{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:CR3PHXTBFMWSWOL5XYYYNXMKVP","short_pith_number":"pith:CR3PHXTB","canonical_record":{"source":{"id":"2002.12823","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-02-28T15:50:09Z","cross_cats_sorted":[],"title_canon_sha256":"d850e4d3fa7fd07dc7c3a4bec45400cb90bb64b5f3b4f5a1ff2398e6d187538b","abstract_canon_sha256":"ef6b02292c93e0868fb6dab2ea6829bbff7a929e0b45b978374dff16f04e7248"},"schema_version":"1.0"},"canonical_sha256":"1476f3de612b2d2b397dbe3186dd8aabeab01deb85821112d1d5249cc05c54db","source":{"kind":"arxiv","id":"2002.12823","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.12823","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"arxiv_version","alias_value":"2002.12823v1","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.12823","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"pith_short_12","alias_value":"CR3PHXTBFMWS","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"pith_short_16","alias_value":"CR3PHXTBFMWSWOL5","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"pith_short_8","alias_value":"CR3PHXTB","created_at":"2026-07-05T00:44:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:CR3PHXTBFMWSWOL5XYYYNXMKVP","target":"record","payload":{"canonical_record":{"source":{"id":"2002.12823","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-02-28T15:50:09Z","cross_cats_sorted":[],"title_canon_sha256":"d850e4d3fa7fd07dc7c3a4bec45400cb90bb64b5f3b4f5a1ff2398e6d187538b","abstract_canon_sha256":"ef6b02292c93e0868fb6dab2ea6829bbff7a929e0b45b978374dff16f04e7248"},"schema_version":"1.0"},"canonical_sha256":"1476f3de612b2d2b397dbe3186dd8aabeab01deb85821112d1d5249cc05c54db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:44:34.483340Z","signature_b64":"9esdEr8ayiK1LWN3dmiwIKvrkDzbuJO5lsBrpyldB8gOA2ultJg1324+6uVVi8FUMDOsHPh2BxjUx+DD765FDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1476f3de612b2d2b397dbe3186dd8aabeab01deb85821112d1d5249cc05c54db","last_reissued_at":"2026-07-05T00:44:34.482989Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:44:34.482989Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2002.12823","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":"2026-07-05T00:44:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zXfObBO/WYOcOOLi09zsXr2SYAM+gmQGDzCHfWUDe0KEE/RLr43KH4vpmTFp7mA1mzEJLWujORdgdvY68r5sCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T15:49:28.685774Z"},"content_sha256":"253441a9cd18f1feec8600e6f27fe2bde5f7e92ce2ebd009302839c5eebbb998","schema_version":"1.0","event_id":"sha256:253441a9cd18f1feec8600e6f27fe2bde5f7e92ce2ebd009302839c5eebbb998"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:CR3PHXTBFMWSWOL5XYYYNXMKVP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Modeling the Infrared Reverberation Response of the Circumnuclear Dusty Torus in AGNs: An Investigation of Torus Response Functions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Andrew Robinson, Bryanne McDonough, Michael Richmond, Robert Nikutta, Triana Almeyda","submitted_at":"2020-02-28T15:50:09Z","abstract_excerpt":"The size and structure of the dusty circumnuclear torus in active galactic nuclei (AGN) can be investigated by analyzing the temporal response of the torus's infrared (IR) dust emission to variations in the AGN ultraviolet/optical luminosity. This method, reverberation mapping, is applicable over a wide redshift range, but the IR response is sensitive to several poorly constrained variables relating to the dust distribution and its illumination, complicating the interpretation of measured reverberation lags. We have used an enhanced version of our torus reverberation mapping code (TORMAC) to c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.12823","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2002.12823/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T00:44:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kwe2PtLseGcXI3zjALKFr8MaIYdT51JQcQxCdNDU+eUaphns3CurQw8lsFLAIo49K1D6JUUYqHta6MeKfxI6DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T15:49:28.686796Z"},"content_sha256":"5fd849d70522aa9eaae1487b0faecaffb23041eca0782ea45a6c5f242af779fa","schema_version":"1.0","event_id":"sha256:5fd849d70522aa9eaae1487b0faecaffb23041eca0782ea45a6c5f242af779fa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CR3PHXTBFMWSWOL5XYYYNXMKVP/bundle.json","state_url":"https://pith.science/pith