{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:B73GNDKUBGMXRAAYN74UOB5QAL","short_pith_number":"pith:B73GNDKU","canonical_record":{"source":{"id":"2503.07904","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-03-10T22:50:24Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"b4b687cd61fb46035d3d84b71130d9879438c91cbbbd22382abd37fe7c9821ba","abstract_canon_sha256":"432a96b8a58bdf5e6f18664e973203a76750363c2de58ddc347ce3b6c1ed07bb"},"schema_version":"1.0"},"canonical_sha256":"0ff6668d5409997880186ff94707b002e6f33d34859dc9542ab667671fbaf267","source":{"kind":"arxiv","id":"2503.07904","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.07904","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"arxiv_version","alias_value":"2503.07904v1","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.07904","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"pith_short_12","alias_value":"B73GNDKUBGMX","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"B73GNDKUBGMXRAAY","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"B73GNDKU","created_at":"2026-07-05T10:28:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:B73GNDKUBGMXRAAYN74UOB5QAL","target":"record","payload":{"canonical_record":{"source":{"id":"2503.07904","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-03-10T22:50:24Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"b4b687cd61fb46035d3d84b71130d9879438c91cbbbd22382abd37fe7c9821ba","abstract_canon_sha256":"432a96b8a58bdf5e6f18664e973203a76750363c2de58ddc347ce3b6c1ed07bb"},"schema_version":"1.0"},"canonical_sha256":"0ff6668d5409997880186ff94707b002e6f33d34859dc9542ab667671fbaf267","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:28:46.303601Z","signature_b64":"Ie4DSgCkw3vGY7rcEVgKgQrquWn1sjYK++u8Zw7Ov/O2QKtc8kxLfuH3Ej36hXyrEmz48ku9PR4DDOD1DcYNBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0ff6668d5409997880186ff94707b002e6f33d34859dc9542ab667671fbaf267","last_reissued_at":"2026-07-05T10:28:46.302920Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:28:46.302920Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.07904","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":"2026-07-05T10:28:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PwH6vkzYUXTWZNKvXQtzP8oZjkB3Rj1ObnZke/f6v89kCJJQxR9fS66zAxjcphqgzm7sgNGmc/62DO8QD2YPAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T17:36:32.335019Z"},"content_sha256":"91519a5a651bba0880ee06aee4a8377dd41a510f9b232e4887e75f40a8c41bba","schema_version":"1.0","event_id":"sha256:91519a5a651bba0880ee06aee4a8377dd41a510f9b232e4887e75f40a8c41bba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:B73GNDKUBGMXRAAYN74UOB5QAL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Increasing Determinism of All-vs-all Orbital Evolution Simulators","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.EP","authors_text":"Daniel Jang, Enrico M. Zucchelli, Richard Linares","submitted_at":"2025-03-10T22:50:24Z","abstract_excerpt":"All-vs-all orbital evolutionary simulations for the low Earth orbit (LEO) simulate the long term evolution of the LEO environment. Although these simulations typically offer the highest fidelity, they are also highly computationally intensive. One factor that effectively reduces the efficiency of the approach is that all-vs-all approaches are stochastic and the distribution of the output has large variance. This paper introduces a new, quasi-deterministic all-vs-all simulator, whose variance is greatly reduced compared to traditional methods. The proposed approach virtually simulates collision"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.07904","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/2503.07904/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":"2026-07-05T10:28:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V1NuuJ/psg+ydR5pfgGZB3ZgVKMhLgl9IYsYy3C4hPPBL3WVGDdT+/VlvUkHNnvoyxL5/y1q96sel/XdUhWuCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T17:36:32.335602Z"},"content_sha256":"3537233cbdb88d06085470c902757287e786a8fde9986cbec00b8b321c83f33d","schema_version":"1.0","event_id":"sha256:3537233cbdb88d06085470c902757287e786a8fde9986cbec00b8b321c83f33d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/B73GNDKUBGMXRAAYN74UOB5QAL/bundle.json","state_url":"https://pith.science/pith/B73GNDKUBGMXRAAYN74UOB5QAL