{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:QQYSPSKO2WPOWZLAWY5PRBIQLL","short_pith_number":"pith:QQYSPSKO","canonical_record":{"source":{"id":"1101.3361","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-18T00:33:02Z","cross_cats_sorted":[],"title_canon_sha256":"973995c6392381e4fe381bc3acb798fb561f26eba2565b87192d7c30c2bb9c00","abstract_canon_sha256":"0bc70599e3edeafd5dd3ece0a97af2d12bf9ea5437c3c8fd4a23d0d846841a23"},"schema_version":"1.0"},"canonical_sha256":"843127c94ed59eeb6560b63af885105ae3701b7cd2c71cbe9cf19c2ef4ccfeaf","source":{"kind":"arxiv","id":"1101.3361","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.3361","created_at":"2026-05-18T02:22:51Z"},{"alias_kind":"arxiv_version","alias_value":"1101.3361v1","created_at":"2026-05-18T02:22:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.3361","created_at":"2026-05-18T02:22:51Z"},{"alias_kind":"pith_short_12","alias_value":"QQYSPSKO2WPO","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"QQYSPSKO2WPOWZLA","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"QQYSPSKO","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:QQYSPSKO2WPOWZLAWY5PRBIQLL","target":"record","payload":{"canonical_record":{"source":{"id":"1101.3361","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-18T00:33:02Z","cross_cats_sorted":[],"title_canon_sha256":"973995c6392381e4fe381bc3acb798fb561f26eba2565b87192d7c30c2bb9c00","abstract_canon_sha256":"0bc70599e3edeafd5dd3ece0a97af2d12bf9ea5437c3c8fd4a23d0d846841a23"},"schema_version":"1.0"},"canonical_sha256":"843127c94ed59eeb6560b63af885105ae3701b7cd2c71cbe9cf19c2ef4ccfeaf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:22:51.856568Z","signature_b64":"g3umY1OvfuffRv3Tw2JBKmfA02kbSfYhUnQvofClmCD06GVcZdx3Veyp3wutXF0KJYvN2laUu2ZRqtsBUrjJAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"843127c94ed59eeb6560b63af885105ae3701b7cd2c71cbe9cf19c2ef4ccfeaf","last_reissued_at":"2026-05-18T02:22:51.856085Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:22:51.856085Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1101.3361","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":"2026-05-18T02:22:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SJUhu2vqIOomFirYvLi9jb2BGKX4gFfRtB3tn6JGCN4IStq9WCL9HwLeC5H/z4Kdg5oWTgsaTM9rInJQtt91BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T11:24:54.818233Z"},"content_sha256":"dd528f20d8fbe2c5088d548673e6b55041879b52b7a328d316760577e0cefb7c","schema_version":"1.0","event_id":"sha256:dd528f20d8fbe2c5088d548673e6b55041879b52b7a328d316760577e0cefb7c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:QQYSPSKO2WPOWZLAWY5PRBIQLL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cosmological Numerical Simulations of Radio Relics in Galaxy Clusters: Insights for Future Observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Jack O. Burns, Samuel W. Skillman","submitted_at":"2011-01-18T00:33:02Z","abstract_excerpt":"The acceleration of electrons at shock fronts is thought to be responsible for radio relics, extended radio features in the vicinity of merging galaxy clusters. By combining high resolution Adaptive Mesh Refinement Hydro/N-body cosmological simulations with an accurate shock-finding algorithm and a model for electron acceleration, we calculate the expected synchrotron emission resulting from cosmological structure formation. From these simulations, we produce radio, SZE and X-ray images for a large sample of galaxy clusters along with radio luminosity functions and scaling relationships. We fi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.3361","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":"2026-05-18T02:22:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sjRX2R+St7StWXGq5TSKb7YBW0Mp8MaiC4SOFPNLQdcqN1gSPYG79KZKNYdJbfWf3mT46ARdRL22C0dBa8NAAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T11:24:54.818953Z"},"content_sha256":"41595e75c268b91c61e029c6c9f2e48995a385dbc867048531f63cd2cda5a6ab","schema_version":"1.0","event_id":"sha256:41595e75c268b91c61e029c6c9f2e48995a385dbc867048531f63cd2cda5a6ab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QQYSPSKO2WPOWZLAWY5PRBIQLL/bundle.json","state_url":"https://pith.science/