{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:SN5DSQEDU7UFMLSQMNCG33XET4","short_pith_number":"pith:SN5DSQED","canonical_record":{"source":{"id":"2412.15073","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.comp-ph","submitted_at":"2024-12-19T17:23:15Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"a90399eaad7712cd222d11533ef517e715afdbd1ee178c2bd229a893928ba6c7","abstract_canon_sha256":"a4cbab3b212ab8cc8a00a1975c2e17aa17022ecfe94bf591bed4f1c3d86c4016"},"schema_version":"1.0"},"canonical_sha256":"937a394083a7e8562e5063446deee49f07552d5e789645768c609f83c403a221","source":{"kind":"arxiv","id":"2412.15073","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.15073","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"arxiv_version","alias_value":"2412.15073v2","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.15073","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"pith_short_12","alias_value":"SN5DSQEDU7UF","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"pith_short_16","alias_value":"SN5DSQEDU7UFMLSQ","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"pith_short_8","alias_value":"SN5DSQED","created_at":"2026-07-05T10:41:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:SN5DSQEDU7UFMLSQMNCG33XET4","target":"record","payload":{"canonical_record":{"source":{"id":"2412.15073","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.comp-ph","submitted_at":"2024-12-19T17:23:15Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"a90399eaad7712cd222d11533ef517e715afdbd1ee178c2bd229a893928ba6c7","abstract_canon_sha256":"a4cbab3b212ab8cc8a00a1975c2e17aa17022ecfe94bf591bed4f1c3d86c4016"},"schema_version":"1.0"},"canonical_sha256":"937a394083a7e8562e5063446deee49f07552d5e789645768c609f83c403a221","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:41:19.059156Z","signature_b64":"3BvLCEPKtPzYtAW8jwxmmfBO7Ks5TdqD0bGiQ02h+M+Q7GUWYoBMI5HPzKHUUgJ6JQrS8uS9zg/JzC8tJOHCAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"937a394083a7e8562e5063446deee49f07552d5e789645768c609f83c403a221","last_reissued_at":"2026-07-05T10:41:19.058697Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:41:19.058697Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.15073","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":"2026-07-05T10:41:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uk+0C9QxcjMIUH5+AnfzJT0/xOqGbRzfaHXPithaBkey79M26hUP/DxU5Naks8zyIgrKhcqcYY+5m4GJ+jnmAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:00:32.856521Z"},"content_sha256":"e51f96227bf9dbb28c9f7a199e3ca98fea76fdad9d8b5566498dbe498340df8d","schema_version":"1.0","event_id":"sha256:e51f96227bf9dbb28c9f7a199e3ca98fea76fdad9d8b5566498dbe498340df8d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:SN5DSQEDU7UFMLSQMNCG33XET4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Velocity Jumps for Molecular Dynamics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"physics.comp-ph","authors_text":"Jean-Philip Piquemal, Louis Lagard\\`ere, Nicola\\\"i Gouraud, Olivier Adjoua, Pierre Monmarch\\'e, Thomas Pl\\'e","submitted_at":"2024-12-19T17:23:15Z","abstract_excerpt":"We introduce the Velocity Jumps approach, denoted as JUMP, a new class of Molecular dynamics integrators, replacing the Langevin dynamics by a hybrid model combining a classical Langevin diffusion and a piecewise deterministic Markov process, where the expensive computation of long-range pairwise interactions is replaced by a resampling of the velocities at random times. This framework allows for an acceleration in the simulation speed while preserving sampling and dynamical properties such as the diffusion constant. It can also be integrated in classical multi-timestep methods, pushing furthe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.15073","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2412.15073/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":"2026-07-05T10:41:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MwUx5hRggJ1M9pbhnDFwS4By7UAge+sWANi1T90WHqM2jNagnZ7Gz/M4Xn7/x5Ee4MOxa3lxUk4G3rgLV5H6Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:00:32.856895Z"},"content_sha256":"da6e8a4657dcec319b74fdca987b406bba722978df8531f2cbf711ffb4b12fcb","schema_version":"1.0","event_id":"sha256:da6e8a4657dcec319b74fdca987b406bba722978df8531f2cbf711ffb4b12fcb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SN5DSQEDU7UFMLSQMNCG33XET4/bundle.json","state_url":"https://pith.science/pith/SN5DSQEDU7UFMLSQMNCG33XET