{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:NVLWRTZAEMUE2BEDYWX4VHFZJM","short_pith_number":"pith:NVLWRTZA","canonical_record":{"source":{"id":"0711.0289","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2007-11-02T11:22:45Z","cross_cats_sorted":[],"title_canon_sha256":"0b2533fa79a856b7a12d2b9d59a6266d42c0ce3f76a2fcca79d53da3be5a3f3b","abstract_canon_sha256":"d78b1a326c8ef2cdacb00df9e64c4a7f45da2e98aec89e5a48bc50dcb6d0f5bf"},"schema_version":"1.0"},"canonical_sha256":"6d5768cf2023284d0483c5afca9cb94b00615c44b4d0118b5eb091cab28b528a","source":{"kind":"arxiv","id":"0711.0289","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0711.0289","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"arxiv_version","alias_value":"0711.0289v1","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0711.0289","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"pith_short_12","alias_value":"NVLWRTZAEMUE","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"pith_short_16","alias_value":"NVLWRTZAEMUE2BED","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"pith_short_8","alias_value":"NVLWRTZA","created_at":"2026-07-04T17:06:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:NVLWRTZAEMUE2BEDYWX4VHFZJM","target":"record","payload":{"canonical_record":{"source":{"id":"0711.0289","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2007-11-02T11:22:45Z","cross_cats_sorted":[],"title_canon_sha256":"0b2533fa79a856b7a12d2b9d59a6266d42c0ce3f76a2fcca79d53da3be5a3f3b","abstract_canon_sha256":"d78b1a326c8ef2cdacb00df9e64c4a7f45da2e98aec89e5a48bc50dcb6d0f5bf"},"schema_version":"1.0"},"canonical_sha256":"6d5768cf2023284d0483c5afca9cb94b00615c44b4d0118b5eb091cab28b528a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:06:30.226079Z","signature_b64":"dLp2lCtsYggfLXUgZPvgSJeQ0RwicOL4MXhk1A6xm2luwem1Mkvst8ZJEJWx6RPHarx+5IRP7KAEstBNKKvrDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6d5768cf2023284d0483c5afca9cb94b00615c44b4d0118b5eb091cab28b528a","last_reissued_at":"2026-07-04T17:06:30.225711Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:06:30.225711Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0711.0289","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":"2026-07-04T17:06:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2NfJmiltabt6pOfHxCOCvs60eig8053pXq6njK+TjkPhJY+0Gg1JGCdqMv7YhbcLKmuWeYIFEueGQf31twxADQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:42:55.442938Z"},"content_sha256":"ebffbae3f32a87cf7ca4603939576597ae42e5a0abf355d18c8af8cf98c5d729","schema_version":"1.0","event_id":"sha256:ebffbae3f32a87cf7ca4603939576597ae42e5a0abf355d18c8af8cf98c5d729"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:NVLWRTZAEMUE2BEDYWX4VHFZJM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Entanglement evolution after connecting finite to infinite quantum chains","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"D. Karevski, I. Peschel, T. Platini, V. Eisler","submitted_at":"2007-11-02T11:22:45Z","abstract_excerpt":"We study zero-temperature XX chains and transverse Ising chains and join an initially separate finite piece on one or on both sides to an infinite remainder. In both critical and non-critical systems we find a typical increase of the entanglement entropy after the quench, followed by a slow decay towards the value of the homogeneous chain. In the critical case, the predictions of conformal field theory are verified for the first phase of the evolution, while at late times a step structure can be observed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0711.0289","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/0711.0289/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":"2026-07-04T17:06:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZhSjBCamk8gqFB8z5h30zSPU8bUNVKYRE5ylU2L0CUlwuUDzcoEvYLJgmjjI7vogQ90yW/a8G40MdJshJErXAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:42:55.443789Z"},"content_sha256":"33ecea48faf29ceea46e431d40428903f93aca332fd876d0214ccefb6fd79068","schema_version":"1.0","event_id":"sha256:33ecea48faf29ceea46e431d40428903f93aca332fd876d0214ccefb6fd79068"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NVLWRTZAEMUE2BEDYWX4VHFZJM/bundle.json","state_url":"https://pith.science