{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:GAZMKB2LUF46QVUNX4QR662ENA","short_pith_number":"pith:GAZMKB2L","canonical_record":{"source":{"id":"2410.03442","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2024-10-04T13:57:01Z","cross_cats_sorted":["hep-th","quant-ph"],"title_canon_sha256":"bc1dec74d35dca135f8deee3efabac099376b0058a88b8a523c4b5f51df9d96d","abstract_canon_sha256":"ec3ab53ac7b3af4a251ea6a0bf002e53a213745a5d5b6ea5f9cdc88738051ef3"},"schema_version":"1.0"},"canonical_sha256":"3032c5074ba179e8568dbf211f7b446835eb99fe4498f351773d961e6f320ec1","source":{"kind":"arxiv","id":"2410.03442","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.03442","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"arxiv_version","alias_value":"2410.03442v3","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.03442","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"pith_short_12","alias_value":"GAZMKB2LUF46","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"pith_short_16","alias_value":"GAZMKB2LUF46QVUN","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"pith_short_8","alias_value":"GAZMKB2L","created_at":"2026-07-05T11:56:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:GAZMKB2LUF46QVUNX4QR662ENA","target":"record","payload":{"canonical_record":{"source":{"id":"2410.03442","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2024-10-04T13:57:01Z","cross_cats_sorted":["hep-th","quant-ph"],"title_canon_sha256":"bc1dec74d35dca135f8deee3efabac099376b0058a88b8a523c4b5f51df9d96d","abstract_canon_sha256":"ec3ab53ac7b3af4a251ea6a0bf002e53a213745a5d5b6ea5f9cdc88738051ef3"},"schema_version":"1.0"},"canonical_sha256":"3032c5074ba179e8568dbf211f7b446835eb99fe4498f351773d961e6f320ec1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:56:00.748159Z","signature_b64":"5LXoSleLffCcbaMLAQ7xMzHYnvLDaM1OxWDg8NH2LI3akkyYlk6LfD0Pwiz6l2XYbHZsSvNYINaKWijySVOJAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3032c5074ba179e8568dbf211f7b446835eb99fe4498f351773d961e6f320ec1","last_reissued_at":"2026-07-05T11:56:00.747727Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:56:00.747727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2410.03442","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:56:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tLw+ztPO7ZTR+MqxNdTEB3n9FlJ6OsG6FIuIY9xKPcNvVRIlXI2z9jBYpYOS97MtmmJwVLlpYTchc3+CGyfCCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T05:46:16.159413Z"},"content_sha256":"01e70c361382403f0dadbbbeccade838674659b76ade76e6087c4407cb81921b","schema_version":"1.0","event_id":"sha256:01e70c361382403f0dadbbbeccade838674659b76ade76e6087c4407cb81921b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:GAZMKB2LUF46QVUNX4QR662ENA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Entanglement in dual unitary quantum circuits with impurities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","quant-ph"],"primary_cat":"cond-mat.stat-mech","authors_text":"Colin Rylands, Shachar Fraenkel","submitted_at":"2024-10-04T13:57:01Z","abstract_excerpt":"Bipartite entanglement entropy is one of the most useful characterizations of universal properties in a many-body quantum system. Far from equilibrium, there exist two highly effective theories describing its dynamics -- the quasiparticle and membrane pictures. In this work we investigate entanglement dynamics, and these two complementary approaches, in a quantum circuit model perturbed by an impurity. In particular, we consider a dual unitary quantum circuit containing a spatially fixed, non-dual-unitary impurity gate, allowing for differing local Hilbert space dimensions to either side. We c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.03442","kind":"arxiv","version":3},"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/2410.03442/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":"2026-07-05T11:56:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fWFgk90lB+o1pZ0Rptb+yJny8ZsAbAFExifDxZUbcgsD9lcLDogItiMBDMY1FS+9HQWCPkrFMoshp3vIjapdBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T05:46:16.159786Z"},"content_sha256":"638bf55c2d8bc9edef7f4af9d33b63eb8b7b9a62def921f4c929746864e27c68","schema_version":"1.0","event_id":"sha256:638bf55c2d8bc9edef7f4af9d33b63eb8b7b9a62def921f4c929746864e27c68"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GAZMKB2LUF46QVUNX4QR662ENA/bundle.json","state_url":"https://pith.science