{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:QZV5DJCU67H3WAKCDC66MPPLO6","short_pith_number":"pith:QZV5DJCU","canonical_record":{"source":{"id":"1706.04061","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2017-06-09T23:56:52Z","cross_cats_sorted":[],"title_canon_sha256":"81e5f194ba3d83a324fb7a21ac536ed28132744adbfc822b781ecd95ccfbd91d","abstract_canon_sha256":"b851fe6ac641720d25c736dda2f4d6796e60b93898ac96e36e12024a16ff716c"},"schema_version":"1.0"},"canonical_sha256":"866bd1a454f7cfbb014218bde63deb778357da66ec059c5cea674e6d864579cb","source":{"kind":"arxiv","id":"1706.04061","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.04061","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"arxiv_version","alias_value":"1706.04061v1","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.04061","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"pith_short_12","alias_value":"QZV5DJCU67H3","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QZV5DJCU67H3WAKC","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QZV5DJCU","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:QZV5DJCU67H3WAKCDC66MPPLO6","target":"record","payload":{"canonical_record":{"source":{"id":"1706.04061","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2017-06-09T23:56:52Z","cross_cats_sorted":[],"title_canon_sha256":"81e5f194ba3d83a324fb7a21ac536ed28132744adbfc822b781ecd95ccfbd91d","abstract_canon_sha256":"b851fe6ac641720d25c736dda2f4d6796e60b93898ac96e36e12024a16ff716c"},"schema_version":"1.0"},"canonical_sha256":"866bd1a454f7cfbb014218bde63deb778357da66ec059c5cea674e6d864579cb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:24.595636Z","signature_b64":"9jAhVAECLYJH1mHxr7g/mP8/0veWmi3c6iLmDGb0cl1DOnOtwqugWrqTNgh5hwBy8SiOYh0VnpGLIqMjPIX0Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"866bd1a454f7cfbb014218bde63deb778357da66ec059c5cea674e6d864579cb","last_reissued_at":"2026-05-18T00:42:24.595020Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:24.595020Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.04061","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":"2026-05-18T00:42:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WI5tGQPak9Gf1qZvUQBOpxEQdhiuiRrqF5kkCWcuniQsn8rgw+cJ7WMlf0/fuk/Vz70AEFxzyW2TfiMFqmYtDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T14:16:14.715220Z"},"content_sha256":"da945063ef4082de27548b2ec5c8950f78c5bdba08acaecf12d84fead323eaa1","schema_version":"1.0","event_id":"sha256:da945063ef4082de27548b2ec5c8950f78c5bdba08acaecf12d84fead323eaa1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:QZV5DJCU67H3WAKCDC66MPPLO6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Data-Driven Computing in Dynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.comp-ph","authors_text":"Michael Ortiz, Trenton Kirchdoerfer","submitted_at":"2017-06-09T23:56:52Z","abstract_excerpt":"We formulate extensions to Data Driven Computing for both distance minimizing and entropy maximizing schemes to incorporate time integration. Previous works focused on formulating both types of solvers in the presence of static equilibrium constraints. Here formulations assign data points a variable relevance depending on distance to the solution and on maximum-entropy weighting, with distance minimizing schemes discussed as a special case. The resulting schemes consist of the minimization of a suitably-defined free energy over phase space subject to compatibility and a time-discretized moment"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.04061","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":""},"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":"2026-05-18T00:42:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M7EtU3OpeEP0nw6Gzpod9pw/NZgQ9+jxnTP1aWxDu+bqYGPfNTe0ounf/vc/ii4dghTds7TFXBTuzshRFHZiCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T14:16:14.715604Z"},"content_sha256":"3354a8780a5720d4999c44ce7d76c761c4684f9acf903e5d8e7f4f866525fea1","schema_version":"1.0","event_id":"sha256:3354a8780a5720d4999c44ce7d76c761c4684f9acf903e5d8e7f4f866525fea1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QZV5DJCU67H3WAKCDC66MPPLO6