{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:DE52NFC4FZXY3TFE7H2WVOJLFN","short_pith_number":"pith:DE52NFC4","canonical_record":{"source":{"id":"1611.03338","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-11-09T12:59:22Z","cross_cats_sorted":["math-ph","math.MP"],"title_canon_sha256":"8733897f4380cc3a993e660b0b3ef5c41b5457ff0a8d1b2ea8d60fbfcda95a6c","abstract_canon_sha256":"2ccfda69bc14ac4e71300d2d17f29415ca102c72e4404364de6ce1d6106d7a01"},"schema_version":"1.0"},"canonical_sha256":"193ba6945c2e6f8dcca4f9f56ab92b2b4a04993b0d0d453ad1cb155757f9c4e8","source":{"kind":"arxiv","id":"1611.03338","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.03338","created_at":"2026-05-17T23:44:23Z"},{"alias_kind":"arxiv_version","alias_value":"1611.03338v4","created_at":"2026-05-17T23:44:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.03338","created_at":"2026-05-17T23:44:23Z"},{"alias_kind":"pith_short_12","alias_value":"DE52NFC4FZXY","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DE52NFC4FZXY3TFE","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DE52NFC4","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:DE52NFC4FZXY3TFE7H2WVOJLFN","target":"record","payload":{"canonical_record":{"source":{"id":"1611.03338","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-11-09T12:59:22Z","cross_cats_sorted":["math-ph","math.MP"],"title_canon_sha256":"8733897f4380cc3a993e660b0b3ef5c41b5457ff0a8d1b2ea8d60fbfcda95a6c","abstract_canon_sha256":"2ccfda69bc14ac4e71300d2d17f29415ca102c72e4404364de6ce1d6106d7a01"},"schema_version":"1.0"},"canonical_sha256":"193ba6945c2e6f8dcca4f9f56ab92b2b4a04993b0d0d453ad1cb155757f9c4e8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:23.150854Z","signature_b64":"QApqAV9iwdTjfAG+wziPO729BMH5ASdZgLHfTCbFknHNDM9I6XcixYSGZlY7O6QCQe2THdoikgbdRDCDVQuaDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"193ba6945c2e6f8dcca4f9f56ab92b2b4a04993b0d0d453ad1cb155757f9c4e8","last_reissued_at":"2026-05-17T23:44:23.149502Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:23.149502Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1611.03338","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:44:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/6+OrjbIf4XNzQBdH/k1USLCBH93lCf/3Deu05647wWJ7Y/VHqPaIT/KIB1fzD6WwsGHKoiT3ARRJSILKIHcAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T20:41:22.798301Z"},"content_sha256":"36c141e421ca2d2a3e843ec18271f34cb763485788365db9eb6741837e1ae906","schema_version":"1.0","event_id":"sha256:36c141e421ca2d2a3e843ec18271f34cb763485788365db9eb6741837e1ae906"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:DE52NFC4FZXY3TFE7H2WVOJLFN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Method of Relaxed Streamline Upwinding for Hyperbolic Conservation Laws","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math-ph","math.MP"],"primary_cat":"math.NA","authors_text":"Ameya D. Jagtap","submitted_at":"2016-11-09T12:59:22Z","abstract_excerpt":"In this work a new finite element based Method of Relaxed Streamline Upwinding is proposed to solve hyperbolic conservation laws. Formulation of the proposed scheme is based on relaxation system which replaces hyperbolic conservation laws by semi-linear system with stiff source term also called as relaxation term. The advantage of the semi-linear system is that the nonlinearity in the convection term is pushed towards the source term on right hand side which can be handled with ease. Six symmetric discrete velocity models are introduced in two dimensions which symmetrically spread foot of the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.03338","kind":"arxiv","version":4},"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":"2026-05-17T23:44:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vr31eEF1LD9yEr8rVLpc7A0Ia22DxbqvD+q3tOnhxpaD0G457D7CJmir7C2MLn17TIP+HRzNUNtmRUqrodzoBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T20:41:22.798657Z"},"content_sha256":"33211eefce4fe616fd17494aa9e70a757caa3a13396876ac51706333148047bf","schema_version":"1.0","event_id":"sha256:33211eefce4fe616fd17494aa9e70a757caa3a13396876ac51706333148047bf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DE52NFC4FZXY3TFE7H2WVOJLFN/bundle.json","state_url":"https://pith.science