{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:XZFDPN36PKO7EDOPWFFFPBB2S3","short_pith_number":"pith:XZFDPN36","canonical_record":{"source":{"id":"1206.1234","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-06-06T14:11:50Z","cross_cats_sorted":[],"title_canon_sha256":"e71cf4920e384c3843d0c46ce47bc86a525efd940a04793de7947f302b46ad59","abstract_canon_sha256":"ca6f357f86ff7f8ca6a706288863f34edfca70ce65c863df9dd3ac9ff2b9b1cd"},"schema_version":"1.0"},"canonical_sha256":"be4a37b77e7a9df20dcfb14a57843a96ffc27254163026be43c2a08386510a71","source":{"kind":"arxiv","id":"1206.1234","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.1234","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"arxiv_version","alias_value":"1206.1234v2","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.1234","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"pith_short_12","alias_value":"XZFDPN36PKO7","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XZFDPN36PKO7EDOP","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XZFDPN36","created_at":"2026-05-18T12:27:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:XZFDPN36PKO7EDOPWFFFPBB2S3","target":"record","payload":{"canonical_record":{"source":{"id":"1206.1234","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-06-06T14:11:50Z","cross_cats_sorted":[],"title_canon_sha256":"e71cf4920e384c3843d0c46ce47bc86a525efd940a04793de7947f302b46ad59","abstract_canon_sha256":"ca6f357f86ff7f8ca6a706288863f34edfca70ce65c863df9dd3ac9ff2b9b1cd"},"schema_version":"1.0"},"canonical_sha256":"be4a37b77e7a9df20dcfb14a57843a96ffc27254163026be43c2a08386510a71","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:07.114430Z","signature_b64":"uaWqp37Tg8ZWSUhzO2IJKmPLHLlAQez9iSuFMpW3gm4DOpZBFkZD6LQ2QBkt769n2wdsBlBPM45o57MnrstdCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"be4a37b77e7a9df20dcfb14a57843a96ffc27254163026be43c2a08386510a71","last_reissued_at":"2026-05-18T01:57:07.113821Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:07.113821Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1206.1234","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":"2026-05-18T01:57:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0ZJQyTgb+DEfi6AKaZ756JyiwBLWF1HLXyGanAJ63OFno0oM7WQ8hDdOnmKqE1zddue5koPHecBjZJto3obiCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T05:07:18.791349Z"},"content_sha256":"e0ce2f088b84404ee29f445c381ca421bfd1212471952dc2c5d992b68619ef1b","schema_version":"1.0","event_id":"sha256:e0ce2f088b84404ee29f445c381ca421bfd1212471952dc2c5d992b68619ef1b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:XZFDPN36PKO7EDOPWFFFPBB2S3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Synthetic X-ray and radio maps for two different models of Stephan's Quintet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alexander M. Beck, Annette Geng, Florian B\\\"urzle, Hanna Kotarba, Klaus Dolag, Marcus C. Beck, Peter Nielaba","submitted_at":"2012-06-06T14:11:50Z","abstract_excerpt":"We present simulations of the compact galaxy group Stephan's Quintet (SQ) including magnetic fields, performed with the N-body/smoothed particle hydrodynamics (SPH) code \\textsc{Gadget}. The simulations include radiative cooling, star formation and supernova feedback. Magnetohydrodynamics (MHD) is implemented using the standard smoothed particle magnetohydrodynamics (SPMHD) method. We adapt two different initial models for SQ based on Renaud et al. and Hwang et al., both including four galaxies (NGC 7319, NGC 7320c, NGC 7318a and NGC 7318b). Additionally, the galaxies are embedded in a magneti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.1234","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":""},"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":"2026-05-18T01:57:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tcghk0gmkD8yLxZjXRUwq63lcp1Ys4FC6EfRYFvJUjyOF/ZHTRpPa1ikihDv8ANnleok4IHaoKfNVWeK0CNrBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T05:07:18.791721Z"},"content_sha256":"95582885e76d88d0c26a2dd3b7055eb9cf8d690b679baba3a3e59451de870942","schema_version":"1.0","event_id":"sha256:95582885e76d88d0c26a2dd3b7055eb9cf8d690b679baba3a3e59451de870942"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XZFDPN36PKO7EDOPWFFFPBB2S