{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:7HPNJZWPMS7EHBDMUTQWH7XHD7","short_pith_number":"pith:7HPNJZWP","canonical_record":{"source":{"id":"1312.5522","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-12-19T12:57:08Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"title_canon_sha256":"11d3e8fc2a423977431676085587758a5d789f072dad6aa8e3b935c6d34690a4","abstract_canon_sha256":"b3e0b506ae37f4dea24bb0d75306a4017a01320e11d0d35798703315be6df6b7"},"schema_version":"1.0"},"canonical_sha256":"f9ded4e6cf64be43846ca4e163fee71fca93ef74b81b89988384865427bd94ce","source":{"kind":"arxiv","id":"1312.5522","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.5522","created_at":"2026-05-18T01:45:44Z"},{"alias_kind":"arxiv_version","alias_value":"1312.5522v1","created_at":"2026-05-18T01:45:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.5522","created_at":"2026-05-18T01:45:44Z"},{"alias_kind":"pith_short_12","alias_value":"7HPNJZWPMS7E","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7HPNJZWPMS7EHBDM","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7HPNJZWP","created_at":"2026-05-18T12:27:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:7HPNJZWPMS7EHBDMUTQWH7XHD7","target":"record","payload":{"canonical_record":{"source":{"id":"1312.5522","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-12-19T12:57:08Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"title_canon_sha256":"11d3e8fc2a423977431676085587758a5d789f072dad6aa8e3b935c6d34690a4","abstract_canon_sha256":"b3e0b506ae37f4dea24bb0d75306a4017a01320e11d0d35798703315be6df6b7"},"schema_version":"1.0"},"canonical_sha256":"f9ded4e6cf64be43846ca4e163fee71fca93ef74b81b89988384865427bd94ce","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:44.021459Z","signature_b64":"2kl+HtPCln9s3kcKWHjxGkb0sy8jj8u+YUGryQyG8r4bo33ZhI7T/AlyWw5EJmIcusiJcaoySLNZjq8/diXMDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f9ded4e6cf64be43846ca4e163fee71fca93ef74b81b89988384865427bd94ce","last_reissued_at":"2026-05-18T01:45:44.020849Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:44.020849Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1312.5522","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":"2026-05-18T01:45:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xu01UDGKKYTp3OQjSS7vl5luyU/6wMLB0Cur9F/Kj6l3ERg9g+KkypkXWiZVxhUIOnswNn9a8KEcOGVo9h8ACw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T16:24:39.882127Z"},"content_sha256":"7f6d762d2d70c795db5ce067644476d33e860bdf24778b9bda9e301cd5759b03","schema_version":"1.0","event_id":"sha256:7f6d762d2d70c795db5ce067644476d33e860bdf24778b9bda9e301cd5759b03"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:7HPNJZWPMS7EHBDMUTQWH7XHD7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multiwavelength observations of the gamma-ray emitting narrow-line Seyfert 1 PMN J0948+0022 in 2011","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.GA"],"primary_cat":"astro-ph.HE","authors_text":"A. Carraminana (INAOE, A. C. S. Readhead (Cahill Center for Astronomy, A. J. Drake (California Institute of Technology), A. Porras (INAOE, Astrophysics), C. M. Raiteri (INAF-OA Torino), Dep. of Physics, E. Angelakis (MPIfR), E. Recillas (INAOE, F. D'Ammando (INAF-IRA), J. Larsson (KTH, J. L. Richards (Dep. of Physics, L. Carrasco (INAOE, L. Fuhrmann (MPIfR), Mexico), M. Giroletti (INAF-IRA), M. Orienti (INAF-IRA), Purdue University), the Oskar Klein Centre), T. Hovatta (Cahill Center for Astronomy, W. Max-Moerbeck (Cahill Center for Astronomy","submitted_at":"2013-12-19T12:57:08Z","abstract_excerpt":"We report on radio-to-gamma-ray observations during 2011 May-September of PMN J0948+0022, the first narrow-line Seyfert 1 (NLSy1) galaxy detected in gamma-rays by Fermi-LAT. Strong variability was observed in gamma-rays, with two flaring periods peaking on 2011 June 20 and July 28. The variability observed in optical and near-infrared seems to have no counterpart in gamma-rays. This different behaviour could be related to a bending and inhomogeneous jet or a turbulent extreme multi-cell scenario. The radio spectra showed a variability pattern typical of relativistic jets.