{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:46IIMSFFIJCTTGESHQARPGR7TT","short_pith_number":"pith:46IIMSFF","canonical_record":{"source":{"id":"2603.01473","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-03-02T05:37:04Z","cross_cats_sorted":[],"title_canon_sha256":"cf9aa2a3a738373ed65d803041b01024440dc75d8de97bd03a386a562f48a66b","abstract_canon_sha256":"bfeb34f0a42e8c0f6dcbad23345fe496e2aac1ac94124c6cd77335e23cfeaf28"},"schema_version":"1.0"},"canonical_sha256":"e7908648a542453998923c01179a3f9ce17107f9cad7cc37c5cd466979f3bfdc","source":{"kind":"arxiv","id":"2603.01473","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2603.01473","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"arxiv_version","alias_value":"2603.01473v3","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.01473","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"pith_short_12","alias_value":"46IIMSFFIJCT","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"pith_short_16","alias_value":"46IIMSFFIJCTTGES","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"pith_short_8","alias_value":"46IIMSFF","created_at":"2026-06-23T02:13:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:46IIMSFFIJCTTGESHQARPGR7TT","target":"record","payload":{"canonical_record":{"source":{"id":"2603.01473","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-03-02T05:37:04Z","cross_cats_sorted":[],"title_canon_sha256":"cf9aa2a3a738373ed65d803041b01024440dc75d8de97bd03a386a562f48a66b","abstract_canon_sha256":"bfeb34f0a42e8c0f6dcbad23345fe496e2aac1ac94124c6cd77335e23cfeaf28"},"schema_version":"1.0"},"canonical_sha256":"e7908648a542453998923c01179a3f9ce17107f9cad7cc37c5cd466979f3bfdc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-23T02:13:21.671022Z","signature_b64":"h+5LxDPO2VAO1Qe5sZqhosF1JEKsDP7QGaH/mzDaSRLT0foF0p8RWGqa42hNLnTCRTwZHtrCWYrNVdrFbfLdDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e7908648a542453998923c01179a3f9ce17107f9cad7cc37c5cd466979f3bfdc","last_reissued_at":"2026-06-23T02:13:21.670630Z","signature_status":"signed_v1","first_computed_at":"2026-06-23T02:13:21.670630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2603.01473","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-06-23T02:13:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QWjqO4wXwyVlrz/nENML+ieNqkXLVKot39Z3C+Xa02YCHJqaY1OGqI4uOzdx12YdFYu1kymLWGgMdJggAaO7AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T01:21:01.103693Z"},"content_sha256":"c867cc687e87d17a38911e6b5e6864fd8cb543e0de7598177bc5b4af3e4ea98e","schema_version":"1.0","event_id":"sha256:c867cc687e87d17a38911e6b5e6864fd8cb543e0de7598177bc5b4af3e4ea98e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:46IIMSFFIJCTTGESHQARPGR7TT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local Analogs of Little Red Dots: Optical Variability and Evidence for an Active Galatic Nucleus Origin","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Chunyan Jiang, Fang-Ting Yuan, Jiaqi Lin, Jorge A. Zavala, Junxian Wang, Linhua Jiang, Luis C. Ho, Ruqiu Lin, Tinggui Wang, Xiaer Zhang, Zhen-Ya Zheng, Zijian Zhang","submitted_at":"2026-03-02T05:37:04Z","abstract_excerpt":"Little red dots (LRDs) draw extensive attention because of their unique observational characteristics and apparent overabundance in the early Universe, raising new insights into early black hole formation and growth. Early studies show that LRDs exhibit weak variability in broad-band photometry and emission-line fluxes, suggesting a preference for super-Eddington accretion or disfavouring an AGN origin. However, the cadence of the current data, and therefore, the resulting light curves for LRDs, is limited, preventing us from placing strong constraints on their variability. Based on Zwicky Tra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.01473","kind":"arxiv","version":3},"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/2603.01473/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":"2026-06-23T02:13:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"39LhaIykQhCGJfFwmHusgk1A2Gfq0wEbTwK/xS7HpUxKKpOB5nQVER4lJhp1XcQ6LYcBP4DOxgfdquww0tGRDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T01:21:01.104055Z"},"content_sha256":"115620e51d616a557a128da1b3f9ae907dfdb7ab07fa17cc3326a11aa919f8e7","schema_version":"1.0","event_id":"sha256:115620e51d616a557a128da1b3f9ae907dfdb7ab07fa17cc3326a11aa919f8e7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/46IIMSFFIJCTTGESHQARPGR7TT/bundle.json","state_url":"https://pith.