{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:7EFTP5ZFFYKU2GDKRROKZWC7QZ","short_pith_number":"pith:7EFTP5ZF","canonical_record":{"source":{"id":"astro-ph/0505200","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2005-05-10T16:30:05Z","cross_cats_sorted":[],"title_canon_sha256":"c9f09bc3aa40f230f0f163c57efed4941a63f3337cb6ec91ed8cdd6e401ccbc2","abstract_canon_sha256":"a025c3d7e4d56c2a5881693108fa6848edde6705dcb5357a5215644e3342fd11"},"schema_version":"1.0"},"canonical_sha256":"f90b37f7252e154d186a8c5cacd85f865396267f0e342cc4c844ad9940418e19","source":{"kind":"arxiv","id":"astro-ph/0505200","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0505200","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0505200v1","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0505200","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"pith_short_12","alias_value":"7EFTP5ZFFYKU","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"pith_short_16","alias_value":"7EFTP5ZFFYKU2GDK","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"pith_short_8","alias_value":"7EFTP5ZF","created_at":"2026-07-04T16:52:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:7EFTP5ZFFYKU2GDKRROKZWC7QZ","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0505200","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2005-05-10T16:30:05Z","cross_cats_sorted":[],"title_canon_sha256":"c9f09bc3aa40f230f0f163c57efed4941a63f3337cb6ec91ed8cdd6e401ccbc2","abstract_canon_sha256":"a025c3d7e4d56c2a5881693108fa6848edde6705dcb5357a5215644e3342fd11"},"schema_version":"1.0"},"canonical_sha256":"f90b37f7252e154d186a8c5cacd85f865396267f0e342cc4c844ad9940418e19","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:52:21.302002Z","signature_b64":"6lbAP/cACdnZ3q6aXIR7Rdvm51r3dfFNWanSdTyVQriYqruDz3ug51hlg+bRfODQQ108RiP3kEr3GIHCYEkWBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f90b37f7252e154d186a8c5cacd85f865396267f0e342cc4c844ad9940418e19","last_reissued_at":"2026-07-04T16:52:21.301587Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:52:21.301587Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0505200","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":"2026-07-04T16:52:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lsqOgiTEEsgCmH1RPN+oGPhkDVQYJyg0H+tp1czqmGwmih6iNo/GeK2S09ZozAYExbm6XUUb+GAUOZnz90NWBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T18:28:55.606411Z"},"content_sha256":"037bc27414e44288b022052b61e51adf3154ede6ac6ad218653cc7f5143fac49","schema_version":"1.0","event_id":"sha256:037bc27414e44288b022052b61e51adf3154ede6ac6ad218653cc7f5143fac49"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:7EFTP5ZFFYKU2GDKRROKZWC7QZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Piecewise Parabolic Method for Multidimensional Relativistic Fluid Dynamics","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Mignone, G. Bodo, T. Plewa","submitted_at":"2005-05-10T16:30:05Z","abstract_excerpt":"We present an extension of the Piecewise Parabolic Method to special relativistic fluid dynamics in multidimensions. The scheme is conservative, dimensionally unsplit, and suitable for a general equation of state. Temporal evolution is second-order accurate and employs characteristic projection operators; spatial interpolation is piece-wise parabolic making the scheme third-order accurate in smooth regions of the flow away from discontinuities. The algorithm is written for a general system of orthogonal curvilinear coordinates and can be used for computations in non-cartesian geometries. A non"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0505200","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/astro-ph/0505200/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":"2026-07-04T16:52:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IdG4pvxbIGl6CkiiZGHqPRnuzV00bxt1ZF/QNVk7wJixlA0qEyNWqKj+HWdK8E+K67N+8yFHMiAUW7TQxjxfCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T18:28:55.607255Z"},"content_sha256":"82862e6fb24f1dc7309cd5702b52d9312fba2a6a4303b9752cdcbb149e26661a","schema_version":"1.0","event_id":"sha256:82862e6fb24f1dc7309cd5702b52d9312fba2a6a4303b9752cdcbb149e26661a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7EFTP5ZFFYKU2GDKRROKZWC7QZ/bundle.json","state_url":"https://pith.science/pith