/pith/GAZMKB2LUF46QVUNX4QR662ENA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GAZMKB2LUF46QVUNX4QR662ENA/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":"2026-07-06T05:46:16Z","links":{"resolver":"https://pith.science/pith/GAZMKB2LUF46QVUNX4QR662ENA","bundle":"https://pith.science/pith/GAZMKB2LUF46QVUNX4QR662ENA/bundle.json","state":"https://pith.science/pith/GAZMKB2LUF46QVUNX4QR662ENA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GAZMKB2LUF46QVUNX4QR662ENA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:GAZMKB2LUF46QVUNX4QR662ENA","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":"ec3ab53ac7b3af4a251ea6a0bf002e53a213745a5d5b6ea5f9cdc88738051ef3","cross_cats_sorted":["hep-th","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2024-10-04T13:57:01Z","title_canon_sha256":"bc1dec74d35dca135f8deee3efabac099376b0058a88b8a523c4b5f51df9d96d"},"schema_version":"1.0","source":{"id":"2410.03442","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.03442","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"arxiv_version","alias_value":"2410.03442v3","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.03442","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"pith_short_12","alias_value":"GAZMKB2LUF46","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"pith_short_16","alias_value":"GAZMKB2LUF46QVUN","created_at":"2026-07-05T11:56:00Z"},{"alias_kind":"pith_short_8","alias_value":"GAZMKB2L","created_at":"2026-07-05T11:56:00Z"}],"graph_snapshots":[{"event_id":"sha256:638bf55c2d8bc9edef7f4af9d33b63eb8b7b9a62def921f4c929746864e27c68","target":"graph","created_at":"2026-07-05T11:56:00Z","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/2410.03442/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Bipartite entanglement entropy is one of the most useful characterizations of universal properties in a many-body quantum system. Far from equilibrium, there exist two highly effective theories describing its dynamics -- the quasiparticle and membrane pictures. In this work we investigate entanglement dynamics, and these two complementary approaches, in a quantum circuit model perturbed by an impurity. In particular, we consider a dual unitary quantum circuit containing a spatially fixed, non-dual-unitary impurity gate, allowing for differing local Hilbert space dimensions to either side. We c","authors_text":"Colin Rylands, Shachar Fraenkel","cross_cats":["hep-th","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2024-10-04T13:57:01Z","title":"Entanglement in dual unitary quantum circuits with impurities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.03442","kind":"arxiv","version":3},"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":"sha256:01e70c361382403f0dadbbbeccade838674659b76ade76e6087c4407cb81921b","target":"record","created_at":"2026-07-05T11:56:00Z","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":"ec3ab53ac7b3af4a251ea6a0bf002e53a213745a5d5b6ea5f9cdc88738051ef3","cross_cats_sorted":["hep-th","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2024-10-04T13:57:01Z","title_canon_sha256":"bc1dec74d35dca135f8deee3efabac099376b0058a88b8a523c4b5f51df9d96d"},"schema_version":"1.0","source":{"id":"2410.03442","kind":"arxiv","version":3}},"canonical_sha256":"3032c5074ba179e8568dbf211f7b446835eb99fe4498f351773d961e6f320ec1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3032c5074ba179e8568dbf211f7b446835eb99fe4498f351773d961e6f320ec1","first_computed_at":"2026-07-05T11:56:00.747727Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:56:00.747727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5LXoSleLffCcbaMLAQ7xMzHYnvLDaM1OxWDg8NH2LI3akkyYlk6LfD0Pwiz6l2XYbHZsSvNYINaKWijySVOJAw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:56:00.748159Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.03442","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01e70c361382403f0dadbbbeccade838674659b76ade76e6087c4407cb81921b","sha256:638bf55c2d8bc9edef7f4af9d33b63eb8b7b9a62def921f4c929746864e27c68"],"state_sha256":"784f563e87321f66f7501eb81e4050b81172373205fb46bb26895e76a92f5931"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RYUY9TxixZ47KS72NZJlh+VJWQmmzMn/zepfSk6/RYtfpbJ1XsmyeDOJkBNQ3n5LkZCddsRj/F/XckNsxD5GBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T05:46:16.162029Z","bundle_sha256":"cfcb7bad8d166d6d5c0ca87e60c50d032ebafb6283f67a59d1da0f8318e58b79"}}