{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:T2Q3GND3PVOGCK26JG6PGJ6QWI","short_pith_number":"pith:T2Q3GND3","canonical_record":{"source":{"id":"1603.02710","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-08T21:28:06Z","cross_cats_sorted":[],"title_canon_sha256":"1c5a974915a28be39ed962c51ebea933925acda51ffe2cb5674d7a3d06879dd9","abstract_canon_sha256":"48dbde99a98265990d57a1704dfd603ade9c3f7f6e5b5ed14d56390905114fbf"},"schema_version":"1.0"},"canonical_sha256":"9ea1b3347b7d5c612b5e49bcf327d0b209bdaa5e793ae4c5ff971f0dd2554e1c","source":{"kind":"arxiv","id":"1603.02710","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02710","created_at":"2026-05-18T01:13:54Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02710v1","created_at":"2026-05-18T01:13:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02710","created_at":"2026-05-18T01:13:54Z"},{"alias_kind":"pith_short_12","alias_value":"T2Q3GND3PVOG","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_16","alias_value":"T2Q3GND3PVOGCK26","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_8","alias_value":"T2Q3GND3","created_at":"2026-05-18T12:30:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:T2Q3GND3PVOGCK26JG6PGJ6QWI","target":"record","payload":{"canonical_record":{"source":{"id":"1603.02710","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-08T21:28:06Z","cross_cats_sorted":[],"title_canon_sha256":"1c5a974915a28be39ed962c51ebea933925acda51ffe2cb5674d7a3d06879dd9","abstract_canon_sha256":"48dbde99a98265990d57a1704dfd603ade9c3f7f6e5b5ed14d56390905114fbf"},"schema_version":"1.0"},"canonical_sha256":"9ea1b3347b7d5c612b5e49bcf327d0b209bdaa5e793ae4c5ff971f0dd2554e1c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:13:54.563764Z","signature_b64":"vKdJdCyyONU8t06AQe6AslKeJRe+cJ5SWUCj0AqNjfiFLDq3WYebfK9L0/NaE3zgE/qBIXkDFxSIB+cqEYsvCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ea1b3347b7d5c612b5e49bcf327d0b209bdaa5e793ae4c5ff971f0dd2554e1c","last_reissued_at":"2026-05-18T01:13:54.563135Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:13:54.563135Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.02710","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":"2026-05-18T01:13:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wfsAk6z8FulYipegg95dO7VCzjZoRytcMx1HPJax5Smo5AiwYmB7ho4OHdmcuJy+SPoKH2quprV+e1lSnMC1CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T08:30:08.804079Z"},"content_sha256":"16d2f6594af7b3f0f69b28ba23307a6cf6b2537b289edc32f02aec7a58ad242b","schema_version":"1.0","event_id":"sha256:16d2f6594af7b3f0f69b28ba23307a6cf6b2537b289edc32f02aec7a58ad242b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:T2Q3GND3PVOGCK26JG6PGJ6QWI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The subarcsecond mid-infrared view of local active galactic nuclei: III. Polar dust emission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"D. Asmus, P. Gandhi, S. F. H\\\"onig","submitted_at":"2016-03-08T21:28:06Z","abstract_excerpt":"Recent mid-infrared (MIR) interferometric observations showed in few active galactic nuclei (AGN) that the bulk of the infrared emission originates from the polar region above the putative torus, where only little dust should be present. Here, we investigate whether such strong polar dust emission is common in AGN. Out of 149 Seyferts in the MIR atlas of local AGN (Asmus et al.), 21 show extended MIR emission on single dish images. In 18 objects, the extended MIR emission aligns with the system axis position angle, established by [OIII], radio, polarisation and maser based position angle measu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02710","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":"2026-05-18T01:13:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I9zIDrjxik2H1CnVLuIJ+gQwxqAx6TxWsRH13+JnVOVWSyUNYta84+LS47DbKC93DLlp+p1FjuaJlW59d7SNAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T08:30:08.804455Z"},"content_sha256":"492d4587848e30bfdfc90279959a4aaaed8ac97b73b5de58f417c913d5a9684b","schema_version":"1.0","event_id":"sha256:492d4587848e30bfdfc90279959a4aaaed8ac97b73b5de58f417c913d5a9684b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T2Q3GND3PVOGCK26JG6PGJ6QWI/bundle.json","state_url":"https://pith.science