/CR3PHXTBFMWSWOL5XYYYNXMKVP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CR3PHXTBFMWSWOL5XYYYNXMKVP/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":"2026-08-06T15:49:28Z","links":{"resolver":"https://pith.science/pith/CR3PHXTBFMWSWOL5XYYYNXMKVP","bundle":"https://pith.science/pith/CR3PHXTBFMWSWOL5XYYYNXMKVP/bundle.json","state":"https://pith.science/pith/CR3PHXTBFMWSWOL5XYYYNXMKVP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CR3PHXTBFMWSWOL5XYYYNXMKVP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:CR3PHXTBFMWSWOL5XYYYNXMKVP","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":"ef6b02292c93e0868fb6dab2ea6829bbff7a929e0b45b978374dff16f04e7248","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-02-28T15:50:09Z","title_canon_sha256":"d850e4d3fa7fd07dc7c3a4bec45400cb90bb64b5f3b4f5a1ff2398e6d187538b"},"schema_version":"1.0","source":{"id":"2002.12823","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.12823","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"arxiv_version","alias_value":"2002.12823v1","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.12823","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"pith_short_12","alias_value":"CR3PHXTBFMWS","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"pith_short_16","alias_value":"CR3PHXTBFMWSWOL5","created_at":"2026-07-05T00:44:34Z"},{"alias_kind":"pith_short_8","alias_value":"CR3PHXTB","created_at":"2026-07-05T00:44:34Z"}],"graph_snapshots":[{"event_id":"sha256:5fd849d70522aa9eaae1487b0faecaffb23041eca0782ea45a6c5f242af779fa","target":"graph","created_at":"2026-07-05T00:44:34Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2002.12823/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The size and structure of the dusty circumnuclear torus in active galactic nuclei (AGN) can be investigated by analyzing the temporal response of the torus's infrared (IR) dust emission to variations in the AGN ultraviolet/optical luminosity. This method, reverberation mapping, is applicable over a wide redshift range, but the IR response is sensitive to several poorly constrained variables relating to the dust distribution and its illumination, complicating the interpretation of measured reverberation lags. We have used an enhanced version of our torus reverberation mapping code (TORMAC) to c","authors_text":"Andrew Robinson, Bryanne McDonough, Michael Richmond, Robert Nikutta, Triana Almeyda","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-02-28T15:50:09Z","title":"Modeling the Infrared Reverberation Response of the Circumnuclear Dusty Torus in AGNs: An Investigation of Torus Response Functions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.12823","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":"sha256:253441a9cd18f1feec8600e6f27fe2bde5f7e92ce2ebd009302839c5eebbb998","target":"record","created_at":"2026-07-05T00:44:34Z","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":"ef6b02292c93e0868fb6dab2ea6829bbff7a929e0b45b978374dff16f04e7248","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-02-28T15:50:09Z","title_canon_sha256":"d850e4d3fa7fd07dc7c3a4bec45400cb90bb64b5f3b4f5a1ff2398e6d187538b"},"schema_version":"1.0","source":{"id":"2002.12823","kind":"arxiv","version":1}},"canonical_sha256":"1476f3de612b2d2b397dbe3186dd8aabeab01deb85821112d1d5249cc05c54db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1476f3de612b2d2b397dbe3186dd8aabeab01deb85821112d1d5249cc05c54db","first_computed_at":"2026-07-05T00:44:34.482989Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:44:34.482989Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9esdEr8ayiK1LWN3dmiwIKvrkDzbuJO5lsBrpyldB8gOA2ultJg1324+6uVVi8FUMDOsHPh2BxjUx+DD765FDw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:44:34.483340Z","signed_message":"canonical_sha256_bytes"},"source_id":"2002.12823","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:253441a9cd18f1feec8600e6f27fe2bde5f7e92ce2ebd009302839c5eebbb998","sha256:5fd849d70522aa9eaae1487b0faecaffb23041eca0782ea45a6c5f242af779fa"],"state_sha256":"3c3ee607b4cd9d52ec5eb9f4b329915148edc89cba24e1c1f7f4883258a7bc40"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lXc2drBVUWjeTsoD12qtwkg1An4WcoO7BZ/3y+ShquQ0RGYWmLHCq5nEZWuQnreyXH0ufnu3PFg8DxCpACtzAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T15:49:28.692277Z","bundle_sha256":"5223bec9844240f0e185e36165f25fa7f48b380449ba68081d2bd1bf4b7faee5"}}