{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:VR4E5A3ICAWX25SUYTH7JSB6NK","short_pith_number":"pith:VR4E5A3I","canonical_record":{"source":{"id":"2302.12841","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-02-24T19:00:00Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"f2af03c7b031e45c82e8074b677f833e604443b44be03bc5170590d2b1546d07","abstract_canon_sha256":"f983b5c6462336849917926e0c887098399fa2a256a146012c939de70586b0d8"},"schema_version":"1.0"},"canonical_sha256":"ac784e8368102d7d7654c4cff4c83e6a80653e52b6df02e722142fc9c9f1951a","source":{"kind":"arxiv","id":"2302.12841","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.12841","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"arxiv_version","alias_value":"2302.12841v2","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.12841","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"pith_short_12","alias_value":"VR4E5A3ICAWX","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"pith_short_16","alias_value":"VR4E5A3ICAWX25SU","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"pith_short_8","alias_value":"VR4E5A3I","created_at":"2026-07-05T07:55:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:VR4E5A3ICAWX25SUYTH7JSB6NK","target":"record","payload":{"canonical_record":{"source":{"id":"2302.12841","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-02-24T19:00:00Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"f2af03c7b031e45c82e8074b677f833e604443b44be03bc5170590d2b1546d07","abstract_canon_sha256":"f983b5c6462336849917926e0c887098399fa2a256a146012c939de70586b0d8"},"schema_version":"1.0"},"canonical_sha256":"ac784e8368102d7d7654c4cff4c83e6a80653e52b6df02e722142fc9c9f1951a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:55:44.428340Z","signature_b64":"NAaf5FIUntNKfFs5CbmeWEYVS4WvyiW3OL03k82E3v+HbYel4d2Im5YZOKk0rUynvIcCZlUIMWStmZqgw3clAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac784e8368102d7d7654c4cff4c83e6a80653e52b6df02e722142fc9c9f1951a","last_reissued_at":"2026-07-05T07:55:44.427873Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:55:44.427873Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.12841","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T07:55:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lykwk3cos62aI8EAzrx8wl82vL4MMpIzKgC1hZdV/qVSsoo+ZCN7C5S9is6UJKoEky5C8XmQqYVE7oBhPnzkCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:52:21.736831Z"},"content_sha256":"e4552a9cc034b870fe1bbd883cf1559542bb32c934862e6a84188cf8dd196144","schema_version":"1.0","event_id":"sha256:e4552a9cc034b870fe1bbd883cf1559542bb32c934862e6a84188cf8dd196144"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:VR4E5A3ICAWX25SUYTH7JSB6NK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Resolved imaging of an extrasolar radiation belt around an ultracool dwarf","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Amy J. Mioduszewski, Evgenya L. Shkolnik, Jackie Villadsen, Melodie M. Kao","submitted_at":"2023-02-24T19:00:00Z","abstract_excerpt":"Radiation belts are present in all large-scale Solar System planetary magnetospheres: Earth, Jupiter, Saturn, Uranus, and Neptune. These persistent equatorial zones of trapped high energy particles up to tens of MeV can produce bright radio emission and impact the surface chemistry of close-in moons. Recent observations confirm planet-like radio emission such as aurorae from large-scale magnetospheric current systems on very low mass stars and brown dwarfs. These objects, collectively known as ultracool dwarfs, also exhibit quiescent radio emission hypothesized to trace stellar coronal flare a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.12841","kind":"arxiv","version":2},"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/2302.12841/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":"2026-07-05T07:55:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sf8+t+ZzWFPOEuR/yZkVDcywbfECgfem7WoL8+qJD5LHvzTnkv8A9xY3rD4pMAlwxg880Cp6+o56g6v8/EO0BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:52:21.737335Z"},"content_sha256":"d454c00aa5cc110874d6eb6261c547ab4742649a50be7306f78a18b47791072e","schema_version":"1.0","event_id":"sha256:d454c00aa5cc110874d6eb6261c547ab4742649a50be7306f78a18b47791072e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VR4E5A3ICAWX25SUYTH7JSB6NK/bundle.json","state_url":"https://pith.science/pith