/7EFTP5ZFFYKU2GDKRROKZWC7QZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7EFTP5ZFFYKU2GDKRROKZWC7QZ/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":"2026-08-04T18:28:55Z","links":{"resolver":"https://pith.science/pith/7EFTP5ZFFYKU2GDKRROKZWC7QZ","bundle":"https://pith.science/pith/7EFTP5ZFFYKU2GDKRROKZWC7QZ/bundle.json","state":"https://pith.science/pith/7EFTP5ZFFYKU2GDKRROKZWC7QZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7EFTP5ZFFYKU2GDKRROKZWC7QZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:7EFTP5ZFFYKU2GDKRROKZWC7QZ","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":"a025c3d7e4d56c2a5881693108fa6848edde6705dcb5357a5215644e3342fd11","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2005-05-10T16:30:05Z","title_canon_sha256":"c9f09bc3aa40f230f0f163c57efed4941a63f3337cb6ec91ed8cdd6e401ccbc2"},"schema_version":"1.0","source":{"id":"astro-ph/0505200","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0505200","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0505200v1","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0505200","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"pith_short_12","alias_value":"7EFTP5ZFFYKU","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"pith_short_16","alias_value":"7EFTP5ZFFYKU2GDK","created_at":"2026-07-04T16:52:21Z"},{"alias_kind":"pith_short_8","alias_value":"7EFTP5ZF","created_at":"2026-07-04T16:52:21Z"}],"graph_snapshots":[{"event_id":"sha256:82862e6fb24f1dc7309cd5702b52d9312fba2a6a4303b9752cdcbb149e26661a","target":"graph","created_at":"2026-07-04T16:52:21Z","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/astro-ph/0505200/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present an extension of the Piecewise Parabolic Method to special relativistic fluid dynamics in multidimensions. The scheme is conservative, dimensionally unsplit, and suitable for a general equation of state. Temporal evolution is second-order accurate and employs characteristic projection operators; spatial interpolation is piece-wise parabolic making the scheme third-order accurate in smooth regions of the flow away from discontinuities. The algorithm is written for a general system of orthogonal curvilinear coordinates and can be used for computations in non-cartesian geometries. A non","authors_text":"A. Mignone, G. Bodo, T. Plewa","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2005-05-10T16:30:05Z","title":"The Piecewise Parabolic Method for Multidimensional Relativistic Fluid Dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0505200","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":"sha256:037bc27414e44288b022052b61e51adf3154ede6ac6ad218653cc7f5143fac49","target":"record","created_at":"2026-07-04T16:52:21Z","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":"a025c3d7e4d56c2a5881693108fa6848edde6705dcb5357a5215644e3342fd11","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2005-05-10T16:30:05Z","title_canon_sha256":"c9f09bc3aa40f230f0f163c57efed4941a63f3337cb6ec91ed8cdd6e401ccbc2"},"schema_version":"1.0","source":{"id":"astro-ph/0505200","kind":"arxiv","version":1}},"canonical_sha256":"f90b37f7252e154d186a8c5cacd85f865396267f0e342cc4c844ad9940418e19","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f90b37f7252e154d186a8c5cacd85f865396267f0e342cc4c844ad9940418e19","first_computed_at":"2026-07-04T16:52:21.301587Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:52:21.301587Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6lbAP/cACdnZ3q6aXIR7Rdvm51r3dfFNWanSdTyVQriYqruDz3ug51hlg+bRfODQQ108RiP3kEr3GIHCYEkWBQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:52:21.302002Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0505200","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:037bc27414e44288b022052b61e51adf3154ede6ac6ad218653cc7f5143fac49","sha256:82862e6fb24f1dc7309cd5702b52d9312fba2a6a4303b9752cdcbb149e26661a"],"state_sha256":"c4ce70086a34ab96e908ed97e513665e742c9c4211fe4c8c9935b24b509d1377"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3CZVQSdyWmw3ewkU5dIXbBOvpNLSUzwp8Tae+U3t3Ibmc9g1OkIZnV8PMVZWIXAON0yCfzFUjLjl0kiP0tqECQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T18:28:55.612146Z","bundle_sha256":"3757db3f897b8b616927e31814631317ce87d2709c201ff24182fccc7f936742"}}