{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:TGKPVQCYUSE3JOFLQMZWHVXEOP","short_pith_number":"pith:TGKPVQCY","canonical_record":{"source":{"id":"1808.06259","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-08-19T21:01:23Z","cross_cats_sorted":[],"title_canon_sha256":"fe013b64151087239239f02be2f32c57c575b593b2bcb56e2598484dbde2b96a","abstract_canon_sha256":"39f81164636dae4a4b23b87a16dfe33391be10a8aab413c8110bb56915683eb1"},"schema_version":"1.0"},"canonical_sha256":"9994fac058a489b4b8ab833363d6e473e294d89e0411d252674a18781f70706a","source":{"kind":"arxiv","id":"1808.06259","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.06259","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"arxiv_version","alias_value":"1808.06259v2","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.06259","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"pith_short_12","alias_value":"TGKPVQCYUSE3","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"TGKPVQCYUSE3JOFL","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"TGKPVQCY","created_at":"2026-05-18T12:32:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:TGKPVQCYUSE3JOFLQMZWHVXEOP","target":"record","payload":{"canonical_record":{"source":{"id":"1808.06259","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-08-19T21:01:23Z","cross_cats_sorted":[],"title_canon_sha256":"fe013b64151087239239f02be2f32c57c575b593b2bcb56e2598484dbde2b96a","abstract_canon_sha256":"39f81164636dae4a4b23b87a16dfe33391be10a8aab413c8110bb56915683eb1"},"schema_version":"1.0"},"canonical_sha256":"9994fac058a489b4b8ab833363d6e473e294d89e0411d252674a18781f70706a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:51.022421Z","signature_b64":"bNbItOuOn4NtsQq5DzI52Gsxodi3LRsqAA7gg+NnmKjpEPBWAnbOPAzZ/4cbBjjUK0sUniuMJ5h6CDbOCGwOAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9994fac058a489b4b8ab833363d6e473e294d89e0411d252674a18781f70706a","last_reissued_at":"2026-05-18T00:00:51.021765Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:51.021765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.06259","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":"2026-05-18T00:00:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xTz3jYy4f6Wd8zBsjumtzW01hIpGIAd7PFXBmaBJ7pJGToS/JrsApWMNW/hNKzXeF2TyL5Vn9euoQ3wGU/0ECg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T03:25:52.276794Z"},"content_sha256":"b7324c3b01dd2b136fa5d81ad92ba4a1c7db8fb2075f3ca4926eeac1ecf14194","schema_version":"1.0","event_id":"sha256:b7324c3b01dd2b136fa5d81ad92ba4a1c7db8fb2075f3ca4926eeac1ecf14194"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:TGKPVQCYUSE3JOFLQMZWHVXEOP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"X-ray emission from warm-hot intergalactic medium: the role of resonantly scattered cosmic X-ray background","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Eugene Churazov, Ildar Khabibullin","submitted_at":"2018-08-19T21:01:23Z","abstract_excerpt":"We revisit calculations of the X-ray emission from warm-hot intergalactic medium (WHIM) with particular focus on contribution from the resonantly scattered cosmic X-ray background (CXB). If the significant part of the CXB emission is resolved into point sources, the properties of the WHIM along the line of sight are recorded in the absorption lines in the stacked spectrum of resolved sources and in the emission lines in the remaining diffuse signal. For the strongest resonant lines, this implies a factor of $\\sim30$ boost in emissivity compared to the intrinsic emissivity over the major part o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.06259","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":"2026-05-18T00:00:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ydJ2juOuBUaxh1WCRBWdTaMOVp2lpukCJCCmsrsoc1+OxC760C8wbrsYQqc6bQ+o/DGeswJFsq8CiLlH5xjUCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T03:25:52.277382Z"},"content_sha256":"1ede346d580bb8a39395fca922574080a99cfc0448eb850ee48118d9c090efb9","schema_version":"1.0","event_id":"sha256:1ede346d580bb8a39395fca922574080a99cfc0448eb850ee48118d9c090efb9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TGKPVQCYUSE3JOFLQMZWHVXEOP/bundle.json","state_url":"https://pith