{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:K5LGMHEUYR6KTXU64O62RHJFB4","short_pith_number":"pith:K5LGMHEU","canonical_record":{"source":{"id":"1710.07286","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-19T18:00:00Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"85b2503c1e25dd771a68d9f8cc6f19c4f7cafc8bc0d193da93d6d619856a4986","abstract_canon_sha256":"7a55849c9567ac2ebce229923f430d4d6e82bcc64d5b14af92b029d61c762572"},"schema_version":"1.0"},"canonical_sha256":"5756661c94c47ca9de9ee3bda89d250f09be373978b5c4e726aea7dc36936a58","source":{"kind":"arxiv","id":"1710.07286","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.07286","created_at":"2026-05-18T00:28:52Z"},{"alias_kind":"arxiv_version","alias_value":"1710.07286v2","created_at":"2026-05-18T00:28:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.07286","created_at":"2026-05-18T00:28:52Z"},{"alias_kind":"pith_short_12","alias_value":"K5LGMHEUYR6K","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"K5LGMHEUYR6KTXU6","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"K5LGMHEU","created_at":"2026-05-18T12:31:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:K5LGMHEUYR6KTXU64O62RHJFB4","target":"record","payload":{"canonical_record":{"source":{"id":"1710.07286","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-19T18:00:00Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"85b2503c1e25dd771a68d9f8cc6f19c4f7cafc8bc0d193da93d6d619856a4986","abstract_canon_sha256":"7a55849c9567ac2ebce229923f430d4d6e82bcc64d5b14af92b029d61c762572"},"schema_version":"1.0"},"canonical_sha256":"5756661c94c47ca9de9ee3bda89d250f09be373978b5c4e726aea7dc36936a58","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:52.063935Z","signature_b64":"lxMY1g68KfOSnU9LghQl2DecDdeRtuuEzY4PODNjJOlQPrekV0IsblasCgAQ5zP+VbU2N891mY2OiJ2EhhHyCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5756661c94c47ca9de9ee3bda89d250f09be373978b5c4e726aea7dc36936a58","last_reissued_at":"2026-05-18T00:28:52.063382Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:52.063382Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.07286","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":"2026-05-18T00:28:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7t9duc/wU5Z3LqyP6TRkn0BIS7Eu9PBK4BNaJ15StK+L/oi95athMv72FFhHFKr/x5xih8IdFSPltBdON5Z7Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T04:45:55.183191Z"},"content_sha256":"6dc81f96f75bc16044dead0842cf62e53d85e830bdf63e882b4fff4b4d2af6ae","schema_version":"1.0","event_id":"sha256:6dc81f96f75bc16044dead0842cf62e53d85e830bdf63e882b4fff4b4d2af6ae"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:K5LGMHEUYR6KTXU64O62RHJFB4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Probing the Hot X-ray Corona around the Massive Spiral Galaxy, NGC 6753, Using Deep XMM-Newton observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"Akos Bogdan, Herve Bourdin, Lars Hernquist, Mark Vogelsberger, Ralph P. Kraft, Volker Springel, William R. Forman","submitted_at":"2017-10-19T18:00:00Z","abstract_excerpt":"X-ray emitting gaseous coronae around massive galaxies are a basic prediction of galaxy formation models. Although the coronae around spiral galaxies offer a fundamental test of these models, observational constraints on their characteristics are still scarce. While the presence of extended hot coronae has been established around a handful of massive spiral galaxies, the short X-ray observations only allowed for measurements of the basic characteristics of the coronae. In this work, we utilize deep XMM-Newton observations of NGC 6753 to explore its extended X-ray corona in unprecedented detail"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.07286","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":"2026-05-18T00:28:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d9G7lt9NXfDXle1Q0cjZZbjZc59qh0v4hjAUzVX7lfthxRtXSBxNoJfmFdG21f92IWDG/MUZg3WQwKBFJJiUBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T04:45:55.183545Z"},"content_sha256":"9a745af910c89063f2a49b1a988d87752f00c45129be0dab083d99cf12e8a8cd","schema_version":"1.0","event_id":"sha256:9a745af910c89063f2a49b1a988d87752f00c45129be0dab083d99cf12e8a8cd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K5LGMHEUYR6KTXU64O62RHJFB4/bundle.json","state_url":"https