{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:6IAXMXRDWUEKFVXDEHS7DTDN2F","short_pith_number":"pith:6IAXMXRD","canonical_record":{"source":{"id":"physics/0307061","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.comp-ph","submitted_at":"2003-07-11T09:07:00Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"70f58e6d2da767181d39cecdb58827eb69a37d93911bb8f94c8cf512c3b21f9a","abstract_canon_sha256":"63ad9890e47d22c5043e07304de295496f6d4e52e92dee055726bd965e93a9bc"},"schema_version":"1.0"},"canonical_sha256":"f201765e23b508a2d6e321e5f1cc6dd15a89fd6d11aab6003ee375d681f0ee15","source":{"kind":"arxiv","id":"physics/0307061","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0307061","created_at":"2026-05-18T01:05:09Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0307061v1","created_at":"2026-05-18T01:05:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0307061","created_at":"2026-05-18T01:05:09Z"},{"alias_kind":"pith_short_12","alias_value":"6IAXMXRDWUEK","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"6IAXMXRDWUEKFVXD","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"6IAXMXRD","created_at":"2026-05-18T12:25:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:6IAXMXRDWUEKFVXDEHS7DTDN2F","target":"record","payload":{"canonical_record":{"source":{"id":"physics/0307061","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.comp-ph","submitted_at":"2003-07-11T09:07:00Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"70f58e6d2da767181d39cecdb58827eb69a37d93911bb8f94c8cf512c3b21f9a","abstract_canon_sha256":"63ad9890e47d22c5043e07304de295496f6d4e52e92dee055726bd965e93a9bc"},"schema_version":"1.0"},"canonical_sha256":"f201765e23b508a2d6e321e5f1cc6dd15a89fd6d11aab6003ee375d681f0ee15","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:05:09.092491Z","signature_b64":"DL2o7vLiisvJE0iddZDA72gSZ+dHEwv6KBHzr9XZ4Ysd3tUuqD9HxuDw+fwxQphuAsWyPeBcmWvOOrLBq/28Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f201765e23b508a2d6e321e5f1cc6dd15a89fd6d11aab6003ee375d681f0ee15","last_reissued_at":"2026-05-18T01:05:09.091712Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:05:09.091712Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"physics/0307061","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":"2026-05-18T01:05:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"poDPRT6zSV2j9CfApbRcQwOrbFLJ1tvaGmVcmH83ksWGlHnOqOgVLyBsOMR6GEgwzdhMNai8BJZwmr0xvMNECQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T17:49:28.976774Z"},"content_sha256":"311c6433cfdf742d00a4b5e1411403c5e2e0573952aaacf488cd31caf6342452","schema_version":"1.0","event_id":"sha256:311c6433cfdf742d00a4b5e1411403c5e2e0573952aaacf488cd31caf6342452"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:6IAXMXRDWUEKFVXDEHS7DTDN2F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Steering in computational science: mesoscale modelling and simulation","license":"","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.comp-ph","authors_text":"A. R. Porter, J. Chin, J. Harting, P. V. Coveney, S. Jha, S. M. Pickles","submitted_at":"2003-07-11T09:07:00Z","abstract_excerpt":"This paper outlines the benefits of computational steering for high performance computing applications. Lattice-Boltzmann mesoscale fluid simulations of binary and ternary amphiphilic fluids in two and three dimensions are used to illustrate the substantial improvements which computational steering offers in terms of resource efficiency and time to discover new physics. We discuss details of our current steering implementations and describe their future outlook with the advent of computational grids."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0307061","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":"2026-05-18T01:05:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u9ohAlThCFyq+BzzOw4Zx0b0gE4tdCSCWP88G5VsPtKV65CIpJTlu2YzKAWeBDDeWUSs22FIEbb9bVnG+XnNDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T17:49:28.977158Z"},"content_sha256":"e242ef20a04cf2bc953f0c2843a741c3c43df818cee607ac73a778b3d4512c47","schema_version":"1.0","event_id":"sha256:e242ef20a04cf2bc953f0c2843a741c3c43df818cee607ac73a778b3d4512c47"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6IAXMXRDWUEKFVXDEHS7DTDN2F/bundle.json","state_url":"https://pith.science/pith/6IAXMXRDWUEKFVXDEHS7DTDN2F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6IAXMXRDWUEKFVXDEHS7DTDN2F/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":"2026-05-21T17:49:28Z","links":{"resolver":"https://pith.science/pith/6IAXMXRDWUEKFVXDEHS7DTDN2F","bundle":"https://pith.science/pith/6IAXMXRDWUEKFVXDEHS7DTDN2F/bundle.json","state":"https://pith.science/pith/6IAXMXRDWUEKFVXDEHS7DTDN2F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6IAXMXRDWUEKFVXDEHS7DTDN2F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:6IAXMXRDWUEKFVXDEHS7DTDN2F","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":"63ad9890e47d22c5043e07304de295496f6d4e52e92dee055726bd965e93a9bc","cross_cats_sorted":["cond-mat.mes-hall"],"license":"","primary_cat":"physics.comp-ph","submitted_at":"2003-07-11T09:07:00Z","title_canon_sha256":"70f58e6d2da767181d39cecdb58827eb69a37d93911bb8f94c8cf512c3b21f9a"},"schema_version":"1.0","source":{"id":"physics/0307061","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0307061","created_at":"2026-05-18T01:05:09Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0307061v1","created_at":"2026-05-18T01:05:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0307061","created_at":"2026-05-18T01:05:09Z"},{"alias_kind":"pith_short_12","alias_value":"6IAXMXRDWUEK","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"6IAXMXRDWUEKFVXD","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"6IAXMXRD","created_at":"2026-05-18T12:25:51Z"}],"graph_snapshots":[{"event_id":"sha256:e242ef20a04cf2bc953f0c2843a741c3c43df818cee607ac73a778b3d4512c47","target":"graph","created_at":"2026-05-18T01:05:09Z","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":"This paper outlines the benefits of computational steering for high performance computing applications. Lattice-Boltzmann mesoscale fluid simulations of binary and ternary amphiphilic fluids in two and three dimensions are used to illustrate the substantial improvements which computational steering offers in terms of resource efficiency and time to discover new physics. We discuss details of our current steering implementations and describe their future outlook with the advent of computational grids.","authors_text":"A. R. Porter, J. Chin, J. Harting, P. V. Coveney, S. Jha, S. M. Pickles","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"","primary_cat":"physics.comp-ph","submitted_at":"2003-07-11T09:07:00Z","title":"Steering in computational science: mesoscale modelling and simulation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0307061","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":"sha256:311c6433cfdf742d00a4b5e1411403c5e2e0573952aaacf488cd31caf6342452","target":"record","created_at":"2026-05-18T01:05:09Z","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":"63ad9890e47d22c5043e07304de295496f6d4e52e92dee055726bd965e93a9bc","cross_cats_sorted":["cond-mat.mes-hall"],"license":"","primary_cat":"physics.comp-ph","submitted_at":"2003-07-11T09:07:00Z","title_canon_sha256":"70f58e6d2da767181d39cecdb58827eb69a37d93911bb8f94c8cf512c3b21f9a"},"schema_version":"1.0","source":{"id":"physics/0307061","kind":"arxiv","version":1}},"canonical_sha256":"f201765e23b508a2d6e321e5f1cc6dd15a89fd6d11aab6003ee375d681f0ee15","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f201765e23b508a2d6e321e5f1cc6dd15a89fd6d11aab6003ee375d681f0ee15","first_computed_at":"2026-05-18T01:05:09.091712Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:05:09.091712Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DL2o7vLiisvJE0iddZDA72gSZ+dHEwv6KBHzr9XZ4Ysd3tUuqD9HxuDw+fwxQphuAsWyPeBcmWvOOrLBq/28Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T01:05:09.092491Z","signed_message":"canonical_sha256_bytes"},"source_id":"physics/0307061","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:311c6433cfdf742d00a4b5e1411403c5e2e0573952aaacf488cd31caf6342452","sha256:e242ef20a04cf2bc953f0c2843a741c3c43df818cee607ac73a778b3d4512c47"],"state_sha256":"e8f29e2f4f5ecbb9b22213f180b96dba751c78831d9e80a55e6f2fbc9204990a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ugPvuL7ZzNRelIjT5sn/qkz3Q9r5SpuI1XSYBOM3RFW3rjHNdxYOx8jXlZj6pZzrmCJFdN4VfCVJW02oaajfDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T17:49:28.979226Z","bundle_sha256":"da73c4f597ad899b5ff19ec5f5db63c2b898cd2c0827537b16b0e57602732906"}}