{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:5LK4YGH3UH6LJW564AOLPYWTLI","short_pith_number":"pith:5LK4YGH3","canonical_record":{"source":{"id":"1010.5713","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-10-27T15:13:50Z","cross_cats_sorted":[],"title_canon_sha256":"2dbc1f1114c18c9981420b64dd9a111acec75b1d31796dd3e1366d19c2d43023","abstract_canon_sha256":"479df7cd71a57c54f7a01e9c5ec375c3efd068be3cfab6d25052b4f0dddc5567"},"schema_version":"1.0"},"canonical_sha256":"ead5cc18fba1fcb4dbbee01cb7e2d35a3d4696f20f7d57d03fe68a006496d614","source":{"kind":"arxiv","id":"1010.5713","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.5713","created_at":"2026-05-18T02:04:55Z"},{"alias_kind":"arxiv_version","alias_value":"1010.5713v1","created_at":"2026-05-18T02:04:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.5713","created_at":"2026-05-18T02:04:55Z"},{"alias_kind":"pith_short_12","alias_value":"5LK4YGH3UH6L","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_16","alias_value":"5LK4YGH3UH6LJW56","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_8","alias_value":"5LK4YGH3","created_at":"2026-05-18T12:26:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:5LK4YGH3UH6LJW564AOLPYWTLI","target":"record","payload":{"canonical_record":{"source":{"id":"1010.5713","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-10-27T15:13:50Z","cross_cats_sorted":[],"title_canon_sha256":"2dbc1f1114c18c9981420b64dd9a111acec75b1d31796dd3e1366d19c2d43023","abstract_canon_sha256":"479df7cd71a57c54f7a01e9c5ec375c3efd068be3cfab6d25052b4f0dddc5567"},"schema_version":"1.0"},"canonical_sha256":"ead5cc18fba1fcb4dbbee01cb7e2d35a3d4696f20f7d57d03fe68a006496d614","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:55.761433Z","signature_b64":"lGRSPY4s/LDjoSHEfw+86+PqR7M0mlvIUkKFTkPIeU7GIt8H6cwxi8QRA1GvhPS/mR81h7klArej3SeF9khVBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ead5cc18fba1fcb4dbbee01cb7e2d35a3d4696f20f7d57d03fe68a006496d614","last_reissued_at":"2026-05-18T02:04:55.760729Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:55.760729Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.5713","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:04:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9+AjSgrHDhl7CA+EZh7Iz+cNE5ViMsuhI/x/FaayVvo86qKZGlpcR77Iv8dNMos80wf7mWAjWjG6CuB1wx3tBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:26:17.190582Z"},"content_sha256":"7151f9005359b5594302519fa50fa03e09a821242db51ab4350c35c3dac09b75","schema_version":"1.0","event_id":"sha256:7151f9005359b5594302519fa50fa03e09a821242db51ab4350c35c3dac09b75"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:5LK4YGH3UH6LJW564AOLPYWTLI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An X-ray view of the INTEGRAL/IBIS blazars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Bazzano, A. De Rosa, A.J. Dean, L. Bassani, P. Ubertini, S. Gianni'","submitted_at":"2010-10-27T15:13:50Z","abstract_excerpt":"Aim of this work is a broad-band study with INTEGRAL, Swift and XMM-Newton satellites of a sample of 9 blazars (7 FSRQ and 2 BL Lac) with redshift up to about 4. The spectral analysis has shown clear evidence of a flattening of the continuum towards the low energies ($E<3$ keV observer frame). This behaviour is well reproduced both with an absorbed power-law model ($N_H\\sim10^{20}$-$10^{23}$ cm$^{-2}$ in the rest-frame of the sources) or a broken power-law continuum model (with an energy break below 3 keV in the observer-frame). No Compton reflection features, Fe $K\\alpha$ line and hump at hig"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.5713","kind":"arxiv","version":1},"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":"2026-05-18T02:04:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CvfCUuELEx8XKKXPIow6YrqtC81+lyNQWVL0A6Ogg67tw+uJgHXsMb4XZu+k8mH71mxmRA6N1JlLZBnWKfHwAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:26:17.191250Z"},"content_sha256":"e16d7326c4e83b134ce5c1fe276f4c1ade66bf45ea34c850f09e715a719c7958","schema_version":"1.0","event_id":"sha256:e16d7326c4e83b134ce5c1fe276f4c1ade66bf45ea34c850f09e715a719c7958"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5LK4YGH3UH6LJW564AOLPYWTLI/bundle.json","state_url":"https://pith.science/pith/5LK4