{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:7DR6XF4LI3U7NXA4FND3NRHTHL","short_pith_number":"pith:7DR6XF4L","canonical_record":{"source":{"id":"2210.02145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-05T11:00:17Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"4764feda243614027c608e9ad2efb404f2e1d05dfe73e68f86d1eb92ed609ccb","abstract_canon_sha256":"8e2ad23b3f4362994f4672f678501f01072e8a8a38484d8f7a9f22c3c31b6280"},"schema_version":"1.0"},"canonical_sha256":"f8e3eb978b46e9f6dc1c2b47b6c4f33af50d58aac2642df718764cc098aa93bd","source":{"kind":"arxiv","id":"2210.02145","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2210.02145","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"arxiv_version","alias_value":"2210.02145v2","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.02145","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"pith_short_12","alias_value":"7DR6XF4LI3U7","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"pith_short_16","alias_value":"7DR6XF4LI3U7NXA4","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"pith_short_8","alias_value":"7DR6XF4L","created_at":"2026-07-05T05:22:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:7DR6XF4LI3U7NXA4FND3NRHTHL","target":"record","payload":{"canonical_record":{"source":{"id":"2210.02145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-05T11:00:17Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"4764feda243614027c608e9ad2efb404f2e1d05dfe73e68f86d1eb92ed609ccb","abstract_canon_sha256":"8e2ad23b3f4362994f4672f678501f01072e8a8a38484d8f7a9f22c3c31b6280"},"schema_version":"1.0"},"canonical_sha256":"f8e3eb978b46e9f6dc1c2b47b6c4f33af50d58aac2642df718764cc098aa93bd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:22:56.378097Z","signature_b64":"HxGOinvBDk3SpC+/LoC4Frq06n4EsJYkfqE69VDB/rQBUlHnmpkZmxwPKqWEgKpkPc/uZNuJa1mk1kK0dhfGCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f8e3eb978b46e9f6dc1c2b47b6c4f33af50d58aac2642df718764cc098aa93bd","last_reissued_at":"2026-07-05T05:22:56.377612Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:22:56.377612Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2210.02145","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":"2026-07-05T05:22:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nBqgtuxr9WfRkjN7FJ4JbAp/6QhoiUk4NmCt/j8USHEUokOz5hmelNr3HI9OEJ6wEtDmVmLNmYojXdL5XkhZCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T09:23:04.224856Z"},"content_sha256":"a51d911a943b7a9edab4c692ca3be3b146c53b64ad48cf16409cff187b112d62","schema_version":"1.0","event_id":"sha256:a51d911a943b7a9edab4c692ca3be3b146c53b64ad48cf16409cff187b112d62"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:7DR6XF4LI3U7NXA4FND3NRHTHL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"XMM-Newton view of the shock heating in an early merging cluster, CIZA J1358.9$-$4750","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"K. Kurahara, K. Matsushita, K. Nakazawa, K. Sato, L. Gu, N. Okabe, S. B. Kobayashi, T. Akahori, T. Kitayama, T. Tamura, T. Yamaguchi, Y. Fujita, Y. Omiya","submitted_at":"2022-10-05T11:00:17Z","abstract_excerpt":"CIZA J1358.9-4750 is a nearby galaxy cluster in the early phase of a major merger. The two-dimensional temperature map using XMM-Newton EPIC-PN observation confirms the existence of a high temperature region, which we call the \"hot region\", in the \"bridge region\" connecting the two clusters. The ~ 500 kpc wide region between the southeast and northwest boundaries also has higher pseudo pressure compared to the unshocked regions, suggesting the existence of two shocks. The southern shock front is clearly visible in the X-ray surface brightness image and has already been reported by Kato et al. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.02145","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/2210.02145/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":"2026-07-05T05:22:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h6ycLnZr+Vd4akvFCKVy5vhm9Gxj14CXKAjSs4do/KEZmW2enfX1NAXA1gbxYXvOTBVWHYl01jSPJetO2JdxAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T09:23:04.225368Z"},"content_sha256":"de61b5f2480a3a352423c63aa38a4a8a6509d8e81cf997d99c376acad038b4f8","schema_version":"1.0","event_id":"sha256:de61b5f2480a3a352423c63aa38a4a8a6509d8e81cf997d99c376acad038b4f8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7DR6XF4LI3U7NXA4FND3NRHTHL/bundle.json","state_url":"https://pith.science/pith/7DR6XF4LI3U7NXA4FND3NRHTHL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7DR6XF4LI3U7NXA4FND3NRHTHL/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":"2026-08-04T09:23:04Z","links":{"resolver":"https://pith.science/pith/7DR6XF4LI3U7NXA4FND3NRHTHL","bundle":"https://pith.science/pith/7DR6XF4LI3U7NXA4FND3NRHTHL/bundle.json","state":"https://pith.science/pith/7DR6XF4LI3U7NXA4FND3NRHTHL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7DR6XF4LI3U7NXA4FND3NRHTHL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:7DR6XF4LI3U7NXA4FND3NRHTHL","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":"8e2ad23b3f4362994f4672f678501f01072e8a8a38484d8f7a9f22c3c31b6280","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-05T11:00:17Z","title_canon_sha256":"4764feda243614027c608e9ad2efb404f2e1d05dfe73e68f86d1eb92ed609ccb"},"schema_version":"1.0","source":{"id":"2210.02145","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2210.02145","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"arxiv_version","alias_value":"2210.02145v2","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.02145","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"pith_short_12","alias_value":"7DR6XF4LI3U7","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"pith_short_16","alias_value":"7DR6XF4LI3U7NXA4","created_at":"2026-07-05T05:22:56Z"},{"alias_kind":"pith_short_8","alias_value":"7DR6XF4L","created_at":"2026-07-05T05:22:56Z"}],"graph_snapshots":[{"event_id":"sha256:de61b5f2480a3a352423c63aa38a4a8a6509d8e81cf997d99c376acad038b4f8","target":"graph","created_at":"2026-07-05T05:22:56Z","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/2210.02145/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"CIZA J1358.9-4750 is a nearby galaxy cluster in the early phase of a major merger. The two-dimensional temperature map using XMM-Newton EPIC-PN observation confirms the existence of a high temperature region, which we call the \"hot region\", in the \"bridge region\" connecting the two clusters. The ~ 500 kpc wide region between the southeast and northwest boundaries also has higher pseudo pressure compared to the unshocked regions, suggesting the existence of two shocks. The southern shock front is clearly visible in the X-ray surface brightness image and has already been reported by Kato et al. ","authors_text":"K. Kurahara, K. Matsushita, K. Nakazawa, K. Sato, L. Gu, N. Okabe, S. B. Kobayashi, T. Akahori, T. Kitayama, T. Tamura, T. Yamaguchi, Y. Fujita, Y. Omiya","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-05T11:00:17Z","title":"XMM-Newton view of the shock heating in an early merging cluster, CIZA J1358.9$-$4750"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.02145","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:a51d911a943b7a9edab4c692ca3be3b146c53b64ad48cf16409cff187b112d62","target":"record","created_at":"2026-07-05T05:22:56Z","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":"8e2ad23b3f4362994f4672f678501f01072e8a8a38484d8f7a9f22c3c31b6280","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-05T11:00:17Z","title_canon_sha256":"4764feda243614027c608e9ad2efb404f2e1d05dfe73e68f86d1eb92ed609ccb"},"schema_version":"1.0","source":{"id":"2210.02145","kind":"arxiv","version":2}},"canonical_sha256":"f8e3eb978b46e9f6dc1c2b47b6c4f33af50d58aac2642df718764cc098aa93bd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f8e3eb978b46e9f6dc1c2b47b6c4f33af50d58aac2642df718764cc098aa93bd","first_computed_at":"2026-07-05T05:22:56.377612Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:22:56.377612Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HxGOinvBDk3SpC+/LoC4Frq06n4EsJYkfqE69VDB/rQBUlHnmpkZmxwPKqWEgKpkPc/uZNuJa1mk1kK0dhfGCg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:22:56.378097Z","signed_message":"canonical_sha256_bytes"},"source_id":"2210.02145","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a51d911a943b7a9edab4c692ca3be3b146c53b64ad48cf16409cff187b112d62","sha256:de61b5f2480a3a352423c63aa38a4a8a6509d8e81cf997d99c376acad038b4f8"],"state_sha256":"ed0a49394d292395a433db781ed396457ebf7d18ddaff502c37af0fad8d3461d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NbehzmDm5bymzIRCPop4pzZAGSbNq37WvAfyS+IR/GJKRo313HqrtMMLfQjsIS/JiPScWnFtK6g9HEig7kWbBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T09:23:04.229214Z","bundle_sha256":"5abe47a22da7982c387fb80f46982d8538e48ea91abf75c6806fc1716d456f5c"}}