{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:2UVLH4HNKS5YYBG3ALPVZU5SRH","short_pith_number":"pith:2UVLH4HN","canonical_record":{"source":{"id":"astro-ph/0503281","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2005-03-12T18:56:04Z","cross_cats_sorted":[],"title_canon_sha256":"a590315b3ecf58c5d51c17f003df7cb6ec58b768cbe5329c738131762fd7d977","abstract_canon_sha256":"a2b957d76cfff372471425fd3739cd6992950231928cf7a2dfe7ae439dfa80c9"},"schema_version":"1.0"},"canonical_sha256":"d52ab3f0ed54bb8c04db02df5cd3b289c2fdae0220a5eadf0f408ac913281412","source":{"kind":"arxiv","id":"astro-ph/0503281","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0503281","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0503281v2","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0503281","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"pith_short_12","alias_value":"2UVLH4HNKS5Y","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"pith_short_16","alias_value":"2UVLH4HNKS5YYBG3","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"pith_short_8","alias_value":"2UVLH4HN","created_at":"2026-07-04T16:50:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:2UVLH4HNKS5YYBG3ALPVZU5SRH","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0503281","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2005-03-12T18:56:04Z","cross_cats_sorted":[],"title_canon_sha256":"a590315b3ecf58c5d51c17f003df7cb6ec58b768cbe5329c738131762fd7d977","abstract_canon_sha256":"a2b957d76cfff372471425fd3739cd6992950231928cf7a2dfe7ae439dfa80c9"},"schema_version":"1.0"},"canonical_sha256":"d52ab3f0ed54bb8c04db02df5cd3b289c2fdae0220a5eadf0f408ac913281412","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:50:59.596833Z","signature_b64":"tFWSzKktXEw2Ss5L5GZ6gwF42Rv4IAt+0wFaelHpA7xttLNtSQ0Wi7/wCEAKT3xnO9jRTuJ9Sg1fxM000dDvDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d52ab3f0ed54bb8c04db02df5cd3b289c2fdae0220a5eadf0f408ac913281412","last_reissued_at":"2026-07-04T16:50:59.596435Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:50:59.596435Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0503281","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":"2026-07-04T16:50:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a72ukDRD/VrlC6J4zYAgjb4QaMKKAs1PfUCQL3iy/E0HJikiFqlT02FYJLIRejvJMgPEDIibxGG9J3qgUYMLDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T00:31:58.757858Z"},"content_sha256":"a7489b0c427001b2fd316eadc5dfcc837f9b82bce7680d419d832a3efbc6b100","schema_version":"1.0","event_id":"sha256:a7489b0c427001b2fd316eadc5dfcc837f9b82bce7680d419d832a3efbc6b100"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:2UVLH4HNKS5YYBG3ALPVZU5SRH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detecting Intracluster Gas Motion in Galaxy Clusters: Mock Astro-E2 Observations","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Andrew Pawl, August E. Evrard, Renato A. Dupke","submitted_at":"2005-03-12T18:56:04Z","abstract_excerpt":"We explore the detectability of bulk motions in the X-ray emitting intracluster medium (ICM) using a catalog of 1,836 mock Astro-E2 observations of simulated clusters of galaxies. We generate high resolution mock spectra for two observing strategies: a four-pointing mosaic and a single central pointing. Normalizing to 200 (400) photons in the iron K-alpha region for the mosaic (central) study, we fit Poisson realizations of each simulated spectrum to a velocity broadened isothermal plasma emission model. We confirm that the velocity characteristics (mean and dispersion) returned by the spectra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0503281","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/0503281/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":"2026-07-04T16:50:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zcCe4SHkSI6dvnjde4UzrvTtSx7Bq7vl3cRuCl6R+jHTiqaEBNvvch2qp2rNSs2ZjlCbgctun6gO7xZqu99nAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T00:31:58.758226Z"},"content_sha256":"184fa40b3b1d4abf718a182b3eed5ad46eba15367d549573c96374b7ababf2be","schema_version":"1.0","event_id":"sha256:184fa40b3b1d4abf718a182b3eed5ad46eba15367d549573c96374b7ababf2be"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2UVLH4HNKS5YYBG3ALPVZU5SRH/bundle.json","state_url":"https://pith