YGH3UH6LJW564AOLPYWTLI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5LK4YGH3UH6LJW564AOLPYWTLI/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":"2026-05-28T16:26:17Z","links":{"resolver":"https://pith.science/pith/5LK4YGH3UH6LJW564AOLPYWTLI","bundle":"https://pith.science/pith/5LK4YGH3UH6LJW564AOLPYWTLI/bundle.json","state":"https://pith.science/pith/5LK4YGH3UH6LJW564AOLPYWTLI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5LK4YGH3UH6LJW564AOLPYWTLI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:5LK4YGH3UH6LJW564AOLPYWTLI","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":"479df7cd71a57c54f7a01e9c5ec375c3efd068be3cfab6d25052b4f0dddc5567","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-10-27T15:13:50Z","title_canon_sha256":"2dbc1f1114c18c9981420b64dd9a111acec75b1d31796dd3e1366d19c2d43023"},"schema_version":"1.0","source":{"id":"1010.5713","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.5713","created_at":"2026-05-18T02:04:55Z"},{"alias_kind":"arxiv_version","alias_value":"1010.5713v1","created_at":"2026-05-18T02:04:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.5713","created_at":"2026-05-18T02:04:55Z"},{"alias_kind":"pith_short_12","alias_value":"5LK4YGH3UH6L","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_16","alias_value":"5LK4YGH3UH6LJW56","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_8","alias_value":"5LK4YGH3","created_at":"2026-05-18T12:26:04Z"}],"graph_snapshots":[{"event_id":"sha256:e16d7326c4e83b134ce5c1fe276f4c1ade66bf45ea34c850f09e715a719c7958","target":"graph","created_at":"2026-05-18T02:04:55Z","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":"Aim of this work is a broad-band study with INTEGRAL, Swift and XMM-Newton satellites of a sample of 9 blazars (7 FSRQ and 2 BL Lac) with redshift up to about 4. The spectral analysis has shown clear evidence of a flattening of the continuum towards the low energies ($E<3$ keV observer frame). This behaviour is well reproduced both with an absorbed power-law model ($N_H\\sim10^{20}$-$10^{23}$ cm$^{-2}$ in the rest-frame of the sources) or a broken power-law continuum model (with an energy break below 3 keV in the observer-frame). No Compton reflection features, Fe $K\\alpha$ line and hump at hig","authors_text":"A. Bazzano, A. De Rosa, A.J. Dean, L. Bassani, P. Ubertini, S. Gianni'","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-10-27T15:13:50Z","title":"An X-ray view of the INTEGRAL/IBIS blazars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.5713","kind":"arxiv","version":1},"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":"sha256:7151f9005359b5594302519fa50fa03e09a821242db51ab4350c35c3dac09b75","target":"record","created_at":"2026-05-18T02:04:55Z","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":"479df7cd71a57c54f7a01e9c5ec375c3efd068be3cfab6d25052b4f0dddc5567","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-10-27T15:13:50Z","title_canon_sha256":"2dbc1f1114c18c9981420b64dd9a111acec75b1d31796dd3e1366d19c2d43023"},"schema_version":"1.0","source":{"id":"1010.5713","kind":"arxiv","version":1}},"canonical_sha256":"ead5cc18fba1fcb4dbbee01cb7e2d35a3d4696f20f7d57d03fe68a006496d614","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ead5cc18fba1fcb4dbbee01cb7e2d35a3d4696f20f7d57d03fe68a006496d614","first_computed_at":"2026-05-18T02:04:55.760729Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:55.760729Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lGRSPY4s/LDjoSHEfw+86+PqR7M0mlvIUkKFTkPIeU7GIt8H6cwxi8QRA1GvhPS/mR81h7klArej3SeF9khVBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:55.761433Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.5713","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7151f9005359b5594302519fa50fa03e09a821242db51ab4350c35c3dac09b75","sha256:e16d7326c4e83b134ce5c1fe276f4c1ade66bf45ea34c850f09e715a719c7958"],"state_sha256":"d40ebe332c7bf27d46a4ad0d77c02a52c5fdd134e8206bbff95783c2a33674cc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cH12JcbzrFVlK4ti/NhP9kOdlhrWUKRlgq/eO2b3WJqLz67Md7Pk+5EtdcY6IEwCk6OyXjZ70r3XKCGDJoxZAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T16:26:17.194841Z","bundle_sha256":"73903813ef60a0d0d9139a46e73356c72eefb5bb7e643ede07fce5cedf557ac4"}}