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/B73GNDKUBGMXRAAYN74UOB5QAL/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":"2026-08-15T17:36:32Z","links":{"resolver":"https://pith.science/pith/B73GNDKUBGMXRAAYN74UOB5QAL","bundle":"https://pith.science/pith/B73GNDKUBGMXRAAYN74UOB5QAL/bundle.json","state":"https://pith.science/pith/B73GNDKUBGMXRAAYN74UOB5QAL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/B73GNDKUBGMXRAAYN74UOB5QAL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:B73GNDKUBGMXRAAYN74UOB5QAL","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":"432a96b8a58bdf5e6f18664e973203a76750363c2de58ddc347ce3b6c1ed07bb","cross_cats_sorted":["astro-ph.IM"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-03-10T22:50:24Z","title_canon_sha256":"b4b687cd61fb46035d3d84b71130d9879438c91cbbbd22382abd37fe7c9821ba"},"schema_version":"1.0","source":{"id":"2503.07904","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.07904","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"arxiv_version","alias_value":"2503.07904v1","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.07904","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"pith_short_12","alias_value":"B73GNDKUBGMX","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"B73GNDKUBGMXRAAY","created_at":"2026-07-05T10:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"B73GNDKU","created_at":"2026-07-05T10:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:3537233cbdb88d06085470c902757287e786a8fde9986cbec00b8b321c83f33d","target":"graph","created_at":"2026-07-05T10:28:46Z","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/2503.07904/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"All-vs-all orbital evolutionary simulations for the low Earth orbit (LEO) simulate the long term evolution of the LEO environment. Although these simulations typically offer the highest fidelity, they are also highly computationally intensive. One factor that effectively reduces the efficiency of the approach is that all-vs-all approaches are stochastic and the distribution of the output has large variance. This paper introduces a new, quasi-deterministic all-vs-all simulator, whose variance is greatly reduced compared to traditional methods. The proposed approach virtually simulates collision","authors_text":"Daniel Jang, Enrico M. Zucchelli, Richard Linares","cross_cats":["astro-ph.IM"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-03-10T22:50:24Z","title":"Increasing Determinism of All-vs-all Orbital Evolution Simulators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.07904","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":"sha256:91519a5a651bba0880ee06aee4a8377dd41a510f9b232e4887e75f40a8c41bba","target":"record","created_at":"2026-07-05T10:28:46Z","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":"432a96b8a58bdf5e6f18664e973203a76750363c2de58ddc347ce3b6c1ed07bb","cross_cats_sorted":["astro-ph.IM"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-03-10T22:50:24Z","title_canon_sha256":"b4b687cd61fb46035d3d84b71130d9879438c91cbbbd22382abd37fe7c9821ba"},"schema_version":"1.0","source":{"id":"2503.07904","kind":"arxiv","version":1}},"canonical_sha256":"0ff6668d5409997880186ff94707b002e6f33d34859dc9542ab667671fbaf267","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0ff6668d5409997880186ff94707b002e6f33d34859dc9542ab667671fbaf267","first_computed_at":"2026-07-05T10:28:46.302920Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:28:46.302920Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ie4DSgCkw3vGY7rcEVgKgQrquWn1sjYK++u8Zw7Ov/O2QKtc8kxLfuH3Ej36hXyrEmz48ku9PR4DDOD1DcYNBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:28:46.303601Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.07904","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:91519a5a651bba0880ee06aee4a8377dd41a510f9b232e4887e75f40a8c41bba","sha256:3537233cbdb88d06085470c902757287e786a8fde9986cbec00b8b321c83f33d"],"state_sha256":"e26a854254b114222d519b65ea2b6d2679a253a7f3d12cc1c146fc90ec548136"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mVkmlOCpnNoqjdAuNMhK37nxcpO5VsXBoEsL8+Xmfv/SNZrRhUcXmmLEHg+VxVUD8hGVceNXCUOYANiqFqzEDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T17:36:32.339064Z","bundle_sha256":"78b4956b38a1bfb1e0e7f1b0c484222df1d15f0fdb4b15e1081d2cfe40512a95"}}