{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:DOJTHPJ2E46YAKNOFYPIFGDYOY","short_pith_number":"pith:DOJTHPJ2","canonical_record":{"source":{"id":"1304.1258","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-04-04T07:30:26Z","cross_cats_sorted":[],"title_canon_sha256":"5f34642c9aa06927fa0e6b8c39b6ec3929c0237ea674a6de0aaaf3c96f3a0e15","abstract_canon_sha256":"2bbcce9fc1c004f907d2fc65d1ba81aced4f732c0ab9f781d29e11fc51d421c5"},"schema_version":"1.0"},"canonical_sha256":"1b9333bd3a273d8029ae2e1e829878761a298c9b97cd394d3286d9d7f58ee2cb","source":{"kind":"arxiv","id":"1304.1258","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.1258","created_at":"2026-05-18T03:29:04Z"},{"alias_kind":"arxiv_version","alias_value":"1304.1258v1","created_at":"2026-05-18T03:29:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.1258","created_at":"2026-05-18T03:29:04Z"},{"alias_kind":"pith_short_12","alias_value":"DOJTHPJ2E46Y","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"DOJTHPJ2E46YAKNO","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"DOJTHPJ2","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:DOJTHPJ2E46YAKNOFYPIFGDYOY","target":"record","payload":{"canonical_record":{"source":{"id":"1304.1258","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-04-04T07:30:26Z","cross_cats_sorted":[],"title_canon_sha256":"5f34642c9aa06927fa0e6b8c39b6ec3929c0237ea674a6de0aaaf3c96f3a0e15","abstract_canon_sha256":"2bbcce9fc1c004f907d2fc65d1ba81aced4f732c0ab9f781d29e11fc51d421c5"},"schema_version":"1.0"},"canonical_sha256":"1b9333bd3a273d8029ae2e1e829878761a298c9b97cd394d3286d9d7f58ee2cb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:29:04.152853Z","signature_b64":"BcXqWmfl8h+ec5QUDIyMYsEhPTdMxIiWMqQaTHy3Cq17FOZ5PS33QC1Ru17oDUPKXF+MPI20Atx2ERFlevoMBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b9333bd3a273d8029ae2e1e829878761a298c9b97cd394d3286d9d7f58ee2cb","last_reissued_at":"2026-05-18T03:29:04.152381Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:29:04.152381Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.1258","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":"2026-05-18T03:29:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IceS8akk8AGXrFjrtjPwn0KNauthI724lRUwPQ+Vhx33301zFgiYShHVVEVZr+6Acp+B7qNqn3pcYpBhp3caCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T22:00:35.472284Z"},"content_sha256":"12297d5d57b4d8ce34c4e423f9b9f846639958355a60352041a9fc2856c0d787","schema_version":"1.0","event_id":"sha256:12297d5d57b4d8ce34c4e423f9b9f846639958355a60352041a9fc2856c0d787"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:DOJTHPJ2E46YAKNOFYPIFGDYOY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The AT20G view of Swift/BAT selected AGN: high-frequency radio waves meet hard X-rays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"D. Burlon, E. Sadler, G. Ghirlanda, M. Ajello, R. Chhetri, T. Murphy","submitted_at":"2013-04-04T07:30:26Z","abstract_excerpt":"We cross-matched the 6-year Swift/Burst Alert Telescope (BAT) survey of active galactic nuclei (AGN) with the AT20G radio survey of the southern sky, which is one of the largest high-frequency radio surveys available. With these data we investigated the possible correlation between the radio and the X-ray emission at the highest radio and X-ray frequencies. We found 37 AGN with a high probability of association (>80 per cent), among which 19 are local Seyfert galaxies (with median redshift z = 0.03) and 18 blazars. We found that \\approx 20 per cent of the AGN detected in hard X-rays are also b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.1258","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":"2026-05-18T03:29:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XeWwFlWP9pzLD/AvnlDMLHJpEfxFFHB79LJArXqU1FX2tiIhgzgEllCuGl3ld2xvP+hdnRlu+Znc/JswWvdFDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T22:00:35.472955Z"},"content_sha256":"4724c2ba912cfd7e213f874d128bcf41d4346c7ae2090595a605d43f52936bc8","schema_version":"1.0","event_id":"sha256:4724c2ba912cfd7e213f874d128bcf41d4346c7ae2090595a605d43f52936bc8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DOJTHPJ2E46YAKNOFYPIFGDYOY/bundle.json","state_url":"https://pith.science