{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:PUUK5FMFPM7MIYEW5AGGWVVRKW","short_pith_number":"pith:PUUK5FMF","canonical_record":{"source":{"id":"astro-ph/0411795","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-11-30T13:35:32Z","cross_cats_sorted":[],"title_canon_sha256":"b92506833b826c9269e96ea483b86707f9423311763f80d20643e2bef8719743","abstract_canon_sha256":"698969e800112e4c8aee6501dab001e72f66c92f2ed7c0899dba7905f791a71b"},"schema_version":"1.0"},"canonical_sha256":"7d28ae95857b3ec46096e80c6b56b155a4efd7a08ce4a7172511e5a313b569d2","source":{"kind":"arxiv","id":"astro-ph/0411795","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0411795","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0411795v2","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0411795","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"pith_short_12","alias_value":"PUUK5FMFPM7M","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"pith_short_16","alias_value":"PUUK5FMFPM7MIYEW","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"pith_short_8","alias_value":"PUUK5FMF","created_at":"2026-07-04T16:45:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:PUUK5FMFPM7MIYEW5AGGWVVRKW","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0411795","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-11-30T13:35:32Z","cross_cats_sorted":[],"title_canon_sha256":"b92506833b826c9269e96ea483b86707f9423311763f80d20643e2bef8719743","abstract_canon_sha256":"698969e800112e4c8aee6501dab001e72f66c92f2ed7c0899dba7905f791a71b"},"schema_version":"1.0"},"canonical_sha256":"7d28ae95857b3ec46096e80c6b56b155a4efd7a08ce4a7172511e5a313b569d2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:45:19.611779Z","signature_b64":"jvGy/NNdBbuC2i6Rzkh2uqy9M5m/gJBN9AAFvcU1GdJzOuD1YpbjIKBmPqIAI5U7AQadXRs3Ss/pIImFPEjcBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7d28ae95857b3ec46096e80c6b56b155a4efd7a08ce4a7172511e5a313b569d2","last_reissued_at":"2026-07-04T16:45:19.611425Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:45:19.611425Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0411795","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:45:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MVus8+Gn8OtRz/GQeh42zX+6xgLF3zCESqQLRPWH+p27+yXrPP4dgFkzGEJfNWnRPvHJqaVEiDuSFykIsWcdDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T04:56:21.230594Z"},"content_sha256":"f1d18bf101d79f05655ce98b6f5c05d2e63c595f2623a96eb8f66ba569fb09a9","schema_version":"1.0","event_id":"sha256:f1d18bf101d79f05655ce98b6f5c05d2e63c595f2623a96eb8f66ba569fb09a9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:PUUK5FMFPM7MIYEW5AGGWVVRKW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Robustness of Cosmological Simulations I: Large Scale Structure","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Katrin Heitmann, Michael S. Warren, Paul M. Ricker, Salman Habib","submitted_at":"2004-11-30T13:35:32Z","abstract_excerpt":"The gravitationally-driven evolution of cold dark matter dominates the formation of structure in the Universe over a wide range of length scales. While the longest scales can be treated by perturbation theory, a fully quantitative understanding of nonlinear effects requires the application of large-scale particle simulation methods. Additionally, precision predictions for next-generation observations, such as weak gravitational lensing, can only be obtained from numerical simulations. In this paper, we compare results from several N-body codes using test problems and a diverse set of diagnosti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0411795","kind":"arxiv","version":2},"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/0411795/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":"2026-07-04T16:45:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QecDFy/6iY2wjl2zj0XvGPB7agjZHkupgoX9P5s3Li0arxHbA3SI4TYeL9Yr3YlUqOBVURcyKA3WRvD/jxE5BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T04:56:21.231396Z"},"content_sha256":"95360c87e4fe365a332921b239e788c97309fd9d0787247d0cb05735427a1854","schema_version":"1.0","event_id":"sha256:95360c87e4fe365a332921b239e788c97309fd9d0787247d0cb05735427a1854"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PUUK5FMFPM7MIYEW5AGGWVVRKW/bundle.json","state_url":"https://pith.science/pith/