science/pith/46IIMSFFIJCTTGESHQARPGR7TT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/46IIMSFFIJCTTGESHQARPGR7TT/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":"2026-06-27T01:21:01Z","links":{"resolver":"https://pith.science/pith/46IIMSFFIJCTTGESHQARPGR7TT","bundle":"https://pith.science/pith/46IIMSFFIJCTTGESHQARPGR7TT/bundle.json","state":"https://pith.science/pith/46IIMSFFIJCTTGESHQARPGR7TT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/46IIMSFFIJCTTGESHQARPGR7TT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:46IIMSFFIJCTTGESHQARPGR7TT","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":"bfeb34f0a42e8c0f6dcbad23345fe496e2aac1ac94124c6cd77335e23cfeaf28","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-03-02T05:37:04Z","title_canon_sha256":"cf9aa2a3a738373ed65d803041b01024440dc75d8de97bd03a386a562f48a66b"},"schema_version":"1.0","source":{"id":"2603.01473","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2603.01473","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"arxiv_version","alias_value":"2603.01473v3","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.01473","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"pith_short_12","alias_value":"46IIMSFFIJCT","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"pith_short_16","alias_value":"46IIMSFFIJCTTGES","created_at":"2026-06-23T02:13:21Z"},{"alias_kind":"pith_short_8","alias_value":"46IIMSFF","created_at":"2026-06-23T02:13:21Z"}],"graph_snapshots":[{"event_id":"sha256:115620e51d616a557a128da1b3f9ae907dfdb7ab07fa17cc3326a11aa919f8e7","target":"graph","created_at":"2026-06-23T02:13:21Z","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/2603.01473/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Little red dots (LRDs) draw extensive attention because of their unique observational characteristics and apparent overabundance in the early Universe, raising new insights into early black hole formation and growth. Early studies show that LRDs exhibit weak variability in broad-band photometry and emission-line fluxes, suggesting a preference for super-Eddington accretion or disfavouring an AGN origin. However, the cadence of the current data, and therefore, the resulting light curves for LRDs, is limited, preventing us from placing strong constraints on their variability. Based on Zwicky Tra","authors_text":"Chunyan Jiang, Fang-Ting Yuan, Jiaqi Lin, Jorge A. Zavala, Junxian Wang, Linhua Jiang, Luis C. Ho, Ruqiu Lin, Tinggui Wang, Xiaer Zhang, Zhen-Ya Zheng, Zijian Zhang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-03-02T05:37:04Z","title":"Local Analogs of Little Red Dots: Optical Variability and Evidence for an Active Galatic Nucleus Origin"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.01473","kind":"arxiv","version":3},"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:c867cc687e87d17a38911e6b5e6864fd8cb543e0de7598177bc5b4af3e4ea98e","target":"record","created_at":"2026-06-23T02:13:21Z","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":"bfeb34f0a42e8c0f6dcbad23345fe496e2aac1ac94124c6cd77335e23cfeaf28","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-03-02T05:37:04Z","title_canon_sha256":"cf9aa2a3a738373ed65d803041b01024440dc75d8de97bd03a386a562f48a66b"},"schema_version":"1.0","source":{"id":"2603.01473","kind":"arxiv","version":3}},"canonical_sha256":"e7908648a542453998923c01179a3f9ce17107f9cad7cc37c5cd466979f3bfdc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e7908648a542453998923c01179a3f9ce17107f9cad7cc37c5cd466979f3bfdc","first_computed_at":"2026-06-23T02:13:21.670630Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-23T02:13:21.670630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"h+5LxDPO2VAO1Qe5sZqhosF1JEKsDP7QGaH/mzDaSRLT0foF0p8RWGqa42hNLnTCRTwZHtrCWYrNVdrFbfLdDw==","signature_status":"signed_v1","signed_at":"2026-06-23T02:13:21.671022Z","signed_message":"canonical_sha256_bytes"},"source_id":"2603.01473","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c867cc687e87d17a38911e6b5e6864fd8cb543e0de7598177bc5b4af3e4ea98e","sha256:115620e51d616a557a128da1b3f9ae907dfdb7ab07fa17cc3326a11aa919f8e7"],"state_sha256":"6dc43d0efd15fc9195ae577e0d9ea47e294a4918d3e123f40365cb1aaee34bac"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7biqXU8V34jjRQocOVVyT8kqp6M0ozyEA6cY/ziT9iZFNSw1ZavG1Nysxmf8dxIuHSWL7inJ0XkIKCXNtfIxDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T01:21:01.106296Z","bundle_sha256":"10c45e38c3c1b88ae509655c245e2816e3bbf52e65e33bbe6bff9859973b4291"}}