/pith/DOJTHPJ2E46YAKNOFYPIFGDYOY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DOJTHPJ2E46YAKNOFYPIFGDYOY/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":"2026-05-28T22:00:35Z","links":{"resolver":"https://pith.science/pith/DOJTHPJ2E46YAKNOFYPIFGDYOY","bundle":"https://pith.science/pith/DOJTHPJ2E46YAKNOFYPIFGDYOY/bundle.json","state":"https://pith.science/pith/DOJTHPJ2E46YAKNOFYPIFGDYOY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DOJTHPJ2E46YAKNOFYPIFGDYOY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:DOJTHPJ2E46YAKNOFYPIFGDYOY","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":"2bbcce9fc1c004f907d2fc65d1ba81aced4f732c0ab9f781d29e11fc51d421c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-04-04T07:30:26Z","title_canon_sha256":"5f34642c9aa06927fa0e6b8c39b6ec3929c0237ea674a6de0aaaf3c96f3a0e15"},"schema_version":"1.0","source":{"id":"1304.1258","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.1258","created_at":"2026-05-18T03:29:04Z"},{"alias_kind":"arxiv_version","alias_value":"1304.1258v1","created_at":"2026-05-18T03:29:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.1258","created_at":"2026-05-18T03:29:04Z"},{"alias_kind":"pith_short_12","alias_value":"DOJTHPJ2E46Y","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"DOJTHPJ2E46YAKNO","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"DOJTHPJ2","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:4724c2ba912cfd7e213f874d128bcf41d4346c7ae2090595a605d43f52936bc8","target":"graph","created_at":"2026-05-18T03:29:04Z","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 cross-matched the 6-year Swift/Burst Alert Telescope (BAT) survey of active galactic nuclei (AGN) with the AT20G radio survey of the southern sky, which is one of the largest high-frequency radio surveys available. With these data we investigated the possible correlation between the radio and the X-ray emission at the highest radio and X-ray frequencies. We found 37 AGN with a high probability of association (>80 per cent), among which 19 are local Seyfert galaxies (with median redshift z = 0.03) and 18 blazars. We found that \\approx 20 per cent of the AGN detected in hard X-rays are also b","authors_text":"D. Burlon, E. Sadler, G. Ghirlanda, M. Ajello, R. Chhetri, T. Murphy","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-04-04T07:30:26Z","title":"The AT20G view of Swift/BAT selected AGN: high-frequency radio waves meet hard X-rays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.1258","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":"sha256:12297d5d57b4d8ce34c4e423f9b9f846639958355a60352041a9fc2856c0d787","target":"record","created_at":"2026-05-18T03:29:04Z","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":"2bbcce9fc1c004f907d2fc65d1ba81aced4f732c0ab9f781d29e11fc51d421c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-04-04T07:30:26Z","title_canon_sha256":"5f34642c9aa06927fa0e6b8c39b6ec3929c0237ea674a6de0aaaf3c96f3a0e15"},"schema_version":"1.0","source":{"id":"1304.1258","kind":"arxiv","version":1}},"canonical_sha256":"1b9333bd3a273d8029ae2e1e829878761a298c9b97cd394d3286d9d7f58ee2cb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b9333bd3a273d8029ae2e1e829878761a298c9b97cd394d3286d9d7f58ee2cb","first_computed_at":"2026-05-18T03:29:04.152381Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:29:04.152381Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BcXqWmfl8h+ec5QUDIyMYsEhPTdMxIiWMqQaTHy3Cq17FOZ5PS33QC1Ru17oDUPKXF+MPI20Atx2ERFlevoMBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:29:04.152853Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.1258","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:12297d5d57b4d8ce34c4e423f9b9f846639958355a60352041a9fc2856c0d787","sha256:4724c2ba912cfd7e213f874d128bcf41d4346c7ae2090595a605d43f52936bc8"],"state_sha256":"d4be56f13ad22c273df4f9ebe7643dd7514c0acd067413a24b305ad500689aa3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vFMrC3NyysczIFOjuYn9EUdjwpZVZxEl4IAHFKl3nsdQcdzBP4z9Q7271r53ACQpo7qgGOc6TYWiHqkBtRViCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T22:00:35.476310Z","bundle_sha256":"d1f4ccee179f18ff109bdcb05de2758dc7b5a94a69974da2c49e2fdc7675e184"}}