\n  The XMM spectrum sh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.5522","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":"2026-05-18T01:45:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8S5sVvasnMiB/3sV2rP/9q6EWHoAUp7rTWXjewJyGAn64IY5twa5of3JIwvKoyW3vI9Vq+LmTn8VFcaKDbH/CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T16:24:39.882860Z"},"content_sha256":"ea0c34ae83f03e9a305c6ea29a21e9fcea1b0a67164e2225d2af72858d097006","schema_version":"1.0","event_id":"sha256:ea0c34ae83f03e9a305c6ea29a21e9fcea1b0a67164e2225d2af72858d097006"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7HPNJZWPMS7EHBDMUTQWH7XHD7/bundle.json","state_url":"https://pith.science/pith/7HPNJZWPMS7EHBDMUTQWH7XHD7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7HPNJZWPMS7EHBDMUTQWH7XHD7/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":"2026-05-25T16:24:39Z","links":{"resolver":"https://pith.science/pith/7HPNJZWPMS7EHBDMUTQWH7XHD7","bundle":"https://pith.science/pith/7HPNJZWPMS7EHBDMUTQWH7XHD7/bundle.json","state":"https://pith.science/pith/7HPNJZWPMS7EHBDMUTQWH7XHD7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7HPNJZWPMS7EHBDMUTQWH7XHD7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:7HPNJZWPMS7EHBDMUTQWH7XHD7","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":"b3e0b506ae37f4dea24bb0d75306a4017a01320e11d0d35798703315be6df6b7","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-12-19T12:57:08Z","title_canon_sha256":"11d3e8fc2a423977431676085587758a5d789f072dad6aa8e3b935c6d34690a4"},"schema_version":"1.0","source":{"id":"1312.5522","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.5522","created_at":"2026-05-18T01:45:44Z"},{"alias_kind":"arxiv_version","alias_value":"1312.5522v1","created_at":"2026-05-18T01:45:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.5522","created_at":"2026-05-18T01:45:44Z"},{"alias_kind":"pith_short_12","alias_value":"7HPNJZWPMS7E","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7HPNJZWPMS7EHBDM","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7HPNJZWP","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:ea0c34ae83f03e9a305c6ea29a21e9fcea1b0a67164e2225d2af72858d097006","target":"graph","created_at":"2026-05-18T01:45:44Z","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 report on radio-to-gamma-ray observations during 2011 May-September of PMN J0948+0022, the first narrow-line Seyfert 1 (NLSy1) galaxy detected in gamma-rays by Fermi-LAT. Strong variability was observed in gamma-rays, with two flaring periods peaking on 2011 June 20 and July 28. The variability observed in optical and near-infrared seems to have no counterpart in gamma-rays. This different behaviour could be related to a bending and inhomogeneous jet or a turbulent extreme multi-cell scenario. The radio spectra showed a variability pattern typical of relativistic jets.\n  The XMM spectrum sh","authors_text":"A. Carraminana (INAOE, A. C. S. Readhead (Cahill Center for Astronomy, A. J. Drake (California Institute of Technology), A. Porras (INAOE, Astrophysics), C. M. Raiteri (INAF-OA Torino), Dep. of Physics, E. Angelakis (MPIfR), E. Recillas (INAOE, F. D'Ammando (INAF-IRA), J. Larsson (KTH, J. L. Richards (Dep. of Physics, L. Carrasco (INAOE, L. Fuhrmann (MPIfR), Mexico), M. Giroletti (INAF-IRA), M. Orienti (INAF-IRA), Purdue University), the Oskar Klein Centre), T. Hovatta (Cahill Center for Astronomy, W. Max-Moerbeck (Cahill Center for Astronomy","cross_cats":["astro-ph.CO","astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-12-19T12:57:08Z","title":"Multiwavelength observations of the gamma-ray emitting narrow-line Seyfert 1 PMN J0948+0022 in 2011"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.5522","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":"sha256:7f6d762d2d70c795db5ce067644476d33e860bdf24778b9bda9e301cd5759b03","target":"record","created_at":"2026-05-18T01:45:44Z","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":"b3e0b506ae37f4dea24bb0d75306a4017a01320e11d0d35798703315be6df6b7","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-12-19T12:57:08Z","title_canon_sha256":"11d3e8fc2a423977431676085587758a5d789f072dad6aa8e3b935c6d34690a4"},"schema_version":"1.0","source":{"id":"1312.5522","kind":"arxiv","version":1}},"canonical_sha256":"f9ded4e6cf64be43846ca4e163fee71fca93ef74b81b89988384865427bd94ce","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f9ded4e6cf64be43846ca4e163fee71fca93ef74b81b89988384865427bd94ce","first_computed_at":"2026-05-18T01:45:44.020849Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:45:44.020849Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2kl+HtPCln9s3kcKWHjxGkb0sy8jj8u+YUGryQyG8r4bo33ZhI7T/AlyWw5EJmIcusiJcaoySLNZjq8/diXMDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:45:44.021459Z","signed_message":"canonical_sha256_bytes"},"source_id":"1312.5522","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f6d762d2d70c795db5ce067644476d33e860bdf24778b9bda9e301cd5759b03","sha256:ea0c34ae83f03e9a305c6ea29a21e9fcea1b0a67164e2225d2af72858d097006"],"state_sha256":"107c4f4143253f40b14f4f3c8fc677d386e7777e942d8823b3db9762feb77d48"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aqWjlKBrKuJrAIfM45aoisuD2YSwN6dow7gQGkwZhTFfdZHFVmyDXETRqpnzJZKIBeV5SFwIhd4OJ7fo4vaLCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T16:24:39.886534Z","bundle_sha256":"100aaa2a5ded7921aee22dc3d3d471f017e94797eac28564ded334ca44223d00"}}