{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:WJK6ZFABKP2ABATM5YNWATWN3F","short_pith_number":"pith:WJK6ZFAB","canonical_record":{"source":{"id":"2505.13501","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-16T02:03:04Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"ef9e249acb9e4a765d8d013f19a6ad5c89d24d89cb7a4b7b3781328fb04f6c80","abstract_canon_sha256":"845d2bf76629d4e750a36e914667ef17fa4d4e70b889cfe2dda877075ac49d01"},"schema_version":"1.0"},"canonical_sha256":"b255ec940153f400826cee1b604ecdd976e9a535217773dcdbd6f90d3f1c13f9","source":{"kind":"arxiv","id":"2505.13501","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.13501","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"arxiv_version","alias_value":"2505.13501v1","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.13501","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"pith_short_12","alias_value":"WJK6ZFABKP2A","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"pith_short_16","alias_value":"WJK6ZFABKP2ABATM","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"pith_short_8","alias_value":"WJK6ZFAB","created_at":"2026-07-05T11:05:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:WJK6ZFABKP2ABATM5YNWATWN3F","target":"record","payload":{"canonical_record":{"source":{"id":"2505.13501","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-16T02:03:04Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"ef9e249acb9e4a765d8d013f19a6ad5c89d24d89cb7a4b7b3781328fb04f6c80","abstract_canon_sha256":"845d2bf76629d4e750a36e914667ef17fa4d4e70b889cfe2dda877075ac49d01"},"schema_version":"1.0"},"canonical_sha256":"b255ec940153f400826cee1b604ecdd976e9a535217773dcdbd6f90d3f1c13f9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:05:46.889853Z","signature_b64":"utXGu5bqDk7DKWiQ0j76J23h3IeSTEOgUGI/oUwx69OuxizwV6ZN9FrlZbqBslu1rSjBENscsnuhJMkt69mWCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b255ec940153f400826cee1b604ecdd976e9a535217773dcdbd6f90d3f1c13f9","last_reissued_at":"2026-07-05T11:05:46.889369Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:05:46.889369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.13501","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":"2026-07-05T11:05:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Yf8eI2F45j88sHchN8UuI5dAeH0+fEEGislQAcihTjiLyxiMNzp8vQmtW1u/4rKGDH/wXBKKxwp9lJiLsDo2Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T23:32:24.463828Z"},"content_sha256":"5599ab5307c08c2aefdb9c9738812a1554e45c27dafd8e6ed24e03007e21919b","schema_version":"1.0","event_id":"sha256:5599ab5307c08c2aefdb9c9738812a1554e45c27dafd8e6ed24e03007e21919b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:WJK6ZFABKP2ABATM5YNWATWN3F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SPIEDiff: robust learning of long-time macroscopic dynamics from short-time particle simulations with quantified epistemic uncertainty","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"cs.LG","authors_text":"Celia Reina, Zequn He","submitted_at":"2025-05-16T02:03:04Z","abstract_excerpt":"The data-driven discovery of long-time macroscopic dynamics and thermodynamics of dissipative systems with particle fidelity is hampered by significant obstacles. These include the strong time-scale limitations inherent to particle simulations, the non-uniqueness of the thermodynamic potentials and operators from given macroscopic dynamics, and the need for efficient uncertainty quantification. This paper introduces Statistical-Physics Informed Epistemic Diffusion Models (SPIEDiff), a machine learning framework designed to overcome these limitations in the context of purely dissipative systems"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.13501","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/2505.13501/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":"2026-07-05T11:05:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3q+nMPGAzLYkOxx1vSQ6xyniVFluISWklRLVFptCokakxBwbFe2iZ2PhO6kcziPrOHs4o6AroACbSfXuDhCjBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T23:32:24.464769Z"},"content_sha256":"37f0bfa8af91e8601d011bc2b7127e9865a72afc453620cae4d369a4cf86c61d","schema_version":"1.0","event_id":"sha256:37f0bfa8af91e8601d011bc2b7127e9865a72afc453620cae4d369a4cf86c61d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WJK6ZFABKP2ABATM5YNWATWN3F/bundle.json","state_url":"https://pith.science/pith/WJK6ZFABKP2ABATM5YNWATWN3F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WJK6ZFABKP2ABATM5YNWATWN3F/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":"2026-08-19T23:32:24Z","links":{"resolver":"https://pith.science/pith/WJK6ZFABKP2ABATM5YNWATWN3F","bundle":"https://pith.science/pith/WJK6ZFABKP2ABATM5YNWATWN3F/bundle.json","state":"https://pith.science/pith/WJK6ZFABKP2ABATM5YNWATWN3F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WJK6ZFABKP2ABATM5YNWATWN3F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:WJK6ZFABKP2ABATM5YNWATWN3F","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":"845d2bf76629d4e750a36e914667ef17fa4d4e70b889cfe2dda877075ac49d01","cross_cats_sorted":["physics.comp-ph"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-16T02:03:04Z","title_canon_sha256":"ef9e249acb9e4a765d8d013f19a6ad5c89d24d89cb7a4b7b3781328fb04f6c80"},"schema_version":"1.0","source":{"id":"2505.13501","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.13501","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"arxiv_version","alias_value":"2505.13501v1","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.13501","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"pith_short_12","alias_value":"WJK6ZFABKP2A","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"pith_short_16","alias_value":"WJK6ZFABKP2ABATM","created_at":"2026-07-05T11:05:46Z"},{"alias_kind":"pith_short_8","alias_value":"WJK6ZFAB","created_at":"2026-07-05T11:05:46Z"}],"graph_snapshots":[{"event_id":"sha256:37f0bfa8af91e8601d011bc2b7127e9865a72afc453620cae4d369a4cf86c61d","target":"graph","created_at":"2026-07-05T11:05:46Z","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/2505.13501/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The data-driven discovery of long-time macroscopic dynamics and thermodynamics of dissipative systems with particle fidelity is hampered by significant obstacles. These include the strong time-scale limitations inherent to particle simulations, the non-uniqueness of the thermodynamic potentials and operators from given macroscopic dynamics, and the need for efficient uncertainty quantification. This paper introduces Statistical-Physics Informed Epistemic Diffusion Models (SPIEDiff), a machine learning framework designed to overcome these limitations in the context of purely dissipative systems","authors_text":"Celia Reina, Zequn He","cross_cats":["physics.comp-ph"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-16T02:03:04Z","title":"SPIEDiff: robust learning of long-time macroscopic dynamics from short-time particle simulations with quantified epistemic uncertainty"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.13501","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":"sha256:5599ab5307c08c2aefdb9c9738812a1554e45c27dafd8e6ed24e03007e21919b","target":"record","created_at":"2026-07-05T11:05:46Z","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":"845d2bf76629d4e750a36e914667ef17fa4d4e70b889cfe2dda877075ac49d01","cross_cats_sorted":["physics.comp-ph"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-16T02:03:04Z","title_canon_sha256":"ef9e249acb9e4a765d8d013f19a6ad5c89d24d89cb7a4b7b3781328fb04f6c80"},"schema_version":"1.0","source":{"id":"2505.13501","kind":"arxiv","version":1}},"canonical_sha256":"b255ec940153f400826cee1b604ecdd976e9a535217773dcdbd6f90d3f1c13f9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b255ec940153f400826cee1b604ecdd976e9a535217773dcdbd6f90d3f1c13f9","first_computed_at":"2026-07-05T11:05:46.889369Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:05:46.889369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"utXGu5bqDk7DKWiQ0j76J23h3IeSTEOgUGI/oUwx69OuxizwV6ZN9FrlZbqBslu1rSjBENscsnuhJMkt69mWCg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:05:46.889853Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.13501","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5599ab5307c08c2aefdb9c9738812a1554e45c27dafd8e6ed24e03007e21919b","sha256:37f0bfa8af91e8601d011bc2b7127e9865a72afc453620cae4d369a4cf86c61d"],"state_sha256":"8303f920d576e1e5441f6a6072bcc209710e547f34429a11b690c2ada9d34dcd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+2Q2bzVX2sccffpvTisgq7e3XVpSJYawZLRH0WeeMe9lj3ETreAAiXPvU1dzyGaxUaaI746RrruliP4d3HPkDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T23:32:24.472450Z","bundle_sha256":"6c5b783b704130107934de764c7a3c3bf89cee02bf1f1fb8d0bacc6bc94e3649"}}