{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:ZII6IAYUQVOPUN3XZMIODBO6YA","short_pith_number":"pith:ZII6IAYU","canonical_record":{"source":{"id":"1908.06091","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-16T16:03:07Z","cross_cats_sorted":[],"title_canon_sha256":"9dc119d03d6e4c5d87a4eb2c70c28ad9769dbc5cfaecd2cc9b4eb4ee7482fca3","abstract_canon_sha256":"17579be33eb33ae694b26f0ccd3f6f75347e20fd06c3d8434e9fbb08f5e57cbf"},"schema_version":"1.0"},"canonical_sha256":"ca11e40314855cfa3777cb10e185dec01eddb2c3482bef621406c187ecdd9d79","source":{"kind":"arxiv","id":"1908.06091","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.06091","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"arxiv_version","alias_value":"1908.06091v1","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.06091","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"pith_short_12","alias_value":"ZII6IAYUQVOP","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"pith_short_16","alias_value":"ZII6IAYUQVOPUN3X","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"pith_short_8","alias_value":"ZII6IAYU","created_at":"2026-07-04T23:58:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:ZII6IAYUQVOPUN3XZMIODBO6YA","target":"record","payload":{"canonical_record":{"source":{"id":"1908.06091","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-16T16:03:07Z","cross_cats_sorted":[],"title_canon_sha256":"9dc119d03d6e4c5d87a4eb2c70c28ad9769dbc5cfaecd2cc9b4eb4ee7482fca3","abstract_canon_sha256":"17579be33eb33ae694b26f0ccd3f6f75347e20fd06c3d8434e9fbb08f5e57cbf"},"schema_version":"1.0"},"canonical_sha256":"ca11e40314855cfa3777cb10e185dec01eddb2c3482bef621406c187ecdd9d79","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:58:12.299961Z","signature_b64":"0moZpJU5eVX9CndbVtye4Tmiv+DGJB0sCiKlUoE/60tQ+EtNP1jus/eFUfa8Va2sBfX0DeNSUnzjU1Z+NgLtAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ca11e40314855cfa3777cb10e185dec01eddb2c3482bef621406c187ecdd9d79","last_reissued_at":"2026-07-04T23:58:12.299465Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:58:12.299465Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.06091","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":"2026-07-04T23:58:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ikYeIiBxf62yF+1Y/LF6CnE4cLJ5t83BCmn8fC61vj+mlLouN4DE0a5U71zB91Wqz6OKfwLwzZgxLeFYD4BjBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T10:12:02.768526Z"},"content_sha256":"5eebd60eecf7033b23f44d85cddf46effdf700c65a2ae890988bd4839d4e21a9","schema_version":"1.0","event_id":"sha256:5eebd60eecf7033b23f44d85cddf46effdf700c65a2ae890988bd4839d4e21a9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:ZII6IAYUQVOPUN3XZMIODBO6YA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Development of Atlas, a flexible data structure framework","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Willem Deconinck","submitted_at":"2019-08-16T16:03:07Z","abstract_excerpt":"This document is one of the deliverable reports created for the ESCAPE project. ESCAPE stands for Energy-efficient Scalable Algorithms for Weather Prediction at Exascale. The project develops world-class, extreme-scale computing capabilities for European operational numerical weather prediction and future climate models. This is done by identifying Weather & Climate dwarfs which are key patterns in terms of computation and communication (in the spirit of the Berkeley dwarfs). These dwarfs are then optimised for different hardware architectures (single and multi-node) and alternative algorithms"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.06091","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/1908.06091/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":"2026-07-04T23:58:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GeXFRIkLa5cO3IE+yKSGV4iJ40XqNNl+HTUEOWLgdDcSAPyHpCptx82gftGRKL7qS+XEVCN9SfdliU14Wi44DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T10:12:02.769036Z"},"content_sha256":"7cbb2405d123201f6758f262fdab753ffc952dfd306422033f992b4a84918bc2","schema_version":"1.0","event_id":"sha256:7cbb2405d123201f6758f262fdab753ffc952dfd306422033f992b4a84918bc2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZII6IAYUQVOPUN3XZMIODBO6YA/bundle.json","state_url":"https://pith