{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:L4X4XFAJYGPSJJUIMR54HUFZL4","short_pith_number":"pith:L4X4XFAJ","canonical_record":{"source":{"id":"astro-ph/0510700","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2005-10-24T22:50:35Z","cross_cats_sorted":[],"title_canon_sha256":"40a83a46a728e151fb1c1caec7e50cce0888da7b5bc9914fd15d2f53a97bbf53","abstract_canon_sha256":"aff3bbb5c25571c4de8b524b75812447903e8c41ce72a3ce40d83bae64441422"},"schema_version":"1.0"},"canonical_sha256":"5f2fcb9409c19f24a688647bc3d0b95f21a97ef67afae53ded7045f9812c6afe","source":{"kind":"arxiv","id":"astro-ph/0510700","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0510700","created_at":"2026-05-18T01:08:58Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0510700v2","created_at":"2026-05-18T01:08:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0510700","created_at":"2026-05-18T01:08:58Z"},{"alias_kind":"pith_short_12","alias_value":"L4X4XFAJYGPS","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"L4X4XFAJYGPSJJUI","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"L4X4XFAJ","created_at":"2026-05-18T12:25:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:L4X4XFAJYGPSJJUIMR54HUFZL4","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0510700","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2005-10-24T22:50:35Z","cross_cats_sorted":[],"title_canon_sha256":"40a83a46a728e151fb1c1caec7e50cce0888da7b5bc9914fd15d2f53a97bbf53","abstract_canon_sha256":"aff3bbb5c25571c4de8b524b75812447903e8c41ce72a3ce40d83bae64441422"},"schema_version":"1.0"},"canonical_sha256":"5f2fcb9409c19f24a688647bc3d0b95f21a97ef67afae53ded7045f9812c6afe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:58.832809Z","signature_b64":"24SS2Juhju2fHG1ipnJMD0GV5xtUZMpjYsoG7pd3zG3y+1gNvebbtie5++gKIeb0BeM5ozBbHO0fhYYzsMBrBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5f2fcb9409c19f24a688647bc3d0b95f21a97ef67afae53ded7045f9812c6afe","last_reissued_at":"2026-05-18T01:08:58.832328Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:58.832328Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0510700","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":"2026-05-18T01:08:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PjwkhzEfN7Fao+xUa2riXDI00pZGSAVm9Cl5NXOTz1ueV+YJH777j/NBZNeZ5y8QzDIBJW878d75Dp8mzUdqDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T02:17:15.998833Z"},"content_sha256":"aeaf69340cd01ec62e26522642b0da334748947447927e8d78864f4a2c45d916","schema_version":"1.0","event_id":"sha256:aeaf69340cd01ec62e26522642b0da334748947447927e8d78864f4a2c45d916"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:L4X4XFAJYGPSJJUIMR54HUFZL4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The role of absorption and reflection in the soft X-ray excess of Active Galactic Nuclei : 1. Preliminary results","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Anabela C. Gon\\c{c}alves, Anne-Marie Dumont, Bozena Czerny, Lo\\\"ic Chevallier, Martine Mouchet, Ren\\'e Goosmann, Suzy Collin","submitted_at":"2005-10-24T22:50:35Z","abstract_excerpt":"The 2-10 keV continuum of AGN is well represented by a single power law, generally attributed to a hot comptonizing medium, such as a corona above the accretion disk. At smaller energies the continuum displays an excess with respect to the extrapolation of this power law, called the ``soft X-ray excess\". Until now it was attributed, either to reflection of the hard X-ray source by the accretion disk, or to the presence of an additional comptonizing medium. An alternative solution proposed by Gierli\\'nski & Done (2004) is that a single power law represents correctly both the soft and the hard X"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0510700","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":"2026-05-18T01:08:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fuT+0D4XO6Pp3OoI1qcAnTTMcjlwdv8cMK5asd5ObLu1gCXWDhDjOXmSuXeWnD1OXCt9gIYD3ormG6tDuRBKDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T02:17:15.999488Z"},"content_sha256":"951a46b6686d55503108a7b8776005873df4379c80f1cf2d5f34ebfcdf57e0ad","schema_version":"1.0","event_id":"sha256:951a46b6686d55503108a7b8776005873df4379c80f1cf2d5f34ebfcdf57e0ad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L4X4XFAJYGPSJJUIMR54HUFZL4/bundle.json","state_url":"https://pith.science/pith/L4X4XFAJYGPSJJUIMR54HUFZL4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L4X4XFAJYGPSJJUIMR54HUFZL4/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":"2026-06-07T02:17:16Z","links":{"resolver":"https://pith.science/pith/L4X4XFAJYGPSJJUIMR54HUFZL4","bundle":"https://pith.science/pith/L4X4XFAJYGPSJJUIMR54HUFZL4/bundle.json","state":"https://pith.science/pith/L4X4XFAJYGPSJJUIMR54HUFZL4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L4X4XFAJYGPSJJUIMR54HUFZL4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:L4X4XFAJYGPSJJUIMR54HUFZL4","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":"aff3bbb5c25571c4de8b524b75812447903e8c41ce72a3ce40d83bae64441422","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2005-10-24T22:50:35Z","title_canon_sha256":"40a83a46a728e151fb1c1caec7e50cce0888da7b5bc9914fd15d2f53a97bbf53"},"schema_version":"1.0","source":{"id":"astro-ph/0510700","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0510700","created_at":"2026-05-18T01:08:58Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0510700v2","created_at":"2026-05-18T01:08:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0510700","created_at":"2026-05-18T01:08:58Z"},{"alias_kind":"pith_short_12","alias_value":"L4X4XFAJYGPS","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"L4X4XFAJYGPSJJUI","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"L4X4XFAJ","created_at":"2026-05-18T12:25:53Z"}],"graph_snapshots":[{"event_id":"sha256:951a46b6686d55503108a7b8776005873df4379c80f1cf2d5f34ebfcdf57e0ad","target":"graph","created_at":"2026-05-18T01:08:58Z","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 2-10 keV continuum of AGN is well represented by a single power law, generally attributed to a hot comptonizing medium, such as a corona above the accretion disk. At smaller energies the continuum displays an excess with respect to the extrapolation of this power law, called the ``soft X-ray excess\". Until now it was attributed, either to reflection of the hard X-ray source by the accretion disk, or to the presence of an additional comptonizing medium. An alternative solution proposed by Gierli\\'nski & Done (2004) is that a single power law represents correctly both the soft and the hard X","authors_text":"Anabela C. Gon\\c{c}alves, Anne-Marie Dumont, Bozena Czerny, Lo\\\"ic Chevallier, Martine Mouchet, Ren\\'e Goosmann, Suzy Collin","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2005-10-24T22:50:35Z","title":"The role of absorption and reflection in the soft X-ray excess of Active Galactic Nuclei : 1. Preliminary results"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0510700","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:aeaf69340cd01ec62e26522642b0da334748947447927e8d78864f4a2c45d916","target":"record","created_at":"2026-05-18T01:08:58Z","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":"aff3bbb5c25571c4de8b524b75812447903e8c41ce72a3ce40d83bae64441422","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2005-10-24T22:50:35Z","title_canon_sha256":"40a83a46a728e151fb1c1caec7e50cce0888da7b5bc9914fd15d2f53a97bbf53"},"schema_version":"1.0","source":{"id":"astro-ph/0510700","kind":"arxiv","version":2}},"canonical_sha256":"5f2fcb9409c19f24a688647bc3d0b95f21a97ef67afae53ded7045f9812c6afe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5f2fcb9409c19f24a688647bc3d0b95f21a97ef67afae53ded7045f9812c6afe","first_computed_at":"2026-05-18T01:08:58.832328Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:08:58.832328Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"24SS2Juhju2fHG1ipnJMD0GV5xtUZMpjYsoG7pd3zG3y+1gNvebbtie5++gKIeb0BeM5ozBbHO0fhYYzsMBrBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:08:58.832809Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0510700","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aeaf69340cd01ec62e26522642b0da334748947447927e8d78864f4a2c45d916","sha256:951a46b6686d55503108a7b8776005873df4379c80f1cf2d5f34ebfcdf57e0ad"],"state_sha256":"025f90a84d6e39b13222a9a60dc1d81de9e0fd28948842073ff916c6a4ebd871"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5OIINO5rTY+dfyKXnD3P99WJ54Tjd+wB1MjZYr0G5t3elDJ7goJZ+s8bo/1eT0AakRJrLpAKk8EZgFTqnP/PAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T02:17:16.002666Z","bundle_sha256":"79becead9576d7ff060359567babf9bc58955da4a11b38ff97d6ae126e10e78b"}}