://pith.science/pith/K5LGMHEUYR6KTXU64O62RHJFB4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K5LGMHEUYR6KTXU64O62RHJFB4/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":"2026-06-02T04:45:55Z","links":{"resolver":"https://pith.science/pith/K5LGMHEUYR6KTXU64O62RHJFB4","bundle":"https://pith.science/pith/K5LGMHEUYR6KTXU64O62RHJFB4/bundle.json","state":"https://pith.science/pith/K5LGMHEUYR6KTXU64O62RHJFB4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K5LGMHEUYR6KTXU64O62RHJFB4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:K5LGMHEUYR6KTXU64O62RHJFB4","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":"7a55849c9567ac2ebce229923f430d4d6e82bcc64d5b14af92b029d61c762572","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-19T18:00:00Z","title_canon_sha256":"85b2503c1e25dd771a68d9f8cc6f19c4f7cafc8bc0d193da93d6d619856a4986"},"schema_version":"1.0","source":{"id":"1710.07286","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.07286","created_at":"2026-05-18T00:28:52Z"},{"alias_kind":"arxiv_version","alias_value":"1710.07286v2","created_at":"2026-05-18T00:28:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.07286","created_at":"2026-05-18T00:28:52Z"},{"alias_kind":"pith_short_12","alias_value":"K5LGMHEUYR6K","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"K5LGMHEUYR6KTXU6","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"K5LGMHEU","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:9a745af910c89063f2a49b1a988d87752f00c45129be0dab083d99cf12e8a8cd","target":"graph","created_at":"2026-05-18T00:28:52Z","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":"X-ray emitting gaseous coronae around massive galaxies are a basic prediction of galaxy formation models. Although the coronae around spiral galaxies offer a fundamental test of these models, observational constraints on their characteristics are still scarce. While the presence of extended hot coronae has been established around a handful of massive spiral galaxies, the short X-ray observations only allowed for measurements of the basic characteristics of the coronae. In this work, we utilize deep XMM-Newton observations of NGC 6753 to explore its extended X-ray corona in unprecedented detail","authors_text":"Akos Bogdan, Herve Bourdin, Lars Hernquist, Mark Vogelsberger, Ralph P. Kraft, Volker Springel, William R. Forman","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-19T18:00:00Z","title":"Probing the Hot X-ray Corona around the Massive Spiral Galaxy, NGC 6753, Using Deep XMM-Newton observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.07286","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":"sha256:6dc81f96f75bc16044dead0842cf62e53d85e830bdf63e882b4fff4b4d2af6ae","target":"record","created_at":"2026-05-18T00:28:52Z","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":"7a55849c9567ac2ebce229923f430d4d6e82bcc64d5b14af92b029d61c762572","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-19T18:00:00Z","title_canon_sha256":"85b2503c1e25dd771a68d9f8cc6f19c4f7cafc8bc0d193da93d6d619856a4986"},"schema_version":"1.0","source":{"id":"1710.07286","kind":"arxiv","version":2}},"canonical_sha256":"5756661c94c47ca9de9ee3bda89d250f09be373978b5c4e726aea7dc36936a58","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5756661c94c47ca9de9ee3bda89d250f09be373978b5c4e726aea7dc36936a58","first_computed_at":"2026-05-18T00:28:52.063382Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:28:52.063382Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lxMY1g68KfOSnU9LghQl2DecDdeRtuuEzY4PODNjJOlQPrekV0IsblasCgAQ5zP+VbU2N891mY2OiJ2EhhHyCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:28:52.063935Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.07286","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6dc81f96f75bc16044dead0842cf62e53d85e830bdf63e882b4fff4b4d2af6ae","sha256:9a745af910c89063f2a49b1a988d87752f00c45129be0dab083d99cf12e8a8cd"],"state_sha256":"c4820986d31a27e62d0c132d985fde5e2873adff992162e608978539d558d1be"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KrhvxeRohaHA+UqU3dp4yVlPwGrtEe5+E4C/fSvTrrDshwPaHx0uxExgKR04kLGpoUYsFHDerYe7CwMcvLTvDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T04:45:55.185465Z","bundle_sha256":"77e68b68c6add6aa826928fdb36c154e1567f75842fed4ba4bb3f3e300ac35d4"}}