{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:SDH3VVBINSAGQZRVJQSLKQPGLR","short_pith_number":"pith:SDH3VVBI","canonical_record":{"source":{"id":"1712.09899","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-12-28T15:37:06Z","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"title_canon_sha256":"1bd276765f0f6d439d015c7f07fac0397e20bbcf025148d55e73b8c008de26fa","abstract_canon_sha256":"cc2997b7d2a07a758f1b6a67c18eab0441e1a5b78d09391980cb07287a9f042a"},"schema_version":"1.0"},"canonical_sha256":"90cfbad4286c806866354c24b541e65c5d369b3f5ab00b2c16e6528e5fa64aa6","source":{"kind":"arxiv","id":"1712.09899","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.09899","created_at":"2026-05-18T00:26:12Z"},{"alias_kind":"arxiv_version","alias_value":"1712.09899v2","created_at":"2026-05-18T00:26:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.09899","created_at":"2026-05-18T00:26:12Z"},{"alias_kind":"pith_short_12","alias_value":"SDH3VVBINSAG","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_16","alias_value":"SDH3VVBINSAGQZRV","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_8","alias_value":"SDH3VVBI","created_at":"2026-05-18T12:31:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:SDH3VVBINSAGQZRVJQSLKQPGLR","target":"record","payload":{"canonical_record":{"source":{"id":"1712.09899","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-12-28T15:37:06Z","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"title_canon_sha256":"1bd276765f0f6d439d015c7f07fac0397e20bbcf025148d55e73b8c008de26fa","abstract_canon_sha256":"cc2997b7d2a07a758f1b6a67c18eab0441e1a5b78d09391980cb07287a9f042a"},"schema_version":"1.0"},"canonical_sha256":"90cfbad4286c806866354c24b541e65c5d369b3f5ab00b2c16e6528e5fa64aa6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:26:12.407705Z","signature_b64":"/O90PgAM+QXHRXX0Rx6B6JLXL/oSBbG7XNLsF4VhmMSpbNiFjEamLt45IfoKCVp2C+NT6s3UjeWqVP1vU9YKDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"90cfbad4286c806866354c24b541e65c5d369b3f5ab00b2c16e6528e5fa64aa6","last_reissued_at":"2026-05-18T00:26:12.407266Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:26:12.407266Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.09899","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:26:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dR2md+srAj7BJ8XUZtKFF5tFlTMaq/foOfwhprX7Lwjm/f4bcDCLJH3XEWs/rGTT54+97hlwMoCwBb2/c8e+Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:34:36.598506Z"},"content_sha256":"d788729badcc09ea9380daf9f87bfc7828d5a1d15d9a693570d370c18e9e72f7","schema_version":"1.0","event_id":"sha256:d788729badcc09ea9380daf9f87bfc7828d5a1d15d9a693570d370c18e9e72f7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:SDH3VVBINSAGQZRVJQSLKQPGLR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Entanglement Spreading and Oscillation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","quant-ph"],"primary_cat":"hep-th","authors_text":"Akio Tomiya, Masahiro Nozaki, Mitsuhiro Nishida, Yuji Sugimoto","submitted_at":"2017-12-28T15:37:06Z","abstract_excerpt":"We study dynamics of quantum entanglement in smooth global quenches with a finite rate, by computing the time evolution of entanglement entropy in 1 + 1 dimensional free scalar theory with time-dependent masses which start from a nonzero value at early time and either crosses or approaches zero. The time-dependence is chosen so that the quantum dynamics is exactly solvable. If the quenches asymptotically approach a critical point at late time, the early-time and late-time entropies are proportional to the time and subsystem size respectively. Their proportionality coefficients are determined b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.09899","kind":"arxiv","version":2},"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":"2026-05-18T00:26:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+94Uo+8TB8Xhi5jZmX7cWdck+TjPWMzRhD0d1QpELgoB62sUPU9JggP1suOFKVpV35IwUM1Wu0wq3sYdeFuiCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:34:36.599202Z"},"content_sha256":"e9c6a8fc605d13007f44a8227df9bfde0575538eae154eabe09f61aa2b8a68f7","schema_version":"1.0","event_id":"sha256:e9c6a8fc605d13007f44a8227df9bfde0575538eae154eabe09f61aa2b8a68f7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SDH3VVBINSAGQZRVJQSLKQPGLR/bundle.json","