pith/QQYSPSKO2WPOWZLAWY5PRBIQLL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QQYSPSKO2WPOWZLAWY5PRBIQLL/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":"2026-06-09T11:24:54Z","links":{"resolver":"https://pith.science/pith/QQYSPSKO2WPOWZLAWY5PRBIQLL","bundle":"https://pith.science/pith/QQYSPSKO2WPOWZLAWY5PRBIQLL/bundle.json","state":"https://pith.science/pith/QQYSPSKO2WPOWZLAWY5PRBIQLL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QQYSPSKO2WPOWZLAWY5PRBIQLL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:QQYSPSKO2WPOWZLAWY5PRBIQLL","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":"0bc70599e3edeafd5dd3ece0a97af2d12bf9ea5437c3c8fd4a23d0d846841a23","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-18T00:33:02Z","title_canon_sha256":"973995c6392381e4fe381bc3acb798fb561f26eba2565b87192d7c30c2bb9c00"},"schema_version":"1.0","source":{"id":"1101.3361","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.3361","created_at":"2026-05-18T02:22:51Z"},{"alias_kind":"arxiv_version","alias_value":"1101.3361v1","created_at":"2026-05-18T02:22:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.3361","created_at":"2026-05-18T02:22:51Z"},{"alias_kind":"pith_short_12","alias_value":"QQYSPSKO2WPO","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"QQYSPSKO2WPOWZLA","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"QQYSPSKO","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:41595e75c268b91c61e029c6c9f2e48995a385dbc867048531f63cd2cda5a6ab","target":"graph","created_at":"2026-05-18T02:22:51Z","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":"The acceleration of electrons at shock fronts is thought to be responsible for radio relics, extended radio features in the vicinity of merging galaxy clusters. By combining high resolution Adaptive Mesh Refinement Hydro/N-body cosmological simulations with an accurate shock-finding algorithm and a model for electron acceleration, we calculate the expected synchrotron emission resulting from cosmological structure formation. From these simulations, we produce radio, SZE and X-ray images for a large sample of galaxy clusters along with radio luminosity functions and scaling relationships. We fi","authors_text":"Jack O. Burns, Samuel W. Skillman","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-18T00:33:02Z","title":"Cosmological Numerical Simulations of Radio Relics in Galaxy Clusters: Insights for Future Observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.3361","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:dd528f20d8fbe2c5088d548673e6b55041879b52b7a328d316760577e0cefb7c","target":"record","created_at":"2026-05-18T02:22:51Z","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":"0bc70599e3edeafd5dd3ece0a97af2d12bf9ea5437c3c8fd4a23d0d846841a23","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-18T00:33:02Z","title_canon_sha256":"973995c6392381e4fe381bc3acb798fb561f26eba2565b87192d7c30c2bb9c00"},"schema_version":"1.0","source":{"id":"1101.3361","kind":"arxiv","version":1}},"canonical_sha256":"843127c94ed59eeb6560b63af885105ae3701b7cd2c71cbe9cf19c2ef4ccfeaf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"843127c94ed59eeb6560b63af885105ae3701b7cd2c71cbe9cf19c2ef4ccfeaf","first_computed_at":"2026-05-18T02:22:51.856085Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:22:51.856085Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"g3umY1OvfuffRv3Tw2JBKmfA02kbSfYhUnQvofClmCD06GVcZdx3Veyp3wutXF0KJYvN2laUu2ZRqtsBUrjJAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:22:51.856568Z","signed_message":"canonical_sha256_bytes"},"source_id":"1101.3361","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dd528f20d8fbe2c5088d548673e6b55041879b52b7a328d316760577e0cefb7c","sha256:41595e75c268b91c61e029c6c9f2e48995a385dbc867048531f63cd2cda5a6ab"],"state_sha256":"05eac9dfebed6be6d0ccddf0bb26dbfbc30a85dfb5d8b91d12970b8a9f4d7d35"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o5JL2ECgtbUJhO+pYlQ5OIzOLIeCx93T5WmpPrlwx/MMnYxJqK1KdL8rn0Gpe9z3bIu6cOlpW5EWenkYwUJCDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T11:24:54.823069Z","bundle_sha256":"562230fc5e166b56290f7a740e1fdc6eee4280a62da41e88c7993b5428872d84"}}