{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:SGH5XVAUU3GBKID6T7NZRL2OA7","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":"3c7d7bd836a2747fd17a14c9a66f49292784c606097d54c7c3b6acde2d94c888","cross_cats_sorted":["physics.data-an"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.TR","submitted_at":"2013-01-07T09:27:26Z","title_canon_sha256":"83522d6d9240e8884ccaa7ba6eadfb90cb25dacc69427d6f79355ebfd9782d24"},"schema_version":"1.0","source":{"id":"1301.1135","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.1135","created_at":"2026-05-18T03:37:06Z"},{"alias_kind":"arxiv_version","alias_value":"1301.1135v1","created_at":"2026-05-18T03:37:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.1135","created_at":"2026-05-18T03:37:06Z"},{"alias_kind":"pith_short_12","alias_value":"SGH5XVAUU3GB","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"SGH5XVAUU3GBKID6","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"SGH5XVAU","created_at":"2026-05-18T12:27:59Z"}],"graph_snapshots":[{"event_id":"sha256:779ff84f4f7c5f4e63d3eae3afd2cbef7542dde1a55e896e8d4731704bb674b1","target":"graph","created_at":"2026-05-18T03:37:06Z","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 introduce a multivariate Hawkes process that accounts for the dynamics of market prices through the impact of market order arrivals at microstructural level. Our model is a point process mainly characterized by 4 kernels associated with respectively the trade arrival self-excitation, the price changes mean reversion the impact of trade arrivals on price variations and the feedback of price changes on trading activity. It allows one to account for both stylized facts of market prices microstructure (including random time arrival of price moves, discrete price grid, high frequency mean revers","authors_text":"E. Bacry, J.F Muzy","cross_cats":["physics.data-an"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.TR","submitted_at":"2013-01-07T09:27:26Z","title":"Hawkes model for price and trades high-frequency dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.1135","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":"sha256:316b1a758d2225e2572195fba9e090f52b0b2e4403d8c9ef27c76f8c232d0dea","target":"record","created_at":"2026-05-18T03:37:06Z","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":"3c7d7bd836a2747fd17a14c9a66f49292784c606097d54c7c3b6acde2d94c888","cross_cats_sorted":["physics.data-an"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.TR","submitted_at":"2013-01-07T09:27:26Z","title_canon_sha256":"83522d6d9240e8884ccaa7ba6eadfb90cb25dacc69427d6f79355ebfd9782d24"},"schema_version":"1.0","source":{"id":"1301.1135","kind":"arxiv","version":1}},"canonical_sha256":"918fdbd414a6cc15207e9fdb98af4e07e95771ffe9ebe701feb2b205692188f8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"918fdbd414a6cc15207e9fdb98af4e07e95771ffe9ebe701feb2b205692188f8","first_computed_at":"2026-05-18T03:37:06.745586Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:37:06.745586Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"19JWa19D9Z2QThu18S3BuSNXLMuAQHDH1yWcXg7lXVB9narmJR+BINMfCmHgIDjAW1cIY/yZGMyAzi1z2AQEBA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:37:06.746292Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.1135","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:316b1a758d2225e2572195fba9e090f52b0b2e4403d8c9ef27c76f8c232d0dea","sha256:779ff84f4f7c5f4e63d3eae3afd2cbef7542dde1a55e896e8d4731704bb674b1"],"state_sha256":"6f94c510f16f768c33fd9051b42f9148b3ed25831ee8ce302ecc494ca5983f0e"}