state_url":"https://pith.science/pith/SDH3VVBINSAGQZRVJQSLKQPGLR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SDH3VVBINSAGQZRVJQSLKQPGLR/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":"2026-05-25T23:34:36Z","links":{"resolver":"https://pith.science/pith/SDH3VVBINSAGQZRVJQSLKQPGLR","bundle":"https://pith.science/pith/SDH3VVBINSAGQZRVJQSLKQPGLR/bundle.json","state":"https://pith.science/pith/SDH3VVBINSAGQZRVJQSLKQPGLR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SDH3VVBINSAGQZRVJQSLKQPGLR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:SDH3VVBINSAGQZRVJQSLKQPGLR","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":"cc2997b7d2a07a758f1b6a67c18eab0441e1a5b78d09391980cb07287a9f042a","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-12-28T15:37:06Z","title_canon_sha256":"1bd276765f0f6d439d015c7f07fac0397e20bbcf025148d55e73b8c008de26fa"},"schema_version":"1.0","source":{"id":"1712.09899","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.09899","created_at":"2026-05-18T00:26:12Z"},{"alias_kind":"arxiv_version","alias_value":"1712.09899v2","created_at":"2026-05-18T00:26:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.09899","created_at":"2026-05-18T00:26:12Z"},{"alias_kind":"pith_short_12","alias_value":"SDH3VVBINSAG","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_16","alias_value":"SDH3VVBINSAGQZRV","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_8","alias_value":"SDH3VVBI","created_at":"2026-05-18T12:31:43Z"}],"graph_snapshots":[{"event_id":"sha256:e9c6a8fc605d13007f44a8227df9bfde0575538eae154eabe09f61aa2b8a68f7","target":"graph","created_at":"2026-05-18T00:26:12Z","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":"We study dynamics of quantum entanglement in smooth global quenches with a finite rate, by computing the time evolution of entanglement entropy in 1 + 1 dimensional free scalar theory with time-dependent masses which start from a nonzero value at early time and either crosses or approaches zero. The time-dependence is chosen so that the quantum dynamics is exactly solvable. If the quenches asymptotically approach a critical point at late time, the early-time and late-time entropies are proportional to the time and subsystem size respectively. Their proportionality coefficients are determined b","authors_text":"Akio Tomiya, Masahiro Nozaki, Mitsuhiro Nishida, Yuji Sugimoto","cross_cats":["cond-mat.stat-mech","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-12-28T15:37:06Z","title":"Entanglement Spreading and Oscillation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.09899","kind":"arxiv","version":2},"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:d788729badcc09ea9380daf9f87bfc7828d5a1d15d9a693570d370c18e9e72f7","target":"record","created_at":"2026-05-18T00:26:12Z","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":"cc2997b7d2a07a758f1b6a67c18eab0441e1a5b78d09391980cb07287a9f042a","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-12-28T15:37:06Z","title_canon_sha256":"1bd276765f0f6d439d015c7f07fac0397e20bbcf025148d55e73b8c008de26fa"},"schema_version":"1.0","source":{"id":"1712.09899","kind":"arxiv","version":2}},"canonical_sha256":"90cfbad4286c806866354c24b541e65c5d369b3f5ab00b2c16e6528e5fa64aa6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90cfbad4286c806866354c24b541e65c5d369b3f5ab00b2c16e6528e5fa64aa6","first_computed_at":"2026-05-18T00:26:12.407266Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:26:12.407266Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/O90PgAM+QXHRXX0Rx6B6JLXL/oSBbG7XNLsF4VhmMSpbNiFjEamLt45IfoKCVp2C+NT6s3UjeWqVP1vU9YKDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:26:12.407705Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.09899","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d788729badcc09ea9380daf9f87bfc7828d5a1d15d9a693570d370c18e9e72f7","sha256:e9c6a8fc605d13007f44a8227df9bfde0575538eae154eabe09f61aa2b8a68f7"],"state_sha256":"79b11a5f34ebe0346642732d94109ab182f3f32aca512911b5443617c1e75aca"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UImoxsU5/BQQDQ7LoWQzlv+fKCQ2PFrwhnzHvFRwWSpvts8uviVVG8tAIoNjuC+NemkosEFQ0fEO+DxZZMgmBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T23:34:36.603536Z","bundle_sha256":"5084100cba84aabbe3706e9b5e9a310c71b4f3f5c3f7e2c2b05bacf0678bde97"}}