.science/pith/ZII6IAYUQVOPUN3XZMIODBO6YA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZII6IAYUQVOPUN3XZMIODBO6YA/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":"2026-08-16T10:12:02Z","links":{"resolver":"https://pith.science/pith/ZII6IAYUQVOPUN3XZMIODBO6YA","bundle":"https://pith.science/pith/ZII6IAYUQVOPUN3XZMIODBO6YA/bundle.json","state":"https://pith.science/pith/ZII6IAYUQVOPUN3XZMIODBO6YA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZII6IAYUQVOPUN3XZMIODBO6YA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:ZII6IAYUQVOPUN3XZMIODBO6YA","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":"17579be33eb33ae694b26f0ccd3f6f75347e20fd06c3d8434e9fbb08f5e57cbf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-16T16:03:07Z","title_canon_sha256":"9dc119d03d6e4c5d87a4eb2c70c28ad9769dbc5cfaecd2cc9b4eb4ee7482fca3"},"schema_version":"1.0","source":{"id":"1908.06091","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.06091","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"arxiv_version","alias_value":"1908.06091v1","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.06091","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"pith_short_12","alias_value":"ZII6IAYUQVOP","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"pith_short_16","alias_value":"ZII6IAYUQVOPUN3X","created_at":"2026-07-04T23:58:12Z"},{"alias_kind":"pith_short_8","alias_value":"ZII6IAYU","created_at":"2026-07-04T23:58:12Z"}],"graph_snapshots":[{"event_id":"sha256:7cbb2405d123201f6758f262fdab753ffc952dfd306422033f992b4a84918bc2","target":"graph","created_at":"2026-07-04T23:58:12Z","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/1908.06091/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This document is one of the deliverable reports created for the ESCAPE project. ESCAPE stands for Energy-efficient Scalable Algorithms for Weather Prediction at Exascale. The project develops world-class, extreme-scale computing capabilities for European operational numerical weather prediction and future climate models. This is done by identifying Weather & Climate dwarfs which are key patterns in terms of computation and communication (in the spirit of the Berkeley dwarfs). These dwarfs are then optimised for different hardware architectures (single and multi-node) and alternative algorithms","authors_text":"Willem Deconinck","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-16T16:03:07Z","title":"Development of Atlas, a flexible data structure framework"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.06091","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":"sha256:5eebd60eecf7033b23f44d85cddf46effdf700c65a2ae890988bd4839d4e21a9","target":"record","created_at":"2026-07-04T23:58:12Z","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":"17579be33eb33ae694b26f0ccd3f6f75347e20fd06c3d8434e9fbb08f5e57cbf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-16T16:03:07Z","title_canon_sha256":"9dc119d03d6e4c5d87a4eb2c70c28ad9769dbc5cfaecd2cc9b4eb4ee7482fca3"},"schema_version":"1.0","source":{"id":"1908.06091","kind":"arxiv","version":1}},"canonical_sha256":"ca11e40314855cfa3777cb10e185dec01eddb2c3482bef621406c187ecdd9d79","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca11e40314855cfa3777cb10e185dec01eddb2c3482bef621406c187ecdd9d79","first_computed_at":"2026-07-04T23:58:12.299465Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:58:12.299465Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0moZpJU5eVX9CndbVtye4Tmiv+DGJB0sCiKlUoE/60tQ+EtNP1jus/eFUfa8Va2sBfX0DeNSUnzjU1Z+NgLtAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T23:58:12.299961Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.06091","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5eebd60eecf7033b23f44d85cddf46effdf700c65a2ae890988bd4839d4e21a9","sha256:7cbb2405d123201f6758f262fdab753ffc952dfd306422033f992b4a84918bc2"],"state_sha256":"e6e29879ffc87b6d0f2c425d6db40d5e86163e3f030fec96236788e83a3c0eaf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t58qlWDSytWh/KSPBNk4WmOb+RHEU+yqaFBWo4u9Hmm/Ccbd6HMilOSyNr6tNOhH8QA6MSKkDJE3XWpZ+c0IAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T10:12:02.773583Z","bundle_sha256":"a288122917717fcf58acf62d10dcc8a7a19e77be3a9a05b7ad5f0c7c307191a4"}}