{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ZSEZJTDG2MACAKBL3PHGCAB6JX","short_pith_number":"pith:ZSEZJTDG","canonical_record":{"source":{"id":"1811.06266","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-15T10:02:06Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"3173c8ab421e3abf4843cc96d558e8c903946a97ef5a1d96f593f5f46e108904","abstract_canon_sha256":"50c00516842da7e9b73f23b239548030dc6ad78a3bfc757a56923850da6e3b3a"},"schema_version":"1.0"},"canonical_sha256":"cc8994cc66d30020282bdbce61003e4de830fb35351770fdf9b08db8eca3bb50","source":{"kind":"arxiv","id":"1811.06266","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.06266","created_at":"2026-05-18T00:00:38Z"},{"alias_kind":"arxiv_version","alias_value":"1811.06266v1","created_at":"2026-05-18T00:00:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.06266","created_at":"2026-05-18T00:00:38Z"},{"alias_kind":"pith_short_12","alias_value":"ZSEZJTDG2MAC","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZSEZJTDG2MACAKBL","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZSEZJTDG","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ZSEZJTDG2MACAKBL3PHGCAB6JX","target":"record","payload":{"canonical_record":{"source":{"id":"1811.06266","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-15T10:02:06Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"3173c8ab421e3abf4843cc96d558e8c903946a97ef5a1d96f593f5f46e108904","abstract_canon_sha256":"50c00516842da7e9b73f23b239548030dc6ad78a3bfc757a56923850da6e3b3a"},"schema_version":"1.0"},"canonical_sha256":"cc8994cc66d30020282bdbce61003e4de830fb35351770fdf9b08db8eca3bb50","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:38.175422Z","signature_b64":"2WXDioExGpcY020YZBRpMB713P0pnEF2UP5XhkZBjsXknj8qJiUe0flySMJkD9dfHrfl1liApBV3CYcTAWOjCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cc8994cc66d30020282bdbce61003e4de830fb35351770fdf9b08db8eca3bb50","last_reissued_at":"2026-05-18T00:00:38.174939Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:38.174939Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.06266","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":"2026-05-18T00:00:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7tB6he38EVGdaOWGsm3vglk9m4CUXn/t1tpeNZqjCQUFBfeExlw24G0yzlUefB57ZQ6qyDGWJ4HY1XnuVhRDBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T01:46:35.953276Z"},"content_sha256":"b7d3e5b96f3460fdc892b7a9f434fbe07d9ee00c27164c40d56e986f085e2678","schema_version":"1.0","event_id":"sha256:b7d3e5b96f3460fdc892b7a9f434fbe07d9ee00c27164c40d56e986f085e2678"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ZSEZJTDG2MACAKBL3PHGCAB6JX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Faraday rotation study of NGC 612 (PKS 0131-36): a hybrid radio source and its magnetised circumgalactic environment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.HE","authors_text":"B. H. C. Emonts, J. K. Banfield, M. H. Wieringa, S. P. O'Sullivan","submitted_at":"2018-11-15T10:02:06Z","abstract_excerpt":"We present a polarization and Faraday rotation study of the hybrid morphology radio galaxy NGC 612 (PKS 0131-36), using Australian Telescope Compact Array observations from 1 to 3 GHz. In general, the results are consistent with an external Faraday screen close to the radio source. In the eastern FRII lobe, the RM of the hotspot increases in magnitude towards the leading edge, as well as changing sign (compared to the rest of the lobe). The Faraday depolarization is also ~3 times larger at the hotspot than elsewhere. A plausible explanation for this is significant compression of ambient magnet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.06266","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":"2026-05-18T00:00:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PUG3NR/eLOaPQ+buIWywYNGp7BXIXBbJRAx6AEOHORZrHVrv4N3zARzMrHpO4tLK+NZ8ICZASdtw+T5j8ZvMAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T01:46:35.954225Z"},"content_sha256":"75ea7561f522f4e0df05aca7105c87d54d94fbf2fdc34adf1bf087ac3da8b00b","schema_version":"1.0","event_id":"sha256:75ea7561f522f4e0df05aca7105c87d54d94fbf2fdc34adf1bf087ac3da8b00b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZSEZJTDG2MACAKBL3PHGCAB6JX/bundle.json","state_url":"https