3/bundle.json","state_url":"https://pith.science/pith/XZFDPN36PKO7EDOPWFFFPBB2S3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XZFDPN36PKO7EDOPWFFFPBB2S3/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":"2026-05-30T05:07:18Z","links":{"resolver":"https://pith.science/pith/XZFDPN36PKO7EDOPWFFFPBB2S3","bundle":"https://pith.science/pith/XZFDPN36PKO7EDOPWFFFPBB2S3/bundle.json","state":"https://pith.science/pith/XZFDPN36PKO7EDOPWFFFPBB2S3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XZFDPN36PKO7EDOPWFFFPBB2S3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:XZFDPN36PKO7EDOPWFFFPBB2S3","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":"ca6f357f86ff7f8ca6a706288863f34edfca70ce65c863df9dd3ac9ff2b9b1cd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-06-06T14:11:50Z","title_canon_sha256":"e71cf4920e384c3843d0c46ce47bc86a525efd940a04793de7947f302b46ad59"},"schema_version":"1.0","source":{"id":"1206.1234","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.1234","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"arxiv_version","alias_value":"1206.1234v2","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.1234","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"pith_short_12","alias_value":"XZFDPN36PKO7","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XZFDPN36PKO7EDOP","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XZFDPN36","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:95582885e76d88d0c26a2dd3b7055eb9cf8d690b679baba3a3e59451de870942","target":"graph","created_at":"2026-05-18T01:57:07Z","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":"We present simulations of the compact galaxy group Stephan's Quintet (SQ) including magnetic fields, performed with the N-body/smoothed particle hydrodynamics (SPH) code \\textsc{Gadget}. The simulations include radiative cooling, star formation and supernova feedback. Magnetohydrodynamics (MHD) is implemented using the standard smoothed particle magnetohydrodynamics (SPMHD) method. We adapt two different initial models for SQ based on Renaud et al. and Hwang et al., both including four galaxies (NGC 7319, NGC 7320c, NGC 7318a and NGC 7318b). Additionally, the galaxies are embedded in a magneti","authors_text":"Alexander M. Beck, Annette Geng, Florian B\\\"urzle, Hanna Kotarba, Klaus Dolag, Marcus C. Beck, Peter Nielaba","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-06-06T14:11:50Z","title":"Synthetic X-ray and radio maps for two different models of Stephan's Quintet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.1234","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:e0ce2f088b84404ee29f445c381ca421bfd1212471952dc2c5d992b68619ef1b","target":"record","created_at":"2026-05-18T01:57:07Z","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":"ca6f357f86ff7f8ca6a706288863f34edfca70ce65c863df9dd3ac9ff2b9b1cd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-06-06T14:11:50Z","title_canon_sha256":"e71cf4920e384c3843d0c46ce47bc86a525efd940a04793de7947f302b46ad59"},"schema_version":"1.0","source":{"id":"1206.1234","kind":"arxiv","version":2}},"canonical_sha256":"be4a37b77e7a9df20dcfb14a57843a96ffc27254163026be43c2a08386510a71","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be4a37b77e7a9df20dcfb14a57843a96ffc27254163026be43c2a08386510a71","first_computed_at":"2026-05-18T01:57:07.113821Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:07.113821Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uaWqp37Tg8ZWSUhzO2IJKmPLHLlAQez9iSuFMpW3gm4DOpZBFkZD6LQ2QBkt769n2wdsBlBPM45o57MnrstdCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:07.114430Z","signed_message":"canonical_sha256_bytes"},"source_id":"1206.1234","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e0ce2f088b84404ee29f445c381ca421bfd1212471952dc2c5d992b68619ef1b","sha256:95582885e76d88d0c26a2dd3b7055eb9cf8d690b679baba3a3e59451de870942"],"state_sha256":"005acede78e87cb6237fab829412810ac08b637358778b2c146dd7895f8d8047"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WHbotYpG96gQi650bIkL8hQw05ys72jkF/TvMT4vh1xUAvxjosGTTneawcSQdeafvMYN7nT87Lk+Nunnvp91Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T05:07:18.793778Z","bundle_sha256":"8c545cedfadc28fbd44c5b726450c385c117caae8fee6dd1e955d9f4f3a586a7"}}