/bundle.json","state_url":"https://pith.science/pith/QZV5DJCU67H3WAKCDC66MPPLO6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QZV5DJCU67H3WAKCDC66MPPLO6/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":"2026-05-21T14:16:14Z","links":{"resolver":"https://pith.science/pith/QZV5DJCU67H3WAKCDC66MPPLO6","bundle":"https://pith.science/pith/QZV5DJCU67H3WAKCDC66MPPLO6/bundle.json","state":"https://pith.science/pith/QZV5DJCU67H3WAKCDC66MPPLO6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QZV5DJCU67H3WAKCDC66MPPLO6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:QZV5DJCU67H3WAKCDC66MPPLO6","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":"b851fe6ac641720d25c736dda2f4d6796e60b93898ac96e36e12024a16ff716c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2017-06-09T23:56:52Z","title_canon_sha256":"81e5f194ba3d83a324fb7a21ac536ed28132744adbfc822b781ecd95ccfbd91d"},"schema_version":"1.0","source":{"id":"1706.04061","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.04061","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"arxiv_version","alias_value":"1706.04061v1","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.04061","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"pith_short_12","alias_value":"QZV5DJCU67H3","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QZV5DJCU67H3WAKC","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QZV5DJCU","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:3354a8780a5720d4999c44ce7d76c761c4684f9acf903e5d8e7f4f866525fea1","target":"graph","created_at":"2026-05-18T00:42:24Z","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 formulate extensions to Data Driven Computing for both distance minimizing and entropy maximizing schemes to incorporate time integration. Previous works focused on formulating both types of solvers in the presence of static equilibrium constraints. Here formulations assign data points a variable relevance depending on distance to the solution and on maximum-entropy weighting, with distance minimizing schemes discussed as a special case. The resulting schemes consist of the minimization of a suitably-defined free energy over phase space subject to compatibility and a time-discretized moment","authors_text":"Michael Ortiz, Trenton Kirchdoerfer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2017-06-09T23:56:52Z","title":"Data-Driven Computing in Dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.04061","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:da945063ef4082de27548b2ec5c8950f78c5bdba08acaecf12d84fead323eaa1","target":"record","created_at":"2026-05-18T00:42:24Z","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":"b851fe6ac641720d25c736dda2f4d6796e60b93898ac96e36e12024a16ff716c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2017-06-09T23:56:52Z","title_canon_sha256":"81e5f194ba3d83a324fb7a21ac536ed28132744adbfc822b781ecd95ccfbd91d"},"schema_version":"1.0","source":{"id":"1706.04061","kind":"arxiv","version":1}},"canonical_sha256":"866bd1a454f7cfbb014218bde63deb778357da66ec059c5cea674e6d864579cb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"866bd1a454f7cfbb014218bde63deb778357da66ec059c5cea674e6d864579cb","first_computed_at":"2026-05-18T00:42:24.595020Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:42:24.595020Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9jAhVAECLYJH1mHxr7g/mP8/0veWmi3c6iLmDGb0cl1DOnOtwqugWrqTNgh5hwBy8SiOYh0VnpGLIqMjPIX0Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:42:24.595636Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.04061","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:da945063ef4082de27548b2ec5c8950f78c5bdba08acaecf12d84fead323eaa1","sha256:3354a8780a5720d4999c44ce7d76c761c4684f9acf903e5d8e7f4f866525fea1"],"state_sha256":"06ac8c8b2dfe1c886edeed9f9af1b73020015274ae0d47ad776ca7c9e4160a90"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"En7i7YGMVZL480GiUEXuXvTiupKo6d7nbdbGbV0q2Adia9El34/Lg2ZmOm3mItS2DYMHTIQ3X7GEJcDk8JFTCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T14:16:14.717573Z","bundle_sha256":"1f4946616acd026e646a22e9c4da24703a6e0a65775763c7efcefdd4a1e50f2f"}}