://pith.science/pith/ZSEZJTDG2MACAKBL3PHGCAB6JX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZSEZJTDG2MACAKBL3PHGCAB6JX/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":"2026-06-01T01:46:35Z","links":{"resolver":"https://pith.science/pith/ZSEZJTDG2MACAKBL3PHGCAB6JX","bundle":"https://pith.science/pith/ZSEZJTDG2MACAKBL3PHGCAB6JX/bundle.json","state":"https://pith.science/pith/ZSEZJTDG2MACAKBL3PHGCAB6JX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZSEZJTDG2MACAKBL3PHGCAB6JX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ZSEZJTDG2MACAKBL3PHGCAB6JX","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":"50c00516842da7e9b73f23b239548030dc6ad78a3bfc757a56923850da6e3b3a","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-15T10:02:06Z","title_canon_sha256":"3173c8ab421e3abf4843cc96d558e8c903946a97ef5a1d96f593f5f46e108904"},"schema_version":"1.0","source":{"id":"1811.06266","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.06266","created_at":"2026-05-18T00:00:38Z"},{"alias_kind":"arxiv_version","alias_value":"1811.06266v1","created_at":"2026-05-18T00:00:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.06266","created_at":"2026-05-18T00:00:38Z"},{"alias_kind":"pith_short_12","alias_value":"ZSEZJTDG2MAC","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZSEZJTDG2MACAKBL","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZSEZJTDG","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:75ea7561f522f4e0df05aca7105c87d54d94fbf2fdc34adf1bf087ac3da8b00b","target":"graph","created_at":"2026-05-18T00:00:38Z","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 present a polarization and Faraday rotation study of the hybrid morphology radio galaxy NGC 612 (PKS 0131-36), using Australian Telescope Compact Array observations from 1 to 3 GHz. In general, the results are consistent with an external Faraday screen close to the radio source. In the eastern FRII lobe, the RM of the hotspot increases in magnitude towards the leading edge, as well as changing sign (compared to the rest of the lobe). The Faraday depolarization is also ~3 times larger at the hotspot than elsewhere. A plausible explanation for this is significant compression of ambient magnet","authors_text":"B. H. C. Emonts, J. K. Banfield, M. H. Wieringa, S. P. O'Sullivan","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-15T10:02:06Z","title":"Faraday rotation study of NGC 612 (PKS 0131-36): a hybrid radio source and its magnetised circumgalactic environment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.06266","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:b7d3e5b96f3460fdc892b7a9f434fbe07d9ee00c27164c40d56e986f085e2678","target":"record","created_at":"2026-05-18T00:00:38Z","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":"50c00516842da7e9b73f23b239548030dc6ad78a3bfc757a56923850da6e3b3a","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-15T10:02:06Z","title_canon_sha256":"3173c8ab421e3abf4843cc96d558e8c903946a97ef5a1d96f593f5f46e108904"},"schema_version":"1.0","source":{"id":"1811.06266","kind":"arxiv","version":1}},"canonical_sha256":"cc8994cc66d30020282bdbce61003e4de830fb35351770fdf9b08db8eca3bb50","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cc8994cc66d30020282bdbce61003e4de830fb35351770fdf9b08db8eca3bb50","first_computed_at":"2026-05-18T00:00:38.174939Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:00:38.174939Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2WXDioExGpcY020YZBRpMB713P0pnEF2UP5XhkZBjsXknj8qJiUe0flySMJkD9dfHrfl1liApBV3CYcTAWOjCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:00:38.175422Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.06266","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b7d3e5b96f3460fdc892b7a9f434fbe07d9ee00c27164c40d56e986f085e2678","sha256:75ea7561f522f4e0df05aca7105c87d54d94fbf2fdc34adf1bf087ac3da8b00b"],"state_sha256":"b1336ca5887dce174381c1286505921b7c3706ee4e48859c6c430673760e0916"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E7GEkkloiCca3E6jxQG5Uge0+Sp3Qjz4uFoDWH09p2ItLT8mqTYcoH+RRsP4U3P6rOmEV3Ep7qyrAKB1K2J2Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T01:46:35.960972Z","bundle_sha256":"287bfe45cb7a9d94a8458de056b75ab59834cbc254f6d747774f03f5acaaf680"}}