.science/pith/2UVLH4HNKS5YYBG3ALPVZU5SRH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2UVLH4HNKS5YYBG3ALPVZU5SRH/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":"2026-07-05T00:31:58Z","links":{"resolver":"https://pith.science/pith/2UVLH4HNKS5YYBG3ALPVZU5SRH","bundle":"https://pith.science/pith/2UVLH4HNKS5YYBG3ALPVZU5SRH/bundle.json","state":"https://pith.science/pith/2UVLH4HNKS5YYBG3ALPVZU5SRH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2UVLH4HNKS5YYBG3ALPVZU5SRH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:2UVLH4HNKS5YYBG3ALPVZU5SRH","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":"a2b957d76cfff372471425fd3739cd6992950231928cf7a2dfe7ae439dfa80c9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2005-03-12T18:56:04Z","title_canon_sha256":"a590315b3ecf58c5d51c17f003df7cb6ec58b768cbe5329c738131762fd7d977"},"schema_version":"1.0","source":{"id":"astro-ph/0503281","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0503281","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0503281v2","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0503281","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"pith_short_12","alias_value":"2UVLH4HNKS5Y","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"pith_short_16","alias_value":"2UVLH4HNKS5YYBG3","created_at":"2026-07-04T16:50:59Z"},{"alias_kind":"pith_short_8","alias_value":"2UVLH4HN","created_at":"2026-07-04T16:50:59Z"}],"graph_snapshots":[{"event_id":"sha256:184fa40b3b1d4abf718a182b3eed5ad46eba15367d549573c96374b7ababf2be","target":"graph","created_at":"2026-07-04T16:50:59Z","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/0503281/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We explore the detectability of bulk motions in the X-ray emitting intracluster medium (ICM) using a catalog of 1,836 mock Astro-E2 observations of simulated clusters of galaxies. We generate high resolution mock spectra for two observing strategies: a four-pointing mosaic and a single central pointing. Normalizing to 200 (400) photons in the iron K-alpha region for the mosaic (central) study, we fit Poisson realizations of each simulated spectrum to a velocity broadened isothermal plasma emission model. We confirm that the velocity characteristics (mean and dispersion) returned by the spectra","authors_text":"Andrew Pawl, August E. Evrard, Renato A. Dupke","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2005-03-12T18:56:04Z","title":"Detecting Intracluster Gas Motion in Galaxy Clusters: Mock Astro-E2 Observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0503281","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:a7489b0c427001b2fd316eadc5dfcc837f9b82bce7680d419d832a3efbc6b100","target":"record","created_at":"2026-07-04T16:50:59Z","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":"a2b957d76cfff372471425fd3739cd6992950231928cf7a2dfe7ae439dfa80c9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2005-03-12T18:56:04Z","title_canon_sha256":"a590315b3ecf58c5d51c17f003df7cb6ec58b768cbe5329c738131762fd7d977"},"schema_version":"1.0","source":{"id":"astro-ph/0503281","kind":"arxiv","version":2}},"canonical_sha256":"d52ab3f0ed54bb8c04db02df5cd3b289c2fdae0220a5eadf0f408ac913281412","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d52ab3f0ed54bb8c04db02df5cd3b289c2fdae0220a5eadf0f408ac913281412","first_computed_at":"2026-07-04T16:50:59.596435Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:50:59.596435Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tFWSzKktXEw2Ss5L5GZ6gwF42Rv4IAt+0wFaelHpA7xttLNtSQ0Wi7/wCEAKT3xnO9jRTuJ9Sg1fxM000dDvDQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:50:59.596833Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0503281","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7489b0c427001b2fd316eadc5dfcc837f9b82bce7680d419d832a3efbc6b100","sha256:184fa40b3b1d4abf718a182b3eed5ad46eba15367d549573c96374b7ababf2be"],"state_sha256":"f45792b0db968cfdd35fb223f9541b2fc6e68cd6c44d9aed2264af71b67032cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cmQZKpEzCI+OwSo9mYzHEdNKixpx1NRzhFbcAOcT4u6Vy3Mx9oj7ZXPmJkJ2HMgxpE2NVdI0p91JgcvySmFEAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T00:31:58.760155Z","bundle_sha256":"06d3080ace920530bdba99ba5093715c65c1d9e62b886ff8721b7191757100fe"}}