/pith/DE52NFC4FZXY3TFE7H2WVOJLFN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DE52NFC4FZXY3TFE7H2WVOJLFN/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":"2026-08-13T20:41:22Z","links":{"resolver":"https://pith.science/pith/DE52NFC4FZXY3TFE7H2WVOJLFN","bundle":"https://pith.science/pith/DE52NFC4FZXY3TFE7H2WVOJLFN/bundle.json","state":"https://pith.science/pith/DE52NFC4FZXY3TFE7H2WVOJLFN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DE52NFC4FZXY3TFE7H2WVOJLFN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:DE52NFC4FZXY3TFE7H2WVOJLFN","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":"2ccfda69bc14ac4e71300d2d17f29415ca102c72e4404364de6ce1d6106d7a01","cross_cats_sorted":["math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-11-09T12:59:22Z","title_canon_sha256":"8733897f4380cc3a993e660b0b3ef5c41b5457ff0a8d1b2ea8d60fbfcda95a6c"},"schema_version":"1.0","source":{"id":"1611.03338","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.03338","created_at":"2026-05-17T23:44:23Z"},{"alias_kind":"arxiv_version","alias_value":"1611.03338v4","created_at":"2026-05-17T23:44:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.03338","created_at":"2026-05-17T23:44:23Z"},{"alias_kind":"pith_short_12","alias_value":"DE52NFC4FZXY","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DE52NFC4FZXY3TFE","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DE52NFC4","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:33211eefce4fe616fd17494aa9e70a757caa3a13396876ac51706333148047bf","target":"graph","created_at":"2026-05-17T23:44:23Z","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":"In this work a new finite element based Method of Relaxed Streamline Upwinding is proposed to solve hyperbolic conservation laws. Formulation of the proposed scheme is based on relaxation system which replaces hyperbolic conservation laws by semi-linear system with stiff source term also called as relaxation term. The advantage of the semi-linear system is that the nonlinearity in the convection term is pushed towards the source term on right hand side which can be handled with ease. Six symmetric discrete velocity models are introduced in two dimensions which symmetrically spread foot of the ","authors_text":"Ameya D. Jagtap","cross_cats":["math-ph","math.MP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-11-09T12:59:22Z","title":"Method of Relaxed Streamline Upwinding for Hyperbolic Conservation Laws"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.03338","kind":"arxiv","version":4},"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":"sha256:36c141e421ca2d2a3e843ec18271f34cb763485788365db9eb6741837e1ae906","target":"record","created_at":"2026-05-17T23:44:23Z","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":"2ccfda69bc14ac4e71300d2d17f29415ca102c72e4404364de6ce1d6106d7a01","cross_cats_sorted":["math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-11-09T12:59:22Z","title_canon_sha256":"8733897f4380cc3a993e660b0b3ef5c41b5457ff0a8d1b2ea8d60fbfcda95a6c"},"schema_version":"1.0","source":{"id":"1611.03338","kind":"arxiv","version":4}},"canonical_sha256":"193ba6945c2e6f8dcca4f9f56ab92b2b4a04993b0d0d453ad1cb155757f9c4e8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"193ba6945c2e6f8dcca4f9f56ab92b2b4a04993b0d0d453ad1cb155757f9c4e8","first_computed_at":"2026-05-17T23:44:23.149502Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:23.149502Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QApqAV9iwdTjfAG+wziPO729BMH5ASdZgLHfTCbFknHNDM9I6XcixYSGZlY7O6QCQe2THdoikgbdRDCDVQuaDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:23.150854Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.03338","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:36c141e421ca2d2a3e843ec18271f34cb763485788365db9eb6741837e1ae906","sha256:33211eefce4fe616fd17494aa9e70a757caa3a13396876ac51706333148047bf"],"state_sha256":"7f222ae414b55623542075dfd4f768c1e9a1af305536ae0c35ba417c663bab78"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8oUR9ycZX2/aKm7S0mMeFm7BwVvzWRE29xc7Xe/DV9nhwRVkvjzMJs+e9a7yihj0An/kcPnF6jove/Rn/ZqqDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T20:41:22.804929Z","bundle_sha256":"96569e2b4ab3b58b2a87a375e0cb494edac97f7bc36272a7581fd24cd683e5e9"}}