/pith/NVLWRTZAEMUE2BEDYWX4VHFZJM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NVLWRTZAEMUE2BEDYWX4VHFZJM/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":"2026-08-03T16:42:55Z","links":{"resolver":"https://pith.science/pith/NVLWRTZAEMUE2BEDYWX4VHFZJM","bundle":"https://pith.science/pith/NVLWRTZAEMUE2BEDYWX4VHFZJM/bundle.json","state":"https://pith.science/pith/NVLWRTZAEMUE2BEDYWX4VHFZJM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NVLWRTZAEMUE2BEDYWX4VHFZJM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:NVLWRTZAEMUE2BEDYWX4VHFZJM","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":"d78b1a326c8ef2cdacb00df9e64c4a7f45da2e98aec89e5a48bc50dcb6d0f5bf","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2007-11-02T11:22:45Z","title_canon_sha256":"0b2533fa79a856b7a12d2b9d59a6266d42c0ce3f76a2fcca79d53da3be5a3f3b"},"schema_version":"1.0","source":{"id":"0711.0289","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0711.0289","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"arxiv_version","alias_value":"0711.0289v1","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0711.0289","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"pith_short_12","alias_value":"NVLWRTZAEMUE","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"pith_short_16","alias_value":"NVLWRTZAEMUE2BED","created_at":"2026-07-04T17:06:30Z"},{"alias_kind":"pith_short_8","alias_value":"NVLWRTZA","created_at":"2026-07-04T17:06:30Z"}],"graph_snapshots":[{"event_id":"sha256:33ecea48faf29ceea46e431d40428903f93aca332fd876d0214ccefb6fd79068","target":"graph","created_at":"2026-07-04T17:06:30Z","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/0711.0289/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study zero-temperature XX chains and transverse Ising chains and join an initially separate finite piece on one or on both sides to an infinite remainder. In both critical and non-critical systems we find a typical increase of the entanglement entropy after the quench, followed by a slow decay towards the value of the homogeneous chain. In the critical case, the predictions of conformal field theory are verified for the first phase of the evolution, while at late times a step structure can be observed.","authors_text":"D. Karevski, I. Peschel, T. Platini, V. Eisler","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2007-11-02T11:22:45Z","title":"Entanglement evolution after connecting finite to infinite quantum chains"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0711.0289","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:ebffbae3f32a87cf7ca4603939576597ae42e5a0abf355d18c8af8cf98c5d729","target":"record","created_at":"2026-07-04T17:06:30Z","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":"d78b1a326c8ef2cdacb00df9e64c4a7f45da2e98aec89e5a48bc50dcb6d0f5bf","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2007-11-02T11:22:45Z","title_canon_sha256":"0b2533fa79a856b7a12d2b9d59a6266d42c0ce3f76a2fcca79d53da3be5a3f3b"},"schema_version":"1.0","source":{"id":"0711.0289","kind":"arxiv","version":1}},"canonical_sha256":"6d5768cf2023284d0483c5afca9cb94b00615c44b4d0118b5eb091cab28b528a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6d5768cf2023284d0483c5afca9cb94b00615c44b4d0118b5eb091cab28b528a","first_computed_at":"2026-07-04T17:06:30.225711Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:06:30.225711Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dLp2lCtsYggfLXUgZPvgSJeQ0RwicOL4MXhk1A6xm2luwem1Mkvst8ZJEJWx6RPHarx+5IRP7KAEstBNKKvrDg==","signature_status":"signed_v1","signed_at":"2026-07-04T17:06:30.226079Z","signed_message":"canonical_sha256_bytes"},"source_id":"0711.0289","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ebffbae3f32a87cf7ca4603939576597ae42e5a0abf355d18c8af8cf98c5d729","sha256:33ecea48faf29ceea46e431d40428903f93aca332fd876d0214ccefb6fd79068"],"state_sha256":"b4267ce56595da5d02004639900646e149b18ba526c54a6d954f5aebb514dc77"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wdn3b8jGJj6/ncXy87GbS9w0q9KK6IzggkEZgA6xzm1AsTzLJDt3mgQ96nqEnynT63u+OQQN5UvwlbtY9jA6Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T16:42:55.447949Z","bundle_sha256":"8f24877b25c7f78a8482d18c94576212e7f39f1b0752e72eccb7e52ab21455ca"}}