PUUK5FMFPM7MIYEW5AGGWVVRKW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PUUK5FMFPM7MIYEW5AGGWVVRKW/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":"2026-08-17T04:56:21Z","links":{"resolver":"https://pith.science/pith/PUUK5FMFPM7MIYEW5AGGWVVRKW","bundle":"https://pith.science/pith/PUUK5FMFPM7MIYEW5AGGWVVRKW/bundle.json","state":"https://pith.science/pith/PUUK5FMFPM7MIYEW5AGGWVVRKW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PUUK5FMFPM7MIYEW5AGGWVVRKW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:PUUK5FMFPM7MIYEW5AGGWVVRKW","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":"698969e800112e4c8aee6501dab001e72f66c92f2ed7c0899dba7905f791a71b","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-11-30T13:35:32Z","title_canon_sha256":"b92506833b826c9269e96ea483b86707f9423311763f80d20643e2bef8719743"},"schema_version":"1.0","source":{"id":"astro-ph/0411795","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0411795","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0411795v2","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0411795","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"pith_short_12","alias_value":"PUUK5FMFPM7M","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"pith_short_16","alias_value":"PUUK5FMFPM7MIYEW","created_at":"2026-07-04T16:45:19Z"},{"alias_kind":"pith_short_8","alias_value":"PUUK5FMF","created_at":"2026-07-04T16:45:19Z"}],"graph_snapshots":[{"event_id":"sha256:95360c87e4fe365a332921b239e788c97309fd9d0787247d0cb05735427a1854","target":"graph","created_at":"2026-07-04T16:45:19Z","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/0411795/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The gravitationally-driven evolution of cold dark matter dominates the formation of structure in the Universe over a wide range of length scales. While the longest scales can be treated by perturbation theory, a fully quantitative understanding of nonlinear effects requires the application of large-scale particle simulation methods. Additionally, precision predictions for next-generation observations, such as weak gravitational lensing, can only be obtained from numerical simulations. In this paper, we compare results from several N-body codes using test problems and a diverse set of diagnosti","authors_text":"Katrin Heitmann, Michael S. Warren, Paul M. Ricker, Salman Habib","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2004-11-30T13:35:32Z","title":"Robustness of Cosmological Simulations I: Large Scale Structure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0411795","kind":"arxiv","version":2},"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:f1d18bf101d79f05655ce98b6f5c05d2e63c595f2623a96eb8f66ba569fb09a9","target":"record","created_at":"2026-07-04T16:45:19Z","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":"698969e800112e4c8aee6501dab001e72f66c92f2ed7c0899dba7905f791a71b","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-11-30T13:35:32Z","title_canon_sha256":"b92506833b826c9269e96ea483b86707f9423311763f80d20643e2bef8719743"},"schema_version":"1.0","source":{"id":"astro-ph/0411795","kind":"arxiv","version":2}},"canonical_sha256":"7d28ae95857b3ec46096e80c6b56b155a4efd7a08ce4a7172511e5a313b569d2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d28ae95857b3ec46096e80c6b56b155a4efd7a08ce4a7172511e5a313b569d2","first_computed_at":"2026-07-04T16:45:19.611425Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:45:19.611425Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jvGy/NNdBbuC2i6Rzkh2uqy9M5m/gJBN9AAFvcU1GdJzOuD1YpbjIKBmPqIAI5U7AQadXRs3Ss/pIImFPEjcBA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:45:19.611779Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0411795","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f1d18bf101d79f05655ce98b6f5c05d2e63c595f2623a96eb8f66ba569fb09a9","sha256:95360c87e4fe365a332921b239e788c97309fd9d0787247d0cb05735427a1854"],"state_sha256":"bdf7c9afdf24438854708ee07379f46aa5cd2050d85e74011f7db63a2c48b156"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yNfnfd+mWDgQNBvRDslwEAwuaeeDP0RmbY1KA1nteLIqmcbezcpsckrQ42hvu+h7/iayAX6/FdS+VI83BSc2CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T04:56:21.235318Z","bundle_sha256":"abf8a5162e075bfbcd9f520e757bebad75cc7c3958ae2c1820a8ee2222730d9f"}}