4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SN5DSQEDU7UFMLSQMNCG33XET4/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":"2026-07-07T06:00:32Z","links":{"resolver":"https://pith.science/pith/SN5DSQEDU7UFMLSQMNCG33XET4","bundle":"https://pith.science/pith/SN5DSQEDU7UFMLSQMNCG33XET4/bundle.json","state":"https://pith.science/pith/SN5DSQEDU7UFMLSQMNCG33XET4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SN5DSQEDU7UFMLSQMNCG33XET4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:SN5DSQEDU7UFMLSQMNCG33XET4","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":"a4cbab3b212ab8cc8a00a1975c2e17aa17022ecfe94bf591bed4f1c3d86c4016","cross_cats_sorted":["physics.chem-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.comp-ph","submitted_at":"2024-12-19T17:23:15Z","title_canon_sha256":"a90399eaad7712cd222d11533ef517e715afdbd1ee178c2bd229a893928ba6c7"},"schema_version":"1.0","source":{"id":"2412.15073","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.15073","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"arxiv_version","alias_value":"2412.15073v2","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.15073","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"pith_short_12","alias_value":"SN5DSQEDU7UF","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"pith_short_16","alias_value":"SN5DSQEDU7UFMLSQ","created_at":"2026-07-05T10:41:19Z"},{"alias_kind":"pith_short_8","alias_value":"SN5DSQED","created_at":"2026-07-05T10:41:19Z"}],"graph_snapshots":[{"event_id":"sha256:da6e8a4657dcec319b74fdca987b406bba722978df8531f2cbf711ffb4b12fcb","target":"graph","created_at":"2026-07-05T10:41:19Z","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/2412.15073/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We introduce the Velocity Jumps approach, denoted as JUMP, a new class of Molecular dynamics integrators, replacing the Langevin dynamics by a hybrid model combining a classical Langevin diffusion and a piecewise deterministic Markov process, where the expensive computation of long-range pairwise interactions is replaced by a resampling of the velocities at random times. This framework allows for an acceleration in the simulation speed while preserving sampling and dynamical properties such as the diffusion constant. It can also be integrated in classical multi-timestep methods, pushing furthe","authors_text":"Jean-Philip Piquemal, Louis Lagard\\`ere, Nicola\\\"i Gouraud, Olivier Adjoua, Pierre Monmarch\\'e, Thomas Pl\\'e","cross_cats":["physics.chem-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.comp-ph","submitted_at":"2024-12-19T17:23:15Z","title":"Velocity Jumps for Molecular Dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.15073","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:e51f96227bf9dbb28c9f7a199e3ca98fea76fdad9d8b5566498dbe498340df8d","target":"record","created_at":"2026-07-05T10:41:19Z","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":"a4cbab3b212ab8cc8a00a1975c2e17aa17022ecfe94bf591bed4f1c3d86c4016","cross_cats_sorted":["physics.chem-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.comp-ph","submitted_at":"2024-12-19T17:23:15Z","title_canon_sha256":"a90399eaad7712cd222d11533ef517e715afdbd1ee178c2bd229a893928ba6c7"},"schema_version":"1.0","source":{"id":"2412.15073","kind":"arxiv","version":2}},"canonical_sha256":"937a394083a7e8562e5063446deee49f07552d5e789645768c609f83c403a221","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"937a394083a7e8562e5063446deee49f07552d5e789645768c609f83c403a221","first_computed_at":"2026-07-05T10:41:19.058697Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:41:19.058697Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3BvLCEPKtPzYtAW8jwxmmfBO7Ks5TdqD0bGiQ02h+M+Q7GUWYoBMI5HPzKHUUgJ6JQrS8uS9zg/JzC8tJOHCAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:41:19.059156Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.15073","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e51f96227bf9dbb28c9f7a199e3ca98fea76fdad9d8b5566498dbe498340df8d","sha256:da6e8a4657dcec319b74fdca987b406bba722978df8531f2cbf711ffb4b12fcb"],"state_sha256":"a3a6abc2c6ab6680fa7fdf2420aa87ec020420606c8e5d7c024406b16852a5e0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H4F70HWDTTYKxwGH7igVBHA4fqJrwk6Xb+EeM5IJ9gncKG8z0EeHz2wb9rRiz2W/RXBVe1UAuGjWRbLDJwUzDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T06:00:32.859503Z","bundle_sha256":"35f2f89d96cdf17ec0b16ce1df74c6dbb4d54d37714efe2d5fd334ef0174c1c9"}}