.science/pith/TGKPVQCYUSE3JOFLQMZWHVXEOP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TGKPVQCYUSE3JOFLQMZWHVXEOP/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":"2026-05-26T03:25:52Z","links":{"resolver":"https://pith.science/pith/TGKPVQCYUSE3JOFLQMZWHVXEOP","bundle":"https://pith.science/pith/TGKPVQCYUSE3JOFLQMZWHVXEOP/bundle.json","state":"https://pith.science/pith/TGKPVQCYUSE3JOFLQMZWHVXEOP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TGKPVQCYUSE3JOFLQMZWHVXEOP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:TGKPVQCYUSE3JOFLQMZWHVXEOP","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":"39f81164636dae4a4b23b87a16dfe33391be10a8aab413c8110bb56915683eb1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-08-19T21:01:23Z","title_canon_sha256":"fe013b64151087239239f02be2f32c57c575b593b2bcb56e2598484dbde2b96a"},"schema_version":"1.0","source":{"id":"1808.06259","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.06259","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"arxiv_version","alias_value":"1808.06259v2","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.06259","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"pith_short_12","alias_value":"TGKPVQCYUSE3","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"TGKPVQCYUSE3JOFL","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"TGKPVQCY","created_at":"2026-05-18T12:32:53Z"}],"graph_snapshots":[{"event_id":"sha256:1ede346d580bb8a39395fca922574080a99cfc0448eb850ee48118d9c090efb9","target":"graph","created_at":"2026-05-18T00:00:51Z","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":"We revisit calculations of the X-ray emission from warm-hot intergalactic medium (WHIM) with particular focus on contribution from the resonantly scattered cosmic X-ray background (CXB). If the significant part of the CXB emission is resolved into point sources, the properties of the WHIM along the line of sight are recorded in the absorption lines in the stacked spectrum of resolved sources and in the emission lines in the remaining diffuse signal. For the strongest resonant lines, this implies a factor of $\\sim30$ boost in emissivity compared to the intrinsic emissivity over the major part o","authors_text":"Eugene Churazov, Ildar Khabibullin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-08-19T21:01:23Z","title":"X-ray emission from warm-hot intergalactic medium: the role of resonantly scattered cosmic X-ray background"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.06259","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:b7324c3b01dd2b136fa5d81ad92ba4a1c7db8fb2075f3ca4926eeac1ecf14194","target":"record","created_at":"2026-05-18T00:00:51Z","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":"39f81164636dae4a4b23b87a16dfe33391be10a8aab413c8110bb56915683eb1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-08-19T21:01:23Z","title_canon_sha256":"fe013b64151087239239f02be2f32c57c575b593b2bcb56e2598484dbde2b96a"},"schema_version":"1.0","source":{"id":"1808.06259","kind":"arxiv","version":2}},"canonical_sha256":"9994fac058a489b4b8ab833363d6e473e294d89e0411d252674a18781f70706a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9994fac058a489b4b8ab833363d6e473e294d89e0411d252674a18781f70706a","first_computed_at":"2026-05-18T00:00:51.021765Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:00:51.021765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bNbItOuOn4NtsQq5DzI52Gsxodi3LRsqAA7gg+NnmKjpEPBWAnbOPAzZ/4cbBjjUK0sUniuMJ5h6CDbOCGwOAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:00:51.022421Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.06259","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b7324c3b01dd2b136fa5d81ad92ba4a1c7db8fb2075f3ca4926eeac1ecf14194","sha256:1ede346d580bb8a39395fca922574080a99cfc0448eb850ee48118d9c090efb9"],"state_sha256":"06bfbad746e09883c3138afe1cf57d874d91db719fb277195bf61ee772e222e0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Iv2se0rLJbSH2FyJD6kctM1lybQfnMPV2ZLWUQKNbDrCK/jbvvkIWMfLsidWU7ciW9cRd5/Vhr7yati1Zr7xAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T03:25:52.280806Z","bundle_sha256":"7889c6113391b257f545c030c12a15f4bf129e1b6cbf451f79528e65a20e9b0b"}}