/VR4E5A3ICAWX25SUYTH7JSB6NK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VR4E5A3ICAWX25SUYTH7JSB6NK/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":"2026-08-04T06:52:21Z","links":{"resolver":"https://pith.science/pith/VR4E5A3ICAWX25SUYTH7JSB6NK","bundle":"https://pith.science/pith/VR4E5A3ICAWX25SUYTH7JSB6NK/bundle.json","state":"https://pith.science/pith/VR4E5A3ICAWX25SUYTH7JSB6NK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VR4E5A3ICAWX25SUYTH7JSB6NK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:VR4E5A3ICAWX25SUYTH7JSB6NK","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":"f983b5c6462336849917926e0c887098399fa2a256a146012c939de70586b0d8","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-02-24T19:00:00Z","title_canon_sha256":"f2af03c7b031e45c82e8074b677f833e604443b44be03bc5170590d2b1546d07"},"schema_version":"1.0","source":{"id":"2302.12841","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.12841","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"arxiv_version","alias_value":"2302.12841v2","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.12841","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"pith_short_12","alias_value":"VR4E5A3ICAWX","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"pith_short_16","alias_value":"VR4E5A3ICAWX25SU","created_at":"2026-07-05T07:55:44Z"},{"alias_kind":"pith_short_8","alias_value":"VR4E5A3I","created_at":"2026-07-05T07:55:44Z"}],"graph_snapshots":[{"event_id":"sha256:d454c00aa5cc110874d6eb6261c547ab4742649a50be7306f78a18b47791072e","target":"graph","created_at":"2026-07-05T07:55:44Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2302.12841/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Radiation belts are present in all large-scale Solar System planetary magnetospheres: Earth, Jupiter, Saturn, Uranus, and Neptune. These persistent equatorial zones of trapped high energy particles up to tens of MeV can produce bright radio emission and impact the surface chemistry of close-in moons. Recent observations confirm planet-like radio emission such as aurorae from large-scale magnetospheric current systems on very low mass stars and brown dwarfs. These objects, collectively known as ultracool dwarfs, also exhibit quiescent radio emission hypothesized to trace stellar coronal flare a","authors_text":"Amy J. Mioduszewski, Evgenya L. Shkolnik, Jackie Villadsen, Melodie M. Kao","cross_cats":["astro-ph.SR"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-02-24T19:00:00Z","title":"Resolved imaging of an extrasolar radiation belt around an ultracool dwarf"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.12841","kind":"arxiv","version":2},"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:e4552a9cc034b870fe1bbd883cf1559542bb32c934862e6a84188cf8dd196144","target":"record","created_at":"2026-07-05T07:55:44Z","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":"f983b5c6462336849917926e0c887098399fa2a256a146012c939de70586b0d8","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-02-24T19:00:00Z","title_canon_sha256":"f2af03c7b031e45c82e8074b677f833e604443b44be03bc5170590d2b1546d07"},"schema_version":"1.0","source":{"id":"2302.12841","kind":"arxiv","version":2}},"canonical_sha256":"ac784e8368102d7d7654c4cff4c83e6a80653e52b6df02e722142fc9c9f1951a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac784e8368102d7d7654c4cff4c83e6a80653e52b6df02e722142fc9c9f1951a","first_computed_at":"2026-07-05T07:55:44.427873Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:55:44.427873Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NAaf5FIUntNKfFs5CbmeWEYVS4WvyiW3OL03k82E3v+HbYel4d2Im5YZOKk0rUynvIcCZlUIMWStmZqgw3clAw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:55:44.428340Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.12841","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e4552a9cc034b870fe1bbd883cf1559542bb32c934862e6a84188cf8dd196144","sha256:d454c00aa5cc110874d6eb6261c547ab4742649a50be7306f78a18b47791072e"],"state_sha256":"8fa1a6c46b496a073dec8e38ddc26d1e182c8c0018dc8dcdf758b478318ec651"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bur2XCQgs6sAGdzQnh7zDpaaLA/B1BeFbXlr9br6yS1hgwFRbQpXwOQYOv7a9GOay9UYH400DeyQTeQ+72ttDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:52:21.741859Z","bundle_sha256":"13798fa2b1d0e16140f43372a827311dce3b133c03e09b0ad8e8109d62948dc2"}}