696f88e2342cc9c8c1317860fe1e5edbaa83b2921","cross_cats_sorted":["cond-mat.str-el","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-12-03T03:04:35Z","title_canon_sha256":"9a5067fc8fb0dc0f4987b5639dcb4763d10a9b813d3347ac9140abd1773793b4"},"schema_version":"1.0","source":{"id":"2112.01690","kind":"arxiv","version":1}},"canonical_sha256":"f3c4abb35457351900e00162d130e3ad9c41f3d0d8b1e4703e6c0030059d7796","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f3c4abb35457351900e00162d130e3ad9c41f3d0d8b1e4703e6c0030059d7796","first_computed_at":"2026-07-05T04:42:08.943142Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:42:08.943142Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"h+xffB7oXbrZCm8Z0kCjvjBgfEmt5brb2wCly/IRd4VATqcfhomoXDRwnAnF85b/oXjnnmGM3awrvSW15xBaAw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:42:08.943620Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.01690","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cbc724ece8befdf1ff146cd272344858c7096c242d4e0b0f53d7ded7ca88fe80","sha256:04a71f3e080d8be388102ad9e7132fe21b16ec4597b710caa288a8519f777abb"],"state_sha256":"07f34050866a61761beef3d5bf5148f442c97af56953bb2f0464af7d97fd20f2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tOeyhap14FlI9bMDk5t3Y2M3ClOT+HwsY7FaetEm6M0QvcNksmdMquqdeBkf9pWsPQwnIgvHoiZ11e5DYLaIAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-16T06:13:02.557622Z","bundle_sha256":"963f8bf69f1f203b0d676256584280801bcde18b817118e1b6fb50348cdd0c2e"}}