/pith/T2Q3GND3PVOGCK26JG6PGJ6QWI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T2Q3GND3PVOGCK26JG6PGJ6QWI/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":"2026-06-01T08:30:08Z","links":{"resolver":"https://pith.science/pith/T2Q3GND3PVOGCK26JG6PGJ6QWI","bundle":"https://pith.science/pith/T2Q3GND3PVOGCK26JG6PGJ6QWI/bundle.json","state":"https://pith.science/pith/T2Q3GND3PVOGCK26JG6PGJ6QWI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T2Q3GND3PVOGCK26JG6PGJ6QWI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:T2Q3GND3PVOGCK26JG6PGJ6QWI","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":"48dbde99a98265990d57a1704dfd603ade9c3f7f6e5b5ed14d56390905114fbf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-08T21:28:06Z","title_canon_sha256":"1c5a974915a28be39ed962c51ebea933925acda51ffe2cb5674d7a3d06879dd9"},"schema_version":"1.0","source":{"id":"1603.02710","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02710","created_at":"2026-05-18T01:13:54Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02710v1","created_at":"2026-05-18T01:13:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02710","created_at":"2026-05-18T01:13:54Z"},{"alias_kind":"pith_short_12","alias_value":"T2Q3GND3PVOG","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_16","alias_value":"T2Q3GND3PVOGCK26","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_8","alias_value":"T2Q3GND3","created_at":"2026-05-18T12:30:44Z"}],"graph_snapshots":[{"event_id":"sha256:492d4587848e30bfdfc90279959a4aaaed8ac97b73b5de58f417c913d5a9684b","target":"graph","created_at":"2026-05-18T01:13:54Z","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":"Recent mid-infrared (MIR) interferometric observations showed in few active galactic nuclei (AGN) that the bulk of the infrared emission originates from the polar region above the putative torus, where only little dust should be present. Here, we investigate whether such strong polar dust emission is common in AGN. Out of 149 Seyferts in the MIR atlas of local AGN (Asmus et al.), 21 show extended MIR emission on single dish images. In 18 objects, the extended MIR emission aligns with the system axis position angle, established by [OIII], radio, polarisation and maser based position angle measu","authors_text":"D. Asmus, P. Gandhi, S. F. H\\\"onig","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-08T21:28:06Z","title":"The subarcsecond mid-infrared view of local active galactic nuclei: III. Polar dust emission"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02710","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":"sha256:16d2f6594af7b3f0f69b28ba23307a6cf6b2537b289edc32f02aec7a58ad242b","target":"record","created_at":"2026-05-18T01:13:54Z","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":"48dbde99a98265990d57a1704dfd603ade9c3f7f6e5b5ed14d56390905114fbf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-08T21:28:06Z","title_canon_sha256":"1c5a974915a28be39ed962c51ebea933925acda51ffe2cb5674d7a3d06879dd9"},"schema_version":"1.0","source":{"id":"1603.02710","kind":"arxiv","version":1}},"canonical_sha256":"9ea1b3347b7d5c612b5e49bcf327d0b209bdaa5e793ae4c5ff971f0dd2554e1c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9ea1b3347b7d5c612b5e49bcf327d0b209bdaa5e793ae4c5ff971f0dd2554e1c","first_computed_at":"2026-05-18T01:13:54.563135Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:13:54.563135Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vKdJdCyyONU8t06AQe6AslKeJRe+cJ5SWUCj0AqNjfiFLDq3WYebfK9L0/NaE3zgE/qBIXkDFxSIB+cqEYsvCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:13:54.563764Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.02710","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:16d2f6594af7b3f0f69b28ba23307a6cf6b2537b289edc32f02aec7a58ad242b","sha256:492d4587848e30bfdfc90279959a4aaaed8ac97b73b5de58f417c913d5a9684b"],"state_sha256":"613c7d5f09c1b75d3850fddea94be74739e59feb994767bff23a56de2bfadccc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ooHE6932NDgcfibyXyp6Kg4rF+/mH2jWlZk6/BcGMySySel0oUysiFWRYf0Rj3jrwwtKplbIICI7eJmFChndDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T08:30:08.806413Z","bundle_sha256":"8e1c86ef4957ef73c2b9c044ffcb56e5fd626daf92b76da662135f53f42b4e7c"}}